Package org.apache.commons.collections.functors

Class TransformerClosure

java.lang.Object
org.apache.commons.collections.functors.TransformerClosure
All Implemented Interfaces:
Serializable, Closure
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: 646777 $ $Date: 2008-04-10 14:33:15 +0200 (Thu, 10 Apr 2008) $
Author:
Stephen Colebourne
See Also:

  • Constructor Details

    • TransformerClosure

      public TransformerClosure(Transformer transformer)
      Constructor that performs no validation. Use getInstance if you want that.
      Parameters:
      transformer - the transformer to call, not null

  • Method Details

    • 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)
      Executes the closure by calling the decorated transformer.
      Specified by:
      execute in interface Closure
      Parameters:
      input - the input object

    • getTransformer

      public Transformer getTransformer()
      Gets the transformer.
      Returns:
      the transformer
      Since:
      Commons Collections 3.1