Package org.wildfly.security.auth.callback

Class CallbackUtil

java.lang.Object

org.wildfly.security.auth.callback.CallbackUtil

public final class CallbackUtil
extends Object

Helper utility methods for callback handlers.

Author:

David M. Lloyd

Method Summary

Modifier and Type	Method	Description
static boolean	isOptional(Callback callback)	Determine whether a callback is optional.
static void	unsupported(Callback callback)	A utility to handle a callback which is unsupported.

Methods inherited from class java.lang.Object

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

Method Details

isOptional

public static boolean isOptional(Callback callback)

Determine whether a callback is optional.

Parameters:

callback - the callback

Returns:

true if it is optional, false if it is not optional or optionality could not be determined

unsupported

public static void unsupported(Callback callback)
                        throws UnsupportedCallbackException

A utility to handle a callback which is unsupported. Optional callbacks will be ignored, otherwise the exception will be thrown. In the case of optional callbacks, this method will return.

Parameters:

callback - the callback which is not supported

Throws:

UnsupportedCallbackException - if the callback is not optional