Source Code Cross Referenced for TreeNamedObjectMap.java in  » IDE-Netbeans » xml » org » netbeans » tax » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » xml » org.netbeans.tax 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:        package org.netbeans.tax;
042:
043:        import java.util.Map;
044:        import java.util.Set;
045:        import java.util.List;
046:        import java.util.LinkedList;
047:        import java.util.Collection;
048:        import java.util.HashMap;
049:        import java.util.Iterator;
050:
051:        //import java.beans.PropertyChangeListener;
052:        //import java.beans.PropertyChangeEvent;
053:
054:        /**
055:         *
056:         * @author  Libor Kramolis
057:         * @version 0.1
058:         */
059:        public class TreeNamedObjectMap extends TreeObjectList {
060:
061:            /** */
062:            private Map map; // index to underlaying list -- lazy initialized by getMap()
063:
064:            /** */
065:            private KeyListener keyListener; // lazy initialized by getKeyListener()
066:
067:            //
068:            // init
069:            //
070:
071:            /**
072:             * Creates new TreeNamedObjectMap.
073:             */
074:            protected TreeNamedObjectMap(ContentManager contentManager) {
075:                super (contentManager);
076:
077:                this .map = null;
078:                this .keyListener = null;
079:            }
080:
081:            /** Creates new TreeNamedObjectMap -- copy constructor. */
082:            protected TreeNamedObjectMap(TreeNamedObjectMap namedObjectMap) {
083:                super (namedObjectMap);
084:            }
085:
086:            //
087:            // itself
088:            //
089:
090:            /**
091:             */
092:            private KeyListener getKeyListener() {
093:                if (this .keyListener == null) {
094:                    this .keyListener = new KeyListener();
095:                }
096:                return keyListener;
097:            }
098:
099:            //
100:            // Map
101:            //
102:
103:            /**
104:             */
105:            private Map getMap() {
106:                if (this .map == null) {
107:                    this .map = new HashMap(3);
108:                }
109:                return map;
110:            }
111:
112:            /**
113:             */
114:            private void mapClear() {
115:                Iterator it = getMap().values().iterator();
116:                while (it.hasNext()) {
117:                    NamedObject namedObject = (NamedObject) it.next();
118:                    namedObject.setKeyListener(null);
119:                    //            namedObject.removePropertyChangeListener (namedObject.mapKeyPropertyName(), getKeyListener());
120:                }
121:                getMap().clear();
122:            }
123:
124:            /**
125:             */
126:            private Object mapPut(NamedObject namedObject) {
127:                Object obj = getMap().put(namedObject.mapKey(), namedObject);
128:                namedObject.setKeyListener(getKeyListener());
129:                //        namedObject.addPropertyChangeListener (namedObject.mapKeyPropertyName(), getKeyListener());
130:
131:                return obj;
132:            }
133:
134:            /**
135:             */
136:            private Object mapRemove(NamedObject namedObject) {
137:                Object obj = getMap().remove(namedObject.mapKey());
138:                namedObject.setKeyListener(null);
139:                //        namedObject.removePropertyChangeListener (namedObject.mapKeyPropertyName(), getKeyListener());
140:
141:                return obj;
142:            }
143:
144:            //
145:            // from TreeObject
146:            //
147:
148:            /**
149:             */
150:            public Object clone() {
151:                return new TreeNamedObjectMap(this );
152:            }
153:
154:            /**
155:             */
156:            public boolean equals(Object object, boolean deep) {
157:                if (!!!super .equals(object, deep))
158:                    return false;
159:
160:                TreeNamedObjectMap peer = (TreeNamedObjectMap) object;
161:
162:                if (this .getMap().size() != peer.getMap().size())
163:                    return false;
164:
165:                Iterator this It = this .getMap().keySet().iterator();
166:                Iterator peerIt = peer.getMap().keySet().iterator();
167:                while (this It.hasNext()) {
168:                    Object this Next = this It.next();
169:                    Object peerNext = peerIt.next();
170:                    if (!!!Util.equals(this Next, peerNext))
171:                        return false;
172:                    if (!!!Util.equals(this .getMap().get(this Next), peer
173:                            .getMap().get(peerNext)))
174:                        return false;
175:                }
176:
177:                return true;
178:            }
179:
180:            /*
181:             * Update index to underlaying list.
182:             * @see #findMergeCandidate
183:             */
184:            public void merge(TreeObject treeObject)
185:                    throws CannotMergeException {
186:                mapClear();
187:
188:                super .merge(treeObject);
189:            }
190:
191:            /*
192:             * Suitable is a member with equalent mapKey.
