|
What this is
This file is included in the DevDaily.com
"Java Source Code
Warehouse" project. The intent of this project is to help you "Learn
Java by Example" TM.
Other links
The source code
/*
* Sun Public License Notice
*
* The contents of this file are subject to the Sun Public License
* Version 1.0 (the "License"). You may not use this file except in
* compliance with the License. A copy of the License is available at
* http://www.sun.com/
*
* The Original Code is NetBeans. The Initial Developer of the Original
* Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun
* Microsystems, Inc. All Rights Reserved.
*/
package org.apache.tools.ant.module.nodes;
import java.io.IOException;
import java.text.Collator;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
import javax.swing.event.*;
import org.openide.nodes.*;
import org.openide.util.NbBundle;
import org.apache.tools.ant.module.AntModule;
import org.apache.tools.ant.module.api.AntProjectCookie;
import org.apache.tools.ant.module.api.support.TargetLister;
import org.openide.ErrorManager;
final class AntProjectChildren extends Children.Keys/**/ implements ChangeListener, Comparator/**/ {
private static Collator SORTER = Collator.getInstance();
private final AntProjectCookie cookie;
private SortedSet/**/ allTargets;
public AntProjectChildren (AntProjectCookie cookie) {
super ();
this.cookie = cookie;
}
protected void addNotify () {
super.addNotify ();
refreshKeys(true);
cookie.addChangeListener (this);
}
protected void removeNotify () {
super.removeNotify ();
setKeys(Collections.EMPTY_SET);
synchronized (this) {
allTargets = null;
}
cookie.removeChangeListener (this);
}
private void refreshKeys(boolean createKeys) {
try {
Set/**/ _allTargets = TargetLister.getTargets(cookie);
synchronized (this) {
if (allTargets == null && !createKeys) {
// Aynch refresh after removeNotify; ignore. (#44428)
return;
}
allTargets = new TreeSet(this);
allTargets.addAll(_allTargets);
Iterator it = allTargets.iterator();
while (it.hasNext()) {
TargetLister.Target t = (TargetLister.Target) it.next();
if (t.isOverridden()) {
// Don't include these.
it.remove();
}
}
}
setKeys(allTargets);
} catch (IOException e) {
// XXX should mark the project node as being somehow in error
AntModule.err.notify(ErrorManager.INFORMATIONAL, e);
setKeys(Collections.EMPTY_SET);
}
}
protected Node[] createNodes (Object key) {
TargetLister.Target t = (TargetLister.Target) key;
return new Node[] {new AntTargetNode(cookie, t, allTargets)};
}
public void stateChanged (ChangeEvent ev) {
refreshKeys(false);
}
public int compare(Object o1, Object o2) {
TargetLister.Target t1 = (TargetLister.Target) o1;
TargetLister.Target t2 = (TargetLister.Target) o2;
int x = SORTER.compare(t1.getName(), t2.getName());
if (x != 0 || t1 == t2) {
return x;
} else {
// #44491: was not displaying overridden targets.
return System.identityHashCode(t1) - System.identityHashCode(t2);
}
}
}
|