examples/org.eclipse.gmf.examples.mindmap.lite.edit/src/org/eclipse/gmf/examples/mindmap/provider/MindmapItemProviderAdapterFactory.java

/**
 * Copyright (c) 2006, 2007 Borland Software Corporation.
 *  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:
 *      Richard Gronback (Borland) - initial API and implementation
 *
 * $Id: MindmapItemProviderAdapterFactory.java,v 1.1 2007/10/31 13:50:27 rgronback Exp $
 */
package org.eclipse.gmf.examples.mindmap.provider;

import java.util.ArrayList;
import java.util.Collection;

import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.Notifier;

import org.eclipse.emf.edit.provider.ChangeNotifier;
import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.provider.IChangeNotifier;
import org.eclipse.emf.edit.provider.IDisposable;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemLabelProvider;
import org.eclipse.emf.edit.provider.IItemPropertySource;
import org.eclipse.emf.edit.provider.INotifyChangedListener;
import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;

import org.eclipse.gmf.examples.mindmap.util.MindmapAdapterFactory;

/**
 * This is the factory that is used to provide the interfaces needed to support Viewers.
 * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged fireNotifyChanged}.
 * The adapters also support Eclipse property sheets.
 * Note that most of the adapters are shared among multiple instances.
 * <!-- begin-user-doc -->
 * <!-- end-user-doc -->
 * @generated
 */
public class MindmapItemProviderAdapterFactory extends MindmapAdapterFactory implements ComposeableAdapterFactory, IChangeNotifier, IDisposable {
	/**
	 * This keeps track of the root adapter factory that delegates to this adapter factory.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ComposedAdapterFactory parentAdapterFactory;

	/**
	 * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected IChangeNotifier changeNotifier = new ChangeNotifier();

	/**
	 * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected Collection<Object> supportedTypes = new ArrayList<Object>();

	/**
	 * This constructs an instance.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public MindmapItemProviderAdapterFactory() {
		supportedTypes.add(IEditingDomainItemProvider.class);
		supportedTypes.add(IStructuredItemContentProvider.class);
		supportedTypes.add(ITreeItemContentProvider.class);
		supportedTypes.add(IItemLabelProvider.class);
		supportedTypes.add(IItemPropertySource.class);
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.Topic} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected TopicItemProvider topicItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.Topic}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createTopicAdapter() {
		if (topicItemProvider == null) {
			topicItemProvider = new TopicItemProvider(this);
		}

		return topicItemProvider;
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.Map} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected MapItemProvider mapItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.Map}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createMapAdapter() {
		if (mapItemProvider == null) {
			mapItemProvider = new MapItemProvider(this);
		}

		return mapItemProvider;
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.Resource} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ResourceItemProvider resourceItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.Resource}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createResourceAdapter() {
		if (resourceItemProvider == null) {
			resourceItemProvider = new ResourceItemProvider(this);
		}

		return resourceItemProvider;
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.Relationship} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected RelationshipItemProvider relationshipItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.Relationship}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createRelationshipAdapter() {
		if (relationshipItemProvider == null) {
			relationshipItemProvider = new RelationshipItemProvider(this);
		}

		return relationshipItemProvider;
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.Thread} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ThreadItemProvider threadItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.Thread}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createThreadAdapter() {
		if (threadItemProvider == null) {
			threadItemProvider = new ThreadItemProvider(this);
		}

		return threadItemProvider;
	}

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.gmf.examples.mindmap.ThreadItem} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected ThreadItemItemProvider threadItemItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.gmf.examples.mindmap.ThreadItem}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createThreadItemAdapter() {
		if (threadItemItemProvider == null) {
			threadItemItemProvider = new ThreadItemItemProvider(this);
		}

		return threadItemItemProvider;
	}

	/**
	 * This returns the root adapter factory that contains this factory.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ComposeableAdapterFactory getRootAdapterFactory() {
		return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
	}

	/**
	 * This sets the composed adapter factory that contains this factory.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory) {
		this.parentAdapterFactory = parentAdapterFactory;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isFactoryForType(Object type) {
		return supportedTypes.contains(type) || super.isFactoryForType(type);
	}

	/**
	 * This implementation substitutes the factory itself as the key for the adapter.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter adapt(Notifier notifier, Object type) {
		return super.adapt(notifier, this);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object adapt(Object object, Object type) {
		if (isFactoryForType(type)) {
			Object adapter = super.adapt(object, type);
			if (!(type instanceof Class) || (((Class<?>)type).isInstance(adapter))) {
				return adapter;
			}
		}

		return null;
	}

	/**
	 * This adds a listener.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void addListener(INotifyChangedListener notifyChangedListener) {
		changeNotifier.addListener(notifyChangedListener);
	}

	/**
	 * This removes a listener.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void removeListener(INotifyChangedListener notifyChangedListener) {
		changeNotifier.removeListener(notifyChangedListener);
	}

	/**
	 * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void fireNotifyChanged(Notification notification) {
		changeNotifier.fireNotifyChanged(notification);

		if (parentAdapterFactory != null) {
			parentAdapterFactory.fireNotifyChanged(notification);
		}
	}

	/**
	 * This disposes all of the item providers created by this factory. 
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void dispose() {
		if (topicItemProvider != null) topicItemProvider.dispose();
		if (mapItemProvider != null) mapItemProvider.dispose();
		if (resourceItemProvider != null) resourceItemProvider.dispose();
		if (relationshipItemProvider != null) relationshipItemProvider.dispose();
		if (threadItemProvider != null) threadItemProvider.dispose();
		if (threadItemItemProvider != null) threadItemItemProvider.dispose();
	}

}