Module java.base

Package java.util

Class IllegalFormatConversionException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

java.lang.IllegalArgumentException

java.util.IllegalFormatException

java.util.IllegalFormatConversionException

All Implemented Interfaces:

Serializable

public non-sealed class IllegalFormatConversionException
extends IllegalFormatException

Unchecked exception thrown when the argument corresponding to the format specifier is of an incompatible type.

Unless otherwise specified, passing a null argument to any method or constructor in this class will cause a NullPointerException to be thrown.

Since:

1.5

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
IllegalFormatConversionException(char c, Class<?> arg)	Constructs an instance of this class with the mismatched conversion and the corresponding argument class.

Method Summary

Modifier and Type	Method	Description
Class<?>	getArgumentClass()	Returns the class of the mismatched argument.
char	getConversion()	Returns the inapplicable conversion.
String	getMessage()	Returns the detail message string of this throwable.

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

IllegalFormatConversionException

public IllegalFormatConversionException(char c,
 Class<?> arg)

Constructs an instance of this class with the mismatched conversion and the corresponding argument class.

Parameters:

c - Inapplicable conversion

arg - Class of the mismatched argument

Method Details

getConversion

public char getConversion()

Returns the inapplicable conversion.

Returns:

The inapplicable conversion

getArgumentClass

public Class<?> getArgumentClass()

Returns the class of the mismatched argument.

Returns:

The class of the mismatched argument

getMessage

public String getMessage()

Description copied from class: Throwable

Returns the detail message string of this throwable.

Overrides:

getMessage in class Throwable

Returns:

the detail message string of this Throwable instance (which may be null).