org.springmodules.validation.valang.predicates
Class GenericTestPredicate

java.lang.Object
  org.springmodules.validation.valang.predicates.AbstractPropertyPredicate
      org.springmodules.validation.valang.predicates.GenericTestPredicate

All Implemented Interfaces:

org.apache.commons.collections.Predicate

public class GenericTestPredicate
extends AbstractPropertyPredicate

GenericTestPredicate can test if a property value is null or not null.

Since:

23-04-2005

Author:

Steven Devijver

Constructor Summary

GenericTestPredicate(Function leftFunction, Operator operator, Function rightFunction, int line, int column)
Constructor taking two functions and an operator.

Method Summary

boolean

evaluate(Object target) The evaluate method takes the result of both functions and tests with the operator.

Methods inherited from class org.springmodules.validation.valang.predicates.AbstractPropertyPredicate

getArray, getColumn, getIterator, getLeftFunction, getLine, getOperator, getRightFunction

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericTestPredicate

public GenericTestPredicate(Function leftFunction,
                            Operator operator,
                            Function rightFunction,
                            int line,
                            int column)

Constructor taking two functions and an operator.

Parameters:

leftFunction - the left function

operator - the operator.

Method Detail

evaluate

public boolean evaluate(Object target)

The evaluate method takes the result of both functions and tests with the operator.

Specified by:

evaluate in interface org.apache.commons.collections.Predicate

Specified by:

evaluate in class AbstractPropertyPredicate

Parameters:

target - The target bean.

Returns:

boolean Whether or not the test passed.