Package org.apache.tools.ant.taskdefs.condition

Class ResourceExists

java.lang.Object

org.apache.tools.ant.ProjectComponent

org.apache.tools.ant.taskdefs.condition.ResourceExists

All Implemented Interfaces:

java.lang.Cloneable, Condition

public class ResourceExists
extends ProjectComponent
implements Condition

Condition that checks whether a given resource exists.

Since:

Ant 1.8.0

Field Summary

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

description, location, project

Constructor Summary

Constructors

Constructor	Description
ResourceExists()

Method Summary

Modifier and Type	Method	Description
void	add(Resource r)	The resource to test.
boolean	eval()	Is this condition true?
protected void	validate()	Argument validation.

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 Detail

ResourceExists

public ResourceExists()

Method Detail

add

public void add(Resource r)

The resource to test.

Parameters:

r - Resource

validate

protected void validate()
                 throws BuildException

Argument validation.

Throws:

BuildException

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 condition is true

Throws:

BuildException - if an error occurs