org.apache.commons.collections.functors
Class TransformerClosure
java.lang.Object
|
+--org.apache.commons.collections.functors.TransformerClosure
- All Implemented Interfaces:
- Closure, Serializable
- public class TransformerClosure
- extends Object
- implements Closure, Serializable
Closure implementation that calls a Transformer using the input object
and ignore the result.
- Since:
- Commons Collections 3.0
- Version:
- $Revision: 1.2 $ $Date: 2004/01/14 21:43:09 $
- Author:
- Stephen Colebourne
- See Also:
- Serialized Form
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
TransformerClosure
public TransformerClosure(Transformer transformer)
- Constructor that performs no validation.
Use
getInstance
if you want that.
- Parameters:
transformer
- the transformer to call, not null
getInstance
public static Closure getInstance(Transformer transformer)
- Factory method that performs validation.
A null transformer will return the NOPClosure
.
- Parameters:
transformer
- the transformer to call, null means nop- Returns:
- the
transformer
closure
execute
public void execute(Object input)
- Call the transformer.
- Specified by:
execute
in interface Closure
- Following copied from interface:
org.apache.commons.collections.Closure
- Parameters:
input
- the input to execute on- Throws:
ClassCastException
- (runtime) if the input is the wrong classIllegalArgumentException
- (runtime) if the input is invalidFunctorException
- (runtime) if any other error occurs
Copyright © 2001-2004 Apache Software Foundation. All Rights Reserved.