Uses of Class
java.io.IOException

Packages that use IOException 
Package Description
java.applet
Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.
java.awt
Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.color
Provides classes for color spaces.
java.awt.datatransfer
Provides interfaces and classes for transferring data between and within applications.
java.awt.dnd
Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.print
Provides classes and interfaces for a general printing API.
java.beans
Contains classes related to developing beans -- components based on the JavaBeans™ architecture.
java.beans.beancontext
Provides classes and interfaces relating to bean context.
java.io
Provides for system input and output through data streams, serialization and the file system.
java.lang
Provides classes that are fundamental to the design of the Java programming language.
java.lang.management
Provides the management interfaces for monitoring and management of the Java virtual machine and other components in the Java runtime.
java.lang.module
Classes to support module descriptors and creating configurations of modules by means of resolution and service binding.
java.net
Provides the classes for implementing networking applications.
java.net.http
HTTP Client and WebSocket APIs
java.nio
Defines buffers, which are containers for data, and provides an overview of the other NIO packages.
java.nio.channels
Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.
java.nio.channels.spi
Service-provider classes for the java.nio.channels package.
java.nio.charset
Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
java.nio.file
Defines interfaces and classes for the Java virtual machine to access files, file attributes, and file systems.
java.nio.file.attribute
Interfaces and classes providing access to file and file system attributes.
java.nio.file.spi
Service-provider classes for the java.nio.file package.
java.rmi
Provides the RMI package.
java.rmi.activation
Provides support for RMI Object Activation.
java.rmi.server
Provides classes and interfaces for supporting the server side of RMI.
java.security
Provides the classes and interfaces for the security framework.
java.security.cert
Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
java.util
Contains the collections framework, some internationalization support classes, a service loader, properties, random number generation, string parsing and scanning classes, base64 encoding and decoding, a bit array, and several miscellaneous utility classes.
java.util.jar
Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.logging
Provides the classes and interfaces of the Java™ 2 platform's core logging facilities.
java.util.prefs
This package allows applications to store and retrieve user and system preference and configuration data.
java.util.zip
Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.annotation.processing
Facilities for declaring annotation processors and for allowing annotation processors to communicate with an annotation processing tool environment.
javax.crypto
Provides the classes and interfaces for cryptographic operations.
javax.imageio
The main package of the Java Image I/O API.
javax.imageio.metadata
A package of the Java Image I/O API dealing with reading and writing metadata.
javax.imageio.spi
A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.
javax.imageio.stream
A package of the Java Image I/O API dealing with low-level I/O from files and streams.
javax.management
Provides the core classes for the Java Management Extensions.
javax.management.loading
Provides the classes which implement advanced dynamic loading.
javax.management.remote
Interfaces for remote access to JMX MBean servers.
javax.management.remote.rmi
The RMI connector is a connector for the JMX Remote API that uses RMI to transmit client requests to a remote MBean server.
javax.naming.ldap
Provides support for LDAPv3 extended operations and controls.
javax.net
Provides classes for networking applications.
javax.net.ssl
Provides classes for the secure socket package.
javax.print
Provides the principal classes and interfaces for the Java™ Print Service API.
javax.rmi.ssl
Provides implementations of RMIClientSocketFactory and RMIServerSocketFactory over the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
javax.security.auth.callback
This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).
javax.security.sasl
Contains class and interfaces for supporting SASL.
javax.sound.midi
Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi
Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled
Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi
Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.sql.rowset
Standard interfaces and base classes for JDBC RowSet implementations.
javax.swing
Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.filechooser
Contains classes and interfaces used by the JFileChooser component.
javax.swing.plaf.synth
Synth is a skinnable look and feel in which all painting is delegated.
javax.swing.text
Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.text.html
Provides the class HTMLEditorKit and supporting classes for creating HTML text editors.
javax.swing.text.html.parser
Provides the default HTML parser, along with support classes.
javax.swing.text.rtf
Provides a class (RTFEditorKit) for creating Rich-Text-Format text editors.
javax.tools
Provides interfaces for tools which can be invoked from a program, for example, compilers.
javax.xml.parsers
Provides the classes for processing XML documents with a SAX (Simple API for XML) parser or a DOM (Document Object Model) Document builder.
javax.xml.validation
Provides an API for validation of XML documents.
org.xml.sax
Provides the interfaces for the Simple API for XML (SAX).
org.xml.sax.ext
Provides interfaces to SAX2 facilities that conformant SAX drivers won't necessarily support.
org.xml.sax.helpers
Provides helper classes, including support for bootstrapping SAX-based applications.
  • Uses of IOException in java.applet

    Methods in java.applet that throw IOException 
    Modifier and Type Method Description
    void AppletContext.setStream​(String key, InputStream stream)
    Deprecated.
    Associates the specified stream with the specified key in this applet context.
  • Uses of IOException in java.awt

    Methods in java.awt that throw IOException 
    Modifier and Type Method Description
    void Desktop.browse​(URI uri)
    Launches the default browser to display a URI.
    static Font Font.createFont​(int fontFormat, File fontFile)
    Returns a new Font using the specified font type and the specified font file.
    static Font Font.createFont​(int fontFormat, InputStream fontStream)
    Returns a new Font using the specified font type and input data.
    static Font[] Font.createFonts​(File fontFile)
    Returns a new array of Font decoded from the specified file.
    static Font[] Font.createFonts​(InputStream fontStream)
    Returns a new array of Font decoded from the specified stream.
    void Desktop.edit​(File file)
    Launches the associated editor application and opens a file for editing.
    void Desktop.mail()
    Launches the mail composing window of the user default mail client.
    void Desktop.mail​(URI mailtoURI)
    Launches the mail composing window of the user default mail client, filling the message fields specified by a mailto: URI.
    void Desktop.open​(File file)
    Launches the associated application to open the file.
    void Desktop.print​(File file)
    Prints a file with the native desktop printing facility, using the associated application's print command.
    protected static void AWTEventMulticaster.save​(ObjectOutputStream s, String k, EventListener l)
    Saves a Serializable listener chain to a serialization stream.
    protected void AWTEventMulticaster.saveInternal​(ObjectOutputStream s, String k)
    Serialization support.
    void SplashScreen.setImageURL​(URL imageURL)
    Changes the splash screen image.
  • Uses of IOException in java.awt.color

    Methods in java.awt.color that throw IOException 
    Modifier and Type Method Description
    static ICC_Profile ICC_Profile.getInstance​(InputStream s)
    Constructs an ICC_Profile corresponding to the data in an InputStream.
    static ICC_Profile ICC_Profile.getInstance​(String fileName)
    Constructs an ICC_Profile corresponding to the data in a file.
    void ICC_Profile.write​(OutputStream s)
    Write this ICC_Profile to an OutputStream.
    void ICC_Profile.write​(String fileName)
    Write this ICC_Profile to a file.
  • Uses of IOException in java.awt.datatransfer

    Methods in java.awt.datatransfer that throw IOException 
    Modifier and Type Method Description
    Object Clipboard.getData​(DataFlavor flavor)
    Returns an object representing the current contents of this clipboard in the specified DataFlavor.
    Reader DataFlavor.getReaderForText​(Transferable transferable)
    Gets a Reader for a text flavor, decoded, if necessary, for the expected charset (encoding).
    Object StringSelection.getTransferData​(DataFlavor flavor)
    Returns the Transferable's data in the requested DataFlavor if possible.
    Object Transferable.getTransferData​(DataFlavor flavor)
    Returns an object which represents the data to be transferred.
    void DataFlavor.readExternal​(ObjectInput is)
    Restores this DataFlavor from a Serialized state.
    void DataFlavor.writeExternal​(ObjectOutput os)
    Serializes this DataFlavor.
  • Uses of IOException in java.awt.dnd

    Methods in java.awt.dnd that throw IOException 
    Modifier and Type Method Description
    Object DropTargetContext.TransferableProxy.getTransferData​(DataFlavor df)
    Returns an object which represents the data provided by the encapsulated transferable for the requested data flavor.
  • Uses of IOException in java.awt.print

    Methods in java.awt.print that return IOException 
    Modifier and Type Method Description
    IOException PrinterIOException.getIOException()
    Returns the IOException that terminated the print job.
    Constructors in java.awt.print with parameters of type IOException 
    Constructor Description
    PrinterIOException​(IOException exception)
    Constructs a new PrinterIOException with the string representation of the specified IOException.
  • Uses of IOException in java.beans

    Methods in java.beans that throw IOException 
    Modifier and Type Method Description
    static Object Beans.instantiate​(ClassLoader cls, String beanName)
    Instantiate a JavaBean.
    static Object Beans.instantiate​(ClassLoader cls, String beanName, BeanContext beanContext)
    Instantiate a JavaBean.
    static Object Beans.instantiate​(ClassLoader cls, String beanName, BeanContext beanContext, AppletInitializer initializer)
    Deprecated.
    It is recommended to use Beans.instantiate(ClassLoader, String, BeanContext), because the Applet API is deprecated.
  • Uses of IOException in java.beans.beancontext

    Methods in java.beans.beancontext that throw IOException 
    Modifier and Type Method Description
    protected void BeanContextServicesSupport.bcsPreDeserializationHook​(ObjectInputStream ois)
    called from BeanContextSupport readObject before it deserializes the children ...
    protected void BeanContextSupport.bcsPreDeserializationHook​(ObjectInputStream ois)
    called by readObject after defaultReadObject() but prior to deserialization of any children.
    protected void BeanContextServicesSupport.bcsPreSerializationHook​(ObjectOutputStream oos)
    called from BeanContextSupport writeObject before it serializes the children ...
    protected void BeanContextSupport.bcsPreSerializationHook​(ObjectOutputStream oos)
    called by writeObject after defaultWriteObject() but prior to serialization of currently serializable children.
    protected void BeanContextSupport.deserialize​(ObjectInputStream ois, Collection coll)
    used by readObject to deserialize a collection.
    Object BeanContext.instantiateChild​(String beanName)
    Instantiate the javaBean named as a child of this BeanContext.
    Object BeanContextSupport.instantiateChild​(String beanName)
    The instantiateChild method is a convenience hook in BeanContext to simplify the task of instantiating a Bean, nested, into a BeanContext.
    void BeanContextSupport.readChildren​(ObjectInputStream ois)
    When an instance of this class is used as a delegate for the implementation of the BeanContext protocols (and its subprotocols) there exists a 'chicken and egg' problem during deserialization
    protected void BeanContextSupport.serialize​(ObjectOutputStream oos, Collection<?> coll)
    Used by writeObject to serialize a Collection.
    void BeanContextSupport.writeChildren​(ObjectOutputStream oos)
    Used to serialize all children of this BeanContext.
  • Uses of IOException in java.io

