org.apache.commons.collections.functors
Class StringValueTransformer

java.lang.Object
  org.apache.commons.collections.functors.StringValueTransformer

All Implemented Interfaces:

java.io.Serializable, Transformer

public final class StringValueTransformer
extends java.lang.Object
implements Transformer, java.io.Serializable

Transformer implementation that returns the result of calling String.valueOf on the input object.

Since:

Commons Collections 3.0

Version:

$Revision: 646777 $ $Date: 2008-04-10 13:33:15 +0100 (Thu, 10 Apr 2008) $

Author:

Stephen Colebourne

See Also:

Serialized Form

Field Summary

static Transformer

INSTANCE Singleton predicate instance

Method Summary

static Transformer	getInstance() Factory returning the singleton instance.
java.lang.Object	transform(java.lang.Object input) Transforms the input to result by calling String.valueOf.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final Transformer INSTANCE

Singleton predicate instance

Method Detail

getInstance

public static Transformer getInstance()

Factory returning the singleton instance.

Returns:

the singleton instance

Since:

Commons Collections 3.1

transform

public java.lang.Object transform(java.lang.Object input)

Transforms the input to result by calling String.valueOf.

Specified by:

transform in interface Transformer

Parameters:

input - the input object to transform

Returns:

the transformed result