EtypesItemProviderAdapterFactory.java

/*
 * Copyright (c) 2011, 2012, 2014-2016 Eike Stepper (Berlin, Germany) 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:
 *    Eike Stepper - initial API and implementation
 */
package org.eclipse.emf.cdo.etypes.provider;

import org.eclipse.emf.cdo.edit.CDOEditPlugin;
import org.eclipse.emf.cdo.etypes.EtypesPackage;
import org.eclipse.emf.cdo.etypes.util.EtypesAdapterFactory;

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.common.util.ResourceLocator;
import org.eclipse.emf.edit.domain.EditingDomain;
import org.eclipse.emf.edit.provider.ChangeNotifier;
import org.eclipse.emf.edit.provider.ChildCreationExtenderManager;
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.IChildCreationExtender;
import org.eclipse.emf.edit.provider.IDisposable;
import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
import org.eclipse.emf.edit.provider.IItemColorProvider;
import org.eclipse.emf.edit.provider.IItemFontProvider;
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.ITableItemColorProvider;
import org.eclipse.emf.edit.provider.ITableItemFontProvider;
import org.eclipse.emf.edit.provider.ITableItemLabelProvider;
import org.eclipse.emf.edit.provider.ITreeItemContentProvider;

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

/**
 * 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 -->
 *
 * @since 4.0 <!-- end-user-doc -->
 * @generated
 */
public class EtypesItemProviderAdapterFactory extends EtypesAdapterFactory
    implements ComposeableAdapterFactory, IChangeNotifier, IDisposable, IChildCreationExtender
{
  /**
   * 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 helps manage the child creation extenders.
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  protected ChildCreationExtenderManager childCreationExtenderManager = new ChildCreationExtenderManager(CDOEditPlugin.INSTANCE, EtypesPackage.eNS_URI);

  /**
   * 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 EtypesItemProviderAdapterFactory()
  {
    supportedTypes.add(IEditingDomainItemProvider.class);
    supportedTypes.add(IStructuredItemContentProvider.class);
    supportedTypes.add(ITreeItemContentProvider.class);
    supportedTypes.add(IItemLabelProvider.class);
    supportedTypes.add(IItemPropertySource.class);
    supportedTypes.add(ITableItemLabelProvider.class);
    supportedTypes.add(ITableItemColorProvider.class);
    supportedTypes.add(ITableItemFontProvider.class);
    supportedTypes.add(IItemColorProvider.class);
    supportedTypes.add(IItemFontProvider.class);
  }

  /**
   * This keeps track of the one adapter used for all {@link org.eclipse.emf.cdo.etypes.Annotation} instances. <!--
   * begin-user-doc --> <!-- end-user-doc -->
   *
   * @generated
   */
  protected AnnotationItemProvider annotationItemProvider;

  /**
   * This creates an adapter for a {@link org.eclipse.emf.cdo.etypes.Annotation}.
   * <!-- begin-user-doc --> <!--
   * end-user-doc -->
   * @generated
   */
  @Override
  public Adapter createAnnotationAdapter()
  {
    if (annotationItemProvider == null)
    {
      annotationItemProvider = new AnnotationItemProvider(this);
    }

    return annotationItemProvider;
  }

  /**
   * 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;
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  public List<IChildCreationExtender> getChildCreationExtenders()
  {
    return childCreationExtenderManager.getChildCreationExtenders();
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  public Collection<?> getNewChildDescriptors(Object object, EditingDomain editingDomain)
  {
    return childCreationExtenderManager.getNewChildDescriptors(object, editingDomain);
  }

  /**
   * <!-- begin-user-doc --> <!-- end-user-doc -->
   * @generated
   */
  public ResourceLocator getResourceLocator()
  {
    return childCreationExtenderManager;
  }

  /**
   * 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 (annotationItemProvider != null)
    {
      annotationItemProvider.dispose();
    }
  }

}