Package 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:

Cloneable, Condition

public class IsSet
extends ProjectComponent
implements Condition

Condition that tests whether a given property has been set.

Since:

Ant 1.5

Field Summary

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

description, location, project

Constructor Summary

Constructors

Constructor	Description
IsSet()

Method Summary

Modifier and Type	Method	Description
boolean	eval()	Is this condition true?
void	setProperty(String p)	Set the property attribute

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

clone, getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject

Methods inherited from class java.lang.Object

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

Constructor Details

IsSet

public IsSet()

Method Details

setProperty

public void setProperty(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