    Subclasses of IOException in java.io 
    Modifier and Type Class Description
    class  CharConversionException
    Base class for character conversion exceptions.
    class  EOFException
    Signals that an end of file or end of stream has been reached unexpectedly during input.
    class  FileNotFoundException
    Signals that an attempt to open the file denoted by a specified pathname has failed.
    class  InterruptedIOException
    Signals that an I/O operation has been interrupted.
    class  InvalidClassException
    Thrown when the Serialization runtime detects one of the following problems with a Class.
    class  InvalidObjectException
    Indicates that one or more deserialized objects failed validation tests.
    class  NotActiveException
    Thrown when serialization or deserialization is not active.
    class  NotSerializableException
    Thrown when an instance is required to have a Serializable interface.
    class  ObjectStreamException
    Superclass of all exceptions specific to Object Stream classes.
    class  OptionalDataException
    Exception indicating the failure of an object read operation due to unread primitive data, or the end of data belonging to a serialized object in the stream.
    class  StreamCorruptedException
    Thrown when control information that was read from an object stream violates internal consistency checks.
    class  SyncFailedException
    Signals that a sync operation has failed.
    class  UnsupportedEncodingException
    The Character Encoding is not supported.
    class  UTFDataFormatException
    Signals that a malformed string in modified UTF-8 format has been read in a data input stream or by any class that implements the data input interface.
    class  WriteAbortedException
    Signals that one of the ObjectStreamExceptions was thrown during a write operation.
    Methods in java.io that return IOException 
    Modifier and Type Method Description
    IOException UncheckedIOException.getCause()
    Returns the cause of this exception.
    Methods in java.io that throw IOException 
    Modifier and Type Method Description
    protected void ObjectOutputStream.annotateClass​(Class<?> cl)
    Subclasses may implement this method to allow class data to be stored in the stream.
    protected void ObjectOutputStream.annotateProxyClass​(Class<?> cl)
    Subclasses may implement this method to store custom data in the stream along with descriptors for dynamic proxy classes.
    Writer Writer.append​(char c)
    Appends the specified character to this writer.
    Writer Writer.append​(CharSequence csq)
    Appends the specified character sequence to this writer.
    Writer Writer.append​(CharSequence csq, int start, int end)
    Appends a subsequence of the specified character sequence to this writer.
    int BufferedInputStream.available()
    Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.
    int FileInputStream.available()
    Returns an estimate of the number of remaining bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.
    int FilterInputStream.available()
    Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next caller of a method for this input stream.
    int InputStream.available()
    Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking, which may be 0, or 0 when end of stream is detected.
    int LineNumberInputStream.available()
    Deprecated.
    Returns the number of bytes that can be read from this input stream without blocking.
    int ObjectInput.available()
    Returns the number of bytes that can be read without blocking.
    int ObjectInputStream.available()
    Returns the number of bytes that can be read without blocking.
    int PipedInputStream.available()
    Returns the number of bytes that can be read from this input stream without blocking.
    int PushbackInputStream.available()
    Returns an estimate of the number of bytes that can be read (or skipped over) from this input stream without blocking by the next invocation of a method for this input stream.
    int SequenceInputStream.available()
    Returns an estimate of the number of bytes that can be read (or skipped over) from the current underlying input stream without blocking by the next invocation of a method for the current underlying input stream.
    void BufferedInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void ByteArrayInputStream.close()
    Closing a ByteArrayInputStream has no effect.
    void ByteArrayOutputStream.close()
    Closing a ByteArrayOutputStream has no effect.
    void Closeable.close()
    Closes this stream and releases any system resources associated with it.
    void FileInputStream.close()
    Closes this file input stream and releases any system resources associated with the stream.
    void FileOutputStream.close()
    Closes this file output stream and releases any system resources associated with this stream.
    void FilterInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void FilterOutputStream.close()
    Closes this output stream and releases any system resources associated with the stream.
    void InputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void ObjectInput.close()
    Closes the input stream.
    void ObjectInputStream.close()
    Closes the input stream.
    void ObjectOutput.close()
    Closes the stream.
    void ObjectOutputStream.close()
    Closes the stream.
    void OutputStream.close()
    Closes this output stream and releases any system resources associated with this stream.
    void PipedInputStream.close()
    Closes this piped input stream and releases any system resources associated with the stream.
    void PipedOutputStream.close()
    Closes this piped output stream and releases any system resources associated with this stream.
    void PipedReader.close()
    Closes this piped stream and releases any system resources associated with the stream.
    void PipedWriter.close()
    Closes this piped output stream and releases any system resources associated with this stream.
    void PushbackInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void PushbackReader.close()
    Closes the stream and releases any system resources associated with it.
    void RandomAccessFile.close()
    Closes this random access file stream and releases any system resources associated with the stream.
    abstract void Reader.close()
    Closes the stream and releases any system resources associated with it.
    void SequenceInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void StringWriter.close()
    Closing a StringWriter has no effect.
    abstract void Writer.close()
    Closes the stream, flushing it first.
    void PipedInputStream.connect​(PipedOutputStream src)
    Causes this piped input stream to be connected to the piped output stream src.
    void PipedOutputStream.connect​(PipedInputStream snk)
    Connects this piped output stream to a receiver.
    void PipedReader.connect​(PipedWriter src)
    Causes this piped reader to be connected to the piped writer src.
    void PipedWriter.connect​(PipedReader snk)
    Connects this piped writer to a receiver.
    boolean File.createNewFile()
    Atomically creates a new, empty file named by this abstract pathname if and only if a file with this name does not yet exist.
    static File File.createTempFile​(String prefix, String suffix)
    Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.
    static File File.createTempFile​(String prefix, String suffix, File directory)
    Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.
    abstract boolean ObjectInputStream.GetField.defaulted​(String name)
    Return true if the named field is defaulted and has no value in this stream.
    void ObjectInputStream.defaultReadObject()
    Read the non-static and non-transient fields of the current class from this stream.
    void ObjectOutputStream.defaultWriteObject()
    Write the non-static and non-transient fields of the current class to this stream.
    protected void ObjectOutputStream.drain()
    Drain any buffered data in ObjectOutputStream.
    void BufferedOutputStream.flush()
    Flushes this buffered output stream.
    void BufferedWriter.flush()
    Flushes the stream.
    void DataOutputStream.flush()
    Flushes this data output stream.
    void FilterOutputStream.flush()
    Flushes this output stream and forces any buffered output bytes to be written out to the stream.
    void FilterWriter.flush()
    Flushes the stream.
    void Flushable.flush()
    Flushes this stream by writing any buffered output to the underlying stream.
    void ObjectOutput.flush()
    Flushes the stream.
    void ObjectOutputStream.flush()
    Flushes the stream.
    void OutputStream.flush()
    Flushes this output stream and forces any buffered output bytes to be written out.
    void OutputStreamWriter.flush()
    Flushes the stream.
    void PipedOutputStream.flush()
    Flushes this output stream and forces any buffered output bytes to be written out.
    void PipedWriter.flush()
    Flushes this output stream and forces any buffered output characters to be written out.
    abstract void Writer.flush()
    Flushes the stream.
    abstract boolean ObjectInputStream.GetField.get​(String name, boolean val)
    Get the value of the named boolean field from the persistent field.
    abstract byte ObjectInputStream.GetField.get​(String name, byte val)
    Get the value of the named byte field from the persistent field.
    abstract char ObjectInputStream.GetField.get​(String name, char val)
    Get the value of the named char field from the persistent field.
    abstract double ObjectInputStream.GetField.get​(String name, double val)
    Get the value of the named double field from the persistent field.
    abstract float ObjectInputStream.GetField.get​(String name, float val)
    Get the value of the named float field from the persistent field.
    abstract int ObjectInputStream.GetField.get​(String name, int val)
    Get the value of the named int field from the persistent field.
    abstract long ObjectInputStream.GetField.get​(String name, long val)
    Get the value of the named long field from the persistent field.
    abstract short ObjectInputStream.GetField.get​(String name, short val)
    Get the value of the named short field from the persistent field.
    abstract Object ObjectInputStream.GetField.get​(String name, Object val)
    Get the value of the named Object field from the persistent field.
    File File.getCanonicalFile()
    Returns the canonical form of this abstract pathname.
    String File.getCanonicalPath()
    Returns the canonical pathname string of this abstract pathname.
    FileDescriptor FileInputStream.getFD()
    Returns the FileDescriptor object that represents the connection to the actual file in the file system being used by this FileInputStream.
    FileDescriptor FileOutputStream.getFD()
    Returns the file descriptor associated with this stream.
    FileDescriptor RandomAccessFile.getFD()
    Returns the opaque file descriptor object associated with this stream.
    long RandomAccessFile.getFilePointer()
    Returns the current offset in this file.
    long RandomAccessFile.length()
    Returns the length of this file.
    void BufferedReader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void CharArrayReader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void FilterReader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void LineNumberReader.mark​(int readAheadLimit)
    Mark the present position in the stream.
    void PushbackReader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void Reader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void StringReader.mark​(int readAheadLimit)
    Marks the present position in the stream.
    void BufferedWriter.newLine()
    Writes a line separator.
    int StreamTokenizer.nextToken()
    Parses the next token from the input stream of this tokenizer.
    ObjectOutputStream.PutField ObjectOutputStream.putFields()
    Retrieve the object used to buffer persistent fields to be written to the stream.
    int BufferedInputStream.read()
    See the general contract of the read method of InputStream.
    int BufferedInputStream.read​(byte[] b, int off, int len)
    Reads bytes from this byte-input stream into the specified byte array, starting at the given offset.
    int BufferedReader.read()
    Reads a single character.
    int BufferedReader.read​(char[] cbuf, int off, int len)
    Reads characters into a portion of an array.
    int CharArrayReader.read()
    Reads a single character.
    int CharArrayReader.read​(char[] b, int off, int len)
    Reads characters into a portion of an array.
    int DataInputStream.read​(byte[] b)
    Reads some number of bytes from the contained input stream and stores them into the buffer array b.
    int DataInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from the contained input stream into an array of bytes.
    int FileInputStream.read()
    Reads a byte of data from this input stream.
    int FileInputStream.read​(byte[] b)
    Reads up to b.length bytes of data from this input stream into an array of bytes.
    int FileInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this input stream into an array of bytes.
    int FilterInputStream.read()
    Reads the next byte of data from this input stream.
    int FilterInputStream.read​(byte[] b)
    Reads up to b.length bytes of data from this input stream into an array of bytes.
    int FilterInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this input stream into an array of bytes.
    int FilterReader.read()
    Reads a single character.
    int FilterReader.read​(char[] cbuf, int off, int len)
    Reads characters into a portion of an array.
    abstract int InputStream.read()
    Reads the next byte of data from the input stream.
    int InputStream.read​(byte[] b)
    Reads some number of bytes from the input stream and stores them into the buffer array b.
    int InputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from the input stream into an array of bytes.
    int InputStreamReader.read()
    Reads a single character.
    int InputStreamReader.read​(char[] cbuf, int offset, int length)
    Reads characters into a portion of an array.
    int LineNumberInputStream.read()
    Deprecated.
    Reads the next byte of data from this input stream.
    int LineNumberInputStream.read​(byte[] b, int off, int len)
    Deprecated.
    Reads up to len bytes of data from this input stream into an array of bytes.
    int LineNumberReader.read()
    Read a single character.
    int LineNumberReader.read​(char[] cbuf, int off, int len)
    Read characters into a portion of an array.
    int ObjectInput.read()
    Reads a byte of data.
    int ObjectInput.read​(byte[] b)
    Reads into an array of bytes.
    int ObjectInput.read​(byte[] b, int off, int len)
    Reads into an array of bytes.
    int ObjectInputStream.read()
    Reads a byte of data.
    int ObjectInputStream.read​(byte[] buf, int off, int len)
    Reads into an array of bytes.
    int PipedInputStream.read()
    Reads the next byte of data from this piped input stream.
    int PipedInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this piped input stream into an array of bytes.
    int PipedReader.read()
    Reads the next character of data from this piped stream.
    int PipedReader.read​(char[] cbuf, int off, int len)
    Reads up to len characters of data from this piped stream into an array of characters.
    int PushbackInputStream.read()
    Reads the next byte of data from this input stream.
    int PushbackInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this input stream into an array of bytes.
    int PushbackReader.read()
    Reads a single character.
    int PushbackReader.read​(char[] cbuf, int off, int len)
    Reads characters into a portion of an array.
    int RandomAccessFile.read()
    Reads a byte of data from this file.
    int RandomAccessFile.read​(byte[] b)
    Reads up to b.length bytes of data from this file into an array of bytes.
    int RandomAccessFile.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this file into an array of bytes.
    int Reader.read()
    Reads a single character.
    int Reader.read​(char[] cbuf)
    Reads characters into an array.
    abstract int Reader.read​(char[] cbuf, int off, int len)
    Reads characters into a portion of an array.
    int Reader.read​(CharBuffer target)
    Attempts to read characters into the specified character buffer.
    int SequenceInputStream.read()
    Reads the next byte of data from this input stream.
    int SequenceInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this input stream into an array of bytes.
    int StringReader.read()
    Reads a single character.
    int StringReader.read​(char[] cbuf, int off, int len)
    Reads characters into a portion of an array.
    byte[] InputStream.readAllBytes()
    Reads all remaining bytes from the input stream.
    boolean DataInput.readBoolean()
    Reads one input byte and returns true if that byte is nonzero, false if that byte is zero.
    boolean DataInputStream.readBoolean()
    See the general contract of the readBoolean method of DataInput.
    boolean ObjectInputStream.readBoolean()
    Reads in a boolean.
    boolean RandomAccessFile.readBoolean()
    Reads a boolean from this file.
    byte DataInput.readByte()
    Reads and returns one input byte.
    byte DataInputStream.readByte()
    See the general contract of the readByte method of DataInput.
    byte ObjectInputStream.readByte()
    Reads an 8 bit byte.
    byte RandomAccessFile.readByte()
    Reads a signed eight-bit value from this file.
    char DataInput.readChar()
    Reads two input bytes and returns a char value.
    char DataInputStream.readChar()
    See the general contract of the readChar method of DataInput.
    char ObjectInputStream.readChar()
    Reads a 16 bit char.
    char RandomAccessFile.readChar()
    Reads a character from this file.
    protected ObjectStreamClass ObjectInputStream.readClassDescriptor()
    Read a class descriptor from the serialization stream.
    double DataInput.readDouble()
    Reads eight input bytes and returns a double value.
    double DataInputStream.readDouble()
    See the general contract of the readDouble method of DataInput.
    double ObjectInputStream.readDouble()
    Reads a 64 bit double.
    double RandomAccessFile.readDouble()
    Reads a double from this file.
    void Externalizable.readExternal​(ObjectInput in)
    The object implements the readExternal method to restore its contents by calling the methods of DataInput for primitive types and readObject for objects, strings and arrays.
    ObjectInputStream.GetField ObjectInputStream.readFields()
    Reads the persistent fields from the stream and makes them available by name.
    float DataInput.readFloat()
    Reads four input bytes and returns a float value.
    float DataInputStream.readFloat()
    See the general contract of the readFloat method of DataInput.
    float ObjectInputStream.readFloat()
    Reads a 32 bit float.
    float RandomAccessFile.readFloat()
    Reads a float from this file.
    void DataInput.readFully​(byte[] b)
    Reads some bytes from an input stream and stores them into the buffer array b.
    void DataInput.readFully​(byte[] b, int off, int len)
    Reads len bytes from an input stream.
    void DataInputStream.readFully​(byte[] b)
    See the general contract of the readFully method of DataInput.
    void DataInputStream.readFully​(byte[] b, int off, int len)
    See the general contract of the readFully method of DataInput.
    void ObjectInputStream.readFully​(byte[] buf)
    Reads bytes, blocking until all bytes are read.
    void ObjectInputStream.readFully​(byte[] buf, int off, int len)
    Reads bytes, blocking until all bytes are read.
    void RandomAccessFile.readFully​(byte[] b)
    Reads b.length bytes from this file into the byte array, starting at the current file pointer.
    void RandomAccessFile.readFully​(byte[] b, int off, int len)
    Reads exactly len bytes from this file into the byte array, starting at the current file pointer.
    int DataInput.readInt()
    Reads four input bytes and returns an int value.
    int DataInputStream.readInt()
    See the general contract of the readInt method of DataInput.
    int ObjectInputStream.readInt()
    Reads a 32 bit int.
    int RandomAccessFile.readInt()
    Reads a signed 32-bit integer from this file.
    String BufferedReader.readLine()
    Reads a line of text.
    String DataInput.readLine()
    Reads the next line of text from the input stream.
    String DataInputStream.readLine()
    Deprecated.
    This method does not properly convert bytes to characters.
    String LineNumberReader.readLine()
    Read a line of text.
    String ObjectInputStream.readLine()
    Deprecated.
    This method does not properly convert bytes to characters.
    String RandomAccessFile.readLine()
    Reads the next line of text from this file.
    long DataInput.readLong()
    Reads eight input bytes and returns a long value.
    long DataInputStream.readLong()
    See the general contract of the readLong method of DataInput.
    long ObjectInputStream.readLong()
    Reads a 64 bit long.
    long RandomAccessFile.readLong()
    Reads a signed 64-bit integer from this file.
    int InputStream.readNBytes​(byte[] b, int off, int len)
    Reads the requested number of bytes from the input stream into the given byte array.
    byte[] InputStream.readNBytes​(int len)
    Reads up to a specified number of bytes from the input stream.
    Object ObjectInput.readObject()
    Read and return an object.
    Object ObjectInputStream.readObject()
    Read an object from the ObjectInputStream.
    protected Object ObjectInputStream.readObjectOverride()
    This method is called by trusted subclasses of ObjectInputStream that + constructed ObjectInputStream using the protected no-arg constructor.
    short DataInput.readShort()
    Reads two input bytes and returns a short value.
    short DataInputStream.readShort()
    See the general contract of the readShort method of DataInput.
    short ObjectInputStream.readShort()
    Reads a 16 bit short.
    short RandomAccessFile.readShort()
    Reads a signed 16-bit number from this file.
    protected void ObjectInputStream.readStreamHeader()
    The readStreamHeader method is provided to allow subclasses to read and verify their own stream headers.
    Object ObjectInputStream.readUnshared()
    Reads an "unshared" object from the ObjectInputStream.
    int DataInput.readUnsignedByte()
    Reads one input byte, zero-extends it to type int, and returns the result, which is therefore in the range 0 through 255.
    int DataInputStream.readUnsignedByte()
    See the general contract of the readUnsignedByte method of DataInput.
    int ObjectInputStream.readUnsignedByte()
    Reads an unsigned 8 bit byte.
    int RandomAccessFile.readUnsignedByte()
    Reads an unsigned eight-bit number from this file.
    int DataInput.readUnsignedShort()
    Reads two input bytes and returns an int value in the range 0 through 65535.
    int DataInputStream.readUnsignedShort()
    See the general contract of the readUnsignedShort method of DataInput.
    int ObjectInputStream.readUnsignedShort()
    Reads an unsigned 16 bit short.
    int RandomAccessFile.readUnsignedShort()
    Reads an unsigned 16-bit number from this file.
    String DataInput.readUTF()
    Reads in a string that has been encoded using a modified UTF-8 format.
    String DataInputStream.readUTF()
    See the general contract of the readUTF method of DataInput.
    static String DataInputStream.readUTF​(DataInput in)
    Reads from the stream in a representation of a Unicode character string encoded in modified UTF-8 format; this string of characters is then returned as a String.
    String ObjectInputStream.readUTF()
    Reads a String in modified UTF-8 format.
    String RandomAccessFile.readUTF()
    Reads in a string from this file.
    boolean BufferedReader.ready()
    Tells whether this stream is ready to be read.
    boolean CharArrayReader.ready()
    Tells whether this stream is ready to be read.
    boolean FilterReader.ready()
    Tells whether this stream is ready to be read.
    boolean InputStreamReader.ready()
    Tells whether this stream is ready to be read.
    boolean PipedReader.ready()
    Tell whether this stream is ready to be read.
    boolean PushbackReader.ready()
    Tells whether this stream is ready to be read.
    boolean Reader.ready()
    Tells whether this stream is ready to be read.
    boolean StringReader.ready()
    Tells whether this stream is ready to be read.
    protected void PipedInputStream.receive​(int b)
    Receives a byte of data.
    protected Object ObjectOutputStream.replaceObject​(Object obj)
    This method will allow trusted subclasses of ObjectOutputStream to substitute one object for another during serialization.
    void BufferedInputStream.reset()
    See the general contract of the reset method of InputStream.
    void BufferedReader.reset()
    Resets the stream to the most recent mark.
    void CharArrayReader.reset()
    Resets the stream to the most recent mark, or to the beginning if it has never been marked.
    void FilterInputStream.reset()
    Repositions this stream to the position at the time the mark method was last called on this input stream.
    void FilterReader.reset()
    Resets the stream.
    void InputStream.reset()
    Repositions this stream to the position at the time the mark method was last called on this input stream.
    void LineNumberInputStream.reset()
    Deprecated.
    Repositions this stream to the position at the time the mark method was last called on this input stream.
    void LineNumberReader.reset()
    Reset the stream to the most recent mark.
    void ObjectOutputStream.reset()
    Reset will disregard the state of any objects already written to the stream.
    void PushbackInputStream.reset()
    Repositions this stream to the position at the time the mark method was last called on this input stream.
    void PushbackReader.reset()
    Resets the stream.
    void Reader.reset()
    Resets the stream.
    void StringReader.reset()
    Resets the stream to the most recent mark, or to the beginning of the string if it has never been marked.
    protected Class<?> ObjectInputStream.resolveClass​(ObjectStreamClass desc)
    Load the local class equivalent of the specified stream class description.
    protected Object ObjectInputStream.resolveObject​(Object obj)
    This method will allow trusted subclasses of ObjectInputStream to substitute one object for another during deserialization.
    protected Class<?> ObjectInputStream.resolveProxyClass​(String[] interfaces)
    Returns a proxy class that implements the interfaces named in a proxy class descriptor; subclasses may implement this method to read custom data from the stream along with the descriptors for dynamic proxy classes, allowing them to use an alternate loading mechanism for the interfaces and the proxy class.
    void RandomAccessFile.seek​(long pos)
    Sets the file-pointer offset, measured from the beginning of this file, at which the next read or write occurs.
    void RandomAccessFile.setLength​(long newLength)
    Sets the length of this file.
    long BufferedInputStream.skip​(long n)
    See the general contract of the skip method of InputStream.
    long BufferedReader.skip​(long n)
    Skips characters.
    long CharArrayReader.skip​(long n)
    Skips characters.
    long FileInputStream.skip​(long n)
    Skips over and discards n bytes of data from the input stream.
    long FilterInputStream.skip​(long n)
    Skips over and discards n bytes of data from the input stream.
    long FilterReader.skip​(long n)
    Skips characters.
    long InputStream.skip​(long n)
    Skips over and discards n bytes of data from this input stream.
    long LineNumberInputStream.skip​(long n)
    Deprecated.
    Skips over and discards n bytes of data from this input stream.
    long LineNumberReader.skip​(long n)
    Skip characters.
    long ObjectInput.skip​(long n)
    Skips n bytes of input.
    long PushbackInputStream.skip​(long n)
    Skips over and discards n bytes of data from this input stream.
    long PushbackReader.skip​(long n)
    Skips characters.
    long Reader.skip​(long n)
    Skips characters.
    long StringReader.skip​(long ns)
    Skips the specified number of characters in the stream.
    int DataInput.skipBytes​(int n)
    Makes an attempt to skip over n bytes of data from the input stream, discarding the skipped bytes.
    int DataInputStream.skipBytes​(int n)
    See the general contract of the skipBytes method of DataInput.
    int ObjectInputStream.skipBytes​(int len)
    Skips bytes.
    int RandomAccessFile.skipBytes​(int n)
    Attempts to skip over n bytes of input discarding the skipped bytes.
    void InputStream.skipNBytes​(long n)
    Skips over and discards exactly n bytes of data from this input stream.
    long InputStream.transferTo​(OutputStream out)
    Reads all bytes from this input stream and writes the bytes to the given output stream in the order that they are read.
    long Reader.transferTo​(Writer out)
    Reads all characters from this reader and writes the characters to the given writer in the order that they are read.
    void PushbackInputStream.unread​(byte[] b)
    Pushes back an array of bytes by copying it to the front of the pushback buffer.
    void PushbackInputStream.unread​(byte[] b, int off, int len)
    Pushes back a portion of an array of bytes by copying it to the front of the pushback buffer.
    void PushbackInputStream.unread​(int b)
    Pushes back a byte by copying it to the front of the pushback buffer.
    void PushbackReader.unread​(char[] cbuf)
    Pushes back an array of characters by copying it to the front of the pushback buffer.
    void PushbackReader.unread​(char[] cbuf, int off, int len)
    Pushes back a portion of an array of characters by copying it to the front of the pushback buffer.
    void PushbackReader.unread​(int c)
    Pushes back a single character by copying it to the front of the pushback buffer.
    void ObjectOutputStream.useProtocolVersion​(int version)
    Specify stream protocol version to use when writing the stream.
    void BufferedOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this buffered output stream.
    void BufferedOutputStream.write​(int b)
    Writes the specified byte to this buffered output stream.
    void BufferedWriter.write​(char[] cbuf, int off, int len)
    Writes a portion of an array of characters.
    void BufferedWriter.write​(int c)
    Writes a single character.
    void BufferedWriter.write​(String s, int off, int len)
    Writes a portion of a String.
    void DataOutput.write​(byte[] b)
    Writes to the output stream all the bytes in array b.
    void DataOutput.write​(byte[] b, int off, int len)
    Writes len bytes from array b, in order, to the output stream.
    void DataOutput.write​(int b)
    Writes to the output stream the eight low-order bits of the argument b.
    void DataOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to the underlying output stream.
    void DataOutputStream.write​(int b)
    Writes the specified byte (the low eight bits of the argument b) to the underlying output stream.
    void FileOutputStream.write​(byte[] b)
    Writes b.length bytes from the specified byte array to this file output stream.
    void FileOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this file output stream.
    void FileOutputStream.write​(int b)
    Writes the specified byte to this file output stream.
    void FilterOutputStream.write​(byte[] b)
    Writes b.length bytes to this output stream.
    void FilterOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this output stream.
    void FilterOutputStream.write​(int b)
    Writes the specified byte to this output stream.
    void FilterWriter.write​(char[] cbuf, int off, int len)
    Writes a portion of an array of characters.
    void FilterWriter.write​(int c)
    Writes a single character.
    void FilterWriter.write​(String str, int off, int len)
    Writes a portion of a string.
    void ObjectOutput.write​(byte[] b)
    Writes an array of bytes.
    void ObjectOutput.write​(byte[] b, int off, int len)
    Writes a sub array of bytes.
    void ObjectOutput.write​(int b)
    Writes a byte.
    abstract void ObjectOutputStream.PutField.write​(ObjectOutput out)
    Deprecated.
    This method does not write the values contained by this PutField object in a proper format, and may result in corruption of the serialization stream.
    void ObjectOutputStream.write​(byte[] buf)
    Writes an array of bytes.
    void ObjectOutputStream.write​(byte[] buf, int off, int len)
    Writes a sub array of bytes.
    void ObjectOutputStream.write​(int val)
    Writes a byte.
    void OutputStream.write​(byte[] b)
    Writes b.length bytes from the specified byte array to this output stream.
    void OutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this output stream.
    abstract void OutputStream.write​(int b)
    Writes the specified byte to this output stream.
    void OutputStreamWriter.write​(char[] cbuf, int off, int len)
    Writes a portion of an array of characters.
    void OutputStreamWriter.write​(int c)
    Writes a single character.
    void OutputStreamWriter.write​(String str, int off, int len)
    Writes a portion of a string.
    void PipedOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this piped output stream.
    void PipedOutputStream.write​(int b)
    Writes the specified byte to the piped output stream.
    void PipedWriter.write​(char[] cbuf, int off, int len)
    Writes len characters from the specified character array starting at offset off to this piped output stream.
    void PipedWriter.write​(int c)
    Writes the specified char to the piped output stream.
    void PrintStream.write​(byte[] buf)
    Writes all bytes from the specified byte array to this stream.
    void RandomAccessFile.write​(byte[] b)
    Writes b.length bytes from the specified byte array to this file, starting at the current file pointer.
    void RandomAccessFile.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this file.
    void RandomAccessFile.write​(int b)
    Writes the specified byte to this file.
    void Writer.write​(char[] cbuf)
    Writes an array of characters.
    abstract void Writer.write​(char[] cbuf, int off, int len)
    Writes a portion of an array of characters.
    void Writer.write​(int c)
    Writes a single character.
    void Writer.write​(String str)
    Writes a string.
    void Writer.write​(String str, int off, int len)
    Writes a portion of a string.
    void DataOutput.writeBoolean​(boolean v)
    Writes a boolean value to this output stream.
    void DataOutputStream.writeBoolean​(boolean v)
    Writes a boolean to the underlying output stream as a 1-byte value.
    void ObjectOutputStream.writeBoolean​(boolean val)
    Writes a boolean.
    void RandomAccessFile.writeBoolean​(boolean v)
    Writes a boolean to the file as a one-byte value.
    void DataOutput.writeByte​(int v)
    Writes to the output stream the eight low- order bits of the argument v.
    void DataOutputStream.writeByte​(int v)
    Writes out a byte to the underlying output stream as a 1-byte value.
    void ObjectOutputStream.writeByte​(int val)
    Writes an 8 bit byte.
    void RandomAccessFile.writeByte​(int v)
    Writes a byte to the file as a one-byte value.
    void DataOutput.writeBytes​(String s)
    Writes a string to the output stream.
    void DataOutputStream.writeBytes​(String s)
    Writes out the string to the underlying output stream as a sequence of bytes.
    void ObjectOutputStream.writeBytes​(String str)
    Writes a String as a sequence of bytes.
    void RandomAccessFile.writeBytes​(String s)
    Writes the string to the file as a sequence of bytes.
    void DataOutput.writeChar​(int v)
    Writes a char value, which is comprised of two bytes, to the output stream.
    void DataOutputStream.writeChar​(int v)
    Writes a char to the underlying output stream as a 2-byte value, high byte first.
    void ObjectOutputStream.writeChar​(int val)
    Writes a 16 bit char.
    void RandomAccessFile.writeChar​(int v)
    Writes a char to the file as a two-byte value, high byte first.
    void DataOutput.writeChars​(String s)
    Writes every character in the string s, to the output stream, in order, two bytes per character.
    void DataOutputStream.writeChars​(String s)
    Writes a string to the underlying output stream as a sequence of characters.
    void ObjectOutputStream.writeChars​(String str)
    Writes a String as a sequence of chars.
    void RandomAccessFile.writeChars​(String s)
    Writes a string to the file as a sequence of characters.
    protected void ObjectOutputStream.writeClassDescriptor​(ObjectStreamClass desc)
    Write the specified class descriptor to the ObjectOutputStream.
    void DataOutput.writeDouble​(double v)
    Writes a double value, which is comprised of eight bytes, to the output stream.
    void DataOutputStream.writeDouble​(double v)
    Converts the double argument to a long using the doubleToLongBits method in class Double, and then writes that long value to the underlying output stream as an 8-byte quantity, high byte first.
    void ObjectOutputStream.writeDouble​(double val)
    Writes a 64 bit double.
    void RandomAccessFile.writeDouble​(double v)
    Converts the double argument to a long using the doubleToLongBits method in class Double, and then writes that long value to the file as an eight-byte quantity, high byte first.
    void Externalizable.writeExternal​(ObjectOutput out)
    The object implements the writeExternal method to save its contents by calling the methods of DataOutput for its primitive values or calling the writeObject method of ObjectOutput for objects, strings, and arrays.
    void ObjectOutputStream.writeFields()
    Write the buffered fields to the stream.
    void DataOutput.writeFloat​(float v)
    Writes a float value, which is comprised of four bytes, to the output stream.
    void DataOutputStream.writeFloat​(float v)
    Converts the float argument to an int using the floatToIntBits method in class Float, and then writes that int value to the underlying output stream as a 4-byte quantity, high byte first.
    void ObjectOutputStream.writeFloat​(float val)
    Writes a 32 bit float.
    void RandomAccessFile.writeFloat​(float v)
    Converts the float argument to an int using the floatToIntBits method in class Float, and then writes that int value to the file as a four-byte quantity, high byte first.
    void DataOutput.writeInt​(int v)
    Writes an int value, which is comprised of four bytes, to the output stream.
    void DataOutputStream.writeInt​(int v)
    Writes an int to the underlying output stream as four bytes, high byte first.
    void ObjectOutputStream.writeInt​(int val)
    Writes a 32 bit int.
    void RandomAccessFile.writeInt​(int v)
    Writes an int to the file as four bytes, high byte first.
    void DataOutput.writeLong​(long v)
    Writes a long value, which is comprised of eight bytes, to the output stream.
    void DataOutputStream.writeLong​(long v)
    Writes a long to the underlying output stream as eight bytes, high byte first.
    void ObjectOutputStream.writeLong​(long val)
    Writes a 64 bit long.
    void RandomAccessFile.writeLong​(long v)
    Writes a long to the file as eight bytes, high byte first.
    void ObjectOutput.writeObject​(Object obj)
    Write an object to the underlying storage or stream.
    void ObjectOutputStream.writeObject​(Object obj)
    Write the specified object to the ObjectOutputStream.
    protected void ObjectOutputStream.writeObjectOverride​(Object obj)
    Method used by subclasses to override the default writeObject method.
    void DataOutput.writeShort​(int v)
    Writes two bytes to the output stream to represent the value of the argument.
    void DataOutputStream.writeShort​(int v)
    Writes a short to the underlying output stream as two bytes, high byte first.
    void ObjectOutputStream.writeShort​(int val)
    Writes a 16 bit short.
    void RandomAccessFile.writeShort​(int v)
    Writes a short to the file as two bytes, high byte first.
    protected void ObjectOutputStream.writeStreamHeader()
    The writeStreamHeader method is provided so subclasses can append or prepend their own header to the stream.
    void ByteArrayOutputStream.writeTo​(OutputStream out)
    Writes the complete contents of this ByteArrayOutputStream to the specified output stream argument, as if by calling the output stream's write method using out.write(buf, 0, count).
    void CharArrayWriter.writeTo​(Writer out)
    Writes the contents of the buffer to another character stream.
    void ObjectOutputStream.writeUnshared​(Object obj)
    Writes an "unshared" object to the ObjectOutputStream.
    void DataOutput.writeUTF​(String s)
    Writes two bytes of length information to the output stream, followed by the modified UTF-8 representation of every character in the string s.
    void DataOutputStream.writeUTF​(String str)
    Writes a string to the underlying output stream using modified UTF-8 encoding in a machine-independent manner.
    void ObjectOutputStream.writeUTF​(String str)
    Primitive data write of this String in modified UTF-8 format.
    void RandomAccessFile.writeUTF​(String str)
    Writes a string to the file using modified UTF-8 encoding in a machine-independent manner.
    Constructors in java.io with parameters of type IOException 
    Constructor Description
    UncheckedIOException​(IOException cause)
    Constructs an instance of this class.
    UncheckedIOException​(String message, IOException cause)
    Constructs an instance of this class.
    Constructors in java.io that throw IOException 
    Constructor Description
    FileReader​(File file, Charset charset)
    Creates a new FileReader, given the File to read and the charset.
    FileReader​(String fileName, Charset charset)
    Creates a new FileReader, given the name of the file to read and the charset.
    FileWriter​(File file)
    Constructs a FileWriter given the File to write, using the platform's default charset
    FileWriter​(File file, boolean append)
    Constructs a FileWriter given the File to write and a boolean indicating whether to append the data written, using the platform's default charset.
    FileWriter​(File file, Charset charset)
    Constructs a FileWriter given the File to write and charset.
    FileWriter​(File file, Charset charset, boolean append)
    Constructs a FileWriter given the File to write, charset and a boolean indicating whether to append the data written.
    FileWriter​(String fileName)
    Constructs a FileWriter given a file name, using the platform's default charset
    FileWriter​(String fileName, boolean append)
    Constructs a FileWriter given a file name and a boolean indicating whether to append the data written, using the platform's default charset.
    FileWriter​(String fileName, Charset charset)
    Constructs a FileWriter given a file name and charset.
    FileWriter​(String fileName, Charset charset, boolean append)
    Constructs a FileWriter given a file name, charset and a boolean indicating whether to append the data written.
    ObjectInputStream()
    Provide a way for subclasses that are completely reimplementing ObjectInputStream to not have to allocate private data just used by this implementation of ObjectInputStream.
    ObjectInputStream​(InputStream in)
    Creates an ObjectInputStream that reads from the specified InputStream.
    ObjectOutputStream()
    Provide a way for subclasses that are completely reimplementing ObjectOutputStream to not have to allocate private data just used by this implementation of ObjectOutputStream.
    ObjectOutputStream​(OutputStream out)
    Creates an ObjectOutputStream that writes to the specified OutputStream.
    PipedInputStream​(PipedOutputStream src)
    Creates a PipedInputStream so that it is connected to the piped output stream src.
    PipedInputStream​(PipedOutputStream src, int pipeSize)
    Creates a PipedInputStream so that it is connected to the piped output stream src and uses the specified pipe size for the pipe's buffer.
    PipedOutputStream​(PipedInputStream snk)
    Creates a piped output stream connected to the specified piped input stream.
    PipedReader​(PipedWriter src)
    Creates a PipedReader so that it is connected to the piped writer src.
    PipedReader​(PipedWriter src, int pipeSize)
    Creates a PipedReader so that it is connected to the piped writer src and uses the specified pipe size for the pipe's buffer.
    PipedWriter​(PipedReader snk)
    Creates a piped writer connected to the specified piped reader.
    PrintStream​(File file, Charset charset)
    Creates a new print stream, without automatic line flushing, with the specified file and charset.
    PrintStream​(String fileName, Charset charset)
    Creates a new print stream, without automatic line flushing, with the specified file name and charset.
    PrintWriter​(File file, Charset charset)
    Creates a new PrintWriter, without automatic line flushing, with the specified file and charset.
    PrintWriter​(String fileName, Charset charset)
    Creates a new PrintWriter, without automatic line flushing, with the specified file name and charset.
  • Uses of IOException in java.lang

    Methods in java.lang that throw IOException 
    Modifier and Type Method Description
    Appendable Appendable.append​(char c)
    Appends the specified character to this Appendable.
    Appendable Appendable.append​(CharSequence csq)
    Appends the specified character sequence to this Appendable.
    Appendable Appendable.append​(CharSequence csq, int start, int end)
    Appends a subsequence of the specified character sequence to this Appendable.
    Process Runtime.exec​(String command)
    Executes the specified string command in a separate process.
    Process Runtime.exec​(String[] cmdarray)
    Executes the specified command and arguments in a separate process.
    Process Runtime.exec​(String[] cmdarray, String[] envp)
    Executes the specified command and arguments in a separate process with the specified environment.
    Process Runtime.exec​(String[] cmdarray, String[] envp, File dir)
    Executes the specified command and arguments in a separate process with the specified environment and working directory.
    Process Runtime.exec​(String command, String[] envp)
    Executes the specified string command in a separate process with the specified environment.
    Process Runtime.exec​(String command, String[] envp, File dir)
    Executes the specified string command in a separate process with the specified environment and working directory.
    protected URL ClassLoader.findResource​(String moduleName, String name)
    Returns a URL to a resource in a module defined to this class loader.
    protected Enumeration<URL> ClassLoader.findResources​(String name)
    Returns an enumeration of URL objects representing all the resources with the given name.
    InputStream Module.getResourceAsStream​(String name)
    Returns an input stream for reading a resource in this module.
    Enumeration<URL> ClassLoader.getResources​(String name)
    Finds all the resources with the given name.
    static Enumeration<URL> ClassLoader.getSystemResources​(String name)
    Finds all resources of the specified name from the search path used to load classes.
    static Channel System.inheritedChannel()
    Returns the channel inherited from the entity that created this Java virtual machine.
    int Readable.read​(CharBuffer cb)
    Attempts to read characters into the specified character buffer.
    Process ProcessBuilder.start()
    Starts a new process using the attributes of this process builder.
    static List<Process> ProcessBuilder.startPipeline​(List<ProcessBuilder> builders)
    Starts a Process for each ProcessBuilder, creating a pipeline of processes linked by their standard output and standard input streams.
  • Uses of IOException in java.lang.management

