Ecore2XMLItemProviderAdapterFactory


1   /**
2    * <copyright>
3    *
4    * Copyright (c) 2005 IBM Corporation and others.
5    * All rights reserved.   This program and the accompanying materials
6    * are made available under the terms of the Eclipse Public License v1.0
7    * which accompanies this distribution, and is available at
8    * http://www.eclipse.org/legal/epl-v10.html
9    *
10   * Contributors:
11   *   IBM - Initial API and implementation
12   *
13   * </copyright>
14   * 
15   * $Id: Ecore2XMLItemProviderAdapterFactory.java,v 1.2 2005/06/21 16:16:58 khussey Exp $
16   */
17  package org.eclipse.emf.mapping.ecore2xml.provider;
18  
19  import java.util.ArrayList  ;
20  import java.util.Collection  ;
21  
22  import org.eclipse.emf.common.notify.Adapter;
23  import org.eclipse.emf.common.notify.Notification;
24  import org.eclipse.emf.common.notify.Notifier;
25  
26  import org.eclipse.emf.edit.provider.ChangeNotifier;
27  import org.eclipse.emf.edit.provider.ComposeableAdapterFactory;
28  import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
29  import org.eclipse.emf.edit.provider.IChangeNotifier;
30  import org.eclipse.emf.edit.provider.IDisposable;
31  import org.eclipse.emf.edit.provider.IEditingDomainItemProvider;
32  import org.eclipse.emf.edit.provider.IItemLabelProvider;
33  import org.eclipse.emf.edit.provider.IItemPropertySource;
34  import org.eclipse.emf.edit.provider.INotifyChangedListener;
35  import org.eclipse.emf.edit.provider.IStructuredItemContentProvider;
36  import org.eclipse.emf.edit.provider.ITreeItemContentProvider;
37  
38  import org.eclipse.emf.mapping.ecore2xml.util.Ecore2XMLAdapterFactory;
39  
40  /**
41   * This is the factory that is used to provide the interfaces needed to support Viewers.
42   * The adapters generated by this factory convert EMF adapter notifications into calls to {@link #fireNotifyChanged fireNotifyChanged}.
43   * The adapters also support Eclipse property sheets.
44   * Note that most of the adapters are shared among multiple instances.
45   * <!-- begin-user-doc -->
46   * <!-- end-user-doc -->
47   * @generated
48   */
49  public class Ecore2XMLItemProviderAdapterFactory extends Ecore2XMLAdapterFactory implements ComposeableAdapterFactory, IChangeNotifier, IDisposable
50  {
51    /**
52     * This keeps track of the root adapter factory that delegates to this adapter factory.
53     * <!-- begin-user-doc -->
54     * <!-- end-user-doc -->
55     * @generated
56     */
57    protected ComposedAdapterFactory parentAdapterFactory;
58  
59    /**
60     * This is used to implement {@link org.eclipse.emf.edit.provider.IChangeNotifier}.
61     * <!-- begin-user-doc -->
62     * <!-- end-user-doc -->
63     * @generated
64     */
65    protected IChangeNotifier changeNotifier = new ChangeNotifier();
66  
67    /**
68     * This keeps track of all the supported types checked by {@link #isFactoryForType isFactoryForType}.
69     * <!-- begin-user-doc -->
70     * <!-- end-user-doc -->
71     * @generated
72     */
73    protected Collection   supportedTypes = new ArrayList  ();
74  
75    /**
76     * This constructs an instance.
77     * <!-- begin-user-doc -->
78     * <!-- end-user-doc -->
79     * @generated
80     */
81    public Ecore2XMLItemProviderAdapterFactory()
82    {
83      supportedTypes.add(IEditingDomainItemProvider.class);
84      supportedTypes.add(IStructuredItemContentProvider.class);
85      supportedTypes.add(ITreeItemContentProvider.class);
86      supportedTypes.add(IItemLabelProvider.class);
87      supportedTypes.add(IItemPropertySource.class);      
88    }
89  
90    /**
91     * This keeps track of the one adapter used for all {@link org.eclipse.emf.mapping.ecore2xml.XMLInfo} instances.
92     * <!-- begin-user-doc -->
93     * <!-- end-user-doc -->
94     * @generated
95     */
96    protected XMLInfoItemProvider xmlInfoItemProvider;
97  
98    /**
99     * This creates an adapter for a {@link org.eclipse.emf.mapping.ecore2xml.XMLInfo}.
100    * <!-- begin-user-doc -->
101    * <!-- end-user-doc -->
102    * @generated
103    */
104   public Adapter createXMLInfoAdapter()
105   {
106     if (xmlInfoItemProvider == null)
107     {
108       xmlInfoItemProvider = new XMLInfoItemProvider(this);
109     }
110 
111     return xmlInfoItemProvider;
112   }
113 
114   /**
115    * This keeps track of the one adapter used for all {@link org.eclipse.emf.mapping.ecore2xml.XMLMap} instances.