193:             */
194:            protected int findMergeCandidate(final TreeObject original,
195:                    final TreeObject[] candidates) {
196:                if ((original instanceof  NamedObject) == false)
197:                    return -1;
198:
199:                for (int i = 0; i < candidates.length; i++) {
200:                    TreeObject candidate = candidates[i];
201:                    if (candidate == null)
202:                        continue;
203:                    if (candidate instanceof  NamedObject) {
204:                        Object key1 = ((NamedObject) candidate).mapKey();
205:                        Object key2 = ((NamedObject) original).mapKey();
206:
207:                        if (key2 != null && key2.equals(key1))
208:                            return i;
209:                    }
210:                }
211:
212:                return -1;
213:            }
214:
215:            //
216:            // itself
217:            //
218:
219:            /**
220:             */
221:            public final Object get(Object mapKey) {
222:                return getMap().get(mapKey);
223:            }
224:
225:            //
226:            // from TreeObjectList
227:            //
228:
229:            /**
230:             */
231:            protected boolean removeImpl(Object obj) throws ClassCastException {
232:                boolean removed = super .removeImpl(obj);
233:
234:                if (removed) {
235:                    mapRemove((NamedObject) obj);
236:                }
237:
238:                return removed;
239:            }
240:
241:            /**
242:             */
243:            protected Object setImpl(int index, Object obj)
244:                    throws ClassCastException {
245:                Object oldObj = super .setImpl(index, obj);
246:
247:                mapRemove((NamedObject) oldObj);
248:                mapPut((NamedObject) obj);
249:
250:                return oldObj;
251:            }
252:
253:            /**
254:             */
255:            protected Object removeImpl(int index) {
256:                Object oldObj = super .removeImpl(index);
257:
258:                if (Util.THIS.isLoggable()) /* then */
259:                    Util.THIS.debug("\nTreeNamedObjectMap::removeImpl [ "
260:                            + index + " ] = " + oldObj); // NOI18N
261:
262:                if (oldObj != null) {
263:                    mapRemove((NamedObject) oldObj);
264:                }
265:
266:                return (oldObj);
267:            }
268:
269:            /**
270:             */
271:            protected void addImpl(int index, Object obj)
272:                    throws ClassCastException {
273:                Object oldObj = getMap().get(((NamedObject) obj).mapKey());
274:
275:                if (oldObj != null) {
276:                    remove(oldObj);
277:                }
278:
279:                super .addImpl(index, obj);
280:
281:                mapPut((NamedObject) obj);
282:            }
283:
284:            /**
285:             */
286:            protected boolean addImpl(Object obj) throws ClassCastException {
287:                Object oldObj = getMap().get(((NamedObject) obj).mapKey());
288:
289:                if (oldObj != null) {
290:                    remove(oldObj);
291:                }
292:
293:                boolean added = super .addImpl(obj);
294:
295:                if (added) {
296:                    mapPut((NamedObject) obj);
297:                }
298:
299:                return added;
300:            }
301:
302:            //
303:            // util
304:            //
305:
306:            /**
307:             */
308:            /*    private void keyChanged (Object oldKey, Object newKey) {
309:             Object oldValue = getMap().remove (oldKey);
310:             Object newValue = getMap().get (newKey);
311:            
312:             if ( newValue != null ) {
313:             remove (newValue);
314:             }
315:            
316:             getMap().put (newKey, oldValue);
317:             }*/
318:
319:            /**
320:             */
321:            private void keyChanged(Object oldKey) {
322:                Object oldValue = getMap().remove(oldKey);
323:                Object newKey = ((NamedObject) oldValue).mapKey();
324:                Object newValue = getMap().get(newKey);
325:
326:                if (newValue != null) {
327:                    remove(newValue);
328:                }
329:
330:                getMap().put(newKey, oldValue);
331:            }
332:
333:            //
334:            // class NamedObject
335:            //
336:
337:            /**
338:             * Gives possibility to TreeNamedObjectMap to create a key for the object.
339:             */
340:            public static interface NamedObject {
341:
342:                /** Used as key in map.
343:                 */
344:                public Object mapKey();
345:
346:                /** Attach NamedObject to NamedObject Map. */
347:                public void setKeyListener(KeyListener keyListener);
348:
349:                /** Used to listen on key value change.
350:                 */
351:                //	public String mapKeyPropertyName ();
352:                /**
353:                 */
354:                //        public void addPropertyChangeListener (String propertyName,
355:                //                                               PropertyChangeListener listener);
356:                /**
357:                 */
358:                //        public void removePropertyChangeListener (String propertyName,
359:                //                                                  PropertyChangeListener listener);
360:            } // end: interface NamedObject
361:
362:            //
363:            // class ContentManager
364:            //
365:
366:            /**
367:             *
368:             */
369:            protected static abstract class ContentManager extends
370:                    TreeObjectList.ContentManager {
371:
372:                /** @throws ClassCastException
373:                 */
374:                public void checkAssignableObject(Object obj)
375:                        throws ClassCastException {
376:                    super .checkAssignableObject(obj);
377:                    if (!!!(obj instanceof  NamedObject)) {
378:                        String msg = Util.THIS
379:                                .getString("EXC_instance_of_NamedObject"); //,obj.getClass().getName());
380:                        throw new ClassCastException(msg);
381:                    }
382:                }
383:
384:            } // end: interface ContentManager
385:
386:            //
387:            // class KeyListener
388:            //
389:
390:            /**
391:             *
392:             */
393:            public class KeyListener {
394:
395:                private KeyListener() {
396:                }
397:
398:                /** Map Key changed. */
399:                public void mapKeyChanged(Object oldKey) {
400:                    TreeNamedObjectMap.this .keyChanged(oldKey);
401:                }
402:
403:                /** */
404:                //        public void propertyChange (PropertyChangeEvent pche) {
405:                //            TreeNamedObjectMap.this.keyChanged (pche.getOldValue(), pche.getNewValue());
406:                //        }
407:            } // end: class KeyListener
408:
409:        }
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