org.apache.commons.collections4.functors
Class StringValueTransformer<T>

java.lang.Object
  extended by org.apache.commons.collections4.functors.StringValueTransformer<T>
All Implemented Interfaces:
Serializable, Transformer<T,String>

public final class StringValueTransformer<T>
extends Object
implements Transformer<T,String>, Serializable

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

Since:
3.0
Version:
$Id: StringValueTransformer.java 1469004 2013-04-17 17:37:03Z tn $
See Also:
Serialized Form

Field Summary
static Transformer<Object,String> INSTANCE
          Singleton predicate instance
 
Method Summary
static
<T> Transformer<T,String>
stringValueTransformer()
          Factory returning the singleton instance.
 String transform(T 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<Object,String> INSTANCE
Singleton predicate instance

Method Detail

stringValueTransformer

public static <T> Transformer<T,String> stringValueTransformer()
Factory returning the singleton instance.

Type Parameters:
T - the input type
Returns:
the singleton instance
Since:
3.1

transform

public String transform(T input)
Transforms the input to result by calling String.valueOf.

Specified by:
transform in interface Transformer<T,String>
Parameters:
input - the input object to transform
Returns:
the transformed result


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