org.apache.tools.ant.taskdefs.condition
Class IsSet

java.lang.Object
  |
  +--org.apache.tools.ant.ProjectComponent
        |
        +--org.apache.tools.ant.taskdefs.condition.IsSet

All Implemented Interfaces:

Condition

public class IsSet

extends ProjectComponent

implements Condition

Condition that tests whether a given property has been set.

Since:

Ant 1.5

Version:

$Revision: 1.7.2.4 $

Field Summary

Fields inherited from class org.apache.tools.ant.ProjectComponent

project

Constructor Summary

IsSet()

Method Summary

boolean	eval() Is this condition true?
void	setProperty(java.lang.String p) Set the property attribute

Methods inherited from class org.apache.tools.ant.ProjectComponent

getProject, log, log, setProject

Methods inherited from class java.lang.Object

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

Constructor Detail

IsSet

public IsSet()

Method Detail

setProperty

public void setProperty(java.lang.String p)

Set the property attribute

Parameters:

p - the property name

eval

public boolean eval()
             throws BuildException

Description copied from interface: Condition

Is this condition true?

Specified by:

eval in interface Condition

Returns:

true if the property exists

Throws:

BuildException - if the property attribute is not set