    Methods in java.lang.management that throw IOException 
    Modifier and Type Method Description
    static <T extends PlatformManagedObject>
    T
    ManagementFactory.getPlatformMXBean​(MBeanServerConnection connection, Class<T> mxbeanInterface)
    Returns the platform MXBean proxy for mxbeanInterface which is specified to have one single instance in a Java virtual machine and the proxy will forward the method calls through the given MBeanServerConnection.
    static <T extends PlatformManagedObject>
    List<T>
    ManagementFactory.getPlatformMXBeans​(MBeanServerConnection connection, Class<T> mxbeanInterface)
    Returns the list of the platform MXBean proxies for forwarding the method calls of the mxbeanInterface through the given MBeanServerConnection.
    static <T> T ManagementFactory.newPlatformMXBeanProxy​(MBeanServerConnection connection, String mxbeanName, Class<T> mxbeanInterface)
    Returns a proxy for a platform MXBean interface of a given MXBean name that forwards its method calls through the given MBeanServerConnection.
  • Uses of IOException in java.lang.module

    Methods in java.lang.module that throw IOException 
    Modifier and Type Method Description
    void ModuleReader.close()
    Closes the module reader.
    Optional<URI> ModuleReader.find​(String name)
    Finds a resource, returning a URI to the resource in the module.
    Stream<String> ModuleReader.list()
    Lists the contents of the module, returning a stream of elements that are the names of all resources in the module.
    default Optional<InputStream> ModuleReader.open​(String name)
    Opens a resource, returning an input stream to read the resource in the module.
    abstract ModuleReader ModuleReference.open()
    Opens the module content for reading.
    static ModuleDescriptor ModuleDescriptor.read​(InputStream in)
    Reads the binary form of a module declaration from an input stream as a module descriptor.
    static ModuleDescriptor ModuleDescriptor.read​(InputStream in, Supplier<Set<String>> packageFinder)
    Reads the binary form of a module declaration from an input stream as a module descriptor.
    default Optional<ByteBuffer> ModuleReader.read​(String name)
    Reads a resource, returning a byte buffer with the contents of the resource.
  • Uses of IOException in java.net

    Subclasses of IOException in java.net 
    Modifier and Type Class Description
    class  BindException
    Signals that an error occurred while attempting to bind a socket to a local address and port.
    class  ConnectException
    Signals that an error occurred while attempting to connect a socket to a remote address and port.
    class  HttpRetryException
    Thrown to indicate that a HTTP request needs to be retried but cannot be retried automatically, due to streaming mode being enabled.
    class  MalformedURLException
    Thrown to indicate that a malformed URL has occurred.
    class  NoRouteToHostException
    Signals that an error occurred while attempting to connect a socket to a remote address and port.
    class  PortUnreachableException
    Signals that an ICMP Port Unreachable message has been received on a connected datagram.
    class  ProtocolException
    Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.
    class  SocketException
    Thrown to indicate that there is an error creating or accessing a Socket.
    class  SocketTimeoutException
    Signals that a timeout has occurred on a socket read or accept.
    class  UnknownHostException
    Thrown to indicate that the IP address of a host could not be determined.
    class  UnknownServiceException
    Thrown to indicate that an unknown service exception has occurred.
    Methods in java.net with parameters of type IOException 
    Modifier and Type Method Description
    abstract void ProxySelector.connectFailed​(URI uri, SocketAddress sa, IOException ioe)
    Called to indicate that a connection could not be established to a proxy/socks server.
    Methods in java.net that throw IOException 
    Modifier and Type Method Description
    Socket ServerSocket.accept()
    Listens for a connection to be made to this socket and accepts it.
    protected abstract void SocketImpl.accept​(SocketImpl s)
    Accepts a connection.
    protected abstract int SocketImpl.available()
    Returns the number of bytes that can be read from this socket without blocking.
    void ServerSocket.bind​(SocketAddress endpoint)
    Binds the ServerSocket to a specific address (IP address and port number).
    void ServerSocket.bind​(SocketAddress endpoint, int backlog)
    Binds the ServerSocket to a specific address (IP address and port number).
    void Socket.bind​(SocketAddress bindpoint)
    Binds the socket to a local address.
    protected abstract void SocketImpl.bind​(InetAddress host, int port)
    Binds this socket to the specified local IP address and port number.
    void ServerSocket.close()
    Closes this socket.
    void Socket.close()
    Closes this socket.
    protected abstract void SocketImpl.close()
    Closes this socket.
    void URLClassLoader.close()
    Closes this URLClassLoader, so that it can no longer be used to load new classes or resources that are defined by this loader.
    void Socket.connect​(SocketAddress endpoint)
    Connects this socket to the server.
    void Socket.connect​(SocketAddress endpoint, int timeout)
    Connects this socket to the server with a specified timeout value.
    protected abstract void SocketImpl.connect​(String host, int port)
    Connects this socket to the specified port on the named host.
    protected abstract void SocketImpl.connect​(InetAddress address, int port)
    Connects this socket to the specified port number on the specified host.
    protected abstract void SocketImpl.connect​(SocketAddress address, int timeout)
    Connects this socket to the specified port number on the specified host.
    abstract void URLConnection.connect()
    Opens a communications link to the resource referenced by this URL, if such a connection has not already been established.
    protected abstract void SocketImpl.create​(boolean stream)
    Creates either a stream or a datagram socket.
    Enumeration<URL> URLClassLoader.findResources​(String name)
    Returns an Enumeration of URLs representing all of the resources on the URL search path having the specified name.
    abstract Map<String,​List<String>> CookieHandler.get​(URI uri, Map<String,​List<String>> requestHeaders)
    Gets all the applicable cookies from a cookie cache for the specified uri in the request header.
    abstract CacheResponse ResponseCache.get​(URI uri, String rqstMethod, Map<String,​List<String>> rqstHeaders)
    Retrieve the cached response based on the requesting uri, request method and request headers.
    Attributes JarURLConnection.getAttributes()
    Return the Attributes object for this connection if the URL for it points to a JAR file entry, null otherwise.
    abstract OutputStream CacheRequest.getBody()
    Returns an OutputStream to which the response body can be written.
    abstract InputStream CacheResponse.getBody()
    Returns the response body as an InputStream.
    Certificate[] JarURLConnection.getCertificates()
    Returns the Certificate objects for this connection if the URL for it points to a JAR file entry, null otherwise.
    abstract Object ContentHandler.getContent​(URLConnection urlc)
    Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object from it.
    Object ContentHandler.getContent​(URLConnection urlc, Class[] classes)
    Given a URL connect stream positioned at the beginning of the representation of an object, this method reads that stream and creates an object that matches one of the types specified.
    Object URL.getContent()
    Gets the contents of this URL.
    Object URL.getContent​(Class<?>[] classes)
    Gets the contents of this URL.
    Object URLConnection.getContent()
    Retrieves the contents of this URL connection.
    Object URLConnection.getContent​(Class<?>[] classes)
    Retrieves the contents of this URL connection.
    abstract Map<String,​List<String>> CacheResponse.getHeaders()
    Returns the response headers as a Map.
    InputStream Socket.getInputStream()
    Returns an input stream for this socket.
    protected abstract InputStream SocketImpl.getInputStream()
    Returns an input stream for this socket.
    InputStream URLConnection.getInputStream()
    Returns an input stream that reads from this open connection.
    JarEntry JarURLConnection.getJarEntry()
    Return the JAR entry object for this connection, if any.
    abstract JarFile JarURLConnection.getJarFile()
    Return the JAR file for this connection.
    Attributes JarURLConnection.getMainAttributes()
    Returns the main Attributes for the JAR file for this connection.
    Manifest JarURLConnection.getManifest()
    Returns the Manifest for this connection, or null if none.
    <T> T DatagramSocket.getOption​(SocketOption<T> name)
    Returns the value of a socket option.
    protected <T> T DatagramSocketImpl.getOption​(SocketOption<T> name)
    Called to get a socket option.
    <T> T ServerSocket.getOption​(SocketOption<T> name)
    Returns the value of a socket option.
    <T> T Socket.getOption​(SocketOption<T> name)
    Returns the value of a socket option.
    protected <T> T SocketImpl.getOption​(SocketOption<T> name)
    Called to get a socket option.
    OutputStream Socket.getOutputStream()
    Returns an output stream for this socket.
    protected abstract OutputStream SocketImpl.getOutputStream()
    Returns an output stream for this socket.
    OutputStream URLConnection.getOutputStream()
    Returns an output stream that writes to this connection.
    Permission HttpURLConnection.getPermission()
    Returns a SocketPermission object representing the permission necessary to connect to the destination host and port.
    Permission URLConnection.getPermission()
    Returns a permission object representing the permission necessary to make the connection represented by this object.
    int HttpURLConnection.getResponseCode()
    Gets the status code from an HTTP response message.
    String HttpURLConnection.getResponseMessage()
    Gets the HTTP response message, if any, returned along with the response code from a server.
    int ServerSocket.getSoTimeout()
    Retrieve setting for SO_TIMEOUT. 0 returns implies that the option is disabled (i.e., timeout of infinity).
    protected abstract int DatagramSocketImpl.getTimeToLive()
    Retrieve the TTL (time-to-live) option.
    int MulticastSocket.getTimeToLive()
    Get the default time-to-live for multicast packets sent out on the socket.
    protected abstract byte DatagramSocketImpl.getTTL()
    Deprecated.
    use getTimeToLive instead.
    byte MulticastSocket.getTTL()
    Deprecated.
    use the getTimeToLive method instead, which returns an int instead of a byte.
    static String URLConnection.guessContentTypeFromStream​(InputStream is)
    Tries to determine the type of an input stream based on the characters at the beginning of the input stream.
    protected void ServerSocket.implAccept​(Socket s)
    Subclasses of ServerSocket use this method to override accept() to return their own subclass of socket.
    boolean InetAddress.isReachable​(int timeout)
    Test whether that address is reachable.
    boolean InetAddress.isReachable​(NetworkInterface netif, int ttl, int timeout)
    Test whether that address is reachable.
    protected abstract void DatagramSocketImpl.join​(InetAddress inetaddr)
    Join the multicast group.
    protected abstract void DatagramSocketImpl.joinGroup​(SocketAddress mcastaddr, NetworkInterface netIf)
    Join the multicast group.
    void MulticastSocket.joinGroup​(InetAddress mcastaddr)
    Deprecated.
    This method does not accept the network interface on which to join the multicast group.
    void MulticastSocket.joinGroup​(SocketAddress mcastaddr, NetworkInterface netIf)
    Joins the specified multicast group at the specified interface.
    protected abstract void DatagramSocketImpl.leave​(InetAddress inetaddr)
    Leave the multicast group.
    protected abstract void DatagramSocketImpl.leaveGroup​(SocketAddress mcastaddr, NetworkInterface netIf)
    Leave the multicast group.
    void MulticastSocket.leaveGroup​(InetAddress mcastaddr)
    Deprecated.
    This method does not accept the network interface on which to leave the multicast group.
    void MulticastSocket.leaveGroup​(SocketAddress mcastaddr, NetworkInterface netIf)
    Leave a multicast group on a specified local interface.
    protected abstract void SocketImpl.listen​(int backlog)
    Sets the maximum queue length for incoming connection indications (a request to connect) to the count argument.
    URLConnection URL.openConnection()
    Returns a URLConnection instance that represents a connection to the remote object referred to by the URL.
    URLConnection URL.openConnection​(Proxy proxy)
    Same as URL.openConnection(), except that the connection will be made through the specified proxy; Protocol handlers that do not support proxying will ignore the proxy parameter and make a normal connection.
    protected abstract URLConnection URLStreamHandler.openConnection​(URL u)
    Opens a connection to the object referenced by the URL argument.
    protected URLConnection URLStreamHandler.openConnection​(URL u, Proxy p)
    Same as openConnection(URL), except that the connection will be made through the specified proxy; Protocol handlers that do not support proxying will ignore the proxy parameter and make a normal connection.
    InputStream URL.openStream()
    Opens a connection to this URL and returns an InputStream for reading from that connection.
    protected abstract int DatagramSocketImpl.peek​(InetAddress i)
    Peek at the packet to see who it is from.
    protected abstract int DatagramSocketImpl.peekData​(DatagramPacket p)
    Peek at the packet to see who it is from.
    abstract void CookieHandler.put​(URI uri, Map<String,​List<String>> responseHeaders)
    Sets all the applicable cookies, examples are response header fields that are named Set-Cookie2, present in the response headers into a cookie cache.
    abstract CacheRequest ResponseCache.put​(URI uri, URLConnection conn)
    The protocol handler calls this method after a resource has been retrieved, and the ResponseCache must decide whether or not to store the resource in its cache.
    void DatagramSocket.receive​(DatagramPacket p)
    Receives a datagram packet from this socket.
    protected abstract void DatagramSocketImpl.receive​(DatagramPacket p)
    Receive the datagram packet.
    void DatagramSocket.send​(DatagramPacket p)
    Sends a datagram packet from this socket.
    protected abstract void DatagramSocketImpl.send​(DatagramPacket p)
    Sends a datagram packet.
    void MulticastSocket.send​(DatagramPacket p, byte ttl)
    Deprecated.
    Use the following code or its equivalent instead: ......
    void Socket.sendUrgentData​(int data)
    Send one byte of urgent data on the socket.
    protected abstract void SocketImpl.sendUrgentData​(int data)
    Send one byte of urgent data on the socket.
    static void DatagramSocket.setDatagramSocketImplFactory​(DatagramSocketImplFactory fac)
    Sets the datagram socket implementation factory for the application.
    <T> DatagramSocket DatagramSocket.setOption​(SocketOption<T> name, T value)
    Sets the value of a socket option.
    protected <T> void DatagramSocketImpl.setOption​(SocketOption<T> name, T value)
    Called to set a socket option.
    <T> ServerSocket ServerSocket.setOption​(SocketOption<T> name, T value)
    Sets the value of a socket option.
    <T> Socket Socket.setOption​(SocketOption<T> name, T value)
    Sets the value of a socket option.
    protected <T> void SocketImpl.setOption​(SocketOption<T> name, T value)
    Called to set a socket option.
    static void ServerSocket.setSocketFactory​(SocketImplFactory fac)
    Sets the server socket implementation factory for the application.
    static void Socket.setSocketImplFactory​(SocketImplFactory fac)
    Sets the client socket implementation factory for the application.
    protected abstract void DatagramSocketImpl.setTimeToLive​(int ttl)
    Set the TTL (time-to-live) option.
    void MulticastSocket.setTimeToLive​(int ttl)
    Set the default time-to-live for multicast packets sent out on this MulticastSocket in order to control the scope of the multicasts.
    protected abstract void DatagramSocketImpl.setTTL​(byte ttl)
    Deprecated.
    use setTimeToLive instead.
    void MulticastSocket.setTTL​(byte ttl)
    Deprecated.
    use the setTimeToLive method instead, which uses int instead of byte as the type for ttl.
    void Socket.shutdownInput()
    Places the input stream for this socket at "end of stream".
    protected void SocketImpl.shutdownInput()
    Places the input stream for this socket at "end of stream".
    void Socket.shutdownOutput()
    Disables the output stream for this socket.
    protected void SocketImpl.shutdownOutput()
    Disables the output stream for this socket.
    Constructors in java.net that throw IOException 
    Constructor Description
    MulticastSocket()
    Create a multicast socket.
    MulticastSocket​(int port)
    Create a multicast socket and bind it to a specific port.
    MulticastSocket​(SocketAddress bindaddr)
    Create a MulticastSocket bound to the specified socket address.
    ServerSocket()
    Creates an unbound server socket.
    ServerSocket​(int port)
    Creates a server socket, bound to the specified port.
    ServerSocket​(int port, int backlog)
    Creates a server socket and binds it to the specified local port number, with the specified backlog.
    ServerSocket​(int port, int backlog, InetAddress bindAddr)
    Create a server with the specified port, listen backlog, and local IP address to bind to.
    Socket​(String host, int port)
    Creates a stream socket and connects it to the specified port number on the named host.
    Socket​(String host, int port, boolean stream)
    Deprecated.
    Use DatagramSocket instead for UDP transport.
    Socket​(String host, int port, InetAddress localAddr, int localPort)
    Creates a socket and connects it to the specified remote host on the specified remote port.
    Socket​(InetAddress address, int port)
    Creates a stream socket and connects it to the specified port number at the specified IP address.
    Socket​(InetAddress host, int port, boolean stream)
    Deprecated.
    Use DatagramSocket instead for UDP transport.
    Socket​(InetAddress address, int port, InetAddress localAddr, int localPort)
    Creates a socket and connects it to the specified remote address on the specified remote port.
  • Uses of IOException in java.net.http

    Subclasses of IOException in java.net.http 
    Modifier and Type Class Description
    class  HttpConnectTimeoutException
    Thrown when a connection, over which an HttpRequest is intended to be sent, is not successfully established within a specified time period.
    class  HttpTimeoutException
    Thrown when a response is not received within a specified time period.
    class  WebSocketHandshakeException
    Thrown when the opening handshake has failed.
    Methods in java.net.http that throw IOException 
    Modifier and Type Method Description
    abstract <T> HttpResponse<T> HttpClient.send​(HttpRequest request, HttpResponse.BodyHandler<T> responseBodyHandler)
    Sends the given request using this client, blocking if necessary to get the response.
  • Uses of IOException in java.nio

    Methods in java.nio that throw IOException 
    Modifier and Type Method Description
    int CharBuffer.read​(CharBuffer target)
    Attempts to read characters into the specified character buffer.
  • Uses of IOException in java.nio.channels

    Subclasses of IOException in java.nio.channels 
    Modifier and Type Class Description
    class  AsynchronousCloseException
    Checked exception received by a thread when another thread closes the channel or the part of the channel upon which it is blocked in an I/O operation.
    class  ClosedByInterruptException
    Checked exception received by a thread when another thread interrupts it while it is blocked in an I/O operation upon a channel.
    class  ClosedChannelException
    Checked exception thrown when an attempt is made to invoke or complete an I/O operation upon channel that is closed, or at least closed to that operation.
    class  FileLockInterruptionException
    Checked exception received by a thread when another thread interrupts it while it is waiting to acquire a file lock.
    class  InterruptedByTimeoutException
    Checked exception received by a thread when a timeout elapses before an asynchronous operation completes.
    Methods in java.nio.channels that throw IOException 
    Modifier and Type Method Description
    abstract SocketChannel ServerSocketChannel.accept()
    Accepts a connection made to this channel's socket.
    AsynchronousServerSocketChannel AsynchronousServerSocketChannel.bind​(SocketAddress local)
    Binds the channel's socket to a local address and configures the socket to listen for connections.
    abstract AsynchronousServerSocketChannel AsynchronousServerSocketChannel.bind​(SocketAddress local, int backlog)
    Binds the channel's socket to a local address and configures the socket to listen for connections.
    abstract AsynchronousSocketChannel AsynchronousSocketChannel.bind​(SocketAddress local)  
    abstract DatagramChannel DatagramChannel.bind​(SocketAddress local)  
    NetworkChannel NetworkChannel.bind​(SocketAddress local)
    Binds the channel's socket to a local address.
    ServerSocketChannel ServerSocketChannel.bind​(SocketAddress local)
    Binds the channel's socket to a local address and configures the socket to listen for connections.
    abstract ServerSocketChannel ServerSocketChannel.bind​(SocketAddress local, int backlog)
    Binds the channel's socket to a local address and configures the socket to listen for connections.
    abstract SocketChannel SocketChannel.bind​(SocketAddress local)  
    abstract MembershipKey MembershipKey.block​(InetAddress source)
    Block multicast datagrams from the given source address.
    void AsynchronousChannel.close()
    Closes this channel.
    void Channel.close()
    Closes this channel.
    void FileLock.close()
    This method invokes the FileLock.release() method.
    void InterruptibleChannel.close()
    Closes this channel.
    void MulticastChannel.close()
    Closes this channel.
    abstract void Selector.close()
    Closes this selector.
    abstract SelectableChannel SelectableChannel.configureBlocking​(boolean block)
    Adjusts this channel's blocking mode.
    abstract DatagramChannel DatagramChannel.connect​(SocketAddress remote)
    Connects this channel's socket.
    abstract boolean SocketChannel.connect​(SocketAddress remote)
    Connects this channel's socket.
    abstract DatagramChannel DatagramChannel.disconnect()
    Disconnects this channel's socket.
    abstract boolean SocketChannel.finishConnect()
    Finishes the process of connecting a socket channel.
    abstract void AsynchronousFileChannel.force​(boolean metaData)
    Forces any updates to this channel's file to be written to the storage device that contains it.
    abstract void FileChannel.force​(boolean metaData)
    Forces any updates to this channel's file to be written to the storage device that contains it.
    abstract SocketAddress AsynchronousServerSocketChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    abstract SocketAddress AsynchronousSocketChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    abstract SocketAddress DatagramChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    SocketAddress NetworkChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    abstract SocketAddress ServerSocketChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    abstract SocketAddress SocketChannel.getLocalAddress()
    Returns the socket address that this channel's socket is bound to.
    <T> T NetworkChannel.getOption​(SocketOption<T> name)
    Returns the value of a socket option.
    abstract SocketAddress AsynchronousSocketChannel.getRemoteAddress()
    Returns the remote address to which this channel's socket is connected.
    abstract SocketAddress DatagramChannel.getRemoteAddress()
    Returns the remote address to which this channel's socket is connected.
    abstract SocketAddress SocketChannel.getRemoteAddress()
    Returns the remote address to which this channel's socket is connected.
    MembershipKey MulticastChannel.join​(InetAddress group, NetworkInterface interf)
    Joins a multicast group to begin receiving all datagrams sent to the group, returning a membership key.
    MembershipKey MulticastChannel.join​(InetAddress group, NetworkInterface interf, InetAddress source)
    Joins a multicast group to begin receiving datagrams sent to the group from a given source address.
    FileLock FileChannel.lock()
    Acquires an exclusive lock on this channel's file.
    abstract FileLock FileChannel.lock​(long position, long size, boolean shared)
    Acquires a lock on the given region of this channel's file.
    abstract MappedByteBuffer FileChannel.map​(FileChannel.MapMode mode, long position, long size)
    Maps a region of this channel's file directly into memory.
    static AsynchronousFileChannel AsynchronousFileChannel.open​(Path file, OpenOption... options)
    Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
    static AsynchronousFileChannel AsynchronousFileChannel.open​(Path file, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)
    Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
    static AsynchronousServerSocketChannel AsynchronousServerSocketChannel.open()
    Opens an asynchronous server-socket channel.
    static AsynchronousServerSocketChannel AsynchronousServerSocketChannel.open​(AsynchronousChannelGroup group)
    Opens an asynchronous server-socket channel.
    static AsynchronousSocketChannel AsynchronousSocketChannel.open()
    Opens an asynchronous socket channel.
    static AsynchronousSocketChannel AsynchronousSocketChannel.open​(AsynchronousChannelGroup group)
    Opens an asynchronous socket channel.
    static DatagramChannel DatagramChannel.open()
    Opens a datagram channel.
    static DatagramChannel DatagramChannel.open​(ProtocolFamily family)
    Opens a datagram channel.
    static FileChannel FileChannel.open​(Path path, OpenOption... options)
    Opens or creates a file, returning a file channel to access the file.
    static FileChannel FileChannel.open​(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
    Opens or creates a file, returning a file channel to access the file.
    static Pipe Pipe.open()
    Opens a pipe.
    static Selector Selector.open()
    Opens a selector.
    static ServerSocketChannel ServerSocketChannel.open()
    Opens a server-socket channel.
    static SocketChannel SocketChannel.open()
    Opens a socket channel.
    static SocketChannel SocketChannel.open​(SocketAddress remote)
    Opens a socket channel and connects it to a remote address.
    abstract long FileChannel.position()
    Returns this channel's file position.
    abstract FileChannel FileChannel.position​(long newPosition)
    Sets this channel's file position.
    long SeekableByteChannel.position()
    Returns this channel's position.
    SeekableByteChannel SeekableByteChannel.position​(long newPosition)
    Sets this channel's position.
    abstract int DatagramChannel.read​(ByteBuffer dst)
    Reads a datagram from this channel.
    long DatagramChannel.read​(ByteBuffer[] dsts)
    Reads a datagram from this channel.
    abstract long DatagramChannel.read​(ByteBuffer[] dsts, int offset, int length)
    Reads a datagram from this channel.
    abstract int FileChannel.read​(ByteBuffer dst)
    Reads a sequence of bytes from this channel into the given buffer.
    long FileChannel.read​(ByteBuffer[] dsts)
    Reads a sequence of bytes from this channel into the given buffers.
    abstract long FileChannel.read​(ByteBuffer[] dsts, int offset, int length)
    Reads a sequence of bytes from this channel into a subsequence of the given buffers.
    abstract int FileChannel.read​(ByteBuffer dst, long position)
    Reads a sequence of bytes from this channel into the given buffer, starting at the given file position.
    int ReadableByteChannel.read​(ByteBuffer dst)
    Reads a sequence of bytes from this channel into the given buffer.
    long ScatteringByteChannel.read​(ByteBuffer[] dsts)
    Reads a sequence of bytes from this channel into the given buffers.
    long ScatteringByteChannel.read​(ByteBuffer[] dsts, int offset, int length)
    Reads a sequence of bytes from this channel into a subsequence of the given buffers.
    int SeekableByteChannel.read​(ByteBuffer dst)
    Reads a sequence of bytes from this channel into the given buffer.
    abstract int SocketChannel.read​(ByteBuffer dst)  
    long SocketChannel.read​(ByteBuffer[] dsts)  
    abstract long SocketChannel.read​(ByteBuffer[] dsts, int offset, int length)  
    abstract SocketAddress DatagramChannel.receive​(ByteBuffer dst)
    Receives a datagram via this channel.
    abstract void FileLock.release()
    Releases this lock.
    abstract int Selector.select()
    Selects a set of keys whose corresponding channels are ready for I/O operations.
    abstract int Selector.select​(long timeout)
    Selects a set of keys whose corresponding channels are ready for I/O operations.
    int Selector.select​(Consumer<SelectionKey> action)
    Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.
    int Selector.select​(Consumer<SelectionKey> action, long timeout)
    Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.
    abstract int Selector.selectNow()
    Selects a set of keys whose corresponding channels are ready for I/O operations.
    int Selector.selectNow​(Consumer<SelectionKey> action)
    Selects and performs an action on the keys whose corresponding channels are ready for I/O operations.
    abstract int DatagramChannel.send​(ByteBuffer src, SocketAddress target)
    Sends a datagram via this channel.
    abstract <T> AsynchronousServerSocketChannel AsynchronousServerSocketChannel.setOption​(SocketOption<T> name, T value)  
    abstract <T> AsynchronousSocketChannel AsynchronousSocketChannel.setOption​(SocketOption<T> name, T value)  
    abstract <T> DatagramChannel DatagramChannel.setOption​(SocketOption<T> name, T value)  
    <T> NetworkChannel NetworkChannel.setOption​(SocketOption<T> name, T value)
    Sets the value of a socket option.
    abstract <T> ServerSocketChannel ServerSocketChannel.setOption​(SocketOption<T> name, T value)  
    abstract <T> SocketChannel SocketChannel.setOption​(SocketOption<T> name, T value)  
    abstract AsynchronousSocketChannel AsynchronousSocketChannel.shutdownInput()
    Shutdown the connection for reading without closing the channel.
    abstract SocketChannel SocketChannel.shutdownInput()
    Shutdown the connection for reading without closing the channel.
    abstract void AsynchronousChannelGroup.shutdownNow()
    Shuts down the group and closes all open channels in the group.
    abstract AsynchronousSocketChannel AsynchronousSocketChannel.shutdownOutput()
    Shutdown the connection for writing without closing the channel.
    abstract SocketChannel SocketChannel.shutdownOutput()
    Shutdown the connection for writing without closing the channel.
    abstract long AsynchronousFileChannel.size()
    Returns the current size of this channel's file.
    abstract long FileChannel.size()
    Returns the current size of this channel's file.
    long SeekableByteChannel.size()
    Returns the current size of entity to which this channel is connected.
    abstract long FileChannel.transferFrom​(ReadableByteChannel src, long position, long count)
    Transfers bytes into this channel's file from the given readable byte channel.
    abstract long FileChannel.transferTo​(long position, long count, WritableByteChannel target)
    Transfers bytes from this channel's file to the given writable byte channel.
    abstract AsynchronousFileChannel AsynchronousFileChannel.truncate​(long size)
    Truncates this channel's file to the given size.
    abstract FileChannel FileChannel.truncate​(long size)
    Truncates this channel's file to the given size.
    SeekableByteChannel SeekableByteChannel.truncate​(long size)
    Truncates the entity, to which this channel is connected, to the given size.
    FileLock AsynchronousFileChannel.tryLock()
    Attempts to acquire an exclusive lock on this channel's file.
    abstract FileLock AsynchronousFileChannel.tryLock​(long position, long size, boolean shared)
    Attempts to acquire a lock on the given region of this channel's file.
    FileLock FileChannel.tryLock()
    Attempts to acquire an exclusive lock on this channel's file.
    abstract FileLock FileChannel.tryLock​(long position, long size, boolean shared)
    Attempts to acquire a lock on the given region of this channel's file.
    static AsynchronousChannelGroup AsynchronousChannelGroup.withCachedThreadPool​(ExecutorService executor, int initialSize)
    Creates an asynchronous channel group with a given thread pool that creates new threads as needed.
    static AsynchronousChannelGroup AsynchronousChannelGroup.withFixedThreadPool​(int nThreads, ThreadFactory threadFactory)
    Creates an asynchronous channel group with a fixed thread pool.
    static AsynchronousChannelGroup AsynchronousChannelGroup.withThreadPool​(ExecutorService executor)
    Creates an asynchronous channel group with a given thread pool.
    abstract int DatagramChannel.write​(ByteBuffer src)
    Writes a datagram to this channel.
    long DatagramChannel.write​(ByteBuffer[] srcs)
    Writes a datagram to this channel.
    abstract long DatagramChannel.write​(ByteBuffer[] srcs, int offset, int length)
    Writes a datagram to this channel.
    abstract int FileChannel.write​(ByteBuffer src)
    Writes a sequence of bytes to this channel from the given buffer.
    long FileChannel.write​(ByteBuffer[] srcs)
    Writes a sequence of bytes to this channel from the given buffers.
    abstract long FileChannel.write​(ByteBuffer[] srcs, int offset, int length)
    Writes a sequence of bytes to this channel from a subsequence of the given buffers.
    abstract int FileChannel.write​(ByteBuffer src, long position)
    Writes a sequence of bytes to this channel from the given buffer, starting at the given file position.
    long GatheringByteChannel.write​(ByteBuffer[] srcs)
    Writes a sequence of bytes to this channel from the given buffers.
    long GatheringByteChannel.write​(ByteBuffer[] srcs, int offset, int length)
    Writes a sequence of bytes to this channel from a subsequence of the given buffers.
    int SeekableByteChannel.write​(ByteBuffer src)
    Writes a sequence of bytes to this channel from the given buffer.
    abstract int SocketChannel.write​(ByteBuffer src)  
    long SocketChannel.write​(ByteBuffer[] srcs)  
    abstract long SocketChannel.write​(ByteBuffer[] srcs, int offset, int length)  
    int WritableByteChannel.write​(ByteBuffer src)
    Writes a sequence of bytes to this channel from the given buffer.
  • Uses of IOException in java.nio.channels.spi

