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/*******************************************************************************
 * Copyright (c) 2000, 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.team.internal.ui;

import org.eclipse.compare.structuremergeviewer.DiffNode;
import org.eclipse.core.resources.mapping.ModelProvider;
import org.eclipse.core.runtime.IAdapterFactory;
import org.eclipse.team.core.RepositoryProviderType;
import org.eclipse.team.core.history.IFileRevision;
import org.eclipse.team.core.mapping.IResourceMappingMerger;
import org.eclipse.team.core.mapping.ISynchronizationScopeParticipantFactory;
import org.eclipse.team.internal.ui.history.FileRevisionEditorInput;
import org.eclipse.team.internal.ui.mapping.*;
import org.eclipse.team.internal.ui.synchronize.DiffNodeWorkbenchAdapter;
import org.eclipse.team.ui.mapping.ISynchronizationCompareAdapter;
import org.eclipse.team.ui.mapping.ITeamStateProvider;
import org.eclipse.ui.model.IWorkbenchAdapter;

public class TeamAdapterFactory implements IAdapterFactory {

	private DiffNodeWorkbenchAdapter diffNodeAdapter = new DiffNodeWorkbenchAdapter();
	
	private static final ISynchronizationCompareAdapter COMPARE_ADAPTER = new ResourceModelPersistenceAdapter();
	
	/* (non-Javadoc)
	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapter(java.lang.Object, java.lang.Class)
	 */
	public Object getAdapter(Object adaptableObject, Class adapterType) {
		if(adaptableObject instanceof DiffNode && adapterType == IWorkbenchAdapter.class) {
			return diffNodeAdapter;
		}
		if (adaptableObject instanceof ModelProvider) {
			ModelProvider provider = (ModelProvider) adaptableObject;
			if (provider.getDescriptor().getId().equals(ModelProvider.RESOURCE_MODEL_PROVIDER_ID)) {
				if (adapterType == IResourceMappingMerger.class) {
					return new DefaultResourceMappingMerger((ModelProvider)adaptableObject);
				}
				if (adapterType == ISynchronizationScopeParticipantFactory.class) {
					return new ResourceModelScopeParticipantFactory((ModelProvider)adaptableObject);
				}
			}
		}
		if (adaptableObject instanceof ModelProvider && adapterType == ISynchronizationCompareAdapter.class) {
			return COMPARE_ADAPTER;
		}
		if (adaptableObject instanceof RepositoryProviderType && adapterType == ITeamStateProvider.class) {
			RepositoryProviderType rpt = (RepositoryProviderType) adaptableObject;
			return TeamUIPlugin.getPlugin().getDecoratedStateProvider(rpt);
		}
		
		if (IFileRevision.class == adapterType && adaptableObject instanceof FileRevisionEditorInput) {
			return ((FileRevisionEditorInput)adaptableObject).getFileRevision();
		}
		return null;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.core.runtime.IAdapterFactory#getAdapterList()
	 */
	public Class[] getAdapterList() {
		return new Class[] { 
				IWorkbenchAdapter.class,
				IResourceMappingMerger.class, 
				ISynchronizationCompareAdapter.class,
				ISynchronizationScopeParticipantFactory.class,
				ITeamStateProvider.class ,
				IFileRevision.class
			};
	}
}

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