Source Code Cross Referenced for AbstractAspectalizable.java in  » Content-Management-System » apache-lenya-2.0 » org » apache » cocoon » portal » aspect » impl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Content Management System » apache lenya 2.0 » org.apache.cocoon.portal.aspect.impl 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Licensed to the Apache Software Foundation (ASF) under one or more
003:         * contributor license agreements.  See the NOTICE file distributed with
004:         * this work for additional information regarding copyright ownership.
005:         * The ASF licenses this file to You under the Apache License, Version 2.0
006:         * (the "License"); you may not use this file except in compliance with
007:         * the License.  You may obtain a copy of the License at
008:         * 
009:         *      http://www.apache.org/licenses/LICENSE-2.0
010:         * 
011:         * Unless required by applicable law or agreed to in writing, software
012:         * distributed under the License is distributed on an "AS IS" BASIS,
013:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014:         * See the License for the specific language governing permissions and
015:         * limitations under the License.
016:         */
017:        package org.apache.cocoon.portal.aspect.impl;
018:
019:        import java.util.HashMap;
020:        import java.util.Iterator;
021:        import java.util.Map;
022:
023:        import org.apache.cocoon.portal.aspect.AspectDataHandler;
024:        import org.apache.cocoon.portal.aspect.Aspectalizable;
025:
026:        /**
027:         *
028:         * @author <a href="mailto:cziegeler@s-und-n.de">Carsten Ziegeler</a>
029:         * @author <a href="mailto:volker.schmitt@basf-it-services.com">Volker Schmitt</a>
030:         * 
031:         * @version CVS $Id: AbstractAspectalizable.java 603311 2007-12-11 17:24:31Z cziegeler $
032:         */
033:        public abstract class AbstractAspectalizable implements  Aspectalizable,
034:                Cloneable {
035:
036:            transient protected AspectDataHandler aspectDataHandler;
037:
038:            transient protected Map persistentDatas;
039:
040:            /**
041:             * Is this aspect supported
042:             */
043:            public boolean isAspectSupported(String aspectName) {
044:                return this .aspectDataHandler.isAspectSupported(aspectName);
045:            }
046:
047:            public Object getAspectData(String aspectName) {
048:                return this .aspectDataHandler.getAspectData(this , aspectName);
049:            }
050:
051:            public void setAspectData(String aspectName, Object data) {
052:                this .aspectDataHandler.setAspectData(this , aspectName, data);
053:            }
054:
055:            public Map getAspectDatas() {
056:                return this .aspectDataHandler.getAspectDatas(this );
057:            }
058:
059:            public Map getPersistentAspectData() {
060:                if (this .aspectDataHandler == null) {
061:                    return this .persistentDatas;
062:                }
063:                return this .aspectDataHandler.getPersistentAspectDatas(this );
064:            }
065:
066:            /**
067:             * This method is invoked once to set the handler
068:             */
069:            public void setAspectDataHandler(AspectDataHandler handler) {
070:                this .aspectDataHandler = handler;
071:                if (this .persistentDatas != null) {
072:                    Iterator iter = this .persistentDatas.entrySet().iterator();
073:                    Map.Entry entry;
074:                    while (iter.hasNext()) {
075:                        entry = (Map.Entry) iter.next();
076:                        handler.setAspectData(this , (String) entry.getKey(),
077:                                entry.getValue());
078:                    }
079:                    this .persistentDatas = null;
080:                }
081:            }
082:
083:            public void addPersistentAspectData(String aspectName, Object data) {
084:                if (this .persistentDatas == null) {
085:                    this .persistentDatas = new HashMap(3);
086:                }
087:                this .persistentDatas.put(aspectName, data);
088:            }
089:
090:            /* (non-Javadoc)
091:             * @see java.lang.Object#clone()
092:             */
093:            protected Object clone() throws CloneNotSupportedException {
094:                AbstractAspectalizable clone = (AbstractAspectalizable) super 
095:                        .clone();
096:
097:                clone.aspectDataHandler = this .aspectDataHandler;
098:                final Map datas = this .aspectDataHandler.getAspectDatas(this );
099:                final Iterator i = datas.entrySet().iterator();
100:                while (i.hasNext()) {
101:                    final Map.Entry e = (Map.Entry) i.next();
102:                    clone.aspectDataHandler.setAspectData(clone, e.getKey()
103:                            .toString(), e.getValue());
104:                }
105:                clone.persistentDatas = this.persistentDatas;
106:
107:                return clone;
108:            }
109:        }
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