NOPTransformer (Apache Commons Collections 3.2.2 API)

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Method

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java.lang.Object
- org.apache.commons.collections.functors.NOPTransformer

All Implemented Interfaces:

Serializable, Transformer
```
public class NOPTransformer
extends Object
implements Transformer, Serializable
```
Transformer implementation that does nothing.

Since:

Commons Collections 3.0

Version:

$Revision: 972404 $ $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 and Description

static Transformer INSTANCE
Singleton predicate instance

Method Summary

Methods
Modifier and Type	Method and Description
`static Transformer`	`getInstance()` Factory returning the singleton instance.
`Object`	`transform(Object input)` Transforms the input to result by doing nothing.

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 Object transform(Object input)
```
    Transforms the input to result by doing nothing.
    
    Specified by:
    
    transform in interface Transformer
    
    Parameters:
    input - the input object to transform
    
    Returns:
    the transformed result which is the input

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