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/*******************************************************************************
* Copyright (c) 2003, 2005 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 Dec 3, 2003
*
* To change the template for this generated file go to
* Window>Preferences>Java>Code Generation>Code and Comments
*/
package org.eclipse.wst.common.internal.emfworkbench.edit;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notifier;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.jem.util.logger.proxy.Logger;
/**
* @author schacher
*
* To change the template for this generated type comment go to
* Window>Preferences>Java>Code Generation>Code and Comments
*/
public class ExtendedComposedAdapterFactory extends ComposedAdapterFactory {
/**
* @param adapterFactory
*/
public ExtendedComposedAdapterFactory(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* @param adapterFactories
*/
public ExtendedComposedAdapterFactory(AdapterFactory[] adapterFactories) {
super(adapterFactories);
}
/**
* @param adapterFactories
*/
public ExtendedComposedAdapterFactory(Collection adapterFactories) {
super(adapterFactories);
}
/*
* overrode from the super class, changed not to check supertypes of the EObject, because that
* will be handled by the DynamicAdapterFactory
*
* @see org.eclipse.emf.common.notify.AdapterFactory#adapt(org.eclipse.emf.common.notify.Notifier,
* java.lang.Object)
*/
public Adapter adapt(Notifier target, Object type) {
Adapter result = null;
if (target instanceof EObject) {
EObject eObject = (EObject) target;
EClass eClass = eObject.eClass();
if (eClass != null) {
EPackage ePackage = eClass.getEPackage();
Collection types = new ArrayList();
types.add(ePackage);
if (type != null) {
types.add(type);
}
/* when an error occurs, remove the delegate and try again */
boolean attemptAdaptAgain = true;
while (result == null && attemptAdaptAgain) {
attemptAdaptAgain = false;
AdapterFactory delegateAdapterFactory = getFactoryForTypes(types);
if (delegateAdapterFactory != null) {
try {
result = delegateAdapterFactory.adapt(target, type);
} catch (RuntimeException re) {
Logger.getLogger().logError(re);
adapterFactories.remove(delegateAdapterFactory);
attemptAdaptAgain = true;
}
}
}
}
} else {
result = adapt(target, type, new HashSet(), target.getClass());
}
return result;
}
}
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