    Methods in java.nio.channels.spi that throw IOException 
    Modifier and Type Method Description
    void AbstractInterruptibleChannel.close()
    Closes this channel.
    void AbstractSelector.close()
    Closes this selector.
    SelectableChannel AbstractSelectableChannel.configureBlocking​(boolean block)
    Adjusts this channel's blocking mode.
    protected abstract void AbstractInterruptibleChannel.implCloseChannel()
    Closes this channel.
    protected void AbstractSelectableChannel.implCloseChannel()
    Closes this channel.
    protected abstract void AbstractSelectableChannel.implCloseSelectableChannel()
    Closes this selectable channel.
    protected abstract void AbstractSelector.implCloseSelector()
    Closes this selector.
    protected abstract void AbstractSelectableChannel.implConfigureBlocking​(boolean block)
    Adjusts this channel's blocking mode.
    Channel SelectorProvider.inheritedChannel()
    Returns the channel inherited from the entity that created this Java virtual machine.
    abstract AsynchronousChannelGroup AsynchronousChannelProvider.openAsynchronousChannelGroup​(int nThreads, ThreadFactory threadFactory)
    Constructs a new asynchronous channel group with a fixed thread pool.
    abstract AsynchronousChannelGroup AsynchronousChannelProvider.openAsynchronousChannelGroup​(ExecutorService executor, int initialSize)
    Constructs a new asynchronous channel group with the given thread pool.
    abstract AsynchronousServerSocketChannel AsynchronousChannelProvider.openAsynchronousServerSocketChannel​(AsynchronousChannelGroup group)
    Opens an asynchronous server-socket channel.
    abstract AsynchronousSocketChannel AsynchronousChannelProvider.openAsynchronousSocketChannel​(AsynchronousChannelGroup group)
    Opens an asynchronous socket channel.
    abstract DatagramChannel SelectorProvider.openDatagramChannel()
    Opens a datagram channel.
    abstract DatagramChannel SelectorProvider.openDatagramChannel​(ProtocolFamily family)
    Opens a datagram channel.
    abstract Pipe SelectorProvider.openPipe()
    Opens a pipe.
    abstract AbstractSelector SelectorProvider.openSelector()
    Opens a selector.
    abstract ServerSocketChannel SelectorProvider.openServerSocketChannel()
    Opens a server-socket channel.
    abstract SocketChannel SelectorProvider.openSocketChannel()
    Opens a socket channel.
  • Uses of IOException in java.nio.charset

    Subclasses of IOException in java.nio.charset 
    Modifier and Type Class Description
    class  CharacterCodingException
    Checked exception thrown when a character encoding or decoding error occurs.
    class  MalformedInputException
    Checked exception thrown when an input byte sequence is not legal for given charset, or an input character sequence is not a legal sixteen-bit Unicode sequence.
    class  UnmappableCharacterException
    Checked exception thrown when an input character (or byte) sequence is valid but cannot be mapped to an output byte (or character) sequence.
  • Uses of IOException in java.nio.file

    Subclasses of IOException in java.nio.file 
    Modifier and Type Class Description
    class  AccessDeniedException
    Checked exception thrown when a file system operation is denied, typically due to a file permission or other access check.
    class  AtomicMoveNotSupportedException
    Checked exception thrown when a file cannot be moved as an atomic file system operation.
    class  DirectoryNotEmptyException
    Checked exception thrown when a file system operation fails because a directory is not empty.
    class  FileAlreadyExistsException
    Checked exception thrown when an attempt is made to create a file or directory and a file of that name already exists.
    class  FileSystemException
    Thrown when a file system operation fails on one or two files.
    class  FileSystemLoopException
    Checked exception thrown when a file system loop, or cycle, is encountered.
    class  NoSuchFileException
    Checked exception thrown when an attempt is made to access a file that does not exist.
    class  NotDirectoryException
    Checked exception thrown when a file system operation, intended for a directory, fails because the file is not a directory.
    class  NotLinkException
    Checked exception thrown when a file system operation fails because a file is not a symbolic link.
    Methods in java.nio.file that return IOException 
    Modifier and Type Method Description
    IOException DirectoryIteratorException.getCause()
    Returns the cause of this exception.
    Methods in java.nio.file with parameters of type IOException 
    Modifier and Type Method Description
    FileVisitResult FileVisitor.postVisitDirectory​(T dir, IOException exc)
    Invoked for a directory after entries in the directory, and all of their descendants, have been visited.
    FileVisitResult SimpleFileVisitor.postVisitDirectory​(T dir, IOException exc)
    Invoked for a directory after entries in the directory, and all of their descendants, have been visited.
    FileVisitResult FileVisitor.visitFileFailed​(T file, IOException exc)
    Invoked for a file that could not be visited.
    FileVisitResult SimpleFileVisitor.visitFileFailed​(T file, IOException exc)
    Invoked for a file that could not be visited.
    Methods in java.nio.file that throw IOException 
    Modifier and Type Method Description
    boolean DirectoryStream.Filter.accept​(T entry)
    Decides if the given directory entry should be accepted or filtered.
    abstract void FileSystem.close()
    Closes this file system.
    void WatchService.close()
    Closes this watch service.
    static long Files.copy​(InputStream in, Path target, CopyOption... options)
    Copies all bytes from an input stream to a file.
    static long Files.copy​(Path source, OutputStream out)
    Copies all bytes from a file to an output stream.
    static Path Files.copy​(Path source, Path target, CopyOption... options)
    Copy a file to a target file.
    static Path Files.createDirectories​(Path dir, FileAttribute<?>... attrs)
    Creates a directory by creating all nonexistent parent directories first.
    static Path Files.createDirectory​(Path dir, FileAttribute<?>... attrs)
    Creates a new directory.
    static Path Files.createFile​(Path path, FileAttribute<?>... attrs)
    Creates a new and empty file, failing if the file already exists.
    static Path Files.createLink​(Path link, Path existing)
    Creates a new link (directory entry) for an existing file (optional operation).
    static Path Files.createSymbolicLink​(Path link, Path target, FileAttribute<?>... attrs)
    Creates a symbolic link to a target (optional operation).
    static Path Files.createTempDirectory​(String prefix, FileAttribute<?>... attrs)
    Creates a new directory in the default temporary-file directory, using the given prefix to generate its name.
    static Path Files.createTempDirectory​(Path dir, String prefix, FileAttribute<?>... attrs)
    Creates a new directory in the specified directory, using the given prefix to generate its name.
    static Path Files.createTempFile​(String prefix, String suffix, FileAttribute<?>... attrs)
    Creates an empty file in the default temporary-file directory, using the given prefix and suffix to generate its name.
    static Path Files.createTempFile​(Path dir, String prefix, String suffix, FileAttribute<?>... attrs)
    Creates a new empty file in the specified directory, using the given prefix and suffix strings to generate its name.
    static void Files.delete​(Path path)
    Deletes a file.
    void SecureDirectoryStream.deleteDirectory​(T path)
    Deletes a directory.
    void SecureDirectoryStream.deleteFile​(T path)
    Deletes a file.
    static boolean Files.deleteIfExists​(Path path)
    Deletes a file if it exists.
    static Stream<Path> Files.find​(Path start, int maxDepth, BiPredicate<Path,​BasicFileAttributes> matcher, FileVisitOption... options)
    Return a Stream that is lazily populated with Path by searching for files in a file tree rooted at a given starting file.
    static Object Files.getAttribute​(Path path, String attribute, LinkOption... options)
    Reads the value of a file attribute.
    abstract Object FileStore.getAttribute​(String attribute)
    Reads the value of a file store attribute.
    long FileStore.getBlockSize()
    Returns the number of bytes per block in this file store.
    static FileStore Files.getFileStore​(Path path)
    Returns the FileStore representing the file store where a file is located.
    static FileTime Files.getLastModifiedTime​(Path path, LinkOption... options)
    Returns a file's last modified time.
    static UserPrincipal Files.getOwner​(Path path, LinkOption... options)
    Returns the owner of a file.
    static Set<PosixFilePermission> Files.getPosixFilePermissions​(Path path, LinkOption... options)
    Returns a file's POSIX file permissions.
    abstract long FileStore.getTotalSpace()
    Returns the size, in bytes, of the file store.
    abstract long FileStore.getUnallocatedSpace()
    Returns the number of unallocated bytes in the file store.
    abstract long FileStore.getUsableSpace()
    Returns the number of bytes available to this Java virtual machine on the file store.
    static boolean Files.isHidden​(Path path)
    Tells whether or not a file is considered hidden.
    static boolean Files.isSameFile​(Path path, Path path2)
    Tests if two paths locate the same file.
    static Stream<String> Files.lines​(Path path)
    Read all lines from a file as a Stream.
    static Stream<String> Files.lines​(Path path, Charset cs)
    Read all lines from a file as a Stream.
    static Stream<Path> Files.list​(Path dir)
    Return a lazily populated Stream, the elements of which are the entries in the directory.
    static long Files.mismatch​(Path path, Path path2)
    Finds and returns the position of the first mismatched byte in the content of two files, or -1L if there is no mismatch.
    static Path Files.move​(Path source, Path target, CopyOption... options)
    Move or rename a file to a target file.
    void SecureDirectoryStream.move​(T srcpath, SecureDirectoryStream<T> targetdir, T targetpath)
    Move a file from this directory to another directory.
    static BufferedReader Files.newBufferedReader​(Path path)
    Opens a file for reading, returning a BufferedReader to read text from the file in an efficient manner.
    static BufferedReader Files.newBufferedReader​(Path path, Charset cs)
    Opens a file for reading, returning a BufferedReader that may be used to read text from the file in an efficient manner.
    static BufferedWriter Files.newBufferedWriter​(Path path, Charset cs, OpenOption... options)
    Opens or creates a file for writing, returning a BufferedWriter that may be used to write text to the file in an efficient manner.
    static BufferedWriter Files.newBufferedWriter​(Path path, OpenOption... options)
    Opens or creates a file for writing, returning a BufferedWriter to write text to the file in an efficient manner.
    static SeekableByteChannel Files.newByteChannel​(Path path, OpenOption... options)
    Opens or creates a file, returning a seekable byte channel to access the file.
    static SeekableByteChannel Files.newByteChannel​(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
    Opens or creates a file, returning a seekable byte channel to access the file.
    SeekableByteChannel SecureDirectoryStream.newByteChannel​(T path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
    Opens or creates a file in this directory, returning a seekable byte channel to access the file.
    static DirectoryStream<Path> Files.newDirectoryStream​(Path dir)
    Opens a directory, returning a DirectoryStream to iterate over all entries in the directory.
    static DirectoryStream<Path> Files.newDirectoryStream​(Path dir, String glob)
    Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.
    static DirectoryStream<Path> Files.newDirectoryStream​(Path dir, DirectoryStream.Filter<? super Path> filter)
    Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.
    SecureDirectoryStream<T> SecureDirectoryStream.newDirectoryStream​(T path, LinkOption... options)
    Opens the directory identified by the given path, returning a SecureDirectoryStream to iterate over the entries in the directory.
    static FileSystem FileSystems.newFileSystem​(URI uri, Map<String,​?> env)
    Constructs a new file system that is identified by a URI
    static FileSystem FileSystems.newFileSystem​(URI uri, Map<String,​?> env, ClassLoader loader)
    Constructs a new file system that is identified by a URI
    static FileSystem FileSystems.newFileSystem​(Path path)
    Constructs a new FileSystem to access the contents of a file as a file system.
    static FileSystem FileSystems.newFileSystem​(Path path, ClassLoader loader)
    Constructs a new FileSystem to access the contents of a file as a file system.
    static FileSystem FileSystems.newFileSystem​(Path path, Map<String,​?> env)
    Constructs a new FileSystem to access the contents of a file as a file system.
    static FileSystem FileSystems.newFileSystem​(Path path, Map<String,​?> env, ClassLoader loader)
    Constructs a new FileSystem to access the contents of a file as a file system.
    static InputStream Files.newInputStream​(Path path, OpenOption... options)
    Opens a file, returning an input stream to read from the file.
    static OutputStream Files.newOutputStream​(Path path, OpenOption... options)
    Opens or creates a file, returning an output stream that may be used to write bytes to the file.
    abstract WatchService FileSystem.newWatchService()
    Constructs a new WatchService (optional operation).
    FileVisitResult FileVisitor.postVisitDirectory​(T dir, IOException exc)
    Invoked for a directory after entries in the directory, and all of their descendants, have been visited.
    FileVisitResult SimpleFileVisitor.postVisitDirectory​(T dir, IOException exc)
    Invoked for a directory after entries in the directory, and all of their descendants, have been visited.
    FileVisitResult FileVisitor.preVisitDirectory​(T dir, BasicFileAttributes attrs)
    Invoked for a directory before entries in the directory are visited.
    FileVisitResult SimpleFileVisitor.preVisitDirectory​(T dir, BasicFileAttributes attrs)
    Invoked for a directory before entries in the directory are visited.
    static String Files.probeContentType​(Path path)
    Probes the content type of a file.
    static byte[] Files.readAllBytes​(Path path)
    Reads all the bytes from a file.
    static List<String> Files.readAllLines​(Path path)
    Read all lines from a file.
    static List<String> Files.readAllLines​(Path path, Charset cs)
    Read all lines from a file.
    static <A extends BasicFileAttributes>
    A
    Files.readAttributes​(Path path, Class<A> type, LinkOption... options)
    Reads a file's attributes as a bulk operation.
    static Map<String,​Object> Files.readAttributes​(Path path, String attributes, LinkOption... options)
    Reads a set of file attributes as a bulk operation.
    static String Files.readString​(Path path)
    Reads all content from a file into a string, decoding from bytes to characters using the UTF-8 charset.
    static String Files.readString​(Path path, Charset cs)
    Reads all characters from a file into a string, decoding from bytes to characters using the specified charset.
    static Path Files.readSymbolicLink​(Path link)
    Reads the target of a symbolic link (optional operation).
    default WatchKey Path.register​(WatchService watcher, WatchEvent.Kind<?>... events)
    Registers the file located by this path with a watch service.
    WatchKey Path.register​(WatchService watcher, WatchEvent.Kind<?>[] events, WatchEvent.Modifier... modifiers)
    Registers the file located by this path with a watch service.
    WatchKey Watchable.register​(WatchService watcher, WatchEvent.Kind<?>... events)
    Registers an object with a watch service.
    WatchKey Watchable.register​(WatchService watcher, WatchEvent.Kind<?>[] events, WatchEvent.Modifier... modifiers)
    Registers an object with a watch service.
    static Path Files.setAttribute​(Path path, String attribute, Object value, LinkOption... options)
    Sets the value of a file attribute.
    static Path Files.setLastModifiedTime​(Path path, FileTime time)
    Updates a file's last modified time attribute.
    static Path Files.setOwner​(Path path, UserPrincipal owner)
    Updates the file owner.
    static Path Files.setPosixFilePermissions​(Path path, Set<PosixFilePermission> perms)
    Sets a file's POSIX permissions.
    static long Files.size​(Path path)
    Returns the size of a file (in bytes).
    Path Path.toRealPath​(LinkOption... options)
    Returns the real path of an existing file.
    FileVisitResult FileVisitor.visitFile​(T file, BasicFileAttributes attrs)
    Invoked for a file in a directory.
    FileVisitResult SimpleFileVisitor.visitFile​(T file, BasicFileAttributes attrs)
    Invoked for a file in a directory.
    FileVisitResult FileVisitor.visitFileFailed​(T file, IOException exc)
    Invoked for a file that could not be visited.
    FileVisitResult SimpleFileVisitor.visitFileFailed​(T file, IOException exc)
    Invoked for a file that could not be visited.
    static Stream<Path> Files.walk​(Path start, int maxDepth, FileVisitOption... options)
    Return a Stream that is lazily populated with Path by walking the file tree rooted at a given starting file.
    static Stream<Path> Files.walk​(Path start, FileVisitOption... options)
    Return a Stream that is lazily populated with Path by walking the file tree rooted at a given starting file.
    static Path Files.walkFileTree​(Path start, FileVisitor<? super Path> visitor)
    Walks a file tree.
    static Path Files.walkFileTree​(Path start, Set<FileVisitOption> options, int maxDepth, FileVisitor<? super Path> visitor)
    Walks a file tree.
    static Path Files.write​(Path path, byte[] bytes, OpenOption... options)
    Writes bytes to a file.
    static Path Files.write​(Path path, Iterable<? extends CharSequence> lines, Charset cs, OpenOption... options)
    Write lines of text to a file.
    static Path Files.write​(Path path, Iterable<? extends CharSequence> lines, OpenOption... options)
    Write lines of text to a file.
    static Path Files.writeString​(Path path, CharSequence csq, Charset cs, OpenOption... options)
    Write a CharSequence to a file.
    static Path Files.writeString​(Path path, CharSequence csq, OpenOption... options)
    Write a CharSequence to a file.
    Constructors in java.nio.file with parameters of type IOException 
    Constructor Description
    DirectoryIteratorException​(IOException cause)
    Constructs an instance of this class.
  • Uses of IOException in java.nio.file.attribute

    Subclasses of IOException in java.nio.file.attribute 
    Modifier and Type Class Description
    class  UserPrincipalNotFoundException
    Checked exception thrown when a lookup of UserPrincipal fails because the principal does not exist.
    Methods in java.nio.file.attribute that throw IOException 
    Modifier and Type Method Description
    void UserDefinedFileAttributeView.delete​(String name)
    Deletes a user-defined attribute.
    List<AclEntry> AclFileAttributeView.getAcl()
    Reads the access control list.
    UserPrincipal FileOwnerAttributeView.getOwner()
    Read the file owner.
    List<String> UserDefinedFileAttributeView.list()
    Returns a list containing the names of the user-defined attributes.
    abstract GroupPrincipal UserPrincipalLookupService.lookupPrincipalByGroupName​(String group)
    Lookup a group principal by group name.
    abstract UserPrincipal UserPrincipalLookupService.lookupPrincipalByName​(String name)
    Lookup a user principal by name.
    int UserDefinedFileAttributeView.read​(String name, ByteBuffer dst)
    Read the value of a user-defined attribute into a buffer.
    BasicFileAttributes BasicFileAttributeView.readAttributes()
    Reads the basic file attributes as a bulk operation.
    DosFileAttributes DosFileAttributeView.readAttributes()  
    PosixFileAttributes PosixFileAttributeView.readAttributes()  
    void AclFileAttributeView.setAcl​(List<AclEntry> acl)
    Updates (replace) the access control list.
    void DosFileAttributeView.setArchive​(boolean value)
    Updates the value of the archive attribute.
    void PosixFileAttributeView.setGroup​(GroupPrincipal group)
    Updates the file group-owner.
    void DosFileAttributeView.setHidden​(boolean value)
    Updates the value of the hidden attribute.
    void FileOwnerAttributeView.setOwner​(UserPrincipal owner)
    Updates the file owner.
    void PosixFileAttributeView.setPermissions​(Set<PosixFilePermission> perms)
    Updates the file permissions.
    void DosFileAttributeView.setReadOnly​(boolean value)
    Updates the value of the read-only attribute.
    void DosFileAttributeView.setSystem​(boolean value)
    Updates the value of the system attribute.
    void BasicFileAttributeView.setTimes​(FileTime lastModifiedTime, FileTime lastAccessTime, FileTime createTime)
    Updates any or all of the file's last modified time, last access time, and create time attributes.
    int UserDefinedFileAttributeView.size​(String name)
    Returns the size of the value of a user-defined attribute.
    int UserDefinedFileAttributeView.write​(String name, ByteBuffer src)
    Writes the value of a user-defined attribute from a buffer.
  • Uses of IOException in java.nio.file.spi

