NOPTransformer (Apache Commons Collections 4.0 API)

All Classes

Summary:
Nested |
Field |
Constr |
Method

Detail:
Field |
Constr |
Method

java.lang.Object
- org.apache.commons.collections4.functors.NOPTransformer<T>

All Implemented Interfaces:

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

Since:

3.0

Version:

$Id: NOPTransformer.html 972421 2015-11-14 20:00:04Z tn $

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 <T> Transformer<T,T>`	`nopTransformer()` Factory returning the singleton instance.
`T`	`transform(T 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
  - nopTransformer
```
public static <T> Transformer<T,T> nopTransformer()
```
    Factory returning the singleton instance.
    
    Type Parameters:
    T - the input/output type
    
    Returns:
    the singleton instance
    Since:
    
    3.1
  - transform
```
public T transform(T input)
```
    Transforms the input to result by doing nothing.
    
    Specified by:
    
    transform in interface Transformer<T,T>
    
    Parameters:
    input - the input object to transform
    
    Returns:
    the transformed result which is the input

All Classes

Summary:
Nested |
Field |
Constr |
Method

Detail:
Field |
Constr |
Method

Copyright © 2001–2013 The Apache Software Foundation. All rights reserved.