- All Known Implementing Classes:
public interface Readable
Readableis a source of characters. Characters from a
Readableare made available to callers of the read method via a
Modifier and Type Method Description
read(CharBuffer cb)Attempts to read characters into the specified character buffer.
readint read(CharBuffer cb) throws IOExceptionAttempts to read characters into the specified character buffer. The buffer is used as a repository of characters as-is: the only changes made are the results of a put operation. No flipping or rewinding of the buffer is performed.
cb- the buffer to read characters into
- The number of
charvalues added to the buffer, or -1 if this source of characters is at its end
IOException- if an I/O error occurs
NullPointerException- if cb is null
ReadOnlyBufferException- if cb is a read only buffer