org.apache.commons.collections.functors
Class ExceptionClosure<T>

java.lang.Object
  org.apache.commons.collections.functors.ExceptionClosure<T>

All Implemented Interfaces:

Serializable, Closure<T>

public final class ExceptionClosure<T>
extends Object
implements Closure<T>, Serializable

Closure implementation that always throws an exception.

Since:

Commons Collections 3.0

Version:

$Revision: 1.1.1.1 $ $Date: 2005/05/23 04:34:18 $

Author:

Matt Hall, John Watkinson, Stephen Colebourne

See Also:

Serialized Form

Field Summary

static Closure

INSTANCE Singleton predicate instance

Method Summary

void	execute(T 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(T input)

Always throw an exception.

Specified by:

execute in interface Closure<T>

Parameters:

input - the input object

Throws:

FunctorException - always