org.apache.tools.ant.taskdefs.condition

Class IsReference

Implemented Interfaces:
Cloneable, Condition

public class IsReference
extends ProjectComponent
implements Condition

Condition that tests whether a given reference has been defined.

Optionally tests whether it is of a given type/class.

Since:
Ant 1.6

Field Summary

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

description, location, project

Method Summary

boolean
eval()
void
setRefid(Reference r)
Set the refid attribute.
void
setType(String type)
Set the type attribute.

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

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

Method Details

eval

public boolean eval()
            throws BuildException
Specified by:
eval in interface Condition
Returns:
true if the reference exists and if type is set, if the reference is the same type
Throws:
BuildException - if an error occurs

setRefid

public void setRefid(Reference r)
Set the refid attribute.
Parameters:
r - a Reference value

setType

public void setType(String type)
Set the type attribute. This is optional attribute.
Parameters:
type - an ant component type name