    Methods in java.nio.file.spi that throw IOException 
    Modifier and Type Method Description
    abstract void FileSystemProvider.checkAccess​(Path path, AccessMode... modes)
    Checks the existence, and optionally the accessibility, of a file.
    abstract void FileSystemProvider.copy​(Path source, Path target, CopyOption... options)
    Copy a file to a target file.
    abstract void FileSystemProvider.createDirectory​(Path dir, FileAttribute<?>... attrs)
    Creates a new directory.
    void FileSystemProvider.createLink​(Path link, Path existing)
    Creates a new link (directory entry) for an existing file.
    void FileSystemProvider.createSymbolicLink​(Path link, Path target, FileAttribute<?>... attrs)
    Creates a symbolic link to a target.
    abstract void FileSystemProvider.delete​(Path path)
    Deletes a file.
    boolean FileSystemProvider.deleteIfExists​(Path path)
    Deletes a file if it exists.
    abstract FileStore FileSystemProvider.getFileStore​(Path path)
    Returns the FileStore representing the file store where a file is located.
    abstract boolean FileSystemProvider.isHidden​(Path path)
    Tells whether or not a file is considered hidden.
    abstract boolean FileSystemProvider.isSameFile​(Path path, Path path2)
    Tests if two paths locate the same file.
    abstract void FileSystemProvider.move​(Path source, Path target, CopyOption... options)
    Move or rename a file to a target file.
    AsynchronousFileChannel FileSystemProvider.newAsynchronousFileChannel​(Path path, Set<? extends OpenOption> options, ExecutorService executor, FileAttribute<?>... attrs)
    Opens or creates a file for reading and/or writing, returning an asynchronous file channel to access the file.
    abstract SeekableByteChannel FileSystemProvider.newByteChannel​(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
    Opens or creates a file, returning a seekable byte channel to access the file.
    abstract DirectoryStream<Path> FileSystemProvider.newDirectoryStream​(Path dir, DirectoryStream.Filter<? super Path> filter)
    Opens a directory, returning a DirectoryStream to iterate over the entries in the directory.
    FileChannel FileSystemProvider.newFileChannel​(Path path, Set<? extends OpenOption> options, FileAttribute<?>... attrs)
    Opens or creates a file for reading and/or writing, returning a file channel to access the file.
    abstract FileSystem FileSystemProvider.newFileSystem​(URI uri, Map<String,​?> env)
    Constructs a new FileSystem object identified by a URI.
    FileSystem FileSystemProvider.newFileSystem​(Path path, Map<String,​?> env)
    Constructs a new FileSystem to access the contents of a file as a file system.
    InputStream FileSystemProvider.newInputStream​(Path path, OpenOption... options)
    Opens a file, returning an input stream to read from the file.
    OutputStream FileSystemProvider.newOutputStream​(Path path, OpenOption... options)
    Opens or creates a file, returning an output stream that may be used to write bytes to the file.
    abstract String FileTypeDetector.probeContentType​(Path path)
    Probes the given file to guess its content type.
    abstract <A extends BasicFileAttributes>
    A
    FileSystemProvider.readAttributes​(Path path, Class<A> type, LinkOption... options)
    Reads a file's attributes as a bulk operation.
    abstract Map<String,​Object> FileSystemProvider.readAttributes​(Path path, String attributes, LinkOption... options)
    Reads a set of file attributes as a bulk operation.
    Path FileSystemProvider.readSymbolicLink​(Path link)
    Reads the target of a symbolic link.
    abstract void FileSystemProvider.setAttribute​(Path path, String attribute, Object value, LinkOption... options)
    Sets the value of a file attribute.
  • Uses of IOException in java.rmi

    Subclasses of IOException in java.rmi 
    Modifier and Type Class Description
    class  AccessException
    An AccessException is thrown by certain methods of the java.rmi.Naming class (specifically bind, rebind, and unbind) and methods of the java.rmi.activation.ActivationSystem interface to indicate that the caller does not have permission to perform the action requested by the method call.
    class  ConnectException
    A ConnectException is thrown if a connection is refused to the remote host for a remote method call.
    class  ConnectIOException
    A ConnectIOException is thrown if an IOException occurs while making a connection to the remote host for a remote method call.
    class  MarshalException
    A MarshalException is thrown if a java.io.IOException occurs while marshalling the remote call header, arguments or return value for a remote method call.
    class  NoSuchObjectException
    A NoSuchObjectException is thrown if an attempt is made to invoke a method on an object that no longer exists in the remote virtual machine.
    class  RemoteException
    A RemoteException is the common superclass for a number of communication-related exceptions that may occur during the execution of a remote method call.
    class  ServerError
    A ServerError is thrown as a result of a remote method invocation when an Error is thrown while processing the invocation on the server, either while unmarshalling the arguments, executing the remote method itself, or marshalling the return value.
    class  ServerException
    A ServerException is thrown as a result of a remote method invocation when a RemoteException is thrown while processing the invocation on the server, either while unmarshalling the arguments or executing the remote method itself.
    class  ServerRuntimeException
    Deprecated.
    no replacement
    class  StubNotFoundException
    A StubNotFoundException is thrown if a valid stub class could not be found for a remote object when it is exported.
    class  UnexpectedException
    An UnexpectedException is thrown if the client of a remote method call receives, as a result of the call, a checked exception that is not among the checked exception types declared in the throws clause of the method in the remote interface.
    class  UnknownHostException
    An UnknownHostException is thrown if a java.net.UnknownHostException occurs while creating a connection to the remote host for a remote method call.
    class  UnmarshalException
    An UnmarshalException can be thrown while unmarshalling the parameters or results of a remote method call if any of the following conditions occur: if an exception occurs while unmarshalling the call header if the protocol for the return value is invalid if a java.io.IOException occurs unmarshalling parameters (on the server side) or the return value (on the client side).
    Methods in java.rmi that throw IOException 
    Modifier and Type Method Description
    T MarshalledObject.get()
    Returns a new copy of the contained marshalledobject.
    Constructors in java.rmi that throw IOException 
    Constructor Description
    MarshalledObject​(T obj)
    Creates a new MarshalledObject that contains the serialized representation of the current state of the supplied object.
  • Uses of IOException in java.rmi.activation

    Subclasses of IOException in java.rmi.activation 
    Modifier and Type Class Description
    class  ActivateFailedException
    This exception is thrown by the RMI runtime when activation fails during a remote call to an activatable object.
  • Uses of IOException in java.rmi.server

    Subclasses of IOException in java.rmi.server 
    Modifier and Type Class Description
    class  ExportException
    An ExportException is a RemoteException thrown if an attempt to export a remote object fails.
    class  SkeletonMismatchException
    Deprecated.
    no replacement.
    class  SkeletonNotFoundException
    Deprecated.
    no replacement.
    class  SocketSecurityException
    Deprecated.
    This class is obsolete.
    Methods in java.rmi.server that throw IOException 
    Modifier and Type Method Description
    ServerSocket RMIServerSocketFactory.createServerSocket​(int port)
    Create a server socket on the specified port (port 0 indicates an anonymous port).
    abstract ServerSocket RMISocketFactory.createServerSocket​(int port)
    Create a server socket on the specified port (port 0 indicates an anonymous port).
    Socket RMIClientSocketFactory.createSocket​(String host, int port)
    Create a client socket connected to the specified host and port.
    abstract Socket RMISocketFactory.createSocket​(String host, int port)
    Creates a client socket connected to the specified host and port.
    void RemoteCall.done()
    Deprecated.
    no replacement
    ObjectInput RemoteCall.getInputStream()
    Deprecated.
    no replacement
    ObjectOutput RemoteCall.getOutputStream()
    Deprecated.
    no replacement
    ObjectOutput RemoteCall.getResultStream​(boolean success)
    Deprecated.
    no replacement
    static ObjID ObjID.read​(ObjectInput in)
    Constructs and returns a new ObjID instance by unmarshalling a binary representation from an ObjectInput instance.
    static UID UID.read​(DataInput in)
    Constructs and returns a new UID instance by unmarshalling a binary representation from an DataInput instance.
    void RemoteCall.releaseInputStream()
    Deprecated.
    no replacement
    void RemoteCall.releaseOutputStream()
    Deprecated.
    no replacement
    static void RMISocketFactory.setSocketFactory​(RMISocketFactory fac)
    Set the global socket factory from which RMI gets sockets (if the remote object is not associated with a specific client and/or server socket factory).
    void ObjID.write​(ObjectOutput out)
    Marshals a binary representation of this ObjID to an ObjectOutput instance.
    void UID.write​(DataOutput out)
    Marshals a binary representation of this UID to a DataOutput instance.
  • Uses of IOException in java.security

    Methods in java.security that throw IOException 
    Modifier and Type Method Description
    void Certificate.decode​(InputStream stream)
    Deprecated, for removal: This API element is subject to removal in a future version.
    Decodes a certificate from an input stream.
    void Certificate.encode​(OutputStream stream)
    Deprecated, for removal: This API element is subject to removal in a future version.
    Encodes the certificate to an output stream in a format that can be decoded by the decode method.
    protected abstract byte[] AlgorithmParametersSpi.engineGetEncoded()
    Returns the parameters in their primary encoding format.
    protected abstract byte[] AlgorithmParametersSpi.engineGetEncoded​(String format)
    Returns the parameters encoded in the specified format.
    protected abstract void AlgorithmParametersSpi.engineInit​(byte[] params)
    Imports the specified parameters and decodes them according to the primary decoding format for parameters.
    protected abstract void AlgorithmParametersSpi.engineInit​(byte[] params, String format)
    Imports the parameters from params and decodes them according to the specified decoding format.
    abstract void KeyStoreSpi.engineLoad​(InputStream stream, char[] password)
    Loads the keystore from the given input stream.
    void KeyStoreSpi.engineLoad​(KeyStore.LoadStoreParameter param)
    Loads the keystore using the given KeyStore.LoadStoreParameter.
    boolean KeyStoreSpi.engineProbe​(InputStream stream)
    Probes the specified input stream to determine whether it contains a keystore that is supported by this implementation, or not.
    abstract void KeyStoreSpi.engineStore​(OutputStream stream, char[] password)
    Stores this keystore to the given output stream, and protects its integrity with the given password.
    void KeyStoreSpi.engineStore​(KeyStore.LoadStoreParameter param)
    Stores this keystore using the given KeyStore.LoadStoreParmeter.
    byte[] AlgorithmParameters.getEncoded()
    Returns the parameters in their primary encoding format.
    byte[] AlgorithmParameters.getEncoded​(String format)
    Returns the parameters encoded in the specified scheme.
    static KeyStore KeyStore.getInstance​(File file, char[] password)
    Returns a loaded keystore object of the appropriate keystore type.
    static KeyStore KeyStore.getInstance​(File file, KeyStore.LoadStoreParameter param)
    Returns a loaded keystore object of the appropriate keystore type.
    Object SignedObject.getObject()
    Retrieves the encapsulated object.
    void AlgorithmParameters.init​(byte[] params)
    Imports the specified parameters and decodes them according to the primary decoding format for parameters.
    void AlgorithmParameters.init​(byte[] params, String format)
    Imports the parameters from params and decodes them according to the specified decoding scheme.
    void KeyStore.load​(InputStream stream, char[] password)
    Loads this KeyStore from the given input stream.
    void KeyStore.load​(KeyStore.LoadStoreParameter param)
    Loads this keystore using the given LoadStoreParameter.
    void Provider.load​(InputStream inStream)
    Reads a property list (key and element pairs) from the input stream.
    int DigestInputStream.read()
    Reads a byte, and updates the message digest (if the digest function is on).
    int DigestInputStream.read​(byte[] b, int off, int len)
    Reads into a byte array, and updates the message digest (if the digest function is on).
    void KeyStore.store​(OutputStream stream, char[] password)
    Stores this keystore to the given output stream, and protects its integrity with the given password.
    void KeyStore.store​(KeyStore.LoadStoreParameter param)
    Stores this keystore using the given LoadStoreParameter.
    void DigestOutputStream.write​(byte[] b, int off, int len)
    Updates the message digest (if the digest function is on) using the specified subarray, and in any case writes the subarray to the output stream.
    void DigestOutputStream.write​(int b)
    Updates the message digest (if the digest function is on) using the specified byte, and in any case writes the byte to the output stream.
    Constructors in java.security that throw IOException 
    Constructor Description
    SignedObject​(Serializable object, PrivateKey signingKey, Signature signingEngine)
    Constructs a SignedObject from any Serializable object.
  • Uses of IOException in java.security.cert

    Methods in java.security.cert that throw IOException 
    Modifier and Type Method Description
    void X509CRLSelector.addIssuerName​(byte[] name)
    Adds a name to the issuerNames criterion.
    void X509CRLSelector.addIssuerName​(String name)
    void X509CertSelector.addPathToName​(int type, byte[] name)
    Adds a name to the pathToNames criterion.
    void X509CertSelector.addPathToName​(int type, String name)
    Adds a name to the pathToNames criterion.
    void X509CertSelector.addSubjectAlternativeName​(int type, byte[] name)
    Adds a name to the subjectAlternativeNames criterion.
    void X509CertSelector.addSubjectAlternativeName​(int type, String name)
    Adds a name to the subjectAlternativeNames criterion.
    void Extension.encode​(OutputStream out)
    Generates the extension's DER encoding and writes it to the output stream.
    byte[] X509CertSelector.getIssuerAsBytes()
    Returns the issuer criterion as a byte array.
    byte[] X509CertSelector.getSubjectAsBytes()
    Returns the subject criterion as a byte array.
    void X509CertSelector.setExtendedKeyUsage​(Set<String> keyPurposeSet)
    Sets the extendedKeyUsage criterion.
    void X509CertSelector.setIssuer​(byte[] issuerDN)
    Sets the issuer criterion.
    void X509CertSelector.setIssuer​(String issuerDN)
    void X509CRLSelector.setIssuerNames​(Collection<?> names)
    Note: use X509CRLSelector.setIssuers(Collection) instead or only specify the byte array form of distinguished names when using this method.
    void X509CertSelector.setNameConstraints​(byte[] bytes)
    Sets the name constraints criterion.
    void X509CertSelector.setPathToNames​(Collection<List<?>> names)
    Sets the pathToNames criterion.
    void X509CertSelector.setPolicy​(Set<String> certPolicySet)
    Sets the policy constraint.
    void X509CertSelector.setSubject​(byte[] subjectDN)
    Sets the subject criterion.
    void X509CertSelector.setSubject​(String subjectDN)
    void X509CertSelector.setSubjectAlternativeNames​(Collection<List<?>> names)
    Sets the subjectAlternativeNames criterion.
    void X509CertSelector.setSubjectPublicKey​(byte[] key)
    Sets the subjectPublicKey criterion.
    void X509CertSelector.setSubjectPublicKeyAlgID​(String oid)
    Sets the subjectPublicKeyAlgID criterion.
    Constructors in java.security.cert that throw IOException 
    Constructor Description
    PolicyQualifierInfo​(byte[] encoded)
    Creates an instance of PolicyQualifierInfo from the encoded bytes.
  • Uses of IOException in java.util

    Subclasses of IOException in java.util 
    Modifier and Type Class Description
    class  InvalidPropertiesFormatException
    Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of properties, as per the Properties specification.
    Methods in java.util that return IOException 
    Modifier and Type Method Description
    IOException Formatter.ioException()
    Returns the IOException last thrown by this formatter's Appendable.
    IOException Scanner.ioException()
    Returns the IOException last thrown by this Scanner's underlying Readable.
    Methods in java.util that throw IOException 
    Modifier and Type Method Description
    void Properties.load​(InputStream inStream)
    Reads a property list (key and element pairs) from the input byte stream.
    void Properties.load​(Reader reader)
    Reads a property list (key and element pairs) from the input character stream in a simple line-oriented format.
    void Properties.loadFromXML​(InputStream in)
    Loads all of the properties represented by the XML document on the specified input stream into this properties table.
    ResourceBundle ResourceBundle.Control.newBundle​(String baseName, Locale locale, String format, ClassLoader loader, boolean reload)
    Instantiates a resource bundle for the given bundle name of the given format and locale, using the given class loader if necessary.
    void Properties.store​(OutputStream out, String comments)
    Writes this property list (key and element pairs) in this Properties table to the output stream in a format suitable for loading into a Properties table using the load(InputStream) method.
    void Properties.store​(Writer writer, String comments)
    Writes this property list (key and element pairs) in this Properties table to the output character stream in a format suitable for using the load(Reader) method.
    void Properties.storeToXML​(OutputStream os, String comment)
    Emits an XML document representing all of the properties contained in this table.
    void Properties.storeToXML​(OutputStream os, String comment, String encoding)
    Emits an XML document representing all of the properties contained in this table, using the specified encoding.
    void Properties.storeToXML​(OutputStream os, String comment, Charset charset)
    Emits an XML document representing all of the properties contained in this table, using the specified encoding.
    Constructors in java.util that throw IOException 
    Constructor Description
    Formatter​(File file, Charset charset, Locale l)
    Constructs a new formatter with the specified file, charset, and locale.
    Formatter​(String fileName, Charset charset, Locale l)
    Constructs a new formatter with the specified file name, charset, and locale.
    PropertyResourceBundle​(InputStream stream)
    Creates a property resource bundle from an InputStream.
    PropertyResourceBundle​(Reader reader)
    Creates a property resource bundle from a Reader.
    Scanner​(File source, Charset charset)
    Constructs a new Scanner that produces values scanned from the specified file.
    Scanner​(Path source)
    Constructs a new Scanner that produces values scanned from the specified file.
    Scanner​(Path source, String charsetName)
    Constructs a new Scanner that produces values scanned from the specified file.
    Scanner​(Path source, Charset charset)
    Constructs a new Scanner that produces values scanned from the specified file.
  • Uses of IOException in java.util.jar

    Subclasses of IOException in java.util.jar 
    Modifier and Type Class Description
    class  JarException
    Signals that an error of some sort has occurred while reading from or writing to a JAR file.
    Methods in java.util.jar that throw IOException 
    Modifier and Type Method Description
    Attributes JarEntry.getAttributes()
    Returns the Manifest Attributes for this entry, or null if none.
    InputStream JarFile.getInputStream​(ZipEntry ze)
    Returns an input stream for reading the contents of the specified zip file entry.
    Manifest JarFile.getManifest()
    Returns the jar file manifest, or null if none.
    ZipEntry JarInputStream.getNextEntry()
    Reads the next ZIP file entry and positions the stream at the beginning of the entry data.
    JarEntry JarInputStream.getNextJarEntry()
    Reads the next JAR file entry and positions the stream at the beginning of the entry data.
    void JarOutputStream.putNextEntry​(ZipEntry ze)
    Begins writing a new JAR file entry and positions the stream to the start of the entry data.
    int JarInputStream.read​(byte[] b, int off, int len)
    Reads from the current JAR file entry into an array of bytes.
    void Manifest.read​(InputStream is)
    Reads the Manifest from the specified InputStream.
    void Manifest.write​(OutputStream out)
    Writes the Manifest to the specified OutputStream.
    Constructors in java.util.jar that throw IOException 
    Constructor Description
    JarFile​(File file)
    Creates a new JarFile to read from the specified File object.
    JarFile​(File file, boolean verify)
    Creates a new JarFile to read from the specified File object.
    JarFile​(File file, boolean verify, int mode)
    Creates a new JarFile to read from the specified File object in the specified mode.
    JarFile​(File file, boolean verify, int mode, Runtime.Version version)
    Creates a new JarFile to read from the specified File object in the specified mode.
    JarFile​(String name)
    Creates a new JarFile to read from the specified file name.
    JarFile​(String name, boolean verify)
    Creates a new JarFile to read from the specified file name.
    JarInputStream​(InputStream in)
    Creates a new JarInputStream and reads the optional manifest.
    JarInputStream​(InputStream in, boolean verify)
    Creates a new JarInputStream and reads the optional manifest.
    JarOutputStream​(OutputStream out)
    Creates a new JarOutputStream with no manifest.
    JarOutputStream​(OutputStream out, Manifest man)
    Creates a new JarOutputStream with the specified Manifest.
    Manifest​(InputStream is)
    Constructs a new Manifest from the specified input stream.
  • Uses of IOException in java.util.logging

    Methods in java.util.logging that throw IOException 
    Modifier and Type Method Description
    void LogManager.readConfiguration()
    Reads and initializes the logging configuration.
    void LogManager.readConfiguration​(InputStream ins)
    Reads and initializes the logging configuration from the given input stream.
    void LogManager.updateConfiguration​(InputStream ins, Function<String,​BiFunction<String,​String,​String>> mapper)
    Updates the logging configuration.
    void LogManager.updateConfiguration​(Function<String,​BiFunction<String,​String,​String>> mapper)
    Updates the logging configuration.
    Constructors in java.util.logging that throw IOException 
    Constructor Description
    FileHandler()
    Construct a default FileHandler.
    FileHandler​(String pattern)
    Initialize a FileHandler to write to the given filename.
    FileHandler​(String pattern, boolean append)
    Initialize a FileHandler to write to the given filename, with optional append.
    FileHandler​(String pattern, int limit, int count)
    Initialize a FileHandler to write to a set of files.
    FileHandler​(String pattern, int limit, int count, boolean append)
    Initialize a FileHandler to write to a set of files with optional append.
    FileHandler​(String pattern, long limit, int count, boolean append)
    Initialize a FileHandler to write to a set of files with optional append.
    SocketHandler()
    Create a SocketHandler, using only LogManager properties (or their defaults).
    SocketHandler​(String host, int port)
    Construct a SocketHandler using a specified host and port.
  • Uses of IOException in java.util.prefs

    Methods in java.util.prefs that throw IOException 
    Modifier and Type Method Description
    void AbstractPreferences.exportNode​(OutputStream os)
    Implements the exportNode method as per the specification in Preferences.exportNode(OutputStream).
    abstract void Preferences.exportNode​(OutputStream os)
    Emits on the specified output stream an XML document representing all of the preferences contained in this node (but not its descendants).
    void AbstractPreferences.exportSubtree​(OutputStream os)
    Implements the exportSubtree method as per the specification in Preferences.exportSubtree(OutputStream).
    abstract void Preferences.exportSubtree​(OutputStream os)
    Emits an XML document representing all of the preferences contained in this node and all of its descendants.
    static void Preferences.importPreferences​(InputStream is)
    Imports all of the preferences represented by the XML document on the specified input stream.
  • Uses of IOException in java.util.zip

    Subclasses of IOException in java.util.zip 
    Modifier and Type Class Description
    class  ZipException
    Signals that a Zip exception of some sort has occurred.
    Methods in java.util.zip that throw IOException 
    Modifier and Type Method Description
    int DeflaterInputStream.available()
    Returns 0 after EOF has been reached, otherwise always return 1.
    int InflaterInputStream.available()
    Returns 0 after EOF has been reached, otherwise always return 1.
    int ZipInputStream.available()
    Returns 0 after EOF has reached for the current entry data, otherwise always return 1.
    void DeflaterInputStream.close()
    Closes this input stream and its underlying input stream, discarding any pending uncompressed data.
    void DeflaterOutputStream.close()
    Writes remaining compressed data to the output stream and closes the underlying stream.
    void GZIPInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void InflaterInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void InflaterOutputStream.close()
    Writes any remaining uncompressed data to the output stream and closes the underlying output stream.
    void ZipFile.close()
    Closes the ZIP file.
    void ZipInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void ZipOutputStream.close()
    Closes the ZIP output stream as well as the stream being filtered.
    void ZipInputStream.closeEntry()
    Closes the current ZIP entry and positions the stream for reading the next entry.
    void ZipOutputStream.closeEntry()
    Closes the current ZIP entry and positions the stream for writing the next entry.
    protected void DeflaterOutputStream.deflate()
    Writes next block of compressed data to the output stream.
    protected void InflaterInputStream.fill()
    Fills input buffer with more data to decompress.
    void DeflaterOutputStream.finish()
    Finishes writing compressed data to the output stream without closing the underlying stream.
    void GZIPOutputStream.finish()
    Finishes writing compressed data to the output stream without closing the underlying stream.
    void InflaterOutputStream.finish()
    Finishes writing uncompressed data to the output stream without closing the underlying stream.
    void ZipOutputStream.finish()
    Finishes writing the contents of the ZIP output stream without closing the underlying stream.
    void DeflaterOutputStream.flush()
    Flushes the compressed output stream.
    void InflaterOutputStream.flush()
    Flushes this output stream, forcing any pending buffered output bytes to be written.
    InputStream ZipFile.getInputStream​(ZipEntry entry)
    Returns an input stream for reading the contents of the specified zip file entry.
    ZipEntry ZipInputStream.getNextEntry()
    Reads the next ZIP file entry and positions the stream at the beginning of the entry data.
    void ZipOutputStream.putNextEntry​(ZipEntry e)
    Begins writing a new ZIP file entry and positions the stream to the start of the entry data.
    int CheckedInputStream.read()
    Reads a byte.
    int CheckedInputStream.read​(byte[] buf, int off, int len)
    Reads into an array of bytes.
    int DeflaterInputStream.read()
    Reads a single byte of compressed data from the input stream.
    int DeflaterInputStream.read​(byte[] b, int off, int len)
    Reads compressed data into a byte array.
    int GZIPInputStream.read​(byte[] buf, int off, int len)
    Reads uncompressed data into an array of bytes.
    int InflaterInputStream.read()
    Reads a byte of uncompressed data.
    int InflaterInputStream.read​(byte[] b, int off, int len)
    Reads uncompressed data into an array of bytes.
    int ZipInputStream.read​(byte[] b, int off, int len)
    Reads from the current ZIP entry into an array of bytes.
    void DeflaterInputStream.reset()
    This operation is not supported.
    void InflaterInputStream.reset()
    Repositions this stream to the position at the time the mark method was last called on this input stream.
    long CheckedInputStream.skip​(long n)
    Skips specified number of bytes of input.
    long DeflaterInputStream.skip​(long n)
    Skips over and discards data from the input stream.
    long InflaterInputStream.skip​(long n)
    Skips specified number of bytes of uncompressed data.
    long ZipInputStream.skip​(long n)
    Skips specified number of bytes in the current ZIP entry.
    void CheckedOutputStream.write​(byte[] b, int off, int len)
    Writes an array of bytes.
    void CheckedOutputStream.write​(int b)
    Writes a byte.
    void DeflaterOutputStream.write​(byte[] b, int off, int len)
    Writes an array of bytes to the compressed output stream.
    void DeflaterOutputStream.write​(int b)
    Writes a byte to the compressed output stream.
    void GZIPOutputStream.write​(byte[] buf, int off, int len)
    Writes array of bytes to the compressed output stream.
    void InflaterOutputStream.write​(byte[] b, int off, int len)
    Writes an array of bytes to the uncompressed output stream.
    void InflaterOutputStream.write​(int b)
    Writes a byte to the uncompressed output stream.
    void ZipOutputStream.write​(byte[] b, int off, int len)
    Writes an array of bytes to the current ZIP entry data.
    Constructors in java.util.zip that throw IOException 
    Constructor Description
    GZIPInputStream​(InputStream in)
    Creates a new input stream with a default buffer size.
    GZIPInputStream​(InputStream in, int size)
    Creates a new input stream with the specified buffer size.
    GZIPOutputStream​(OutputStream out)
    Creates a new output stream with a default buffer size.
    GZIPOutputStream​(OutputStream out, boolean syncFlush)
    Creates a new output stream with a default buffer size and the specified flush mode.
    GZIPOutputStream​(OutputStream out, int size)
    Creates a new output stream with the specified buffer size.
    GZIPOutputStream​(OutputStream out, int size, boolean syncFlush)
    Creates a new output stream with the specified buffer size and flush mode.
    ZipFile​(File file)
    Opens a ZIP file for reading given the specified File object.
    ZipFile​(File file, int mode)
    Opens a new ZipFile to read from the specified File object in the specified mode.
    ZipFile​(File file, int mode, Charset charset)
    Opens a new ZipFile to read from the specified File object in the specified mode.
    ZipFile​(File file, Charset charset)
    Opens a ZIP file for reading given the specified File object.
    ZipFile​(String name)
    Opens a zip file for reading.
    ZipFile​(String name, Charset charset)
    Opens a zip file for reading.
  • Uses of IOException in javax.annotation.processing