116    * <!-- begin-user-doc -->
117    * <!-- end-user-doc -->
118    * @generated
119    */
120   protected XMLMapItemProvider xmlMapItemProvider;
121 
122   /**
123    * This creates an adapter for a {@link org.eclipse.emf.mapping.ecore2xml.XMLMap}.
124    * <!-- begin-user-doc -->
125    * <!-- end-user-doc -->
126    * @generated
127    */
128   public Adapter createXMLMapAdapter()
129   {
130     if (xmlMapItemProvider == null)
131     {
132       xmlMapItemProvider = new XMLMapItemProvider(this);
133     }
134 
135     return xmlMapItemProvider;
136   }
137 
138   /**
139    * This keeps track of the one adapter used for all {@link java.util.Map.Entry} instances.
140    * <!-- begin-user-doc -->
141    * <!-- end-user-doc -->
142    * @generated
143    */
144   protected ENamedElementToXMLInfoMapEntryItemProvider eNamedElementToXMLInfoMapEntryItemProvider;
145 
146   /**
147    * This creates an adapter for a {@link java.util.Map.Entry}.
148    * <!-- begin-user-doc -->
149    * <!-- end-user-doc -->
150    * @generated
151    */
152   public Adapter createENamedElementToXMLInfoMapEntryAdapter()
153   {
154     if (eNamedElementToXMLInfoMapEntryItemProvider == null)
155     {
156       eNamedElementToXMLInfoMapEntryItemProvider = new ENamedElementToXMLInfoMapEntryItemProvider(this);
157     }
158 
159     return eNamedElementToXMLInfoMapEntryItemProvider;
160   }
161 
162   /**
163    * This returns the root adapter factory that contains this factory.
164    * <!-- begin-user-doc -->
165    * <!-- end-user-doc -->
166    * @generated
167    */
168   public ComposeableAdapterFactory getRootAdapterFactory()
169   {
170     return parentAdapterFactory == null ? this : parentAdapterFactory.getRootAdapterFactory();
171   }
172 
173   /**
174    * This sets the composed adapter factory that contains this factory.
175    * <!-- begin-user-doc -->
176    * <!-- end-user-doc -->
177    * @generated
178    */
179   public void setParentAdapterFactory(ComposedAdapterFactory parentAdapterFactory)
180   {
181     this.parentAdapterFactory = parentAdapterFactory;
182   }
183 
184   /**
185    * <!-- begin-user-doc -->
186    * <!-- end-user-doc -->
187    * @generated
188    */
189   public boolean isFactoryForType(Object   type)
190   {
191     return supportedTypes.contains(type) || super.isFactoryForType(type);
192   }
193 
194   /**
195    * This implementation substitutes the factory itself as the key for the adapter.
196    * <!-- begin-user-doc -->
197    * <!-- end-user-doc -->
198    * @generated
199    */
200   public Adapter adapt(Notifier notifier, Object   type)
201   {
202     return super.adapt(notifier, this);
203   }
204 
205   /**
206    * <!-- begin-user-doc -->
207    * <!-- end-user-doc -->
208    * @generated
209    */
210   public Object   adapt(Object   object, Object   type)
211   {
212     if (isFactoryForType(type))
213     {
214       Object   adapter = super.adapt(object, type);
215       if (!(type instanceof Class  ) || (((Class  )type).isInstance(adapter)))
216       {
217         return adapter;
218       }
219     }
220 
221     return null;
222   }
223 
224   /**
225    * This adds a listener.
226    * <!-- begin-user-doc -->
227    * <!-- end-user-doc -->
228    * @generated
229    */
230   public void addListener(INotifyChangedListener notifyChangedListener)
231   {
232     changeNotifier.addListener(notifyChangedListener);
233   }
234 
235   /**
236    * This removes a listener.
237    * <!-- begin-user-doc -->
238    * <!-- end-user-doc -->
239    * @generated
240    */
241   public void removeListener(INotifyChangedListener notifyChangedListener)
242   {
243     changeNotifier.removeListener(notifyChangedListener);
244   }
245 
246   /**
247    * This delegates to {@link #changeNotifier} and to {@link #parentAdapterFactory}.
248    * <!-- begin-user-doc -->
249    * <!-- end-user-doc -->
250    * @generated
251    */
252   public void fireNotifyChanged(Notification notification)
253   {
254     changeNotifier.fireNotifyChanged(notification);
255 
256     if (parentAdapterFactory != null)
257     {
258       parentAdapterFactory.fireNotifyChanged(notification);
259     }
260   }
261 
262   /**
263    * This disposes all of the item providers created by this factory. 
264    * <!-- begin-user-doc -->
265    * <!-- end-user-doc -->
266    * @generated
267    */
268   public void dispose()
269   {
270     if (xmlInfoItemProvider != null) xmlInfoItemProvider.dispose();
271     if (xmlMapItemProvider != null) xmlMapItemProvider.dispose();
272     if (eNamedElementToXMLInfoMapEntryItemProvider != null) eNamedElementToXMLInfoMapEntryItemProvider.dispose();
273   }
274 
275 }
276
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