org.springframework.rules.closure.support
Class IfBlock

Show UML class diagram

java.lang.Object
  org.springframework.rules.closure.support.AlgorithmsAccessor
      org.springframework.rules.closure.support.AbstractClosure
          org.springframework.rules.closure.support.Block
              org.springframework.rules.closure.support.IfBlock

All Implemented Interfaces:

Serializable, Closure

public class IfBlock
extends Block

Only execute the specified closure if a provided constraint is also true.

Author:

Keith Donald

See Also:

Serialized Form

Constructor Summary

IfBlock(Constraint constraint, Closure closure)
Constructor.

Method Summary

protected void

handle(Object argument) Only invoke the wrapped closure against the provided argument if the constraint permits, else take no action.

Methods inherited from class org.springframework.rules.closure.support.Block

call

Methods inherited from class org.springframework.rules.closure.support.AbstractClosure

forEach, forEach

Methods inherited from class org.springframework.rules.closure.support.AlgorithmsAccessor

allTrue, allTrue, anyTrue, anyTrue, findAll, findAll, findFirst, findFirst, forEach, forEach, getAlgorithms

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

IfBlock

public IfBlock(Constraint constraint,
               Closure closure)

Constructor.

Parameters:

constraint - Constraint to test against.

closure - closure to be executed if object passes the test.

Method Detail

handle

protected void handle(Object argument)

Only invoke the wrapped closure against the provided argument if the constraint permits, else take no action.

Specified by:

handle in class Block

Parameters:

argument - the argument to process