    Subclasses of IOException in javax.annotation.processing 
    Modifier and Type Class Description
    class  FilerException
    Indicates a Filer detected an attempt to open a file that would violate the guarantees provided by the Filer.
    Methods in javax.annotation.processing that throw IOException 
    Modifier and Type Method Description
    JavaFileObject Filer.createClassFile​(CharSequence name, Element... originatingElements)
    Creates a new class file, and returns an object to allow writing to it.
    FileObject Filer.createResource​(JavaFileManager.Location location, CharSequence moduleAndPkg, CharSequence relativeName, Element... originatingElements)
    Creates a new auxiliary resource file for writing and returns a file object for it.
    JavaFileObject Filer.createSourceFile​(CharSequence name, Element... originatingElements)
    Creates a new source file and returns an object to allow writing to it.
    FileObject Filer.getResource​(JavaFileManager.Location location, CharSequence moduleAndPkg, CharSequence relativeName)
    Returns an object for reading an existing resource.
  • Uses of IOException in javax.crypto

    Methods in javax.crypto that throw IOException 
    Modifier and Type Method Description
    int CipherInputStream.available()
    Returns the number of bytes that can be read from this input stream without blocking.
    void CipherInputStream.close()
    Closes this input stream and releases any system resources associated with the stream.
    void CipherOutputStream.close()
    Closes this output stream and releases any system resources associated with this stream.
    void CipherOutputStream.flush()
    Flushes this output stream by forcing any buffered output bytes that have already been processed by the encapsulated cipher object to be written out.
    byte[] EncryptedPrivateKeyInfo.getEncoded()
    Returns the ASN.1 encoding of this object.
    Object SealedObject.getObject​(Key key)
    Retrieves the original (encapsulated) object.
    Object SealedObject.getObject​(Key key, String provider)
    Retrieves the original (encapsulated) object.
    Object SealedObject.getObject​(Cipher c)
    Retrieves the original (encapsulated) object.
    int CipherInputStream.read()
    Reads the next byte of data from this input stream.
    int CipherInputStream.read​(byte[] b)
    Reads up to b.length bytes of data from this input stream into an array of bytes.
    int CipherInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes of data from this input stream into an array of bytes.
    long CipherInputStream.skip​(long n)
    Skips n bytes of input from the bytes that can be read from this input stream without blocking.
    void CipherOutputStream.write​(byte[] b)
    Writes b.length bytes from the specified byte array to this output stream.
    void CipherOutputStream.write​(byte[] b, int off, int len)
    Writes len bytes from the specified byte array starting at offset off to this output stream.
    void CipherOutputStream.write​(int b)
    Writes the specified byte to this output stream.
    Constructors in javax.crypto that throw IOException 
    Constructor Description
    EncryptedPrivateKeyInfo​(byte[] encoded)
    Constructs (i.e., parses) an EncryptedPrivateKeyInfo from its ASN.1 encoding.
    SealedObject​(Serializable object, Cipher c)
    Constructs a SealedObject from any Serializable object.
  • Uses of IOException in javax.imageio

    Subclasses of IOException in javax.imageio 
    Modifier and Type Class Description
    class  IIOException
    An exception class used for signaling run-time failure of reading and writing operations.
    Methods in javax.imageio that throw IOException 
    Modifier and Type Method Description
    boolean ImageWriter.canInsertEmpty​(int imageIndex)
    Returns true if the writer supports the insertion of a new, empty image at the given index.
    boolean ImageWriter.canInsertImage​(int imageIndex)
    Returns true if the writer supports the insertion of a new image at the given index.
    boolean ImageWriter.canRemoveImage​(int imageIndex)
    Returns true if the writer supports the removal of an existing image at the given index.
    boolean ImageWriter.canReplaceImageMetadata​(int imageIndex)
    Returns true if it is possible to replace the image metadata associated with an existing image with index imageIndex.
    boolean ImageWriter.canReplacePixels​(int imageIndex)
    Returns true if the writer allows pixels of the given image to be replaced using the replacePixels methods.
    boolean ImageWriter.canReplaceStreamMetadata()
    Returns true if it is possible to replace the stream metadata already present in the output.
    boolean ImageWriter.canWriteEmpty()
    Returns true if the writer supports the writing of a complete image stream consisting of a single image with undefined pixel values and associated metadata and thumbnails to the output.
    static ImageInputStream ImageIO.createImageInputStream​(Object input)
    Returns an ImageInputStream that will take its input from the given Object.
    static ImageOutputStream ImageIO.createImageOutputStream​(Object output)
    Returns an ImageOutputStream that will send its output to the given Object.
    void ImageWriter.endInsertEmpty()
    Completes the insertion of a new image that was begun with a prior call to prepareInsertEmpty.
    void ImageWriter.endReplacePixels()
    Terminates a sequence of calls to replacePixels.
    void ImageWriter.endWriteEmpty()
    Completes the writing of a new image that was begun with a prior call to prepareWriteEmpty.
    void ImageWriter.endWriteSequence()
    Completes the writing of a sequence of images begun with prepareWriteSequence.
    float ImageReader.getAspectRatio​(int imageIndex)
    Returns the aspect ratio of the given image (that is, its width divided by its height) as a float.
    String ImageReader.getFormatName()
    Returns a String identifying the format of the input source.
    abstract int ImageReader.getHeight​(int imageIndex)
    Returns the height in pixels of the given image within the input source.
    abstract IIOMetadata ImageReader.getImageMetadata​(int imageIndex)
    Returns an IIOMetadata object containing metadata associated with the given image, or null if the reader does not support reading metadata, is set to ignore metadata, or if no metadata is available.
    IIOMetadata ImageReader.getImageMetadata​(int imageIndex, String formatName, Set<String> nodeNames)
    Returns an IIOMetadata object representing the metadata associated with the given image, or null if the reader does not support reading metadata or none is available.
    abstract Iterator<ImageTypeSpecifier> ImageReader.getImageTypes​(int imageIndex)
    Returns an Iterator containing possible image types to which the given image may be decoded, in the form of ImageTypeSpecifierss.
    abstract int ImageReader.getNumImages​(boolean allowSearch)
    Returns the number of images, not including thumbnails, available from the current input source.
    int ImageReader.getNumThumbnails​(int imageIndex)
    Returns the number of thumbnail preview images associated with the given image.
    ImageTypeSpecifier ImageReader.getRawImageType​(int imageIndex)
    Returns an ImageTypeSpecifier indicating the SampleModel and ColorModel which most closely represents the "raw" internal format of the image.
    abstract IIOMetadata ImageReader.getStreamMetadata()
    Returns an IIOMetadata object representing the metadata associated with the input source as a whole (i.e., not associated with any particular image), or null if the reader does not support reading metadata, is set to ignore metadata, or if no metadata is available.
    IIOMetadata ImageReader.getStreamMetadata​(String formatName, Set<String> nodeNames)
    Returns an IIOMetadata object representing the metadata associated with the input source as a whole (i.e., not associated with any particular image).
    int ImageReader.getThumbnailHeight​(int imageIndex, int thumbnailIndex)
    Returns the height of the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex.
    int ImageReader.getThumbnailWidth​(int imageIndex, int thumbnailIndex)
    Returns the width of the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex.
    int ImageReader.getTileGridXOffset​(int imageIndex)
    Returns the X coordinate of the upper-left corner of tile (0, 0) in the given image.
    int ImageReader.getTileGridYOffset​(int imageIndex)
    Returns the Y coordinate of the upper-left corner of tile (0, 0) in the given image.
    int ImageReader.getTileHeight​(int imageIndex)
    Returns the height of a tile in the given image.
    int ImageReader.getTileWidth​(int imageIndex)
    Returns the width of a tile in the given image.
    abstract int ImageReader.getWidth​(int imageIndex)
    Returns the width in pixels of the given image within the input source.
    boolean ImageReader.hasThumbnails​(int imageIndex)
    Returns true if the given image has thumbnail preview images associated with it.
    boolean ImageReader.isImageTiled​(int imageIndex)
    Returns true if the image is organized into tiles, that is, equal-sized non-overlapping rectangles.
    boolean ImageReader.isRandomAccessEasy​(int imageIndex)
    Returns true if the storage format of the given image places no inherent impediment on random access to pixels.
    void ImageWriter.prepareInsertEmpty​(int imageIndex, ImageTypeSpecifier imageType, int width, int height, IIOMetadata imageMetadata, List<? extends BufferedImage> thumbnails, ImageWriteParam param)
    Begins the insertion of a new image with undefined pixel values into an existing image stream.
    void ImageWriter.prepareReplacePixels​(int imageIndex, Rectangle region)
    Prepares the writer to handle a series of calls to the replacePixels methods.
    void ImageWriter.prepareWriteEmpty​(IIOMetadata streamMetadata, ImageTypeSpecifier imageType, int width, int height, IIOMetadata imageMetadata, List<? extends BufferedImage> thumbnails, ImageWriteParam param)
    Begins the writing of a complete image stream, consisting of a single image with undefined pixel values and associated metadata and thumbnails, to the output.
    void ImageWriter.prepareWriteSequence​(IIOMetadata streamMetadata)
    Prepares a stream to accept a series of subsequent writeToSequence calls, using the provided stream metadata object.
    static BufferedImage ImageIO.read​(File input)
    Returns a BufferedImage as the result of decoding a supplied File with an ImageReader chosen automatically from among those currently registered.
    static BufferedImage ImageIO.read​(InputStream input)
    Returns a BufferedImage as the result of decoding a supplied InputStream with an ImageReader chosen automatically from among those currently registered.
    static BufferedImage ImageIO.read​(URL input)
    Returns a BufferedImage as the result of decoding a supplied URL with an ImageReader chosen automatically from among those currently registered.
    static BufferedImage ImageIO.read​(ImageInputStream stream)
    Returns a BufferedImage as the result of decoding a supplied ImageInputStream with an ImageReader chosen automatically from among those currently registered.
    BufferedImage ImageReader.read​(int imageIndex)
    Reads the image indexed by imageIndex and returns it as a complete BufferedImage, using a default ImageReadParam.
    abstract BufferedImage ImageReader.read​(int imageIndex, ImageReadParam param)
    Reads the image indexed by imageIndex and returns it as a complete BufferedImage, using a supplied ImageReadParam.
    IIOImage ImageReader.readAll​(int imageIndex, ImageReadParam param)
    Reads the image indexed by imageIndex and returns an IIOImage containing the image, thumbnails, and associated image metadata, using a supplied ImageReadParam.
    Iterator<IIOImage> ImageReader.readAll​(Iterator<? extends ImageReadParam> params)
    Returns an Iterator containing all the images, thumbnails, and metadata, starting at the index given by getMinIndex, from the input source in the form of IIOImage objects.
    RenderedImage ImageReader.readAsRenderedImage​(int imageIndex, ImageReadParam param)
    Returns a RenderedImage object that contains the contents of the image indexed by imageIndex.
    Raster ImageReader.readRaster​(int imageIndex, ImageReadParam param)
    Returns a new Raster object containing the raw pixel data from the image stream, without any color conversion applied.
    BufferedImage ImageReader.readThumbnail​(int imageIndex, int thumbnailIndex)
    Returns the thumbnail preview image indexed by thumbnailIndex, associated with the image indexed by ImageIndex as a BufferedImage.
    BufferedImage ImageReader.readTile​(int imageIndex, int tileX, int tileY)
    Reads the tile indicated by the tileX and tileY arguments, returning it as a BufferedImage.
    Raster ImageReader.readTileRaster​(int imageIndex, int tileX, int tileY)
    Returns a new Raster object containing the raw pixel data from the tile, without any color conversion applied.
    void ImageWriter.removeImage​(int imageIndex)
    Removes an image from the stream.
    void ImageWriter.replaceImageMetadata​(int imageIndex, IIOMetadata imageMetadata)
    Replaces the image metadata associated with an existing image.
    void ImageWriter.replacePixels​(Raster raster, ImageWriteParam param)
    Replaces a portion of an image already present in the output with a portion of the given Raster.
    void ImageWriter.replacePixels​(RenderedImage image, ImageWriteParam param)
    Replaces a portion of an image already present in the output with a portion of the given image.
    void ImageWriter.replaceStreamMetadata​(IIOMetadata streamMetadata)
    Replaces the stream metadata in the output with new information.
    static boolean ImageIO.write​(RenderedImage im, String formatName, File output)
    Writes an image using an arbitrary ImageWriter that supports the given format to a File.
    static boolean ImageIO.write​(RenderedImage im, String formatName, OutputStream output)
    Writes an image using an arbitrary ImageWriter that supports the given format to an OutputStream.
    static boolean ImageIO.write​(RenderedImage im, String formatName, ImageOutputStream output)
    Writes an image using the an arbitrary ImageWriter that supports the given format to an ImageOutputStream.
    void ImageWriter.write​(RenderedImage image)
    Appends a complete image stream consisting of a single image with default metadata and thumbnails to the output.
    void ImageWriter.write​(IIOImage image)
    Appends a complete image stream containing a single image with default metadata and thumbnails to the output.
    abstract void ImageWriter.write​(IIOMetadata streamMetadata, IIOImage image, ImageWriteParam param)
    Appends a complete image stream containing a single image and associated stream and image metadata and thumbnails to the output.
    void ImageWriter.writeInsert​(int imageIndex, IIOImage image, ImageWriteParam param)
    Inserts a new image into an existing image stream.
    void ImageWriter.writeToSequence​(IIOImage image, ImageWriteParam param)
    Appends a single image and possibly associated metadata and thumbnails, to the output.
  • Uses of IOException in javax.imageio.metadata

    Subclasses of IOException in javax.imageio.metadata 
    Modifier and Type Class Description
    class  IIOInvalidTreeException
    An IIOInvalidTreeException is thrown when an attempt by an IIOMetadata object to parse a tree of IIOMetadataNodes fails.
  • Uses of IOException in javax.imageio.spi

    Methods in javax.imageio.spi that throw IOException 
    Modifier and Type Method Description
    abstract boolean ImageReaderSpi.canDecodeInput​(Object source)
    Returns true if the supplied source object appears to be of the format supported by this reader.
    ImageInputStream ImageInputStreamSpi.createInputStreamInstance​(Object input)
    Returns an instance of the ImageInputStream implementation associated with this service provider.
    abstract ImageInputStream ImageInputStreamSpi.createInputStreamInstance​(Object input, boolean useCache, File cacheDir)
    Returns an instance of the ImageInputStream implementation associated with this service provider.
    ImageOutputStream ImageOutputStreamSpi.createOutputStreamInstance​(Object output)
    Returns an instance of the ImageOutputStream implementation associated with this service provider.
    abstract ImageOutputStream ImageOutputStreamSpi.createOutputStreamInstance​(Object output, boolean useCache, File cacheDir)
    Returns an instance of the ImageOutputStream implementation associated with this service provider.
    ImageReader ImageReaderSpi.createReaderInstance()
    Returns an instance of the ImageReader implementation associated with this service provider.
    abstract ImageReader ImageReaderSpi.createReaderInstance​(Object extension)
    Returns an instance of the ImageReader implementation associated with this service provider.
    ImageWriter ImageWriterSpi.createWriterInstance()
    Returns an instance of the ImageWriter implementation associated with this service provider.
    abstract ImageWriter ImageWriterSpi.createWriterInstance​(Object extension)
    Returns an instance of the ImageWriter implementation associated with this service provider.
  • Uses of IOException in javax.imageio.stream

    Methods in javax.imageio.stream that throw IOException 
    Modifier and Type Method Description
    protected void ImageInputStreamImpl.checkClosed()
    Throws an IOException if the stream has been closed.
    void FileCacheImageInputStream.close()
    Closes this FileCacheImageInputStream, closing and removing the cache file.
    void FileCacheImageOutputStream.close()
    Closes this FileCacheImageOutputStream.
    void ImageInputStream.close()
    Closes the stream.
    void MemoryCacheImageInputStream.close()
    Closes this MemoryCacheImageInputStream, freeing the cache.
    void MemoryCacheImageOutputStream.close()
    Closes this MemoryCacheImageOutputStream.
    void ImageInputStream.flush()
    Discards the initial position of the stream prior to the current stream position.
    void ImageInputStream.flushBefore​(long pos)
    Discards the initial portion of the stream prior to the indicated position.
    void ImageOutputStream.flushBefore​(long pos)
    Flushes all data prior to the given position to the underlying destination, such as an OutputStream or File.
    protected void ImageOutputStreamImpl.flushBits()
    If the bit offset is non-zero, forces the remaining bits in the current byte to 0 and advances the stream position by one.
    int ImageInputStream.getBitOffset()
    Returns the current bit offset, as an integer between 0 and 7, inclusive.
    long ImageInputStream.getStreamPosition()
    Returns the current byte position of the stream.
    long ImageInputStream.length()
    Returns the total length of the stream, if known.
    int ImageInputStream.read()
    Reads a single byte from the stream and returns it as an integer between 0 and 255.
    int ImageInputStream.read​(byte[] b)
    Reads up to b.length bytes from the stream, and stores them into b starting at index 0.
    int ImageInputStream.read​(byte[] b, int off, int len)
    Reads up to len bytes from the stream, and stores them into b starting at index off.
    abstract int ImageInputStreamImpl.read()
    Reads a single byte from the stream and returns it as an int between 0 and 255.
    int ImageInputStreamImpl.read​(byte[] b)
    A convenience method that calls read(b, 0, b.length).
    abstract int ImageInputStreamImpl.read​(byte[] b, int off, int len)
    Reads up to len bytes from the stream, and stores them into b starting at index off.
    int ImageInputStream.readBit()
    Reads a single bit from the stream and returns it as an int with the value 0 or 1.
    long ImageInputStream.readBits​(int numBits)
    Reads a bitstring from the stream and returns it as a long, with the first bit read becoming the most significant bit of the output.
    boolean ImageInputStream.readBoolean()
    Reads a byte from the stream and returns a boolean value of true if it is nonzero, false if it is zero.
    byte ImageInputStream.readByte()
    Reads a byte from the stream and returns it as a byte value.
    void ImageInputStream.readBytes​(IIOByteBuffer buf, int len)
    Reads up to len bytes from the stream, and modifies the supplied IIOByteBuffer to indicate the byte array, offset, and length where the data may be found.
    char ImageInputStream.readChar()
    Equivalent to readUnsignedShort, except that the result is returned using the char datatype.
    double ImageInputStream.readDouble()
    Reads 8 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a double.
    float ImageInputStream.readFloat()
    Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a float.
    void ImageInputStream.readFully​(byte[] b)
    Reads b.length bytes from the stream, and stores them into b starting at index 0.
    void ImageInputStream.readFully​(byte[] b, int off, int len)
    Reads len bytes from the stream, and stores them into b starting at index off.
    void ImageInputStream.readFully​(char[] c, int off, int len)
    Reads len chars (unsigned 16-bit integers) from the stream according to the current byte order, and stores them into c starting at index off.
    void ImageInputStream.readFully​(double[] d, int off, int len)
    Reads len doubles (64-bit IEEE double-precision floats) from the stream according to the current byte order, and stores them into d starting at index off.
    void ImageInputStream.readFully​(float[] f, int off, int len)
    Reads len floats (32-bit IEEE single-precision floats) from the stream according to the current byte order, and stores them into f starting at index off.
    void ImageInputStream.readFully​(int[] i, int off, int len)
    Reads len ints (signed 32-bit integers) from the stream according to the current byte order, and stores them into i starting at index off.
    void ImageInputStream.readFully​(long[] l, int off, int len)
    Reads len longs (signed 64-bit integers) from the stream according to the current byte order, and stores them into l starting at index off.
    void ImageInputStream.readFully​(short[] s, int off, int len)
    Reads len shorts (signed 16-bit integers) from the stream according to the current byte order, and stores them into s starting at index off.
    int ImageInputStream.readInt()
    Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as an int.
    String ImageInputStream.readLine()
    Reads the next line of text from the input stream.
    long ImageInputStream.readLong()
    Reads 8 bytes from the stream, and (conceptually) concatenates them according to the current byte order and returns the result as a long.
    short ImageInputStream.readShort()
    Reads two bytes from the stream, and (conceptually) concatenates them according to the current byte order, and returns the result as a short value.
    int ImageInputStream.readUnsignedByte()
    Reads a byte from the stream, and (conceptually) converts it to an int, masks it with 0xff in order to strip off any sign-extension bits, and returns it as a byte value.
    long ImageInputStream.readUnsignedInt()
    Reads 4 bytes from the stream, and (conceptually) concatenates them according to the current byte order, converts the result to a long, masks it with 0xffffffffL in order to strip off any sign-extension bits, and returns the result as an unsigned long value.
    int ImageInputStream.readUnsignedShort()
    Reads two bytes from the stream, and (conceptually) concatenates them according to the current byte order, converts the resulting value to an int, masks it with 0xffff in order to strip off any sign-extension buts, and returns the result as an unsigned int value.
    String ImageInputStream.readUTF()
    Reads in a string that has been encoded using a modified UTF-8 format.
    void ImageInputStream.reset()
    Returns the stream pointer to its previous position, including the bit offset, at the time of the most recent unmatched call to mark.
    void ImageInputStreamImpl.reset()
    Resets the current stream byte and bit positions from the stack of marked positions.
    void FileCacheImageOutputStream.seek​(long pos)
    Sets the current stream position and resets the bit offset to 0.
    void FileImageOutputStream.seek​(long pos)
    Sets the current stream position and resets the bit offset to 0.
    void ImageInputStream.seek​(long pos)
    Sets the current stream position to the desired location.
    void ImageInputStream.setBitOffset​(int bitOffset)
    Sets the bit offset to an integer between 0 and 7, inclusive.
    int ImageInputStream.skipBytes​(int n)
    Moves the stream position forward by a given number of bytes.
    long ImageInputStream.skipBytes​(long n)
    Moves the stream position forward by a given number of bytes.
    int ImageInputStreamImpl.skipBytes​(int n)
    Advances the current stream position by calling seek(getStreamPosition() + n).
    long ImageInputStreamImpl.skipBytes​(long n)
    Advances the current stream position by calling seek(getStreamPosition() + n).
    void ImageOutputStream.write​(byte[] b)
    Writes a sequence of bytes to the stream at the current position.
    void ImageOutputStream.write​(byte[] b, int off, int len)
    Writes a sequence of bytes to the stream at the current position.
    void ImageOutputStream.write​(int b)
    Writes a single byte to the stream at the current position.
    void ImageOutputStream.writeBit​(int bit)
    Writes a single bit, given by the least significant bit of the argument, to the stream at the current bit offset within the current byte position.
    void ImageOutputStream.writeBits​(long bits, int numBits)
    Writes a sequence of bits, given by the numBits least significant bits of the bits argument in left-to-right order, to the stream at the current bit offset within the current byte position.
    void ImageOutputStream.writeBoolean​(boolean v)
    Writes a boolean value to the stream.
    void ImageOutputStream.writeByte​(int v)
    Writes the 8 low-order bits of v to the stream.
    void ImageOutputStream.writeBytes​(String s)
    Writes a string to the output stream.
    void ImageOutputStream.writeChar​(int v)
    This method is a synonym for writeShort.
    void ImageOutputStream.writeChars​(char[] c, int off, int len)
    Writes a sequence of chars to the stream at the current position.
    void ImageOutputStream.writeChars​(String s)
    Writes a string to the output stream.
    void ImageOutputStream.writeDouble​(double v)
    Writes a double value, which is comprised of four bytes, to the output stream.
    void ImageOutputStream.writeDoubles​(double[] d, int off, int len)
    Writes a sequence of doubles to the stream at the current position.
    void ImageOutputStream.writeFloat​(float v)
    Writes a float value, which is comprised of four bytes, to the output stream.
    void ImageOutputStream.writeFloats​(float[] f, int off, int len)
    Writes a sequence of floats to the stream at the current position.
    void ImageOutputStream.writeInt​(int v)
    Writes the 32 bits of v to the stream.
    void ImageOutputStream.writeInts​(int[] i, int off, int len)
    Writes a sequence of ints to the stream at the current position.
    void ImageOutputStream.writeLong​(long v)
    Writes the 64 bits of v to the stream.
    void ImageOutputStream.writeLongs​(long[] l, int off, int len)
    Writes a sequence of longs to the stream at the current position.
    void ImageOutputStream.writeShort​(int v)
    Writes the 16 low-order bits of v to the stream.
    void ImageOutputStream.writeShorts​(short[] s, int off, int len)
    Writes a sequence of shorts to the stream at the current position.
    void ImageOutputStream.writeUTF​(String s)
    Writes two bytes of length information to the output stream in network byte order, followed by the modified UTF-8 representation of every character in the string s.
    Constructors in javax.imageio.stream that throw IOException 
    Constructor Description
    FileCacheImageInputStream​(InputStream stream, File cacheDir)
    Constructs a FileCacheImageInputStream that will read from a given InputStream.
    FileCacheImageOutputStream​(OutputStream stream, File cacheDir)
    Constructs a FileCacheImageOutputStream that will write to a given outputStream.
    FileImageInputStream​(File f)
    Constructs a FileImageInputStream that will read from a given File.
    FileImageOutputStream​(File f)
    Constructs a FileImageOutputStream that will write to a given File.
  • Uses of IOException in javax.management

