rtm/org.eclipse.statet.rtm.ftable.core/src/org/eclipse/statet/rtm/ftable/provider/FTableItemProviderAdapterFactory.java

/*=============================================================================#
 # Copyright (c) 2012, 2019 Stephan Wahlbrink and others.
 # 
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Public License 2.0 which is available at
 # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
 # which is available at https://www.apache.org/licenses/LICENSE-2.0.
 # 
 # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
 # 
 # Contributors:
 #     Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
 #=============================================================================*/

package org.eclipse.statet.rtm.ftable.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.statet.rtm.ftable.util.FTableAdapterFactory;


/**
 * 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 FTableItemProviderAdapterFactory extends FTableAdapterFactory 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<>();

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

	/**
	 * This keeps track of the one adapter used for all {@link org.eclipse.statet.rtm.ftable.FTable} instances.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	protected FTableItemProvider fTableItemProvider;

	/**
	 * This creates an adapter for a {@link org.eclipse.statet.rtm.ftable.FTable}.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Adapter createFTableAdapter() {
		if (this.fTableItemProvider == null) {
			this.fTableItemProvider= new FTableItemProvider(this);
		}

		return this.fTableItemProvider;
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isFactoryForType(final Object type) {
		return this.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(final Notifier notifier, final Object type) {
		return super.adapt(notifier, this);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object adapt(final Object object, final Object type) {
		if (isFactoryForType(type)) {
			final 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
	 */
	@Override
	public void addListener(final INotifyChangedListener notifyChangedListener) {
		this.changeNotifier.addListener(notifyChangedListener);
	}

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

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

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

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

}