/*******************************************************************************
* Copyright (c) 2005, 2007 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
*******************************************************************************/
package org.eclipse.jst.jee.model.internal;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IResourceChangeEvent;
import org.eclipse.core.resources.IResourceChangeListener;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.jst.j2ee.model.IModelProvider;
import org.eclipse.jst.j2ee.model.IModelProviderFactory;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
public class EAR5ModelProviderFactory implements IModelProviderFactory {
private static Map<IProject, IModelProvider> providersMap = new HashMap<IProject, IModelProvider>();
private static IResourceChangeListener listener = new IResourceChangeListener() {
public void resourceChanged(IResourceChangeEvent event) {
IResource project = event.getResource();
if (project instanceof IProject) {
providersMap.remove(project);
}
}
};
static {
ResourcesPlugin.getWorkspace().addResourceChangeListener(listener, IResourceChangeEvent.PRE_DELETE | IResourceChangeEvent.PRE_CLOSE);
}
public synchronized IModelProvider create(IProject project) {
IModelProvider provider = providersMap.get(project);
if (provider == null) {
provider = new EAR5ModelProvider(project);
providersMap.put(project, provider);
}
return provider;
}
public IModelProvider create(IVirtualComponent component) {
return create(component.getProject());
}
}