Package wt.rule.algorithm

Class IfNullTest

java.lang.Object

wt.rule.algorithm.IfNullTest

All Implemented Interfaces:

RuleAlgorithm

public final class IfNullTest
extends Object
implements RuleAlgorithm

Input Parameter of the algorithm:args array Return value of the algorithm: return true, if the first arg is Null, else, return false

Supported API: true

Method Summary

Modifier and Type	Method	Description
Object	calculate(Object[] args, WTContainerRef container)	Execute the algorithm using the specified arguments.

Methods inherited from class java.lang.Object

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

Method Details

calculate

public Object calculate(Object[] args,
 WTContainerRef container)
                 throws WTException

Execute the algorithm using the specified arguments. Return the result.

Supported API: true

Specified by:

calculate in interface RuleAlgorithm

Parameters:

args - the arguments for the algorithm

container - the container to use for object lookups

Returns:

Object

Throws:

WTException