org.apache.commons.collections4.functors
Class ForClosure<E>

java.lang.Object
  extended by org.apache.commons.collections4.functors.ForClosure<E>
All Implemented Interfaces:
Serializable, Closure<E>

public class ForClosure<E>
extends Object
implements Closure<E>, Serializable

Closure implementation that calls another closure n times, like a for loop.

Since:
3.0
Version:
$Id: ForClosure.java 1477798 2013-04-30 19:49:02Z tn $
See Also:
Serialized Form

Constructor Summary
ForClosure(int count, Closure<? super E> closure)
          Constructor that performs no validation.
 
Method Summary
 void execute(E input)
          Executes the closure count times.
static
<E> Closure<E>
forClosure(int count, Closure<? super E> closure)
          Factory method that performs validation.
 Closure<? super E> getClosure()
          Gets the closure.
 int getCount()
          Gets the count.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ForClosure

public ForClosure(int count,
                  Closure<? super E> closure)
Constructor that performs no validation. Use forClosure if you want that.

Parameters:
count - the number of times to execute the closure
closure - the closure to execute, not null
Method Detail

forClosure

public static <E> Closure<E> forClosure(int count,
                                        Closure<? super E> closure)
Factory method that performs validation.

A null closure or zero count returns the NOPClosure. A count of one returns the specified closure.

Type Parameters:
E - the type that the closure acts on
Parameters:
count - the number of times to execute the closure
closure - the closure to execute, not null
Returns:
the for closure

execute

public void execute(E input)
Executes the closure count times.

Specified by:
execute in interface Closure<E>
Parameters:
input - the input object

getClosure

public Closure<? super E> getClosure()
Gets the closure.

Returns:
the closure
Since:
3.1

getCount

public int getCount()
Gets the count.

Returns:
the count
Since:
3.1


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