Package org.apache.commons.collections.functors

Class ExceptionClosure

java.lang.Object

org.apache.commons.collections.functors.ExceptionClosure

All Implemented Interfaces:

java.io.Serializable, Closure

public final class ExceptionClosure
extends java.lang.Object
implements Closure, java.io.Serializable

Closure implementation that always throws an exception.

Since:

Commons Collections 3.0

Version:

$Revision: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static Closure	INSTANCE	Singleton predicate instance

Method Summary

Modifier and Type	Method	Description
void	execute(java.lang.Object input)	Always throw an exception.
static Closure	getInstance()	Factory returning the singleton instance.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final Closure INSTANCE

Singleton predicate instance

Method Detail

getInstance

public static Closure getInstance()

Factory returning the singleton instance.

Returns:

the singleton instance

Since:

Commons Collections 3.1

execute

public void execute(java.lang.Object input)

Always throw an exception.

Specified by:

execute in interface Closure

Parameters:

input - the input object

Throws:

FunctorException - always