    Methods in javax.management that throw IOException 
    Modifier and Type Method Description
    void MBeanServerConnection.addNotificationListener​(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)
    Adds a listener to a registered MBean.
    void MBeanServerConnection.addNotificationListener​(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)
    Adds a listener to a registered MBean.
    ObjectInstance MBeanServerConnection.createMBean​(String className, ObjectName name)
    Instantiates and registers an MBean in the MBean server.
    ObjectInstance MBeanServerConnection.createMBean​(String className, ObjectName name, Object[] params, String[] signature)
    Instantiates and registers an MBean in the MBean server.
    ObjectInstance MBeanServerConnection.createMBean​(String className, ObjectName name, ObjectName loaderName)
    Instantiates and registers an MBean in the MBean server.
    ObjectInstance MBeanServerConnection.createMBean​(String className, ObjectName name, ObjectName loaderName, Object[] params, String[] signature)
    Instantiates and registers an MBean in the MBean server.
    Object MBeanServerConnection.getAttribute​(ObjectName name, String attribute)
    Gets the value of a specific attribute of a named MBean.
    AttributeList MBeanServerConnection.getAttributes​(ObjectName name, String[] attributes)
    Retrieves the values of several attributes of a named MBean.
    String MBeanServerConnection.getDefaultDomain()
    Returns the default domain used for naming the MBean.
    String[] MBeanServerConnection.getDomains()
    Returns the list of domains in which any MBean is currently registered.
    Integer MBeanServerConnection.getMBeanCount()
    Returns the number of MBeans registered in the MBean server.
    MBeanInfo MBeanServerConnection.getMBeanInfo​(ObjectName name)
    This method discovers the attributes and operations that an MBean exposes for management.
    ObjectInstance MBeanServerConnection.getObjectInstance​(ObjectName name)
    Gets the ObjectInstance for a given MBean registered with the MBean server.
    Object MBeanServerConnection.invoke​(ObjectName name, String operationName, Object[] params, String[] signature)
    Invokes an operation on an MBean.
    boolean MBeanServerConnection.isInstanceOf​(ObjectName name, String className)
    Returns true if the MBean specified is an instance of the specified class, false otherwise.
    boolean MBeanServerConnection.isRegistered​(ObjectName name)
    Checks whether an MBean, identified by its object name, is already registered with the MBean server.
    Set<ObjectInstance> MBeanServerConnection.queryMBeans​(ObjectName name, QueryExp query)
    Gets MBeans controlled by the MBean server.
    Set<ObjectName> MBeanServerConnection.queryNames​(ObjectName name, QueryExp query)
    Gets the names of MBeans controlled by the MBean server.
    void MBeanServerConnection.removeNotificationListener​(ObjectName name, NotificationListener listener)
    Removes a listener from a registered MBean.
    void MBeanServerConnection.removeNotificationListener​(ObjectName name, NotificationListener listener, NotificationFilter filter, Object handback)
    Removes a listener from a registered MBean.
    void MBeanServerConnection.removeNotificationListener​(ObjectName name, ObjectName listener)
    Removes a listener from a registered MBean.
    void MBeanServerConnection.removeNotificationListener​(ObjectName name, ObjectName listener, NotificationFilter filter, Object handback)
    Removes a listener from a registered MBean.
    void MBeanServerConnection.setAttribute​(ObjectName name, Attribute attribute)
    Sets the value of a specific attribute of a named MBean.
    AttributeList MBeanServerConnection.setAttributes​(ObjectName name, AttributeList attributes)
    Sets the values of several attributes of a named MBean.
    void MBeanServerConnection.unregisterMBean​(ObjectName name)
    Unregisters an MBean from the MBean server.
  • Uses of IOException in javax.management.loading

    Methods in javax.management.loading that throw IOException 
    Modifier and Type Method Description
    Enumeration<URL> MLetMBean.getResources​(String name)
    Finds all the resources with the given name.
    void MLet.readExternal​(ObjectInput in)
    Restore this MLet's contents from the given ObjectInput.
    void MLet.writeExternal​(ObjectOutput out)
    Save this MLet's contents to the given ObjectOutput.
  • Uses of IOException in javax.management.remote

    Subclasses of IOException in javax.management.remote 
    Modifier and Type Class Description
    class  JMXProviderException
    Exception thrown by JMXConnectorFactory and JMXConnectorServerFactory when a provider exists for the required protocol but cannot be used for some reason.
    class  JMXServerErrorException
    Exception thrown as the result of a remote MBeanServer method invocation when an Error is thrown while processing the invocation in the remote MBean server.
    Methods in javax.management.remote that throw IOException 
    Modifier and Type Method Description
    void JMXConnector.close()
    Closes the client connection to its server.
    void JMXConnector.connect()
    Establishes the connection to the connector server.
    void JMXConnector.connect​(Map<String,​?> env)
    Establishes the connection to the connector server.
    static JMXConnector JMXConnectorFactory.connect​(JMXServiceURL serviceURL)
    Creates a connection to the connector server at the given address.
    static JMXConnector JMXConnectorFactory.connect​(JMXServiceURL serviceURL, Map<String,​?> environment)
    Creates a connection to the connector server at the given address.
    String JMXConnector.getConnectionId()
    Gets this connection's ID from the connector server.
    MBeanServerConnection JMXConnector.getMBeanServerConnection()
    Returns an MBeanServerConnection object representing a remote MBean server.
    MBeanServerConnection JMXConnector.getMBeanServerConnection​(Subject delegationSubject)
    Returns an MBeanServerConnection object representing a remote MBean server on which operations are performed on behalf of the supplied delegation subject.
    static JMXConnector JMXConnectorFactory.newJMXConnector​(JMXServiceURL serviceURL, Map<String,​?> environment)
    Creates a connector client for the connector server at the given address.
    JMXConnector JMXConnectorProvider.newJMXConnector​(JMXServiceURL serviceURL, Map<String,​?> environment)
    Creates a new connector client that is ready to connect to the connector server at the given address.
    static JMXConnectorServer JMXConnectorServerFactory.newJMXConnectorServer​(JMXServiceURL serviceURL, Map<String,​?> environment, MBeanServer mbeanServer)
    Creates a connector server at the given address.
    JMXConnectorServer JMXConnectorServerProvider.newJMXConnectorServer​(JMXServiceURL serviceURL, Map<String,​?> environment, MBeanServer mbeanServer)
    Creates a new connector server at the given address.
    void JMXConnectorServerMBean.start()
    Activates the connector server, that is, starts listening for client connections.
    void JMXConnectorServerMBean.stop()
    Deactivates the connector server, that is, stops listening for client connections.
    JMXConnector JMXConnectorServer.toJMXConnector​(Map<String,​?> env)
    Returns a client stub for this connector server.
    JMXConnector JMXConnectorServerMBean.toJMXConnector​(Map<String,​?> env)
    Returns a client stub for this connector server.
  • Uses of IOException in javax.management.remote.rmi

    Methods in javax.management.remote.rmi that throw IOException 
    Modifier and Type Method Description
    void RMIConnection.addNotificationListener​(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)
    Integer[] RMIConnection.addNotificationListeners​(ObjectName[] names, MarshalledObject[] filters, Subject[] delegationSubjects)
    protected void RMIServerImpl.clientClosed​(RMIConnection client)
    Method called when a client connection created by makeClient is closed.
    void RMIConnection.close()
    Closes this connection.
    void RMIServerImpl.close()
    Closes this connection server.
    protected abstract void RMIServerImpl.closeClient​(RMIConnection client)
    Closes a client connection made by makeClient.
    protected void RMIJRMPServerImpl.closeServer()
    Called by RMIServerImpl.close() to close the connector server by unexporting this object.
    protected abstract void RMIServerImpl.closeServer()
    Called by RMIServerImpl.close() to close the connector server.
    void RMIConnector.connect()  
    void RMIConnector.connect​(Map<String,​?> environment)  
    ObjectInstance RMIConnection.createMBean​(String className, ObjectName name, MarshalledObject params, String[] signature, Subject delegationSubject)
    ObjectInstance RMIConnection.createMBean​(String className, ObjectName name, ObjectName loaderName, MarshalledObject params, String[] signature, Subject delegationSubject)
    ObjectInstance RMIConnection.createMBean​(String className, ObjectName name, ObjectName loaderName, Subject delegationSubject)
    ObjectInstance RMIConnection.createMBean​(String className, ObjectName name, Subject delegationSubject)
    protected abstract void RMIServerImpl.export()
    Exports this RMI object.
    NotificationResult RMIConnection.fetchNotifications​(long clientSequenceNumber, int maxNotifications, long timeout)
    Retrieves notifications from the connector server.
    Object RMIConnection.getAttribute​(ObjectName name, String attribute, Subject delegationSubject)
    AttributeList RMIConnection.getAttributes​(ObjectName name, String[] attributes, Subject delegationSubject)
    String RMIConnection.getConnectionId()
    Returns the connection ID.
    String RMIConnection.getDefaultDomain​(Subject delegationSubject)
    String[] RMIConnection.getDomains​(Subject delegationSubject)
    Integer RMIConnection.getMBeanCount​(Subject delegationSubject)
    MBeanInfo RMIConnection.getMBeanInfo​(ObjectName name, Subject delegationSubject)
    ObjectInstance RMIConnection.getObjectInstance​(ObjectName name, Subject delegationSubject)
    Object RMIConnection.invoke​(ObjectName name, String operationName, MarshalledObject params, String[] signature, Subject delegationSubject)
    boolean RMIConnection.isInstanceOf​(ObjectName name, String className, Subject delegationSubject)
    boolean RMIConnection.isRegistered​(ObjectName name, Subject delegationSubject)
    protected RMIConnection RMIJRMPServerImpl.makeClient​(String connectionId, Subject subject)
    Creates a new client connection as an RMI object exported through JRMP.
    protected abstract RMIConnection RMIServerImpl.makeClient​(String connectionId, Subject subject)
    Creates a new client connection.
    RMIConnection RMIServer.newClient​(Object credentials)
    Makes a new connection through this RMI connector.
    RMIConnection RMIServerImpl.newClient​(Object credentials)
    Creates a new client connection.
    Set<ObjectInstance> RMIConnection.queryMBeans​(ObjectName name, MarshalledObject query, Subject delegationSubject)
    Set<ObjectName> RMIConnection.queryNames​(ObjectName name, MarshalledObject query, Subject delegationSubject)
    void RMIConnection.removeNotificationListener​(ObjectName name, ObjectName listener, MarshalledObject filter, MarshalledObject handback, Subject delegationSubject)
    void RMIConnection.removeNotificationListener​(ObjectName name, ObjectName listener, Subject delegationSubject)
    void RMIConnection.removeNotificationListeners​(ObjectName name, Integer[] listenerIDs, Subject delegationSubject)
    void RMIConnection.setAttribute​(ObjectName name, MarshalledObject attribute, Subject delegationSubject)
    AttributeList RMIConnection.setAttributes​(ObjectName name, MarshalledObject attributes, Subject delegationSubject)
    void RMIConnectorServer.start()
    Activates the connector server, that is starts listening for client connections.
    void RMIConnectorServer.stop()
    Deactivates the connector server, that is, stops listening for client connections.
    JMXConnector RMIConnectorServer.toJMXConnector​(Map<String,​?> env)
    Returns a client stub for this connector server.
    Remote RMIJRMPServerImpl.toStub()
    Returns a serializable stub for this RMIServer object.
    abstract Remote RMIServerImpl.toStub()
    Returns a remotable stub for this server object.
    void RMIConnection.unregisterMBean​(ObjectName name, Subject delegationSubject)
    Constructors in javax.management.remote.rmi that throw IOException 
    Constructor Description
    RMIConnectorServer​(JMXServiceURL url, Map<String,​?> environment)
    Makes an RMIConnectorServer.
    RMIConnectorServer​(JMXServiceURL url, Map<String,​?> environment, MBeanServer mbeanServer)
    Makes an RMIConnectorServer for the given MBean server.
    RMIConnectorServer​(JMXServiceURL url, Map<String,​?> environment, RMIServerImpl rmiServerImpl, MBeanServer mbeanServer)
    Makes an RMIConnectorServer for the given MBean server.
    RMIIIOPServerImpl​(Map<String,​?> env)
    Deprecated.
    RMIJRMPServerImpl​(int port, RMIClientSocketFactory csf, RMIServerSocketFactory ssf, Map<String,​?> env)
    Creates a new RMIServer object that will be exported on the given port using the given socket factories.
  • Uses of IOException in javax.naming.ldap

    Methods in javax.naming.ldap that throw IOException 
    Modifier and Type Method Description
    abstract void StartTlsResponse.close()
    Closes the TLS connection gracefully and reverts back to the underlying connection.
    abstract SSLSession StartTlsResponse.negotiate()
    Negotiates a TLS session using the default SSL socket factory.
    abstract SSLSession StartTlsResponse.negotiate​(SSLSocketFactory factory)
    Negotiates a TLS session using an SSL socket factory.
    Constructors in javax.naming.ldap that throw IOException 
    Constructor Description
    PagedResultsControl​(int pageSize, boolean criticality)
    Constructs a control to set the number of entries to be returned per page of results.
    PagedResultsControl​(int pageSize, byte[] cookie, boolean criticality)
    Constructs a control to set the number of entries to be returned per page of results.
    PagedResultsResponseControl​(String id, boolean criticality, byte[] value)
    Constructs a paged-results response control.
    SortControl​(String[] sortBy, boolean criticality)
    Constructs a control to sort on a list of attributes in ascending order.
    SortControl​(String sortBy, boolean criticality)
    Constructs a control to sort on a single attribute in ascending order.
    SortControl​(SortKey[] sortBy, boolean criticality)
    Constructs a control to sort on a list of sort keys.
    SortResponseControl​(String id, boolean criticality, byte[] value)
    Constructs a control to indicate the outcome of a sort request.
  • Uses of IOException in javax.net

    Methods in javax.net that throw IOException 
    Modifier and Type Method Description
    ServerSocket ServerSocketFactory.createServerSocket()
    Returns an unbound server socket.
    abstract ServerSocket ServerSocketFactory.createServerSocket​(int port)
    Returns a server socket bound to the specified port.
    abstract ServerSocket ServerSocketFactory.createServerSocket​(int port, int backlog)
    Returns a server socket bound to the specified port, and uses the specified connection backlog.
    abstract ServerSocket ServerSocketFactory.createServerSocket​(int port, int backlog, InetAddress ifAddress)
    Returns a server socket bound to the specified port, with a specified listen backlog and local IP.
    Socket SocketFactory.createSocket()
    Creates an unconnected socket.
    abstract Socket SocketFactory.createSocket​(String host, int port)
    Creates a socket and connects it to the specified remote host at the specified remote port.
    abstract Socket SocketFactory.createSocket​(String host, int port, InetAddress localHost, int localPort)
    Creates a socket and connects it to the specified remote host on the specified remote port.
    abstract Socket SocketFactory.createSocket​(InetAddress host, int port)
    Creates a socket and connects it to the specified port number at the specified address.
    abstract Socket SocketFactory.createSocket​(InetAddress address, int port, InetAddress localAddress, int localPort)
    Creates a socket and connect it to the specified remote address on the specified remote port.
  • Uses of IOException in javax.net.ssl

    Subclasses of IOException in javax.net.ssl 
    Modifier and Type Class Description
    class  SSLException
    Indicates some kind of error detected by an SSL subsystem.
    class  SSLHandshakeException
    Indicates that the client and server could not negotiate the desired level of security.
    class  SSLKeyException
    Reports a bad SSL key.
    class  SSLPeerUnverifiedException
    Indicates that the peer's identity has not been verified.
    class  SSLProtocolException
    Reports an error in the operation of the SSL protocol.
    Methods in javax.net.ssl that throw IOException 
    Modifier and Type Method Description
    Socket SSLSocketFactory.createSocket​(Socket s, InputStream consumed, boolean autoClose)
    Creates a server mode Socket layered over an existing connected socket, and is able to read data which has already been consumed/removed from the Socket's underlying InputStream.
    abstract Socket SSLSocketFactory.createSocket​(Socket s, String host, int port, boolean autoClose)
    Returns a socket layered over an existing socket connected to the named host, at the given port.
    abstract void SSLSocket.startHandshake()
    Starts an SSL handshake on this connection.
    Constructors in javax.net.ssl that throw IOException 
    Constructor Description
    SSLServerSocket()
    Used only by subclasses.
    SSLServerSocket​(int port)
    Used only by subclasses.
    SSLServerSocket​(int port, int backlog)
    Used only by subclasses.
    SSLServerSocket​(int port, int backlog, InetAddress address)
    Used only by subclasses.
    SSLSocket​(String host, int port)
    Used only by subclasses.
    SSLSocket​(String host, int port, InetAddress clientAddress, int clientPort)
    Used only by subclasses.
    SSLSocket​(InetAddress address, int port)
    Used only by subclasses.
    SSLSocket​(InetAddress address, int port, InetAddress clientAddress, int clientPort)
    Used only by subclasses.
  • Uses of IOException in javax.print

    Methods in javax.print that throw IOException 
    Modifier and Type Method Description
    Doc MultiDoc.getDoc()
    Obtain the current doc object.
    Object Doc.getPrintData()
    Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.
    Object SimpleDoc.getPrintData()
    Obtains the print data representation object that contains this doc object's piece of print data in the format corresponding to the supported doc flavor.
    Reader Doc.getReaderForText()
    Obtains a reader for extracting character print data from this doc.
    Reader SimpleDoc.getReaderForText()
    Obtains a reader for extracting character print data from this doc.
    InputStream Doc.getStreamForBytes()
    Obtains an input stream for extracting byte print data from this doc.
    InputStream SimpleDoc.getStreamForBytes()
    Obtains an input stream for extracting byte print data from this doc.
    MultiDoc MultiDoc.next()
    Go to the multidoc object that contains the next doc object in the sequence of doc objects.
  • Uses of IOException in javax.rmi.ssl

    Methods in javax.rmi.ssl that throw IOException 
    Modifier and Type Method Description
    ServerSocket SslRMIServerSocketFactory.createServerSocket​(int port)
    Creates a server socket that accepts SSL connections configured according to this factory's SSL socket configuration parameters.
    Socket SslRMIClientSocketFactory.createSocket​(String host, int port)
    Creates an SSL socket.
  • Uses of IOException in javax.security.auth.callback

    Methods in javax.security.auth.callback that throw IOException 
    Modifier and Type Method Description
    void CallbackHandler.handle​(Callback[] callbacks)
    Retrieve or display the information requested in the provided Callbacks.
  • Uses of IOException in javax.security.sasl

    Subclasses of IOException in javax.security.sasl 
    Modifier and Type Class Description
    class  AuthenticationException
    This exception is thrown by a SASL mechanism implementation to indicate that the SASL exchange has failed due to reasons related to authentication, such as an invalid identity, passphrase, or key.
    class  SaslException
    This class represents an error that has occurred when using SASL.
  • Uses of IOException in javax.sound.midi

    Methods in javax.sound.midi that throw IOException 
    Modifier and Type Method Description
    static MidiFileFormat MidiSystem.getMidiFileFormat​(File file)
    Obtains the MIDI file format of the specified File.
    static MidiFileFormat MidiSystem.getMidiFileFormat​(InputStream stream)
    Obtains the MIDI file format of the data in the specified input stream.
    static MidiFileFormat MidiSystem.getMidiFileFormat​(URL url)
    Obtains the MIDI file format of the data in the specified URL.
    static Sequence MidiSystem.getSequence​(File file)
    Obtains a MIDI sequence from the specified File.
    static Sequence MidiSystem.getSequence​(InputStream stream)
    Obtains a MIDI sequence from the specified input stream.
    static Sequence MidiSystem.getSequence​(URL url)
    Obtains a MIDI sequence from the specified URL.
    static Soundbank MidiSystem.getSoundbank​(File file)
    Constructs a Soundbank by reading it from the specified File.
    static Soundbank MidiSystem.getSoundbank​(InputStream stream)
    Constructs a MIDI sound bank by reading it from the specified stream.
    static Soundbank MidiSystem.getSoundbank​(URL url)
    Constructs a Soundbank by reading it from the specified URL.
    void Sequencer.setSequence​(InputStream stream)
    Sets the current sequence on which the sequencer operates.
    static int MidiSystem.write​(Sequence in, int type, File out)
    Writes a stream of bytes representing a file of the MIDI file type indicated to the external file provided.
    static int MidiSystem.write​(Sequence in, int fileType, OutputStream out)
    Writes a stream of bytes representing a file of the MIDI file type indicated to the output stream provided.
  • Uses of IOException in javax.sound.midi.spi

    Methods in javax.sound.midi.spi that throw IOException 
    Modifier and Type Method Description
    abstract MidiFileFormat MidiFileReader.getMidiFileFormat​(File file)
    Obtains the MIDI file format of the File provided.
    abstract MidiFileFormat MidiFileReader.getMidiFileFormat​(InputStream stream)
    Obtains the MIDI file format of the input stream provided.
    abstract MidiFileFormat MidiFileReader.getMidiFileFormat​(URL url)
    Obtains the MIDI file format of the URL provided.
    abstract Sequence MidiFileReader.getSequence​(File file)
    Obtains a MIDI sequence from the File provided.
    abstract Sequence MidiFileReader.getSequence​(InputStream stream)
    Obtains a MIDI sequence from the input stream provided.
    abstract Sequence MidiFileReader.getSequence​(URL url)
    Obtains a MIDI sequence from the URL provided.
    abstract Soundbank SoundbankReader.getSoundbank​(File file)
    Obtains a soundbank object from the File provided.
    abstract Soundbank SoundbankReader.getSoundbank​(InputStream stream)
    Obtains a soundbank object from the InputStream provided.
    abstract Soundbank SoundbankReader.getSoundbank​(URL url)
    Obtains a soundbank object from the URL provided.
    abstract int MidiFileWriter.write​(Sequence in, int fileType, File out)
    Writes a stream of bytes representing a MIDI file of the file type indicated to the external file provided.
    abstract int MidiFileWriter.write​(Sequence in, int fileType, OutputStream out)
    Writes a stream of bytes representing a MIDI file of the file type indicated to the output stream provided.
  • Uses of IOException in javax.sound.sampled

    Methods in javax.sound.sampled that throw IOException 
    Modifier and Type Method Description
    int AudioInputStream.available()
    Returns the maximum number of bytes that can be read (or skipped over) from this audio input stream without blocking.
    void AudioInputStream.close()
    Closes this audio input stream and releases any system resources associated with the stream.
    static AudioFileFormat AudioSystem.getAudioFileFormat​(File file)
    Obtains the audio file format of the specified File.
    static AudioFileFormat AudioSystem.getAudioFileFormat​(InputStream stream)
    Obtains the audio file format of the provided input stream.
    static AudioFileFormat AudioSystem.getAudioFileFormat​(URL url)
    Obtains the audio file format of the specified URL.
    static AudioInputStream AudioSystem.getAudioInputStream​(File file)
    Obtains an audio input stream from the provided File.
    static AudioInputStream AudioSystem.getAudioInputStream​(InputStream stream)
    Obtains an audio input stream from the provided input stream.
    static AudioInputStream AudioSystem.getAudioInputStream​(URL url)
    Obtains an audio input stream from the URL provided.
    void Clip.open​(AudioInputStream stream)
    Opens the clip with the format and audio data present in the provided audio input stream.
    int AudioInputStream.read()
    Reads the next byte of data from the audio input stream.
    int AudioInputStream.read​(byte[] b)
    Reads some number of bytes from the audio input stream and stores them into the buffer array b.
    int AudioInputStream.read​(byte[] b, int off, int len)
    Reads up to a specified maximum number of bytes of data from the audio stream, putting them into the given byte array.
    void AudioInputStream.reset()
    Repositions this audio input stream to the position it had at the time its mark method was last invoked.
    long AudioInputStream.skip​(long n)
    Skips over and discards a specified number of bytes from this audio input stream.
    static int AudioSystem.write​(AudioInputStream stream, AudioFileFormat.Type fileType, File out)
    Writes a stream of bytes representing an audio file of the specified file type to the external file provided.
    static int AudioSystem.write​(AudioInputStream stream, AudioFileFormat.Type fileType, OutputStream out)
    Writes a stream of bytes representing an audio file of the specified file type to the output stream provided.
  • Uses of IOException in javax.sound.sampled.spi

