/*******************************************************************************
* Copyright (c) 2003, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
/*
* Created on Aug 11, 2004
*/
package org.eclipse.jst.j2ee.internal.war.ui.util;
import java.lang.ref.WeakReference;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import org.eclipse.core.resources.IFile;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.jem.util.emf.workbench.WorkbenchResourceHelperBase;
import org.eclipse.jst.j2ee.common.Listener;
import org.eclipse.jst.j2ee.internal.provider.J2EEItemProvider;
import org.eclipse.jst.j2ee.webapplication.Filter;
import org.eclipse.jst.j2ee.webapplication.Servlet;
import org.eclipse.jst.j2ee.webapplication.WebApp;
/**
* @author jlanuti
*/
public abstract class WebGroupItemProvider extends J2EEItemProvider {
class WebGroupComparator implements Comparator {
public int compare(Object o1, Object o2) {
if (o1 instanceof Servlet) {
Servlet s1 = (Servlet)o1;
Servlet s2 = (Servlet)o2;
if (s1.getServletName() != null && s2.getServletName() != null)
return s1.getServletName().compareTo(s2.getServletName());
return -1;
}
else if (o1 instanceof Filter) {
Filter f1 = (Filter) o1;
Filter f2 = (Filter) o2;
if (f1.getName() != null && f2.getName() != null)
return f1.getName().compareTo(f2.getName());
return -1;
}
else if (o1 instanceof Listener) {
Listener l1 = (Listener) o1;
Listener l2 = (Listener) o2;
if (l1.getListenerClassName() != null && l2.getListenerClassName() !=null)
return l1.getListenerClassName().compareTo(l2.getListenerClassName());
return -1;
}
else return -1;
}
}
protected WeakReference weakWebApp;
public WebGroupItemProvider(AdapterFactory adapterFactory, WeakReference weakWebApp) {
super(adapterFactory);
this.weakWebApp = weakWebApp;
}
public Collection getSortedChildren(List theChildren) {
Collections.sort(theChildren, new WebGroupComparator());
return theChildren;
}
@Override
public void dispose() {
super.dispose();
weakWebApp = null;
}
@Override
public IFile getAssociatedFile() {
try {
WebApp webapp = (WebApp) weakWebApp.get();
if(webapp != null && webapp.eResource() != null) {
return WorkbenchResourceHelperBase.getIFile(webapp.eResource().getURI());
}
} catch (Throwable t) {
}
return null;
}
}