    Methods in javax.sound.sampled.spi that throw IOException 
    Modifier and Type Method Description
    abstract AudioFileFormat AudioFileReader.getAudioFileFormat​(File file)
    Obtains the audio file format of the File provided.
    abstract AudioFileFormat AudioFileReader.getAudioFileFormat​(InputStream stream)
    Obtains the audio file format of the input stream provided.
    abstract AudioFileFormat AudioFileReader.getAudioFileFormat​(URL url)
    Obtains the audio file format of the URL provided.
    abstract AudioInputStream AudioFileReader.getAudioInputStream​(File file)
    Obtains an audio input stream from the File provided.
    abstract AudioInputStream AudioFileReader.getAudioInputStream​(InputStream stream)
    Obtains an audio input stream from the input stream provided.
    abstract AudioInputStream AudioFileReader.getAudioInputStream​(URL url)
    Obtains an audio input stream from the URL provided.
    abstract int AudioFileWriter.write​(AudioInputStream stream, AudioFileFormat.Type fileType, File out)
    Writes a stream of bytes representing an audio file of the file format indicated to the external file provided.
    abstract int AudioFileWriter.write​(AudioInputStream stream, AudioFileFormat.Type fileType, OutputStream out)
    Writes a stream of bytes representing an audio file of the file type indicated to the output stream provided.
  • Uses of IOException in javax.sql.rowset

    Methods in javax.sql.rowset that throw IOException 
    Modifier and Type Method Description
    void WebRowSet.readXml​(InputStream iStream)
    Reads a stream based XML input to populate this WebRowSet object.
    void WebRowSet.writeXml​(OutputStream oStream)
    Writes the data, properties, and metadata for this WebRowSet object to the given OutputStream object in XML format.
    void WebRowSet.writeXml​(ResultSet rs, OutputStream oStream)
    Populates this WebRowSet object with the contents of the given ResultSet object and writes its data, properties, and metadata to the given OutputStream object in XML format.
  • Uses of IOException in javax.swing

    Methods in javax.swing that throw IOException 
    Modifier and Type Method Description
    void ProgressMonitorInputStream.close()
    Overrides FilterInputStream.close to close the progress monitor as well as the stream.
    protected InputStream JEditorPane.getStream​(URL page)
    Fetches a stream for the given URL, which is about to be loaded by the setPage method.
    void JEditorPane.read​(InputStream in, Object desc)
    This method initializes from a stream.
    int ProgressMonitorInputStream.read()
    Overrides FilterInputStream.read to update the progress monitor after the read.
    int ProgressMonitorInputStream.read​(byte[] b)
    Overrides FilterInputStream.read to update the progress monitor after the read.
    int ProgressMonitorInputStream.read​(byte[] b, int off, int len)
    Overrides FilterInputStream.read to update the progress monitor after the read.
    void ProgressMonitorInputStream.reset()
    Overrides FilterInputStream.reset to reset the progress monitor as well as the stream.
    void JEditorPane.setPage​(String url)
    Sets the current URL being displayed.
    void JEditorPane.setPage​(URL page)
    Sets the current URL being displayed.
    long ProgressMonitorInputStream.skip​(long n)
    Overrides FilterInputStream.skip to update the progress monitor after the skip.
    Constructors in javax.swing that throw IOException 
    Constructor Description
    JEditorPane​(String url)
    Creates a JEditorPane based on a string containing a URL specification.
    JEditorPane​(URL initialPage)
    Creates a JEditorPane based on a specified URL for input.
  • Uses of IOException in javax.swing.filechooser

    Methods in javax.swing.filechooser that throw IOException 
    Modifier and Type Method Description
    abstract File FileSystemView.createNewFolder​(File containingDir)
    Creates a new folder with a default folder name.
  • Uses of IOException in javax.swing.plaf.synth

    Methods in javax.swing.plaf.synth that throw IOException 
    Modifier and Type Method Description
    void SynthLookAndFeel.load​(URL url)
    Loads the set of SynthStyles that will be used by this SynthLookAndFeel.
  • Uses of IOException in javax.swing.text

    Subclasses of IOException in javax.swing.text 
    Modifier and Type Class Description
    class  ChangedCharSetException
    ChangedCharSetException as the name indicates is an exception thrown when the charset is changed.
    Methods in javax.swing.text that throw IOException 
    Modifier and Type Method Description
    protected void AbstractWriter.indent()
    Does indentation.
    protected void AbstractWriter.output​(char[] content, int start, int length)
    The last stop in writing out content.
    void DefaultEditorKit.read​(InputStream in, Document doc, int pos)
    Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.
    void DefaultEditorKit.read​(Reader in, Document doc, int pos)
    Inserts content from the given stream, which will be treated as plain text.
    abstract void EditorKit.read​(InputStream in, Document doc, int pos)
    Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.
    abstract void EditorKit.read​(Reader in, Document doc, int pos)
    Inserts content from the given stream which is expected to be in a format appropriate for this kind of content handler.
    void JTextComponent.read​(Reader in, Object desc)
    Initializes from a stream.
    void StyleContext.readAttributes​(ObjectInputStream in, MutableAttributeSet a)
    Context-specific handling of reading in attributes
    static void StyleContext.readAttributeSet​(ObjectInputStream in, MutableAttributeSet a)
    Reads a set of attributes from the given object input stream that have been previously written out with writeAttributeSet.
    protected void AbstractWriter.text​(Element elem)
    Writes out text.
    protected abstract void AbstractWriter.write()
    This abstract method needs to be implemented by subclasses.
    protected void AbstractWriter.write​(char ch)
    Writes out a character.
    protected void AbstractWriter.write​(char[] chars, int startIndex, int length)
    All write methods call into this one.
    protected void AbstractWriter.write​(String content)
    Writes out a string.
    void DefaultEditorKit.write​(OutputStream out, Document doc, int pos, int len)
    Writes content from a document to the given stream in a format appropriate for this kind of content handler.
    void DefaultEditorKit.write​(Writer out, Document doc, int pos, int len)
    Writes content from a document to the given stream as plain text.
    abstract void EditorKit.write​(OutputStream out, Document doc, int pos, int len)
    Writes content from a document to the given stream in a format appropriate for this kind of content handler.
    abstract void EditorKit.write​(Writer out, Document doc, int pos, int len)
    Writes content from a document to the given stream in a format appropriate for this kind of content handler.
    void JTextComponent.write​(Writer out)
    Stores the contents of the model into the given stream.
    protected void AbstractWriter.writeAttributes​(AttributeSet attr)
    Writes out the set of attributes as " <name>=<value>" pairs.
    void StyleContext.writeAttributes​(ObjectOutputStream out, AttributeSet a)
    Context-specific handling of writing out attributes
    static void StyleContext.writeAttributeSet​(ObjectOutputStream out, AttributeSet a)
    Writes a set of attributes to the given object stream for the purpose of serialization.
    protected void AbstractWriter.writeLineSeparator()
    Writes the line separator.
  • Uses of IOException in javax.swing.text.html

    Methods in javax.swing.text.html that throw IOException 
    Modifier and Type Method Description
    protected void HTMLWriter.closeOutUnwantedEmbeddedTags​(AttributeSet attr)
    Searches the attribute set and for each tag that is stored in the tag vector.
    protected void HTMLWriter.comment​(Element elem)
    Writes out comments.
    protected void HTMLWriter.emptyTag​(Element elem)
    Writes out all empty elements (all tags that have no corresponding end tag).
    protected void MinimalHTMLWriter.endFontTag()
    This is no longer used, instead <span> will be written out.
    protected void HTMLWriter.endTag​(Element elem)
    Writes out an end tag for the element.
    void HTMLDocument.insertAfterEnd​(Element elem, String htmlText)
    Inserts the HTML specified as a string after the end of the given element.
    void HTMLDocument.insertAfterStart​(Element elem, String htmlText)
    Inserts the HTML specified as a string at the start of the element.
    void HTMLDocument.insertBeforeEnd​(Element elem, String htmlText)
    Inserts the HTML specified as a string at the end of the element.
    void HTMLDocument.insertBeforeStart​(Element elem, String htmlText)
    Inserts the HTML specified as a string before the start of the given element.
    void HTMLEditorKit.insertHTML​(HTMLDocument doc, int offset, String html, int popDepth, int pushDepth, HTML.Tag insertTag)
    Inserts HTML into an existing document.
    void StyleSheet.loadRules​(Reader in, URL ref)
    Loads a set of rules that have been specified in terms of CSS1 grammar.
    protected void HTMLWriter.output​(char[] chars, int start, int length)
    This method is overriden to map any character entities, such as < to &lt;.
    abstract void HTMLEditorKit.Parser.parse​(Reader r, HTMLEditorKit.ParserCallback cb, boolean ignoreCharSet)
    Parse the given stream and drive the given callback with the results of the parse.
    void HTMLEditorKit.read​(Reader in, Document doc, int pos)
    Inserts content from the given stream.
    protected void HTMLWriter.selectContent​(AttributeSet attr)
    Writes out the content of the SELECT form element.
    void HTMLDocument.setInnerHTML​(Element elem, String htmlText)
    Replaces the children of the given element with the contents specified as an HTML string.
    void HTMLDocument.setOuterHTML​(Element elem, String htmlText)
    Replaces the given element in the parent with the contents specified as an HTML string.
    protected void MinimalHTMLWriter.startFontTag​(String style)
    This is no longer used, instead <span> will be written out.
    protected void HTMLWriter.startTag​(Element elem)
    Writes out a start tag for the element.
    protected void HTMLWriter.text​(Element elem)
    Writes out text.
    protected void MinimalHTMLWriter.text​(Element elem)
    Writes out text.
    protected void HTMLWriter.textAreaContent​(AttributeSet attr)
    Writes out text that is contained in a TEXTAREA form element.
    void HTMLEditorKit.write​(Writer out, Document doc, int pos, int len)
    Write content from a document to the given stream in a format appropriate for this kind of content handler.
    void HTMLWriter.write()
    Iterates over the Element tree and controls the writing out of all the tags and its attributes.
    void MinimalHTMLWriter.write()
    Generates HTML output from a StyledDocument.
    protected void HTMLWriter.writeAttributes​(AttributeSet attr)
    Writes out the attribute set.
    protected void MinimalHTMLWriter.writeAttributes​(AttributeSet attr)
    Writes out all the attributes for the following types: StyleConstants.ParagraphConstants, StyleConstants.CharacterConstants, StyleConstants.FontConstants, StyleConstants.ColorConstants.
    protected void MinimalHTMLWriter.writeBody()
    Iterates over the elements in the document and processes elements based on whether they are branch elements or leaf elements.
    protected void MinimalHTMLWriter.writeComponent​(Element elem)
    Responsible for handling Component Elements; deliberately unimplemented.
    protected void MinimalHTMLWriter.writeContent​(Element elem, boolean needsIndenting)
    Writes out the attribute set in an HTML-compliant manner.
    protected void HTMLWriter.writeEmbeddedTags​(AttributeSet attr)
    Searches for embedded tags in the AttributeSet and writes them out.
    protected void MinimalHTMLWriter.writeEndParagraph()
    Emits an end tag for a <p> tag.
    protected void MinimalHTMLWriter.writeEndTag​(String endTag)
    Writes out an end tag appropriately indented.
    protected void MinimalHTMLWriter.writeHeader()
    Writes out the <head> and <style> tags, and then invokes writeStyles() to write out all the named styles as the content of the <style> tag.
    protected void MinimalHTMLWriter.writeHTMLTags​(AttributeSet attr)
    Generates bold <b>, italic <i>, and <u> tags for the text based on its attribute settings.
    protected void MinimalHTMLWriter.writeImage​(Element elem)
    Responsible for handling Icon Elements; deliberately unimplemented.
    protected void MinimalHTMLWriter.writeLeaf​(Element elem)
    Responsible for writing out other non-text leaf elements.
    protected void HTMLWriter.writeLineSeparator()
    Writes the line separator.
    protected void MinimalHTMLWriter.writeNonHTMLAttributes​(AttributeSet attr)
    Writes out the remaining character-level attributes (attributes other than bold, italic, and underline) in an HTML-compliant way.
    protected void HTMLWriter.writeOption​(Option option)
    Writes out the content of the Option form element.
    protected void MinimalHTMLWriter.writeStartParagraph​(Element elem)
    Emits the start tag for a paragraph.
    protected void MinimalHTMLWriter.writeStartTag​(String tag)
    Writes out a start tag appropriately indented.
    protected void MinimalHTMLWriter.writeStyles()
    Writes out all the named styles as the content of the <style> tag.
  • Uses of IOException in javax.swing.text.html.parser

    Methods in javax.swing.text.html.parser that throw IOException 
    Modifier and Type Method Description
    static DTD DTD.getDTD​(String name)
    Returns a DTD with the specified name.
    void DocumentParser.parse​(Reader in, HTMLEditorKit.ParserCallback callback, boolean ignoreCharSet)
    Parse an HTML stream, given a DTD.
    void Parser.parse​(Reader in)
    Parse an HTML stream, given a DTD.
    String Parser.parseDTDMarkup()
    Parses the Document Type Declaration markup declaration.
    protected boolean Parser.parseMarkupDeclarations​(StringBuffer strBuff)
    Parse markup declarations.
    void DTD.read​(DataInputStream in)
    Recreates a DTD from an archived format.
  • Uses of IOException in javax.swing.text.rtf

    Methods in javax.swing.text.rtf that throw IOException 
    Modifier and Type Method Description
    void RTFEditorKit.read​(InputStream in, Document doc, int pos)
    Insert content from the given stream which is expected to be in a format appropriate for this kind of content handler.
    void RTFEditorKit.read​(Reader in, Document doc, int pos)
    Insert content from the given stream, which will be treated as plain text.
    void RTFEditorKit.write​(OutputStream out, Document doc, int pos, int len)
    Write content from a document to the given stream in a format appropriate for this kind of content handler.
    void RTFEditorKit.write​(Writer out, Document doc, int pos, int len)
    Write content from a document to the given stream as plain text.
  • Uses of IOException in javax.tools

    Methods in javax.tools that throw IOException 
    Modifier and Type Method Description
    void JavaFileManager.close()
    Releases any resources opened by this file manager directly or indirectly.
    boolean ForwardingJavaFileManager.contains​(JavaFileManager.Location location, FileObject fo)  
    default boolean JavaFileManager.contains​(JavaFileManager.Location location, FileObject fo)
    Determines whether or not a given file object is "contained in" a specified location.
    void JavaFileManager.flush()
    Flushes any resources opened for output by this file manager directly or indirectly.
    CharSequence FileObject.getCharContent​(boolean ignoreEncodingErrors)
    Returns the character content of this file object, if available.
    CharSequence ForwardingFileObject.getCharContent​(boolean ignoreEncodingErrors)  
    CharSequence SimpleJavaFileObject.getCharContent​(boolean ignoreEncodingErrors)
    This implementation always throws UnsupportedOperationException.
    FileObject ForwardingJavaFileManager.getFileForInput​(JavaFileManager.Location location, String packageName, String relativeName)  
    FileObject JavaFileManager.getFileForInput​(JavaFileManager.Location location, String packageName, String relativeName)
    Returns a file object for input representing the specified relative name in the specified package in the given package-oriented location.
    FileObject ForwardingJavaFileManager.getFileForOutput​(JavaFileManager.Location location, String packageName, String relativeName, FileObject sibling)  
    FileObject JavaFileManager.getFileForOutput​(JavaFileManager.Location location, String packageName, String relativeName, FileObject sibling)
    Returns a file object for output representing the specified relative name in the specified package in the given location.
    JavaFileObject ForwardingJavaFileManager.getJavaFileForInput​(JavaFileManager.Location location, String className, JavaFileObject.Kind kind)  
    JavaFileObject JavaFileManager.getJavaFileForInput​(JavaFileManager.Location location, String className, JavaFileObject.Kind kind)
    Returns a file object for input representing the specified class of the specified kind in the given package-oriented location.
    JavaFileObject ForwardingJavaFileManager.getJavaFileForOutput​(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject sibling)  
    JavaFileObject JavaFileManager.getJavaFileForOutput​(JavaFileManager.Location location, String className, JavaFileObject.Kind kind, FileObject sibling)
    Returns a file object for output representing the specified class of the specified kind in the given package-oriented location.
    JavaFileManager.Location ForwardingJavaFileManager.getLocationForModule​(JavaFileManager.Location location, String moduleName)  
    JavaFileManager.Location ForwardingJavaFileManager.getLocationForModule​(JavaFileManager.Location location, JavaFileObject fo)  
    default JavaFileManager.Location JavaFileManager.getLocationForModule​(JavaFileManager.Location location, String moduleName)
    Gets a location for a named module within a location, which may be either a module-oriented location or an output location.
    default JavaFileManager.Location JavaFileManager.getLocationForModule​(JavaFileManager.Location location, JavaFileObject fo)
    Gets a location for the module containing a specific file to be found within a location, which may be either a module-oriented location or an output location.
    <S> ServiceLoader<S> ForwardingJavaFileManager.getServiceLoader​(JavaFileManager.Location location, Class<S> service)  
    default <S> ServiceLoader<S> JavaFileManager.getServiceLoader​(JavaFileManager.Location location, Class<S> service)
    Get a service loader for a specific service class from a given location.
    String ForwardingJavaFileManager.inferModuleName​(JavaFileManager.Location location)  
    default String JavaFileManager.inferModuleName​(JavaFileManager.Location location)
    Infer the name of the module from its location, as returned by getLocationForModule or listModuleLocations.
    Iterable<JavaFileObject> ForwardingJavaFileManager.list​(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)  
    Iterable<JavaFileObject> JavaFileManager.list​(JavaFileManager.Location location, String packageName, Set<JavaFileObject.Kind> kinds, boolean recurse)
    Lists all file objects matching the given criteria in the given package-oriented location.
    Iterable<Set<JavaFileManager.Location>> ForwardingJavaFileManager.listLocationsForModules​(JavaFileManager.Location location)  
    default Iterable<Set<JavaFileManager.Location>> JavaFileManager.listLocationsForModules​(JavaFileManager.Location location)
    Lists the locations for all the modules in a module-oriented location or an output location.
    InputStream FileObject.openInputStream()
    Returns an InputStream for this file object.
    InputStream ForwardingFileObject.openInputStream()  
    InputStream SimpleJavaFileObject.openInputStream()
    This implementation always throws UnsupportedOperationException.
    OutputStream FileObject.openOutputStream()
    Returns an OutputStream for this file object.
    OutputStream ForwardingFileObject.openOutputStream()  
    OutputStream SimpleJavaFileObject.openOutputStream()
    This implementation always throws UnsupportedOperationException.
    Reader FileObject.openReader​(boolean ignoreEncodingErrors)
    Returns a reader for this object.
    Reader ForwardingFileObject.openReader​(boolean ignoreEncodingErrors)  
    Reader SimpleJavaFileObject.openReader​(boolean ignoreEncodingErrors)
    Wraps the result of SimpleJavaFileObject.getCharContent(boolean) in a Reader.
    Writer FileObject.openWriter()
    Returns a Writer for this file object.
    Writer ForwardingFileObject.openWriter()  
    Writer SimpleJavaFileObject.openWriter()
    Wraps the result of openOutputStream in a Writer.
    void StandardJavaFileManager.setLocation​(JavaFileManager.Location location, Iterable<? extends File> files)
    Associates the given search path with the given location.
    default void StandardJavaFileManager.setLocationForModule​(JavaFileManager.Location location, String moduleName, Collection<? extends Path> paths)
    Associates the given search path with the given module and location, which must be a module-oriented or output location.
    default void StandardJavaFileManager.setLocationFromPaths​(JavaFileManager.Location location, Collection<? extends Path> paths)
    Associates the given search path with the given location.
  • Uses of IOException in javax.xml.parsers

    Methods in javax.xml.parsers that throw IOException 
    Modifier and Type Method Description
    Document DocumentBuilder.parse​(File f)
    Parse the content of the given file as an XML document and return a new DOM Document object.
    Document DocumentBuilder.parse​(InputStream is)
    Parse the content of the given InputStream as an XML document and return a new DOM Document object.
    Document DocumentBuilder.parse​(InputStream is, String systemId)
    Parse the content of the given InputStream as an XML document and return a new DOM Document object.
    Document DocumentBuilder.parse​(String uri)
    Parse the content of the given URI as an XML document and return a new DOM Document object.
    abstract Document DocumentBuilder.parse​(InputSource is)
    Parse the content of the given input source as an XML document and return a new DOM Document object.
    void SAXParser.parse​(File f, HandlerBase hb)
    Parse the content of the file specified as XML using the specified HandlerBase.
    void SAXParser.parse​(File f, DefaultHandler dh)
    Parse the content of the file specified as XML using the specified DefaultHandler.
    void SAXParser.parse​(InputStream is, HandlerBase hb)
    Parse the content of the given InputStream instance as XML using the specified HandlerBase.
    void SAXParser.parse​(InputStream is, HandlerBase hb, String systemId)
    Parse the content of the given InputStream instance as XML using the specified HandlerBase.
    void SAXParser.parse​(InputStream is, DefaultHandler dh)
    Parse the content of the given InputStream instance as XML using the specified DefaultHandler.
    void SAXParser.parse​(InputStream is, DefaultHandler dh, String systemId)
    Parse the content of the given InputStream instance as XML using the specified DefaultHandler.
    void SAXParser.parse​(String uri, HandlerBase hb)
    Parse the content described by the giving Uniform Resource Identifier (URI) as XML using the specified HandlerBase.
    void SAXParser.parse​(String uri, DefaultHandler dh)
    Parse the content described by the giving Uniform Resource Identifier (URI) as XML using the specified DefaultHandler.
    void SAXParser.parse​(InputSource is, HandlerBase hb)
    Parse the content given InputSource as XML using the specified HandlerBase.
    void SAXParser.parse​(InputSource is, DefaultHandler dh)
    Parse the content given InputSource as XML using the specified DefaultHandler.
  • Uses of IOException in javax.xml.validation

    Methods in javax.xml.validation that throw IOException 
    Modifier and Type Method Description
    void Validator.validate​(Source source)
    Validates the specified input.
    abstract void Validator.validate​(Source source, Result result)
    Validates the specified input and send the augmented validation result to the specified output.
  • Uses of IOException in org.xml.sax

    Methods in org.xml.sax that throw IOException 
    Modifier and Type Method Description
    void Parser.parse​(String systemId)
    Deprecated.
    Parse an XML document from a system identifier (URI).
    void Parser.parse​(InputSource source)
    Deprecated.
    Parse an XML document.
    void XMLReader.parse​(String systemId)
    Parse an XML document from a system identifier (URI).
    void XMLReader.parse​(InputSource input)
    Parse an XML document.
    InputSource EntityResolver.resolveEntity​(String publicId, String systemId)
    Allow the application to resolve external entities.
  • Uses of IOException in org.xml.sax.ext

    Methods in org.xml.sax.ext that throw IOException 
    Modifier and Type Method Description
    InputSource DefaultHandler2.getExternalSubset​(String name, String baseURI)
    Tells the parser that if no external subset has been declared in the document text, none should be used.
    InputSource EntityResolver2.getExternalSubset​(String name, String baseURI)
    Allows applications to provide an external subset for documents that don't explicitly define one.
    InputSource DefaultHandler2.resolveEntity​(String publicId, String systemId)
    Invokes EntityResolver2.resolveEntity() with null entity name and base URI.
    InputSource DefaultHandler2.resolveEntity​(String name, String publicId, String baseURI, String systemId)
    Tells the parser to resolve the systemId against the baseURI and read the entity text from that resulting absolute URI.
    InputSource EntityResolver2.resolveEntity​(String name, String publicId, String baseURI, String systemId)
    Allows applications to map references to external entities into input sources, or tell the parser it should use conventional URI resolution.
  • Uses of IOException in org.xml.sax.helpers

    Methods in org.xml.sax.helpers that throw IOException 
    Modifier and Type Method Description
    void ParserAdapter.parse​(String systemId)
    Parse an XML document.
    void ParserAdapter.parse​(InputSource input)
    Parse an XML document.
    void XMLFilterImpl.parse​(String systemId)
    Parse a document.
    void XMLFilterImpl.parse​(InputSource input)
    Parse a document.
    void XMLReaderAdapter.parse​(String systemId)
    Parse the document.
    void XMLReaderAdapter.parse​(InputSource input)
    Parse the document.
    InputSource DefaultHandler.resolveEntity​(String publicId, String systemId)
    Resolve an external entity.
    InputSource XMLFilterImpl.resolveEntity​(String publicId, String systemId)
    Filter an external entity resolution.