001/*
002 *  Copyright 2011 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.plugins.blog.repository;
017
018import org.ametys.plugins.repository.AmetysObject;
019import org.ametys.plugins.repository.AmetysObjectIterable;
020import org.ametys.plugins.repository.AmetysObjectIterator;
021import org.ametys.plugins.repository.AmetysRepositoryException;
022import org.ametys.plugins.repository.data.holder.ModelAwareDataHolder;
023import org.ametys.plugins.repository.data.holder.ModelLessDataHolder;
024import org.ametys.web.repository.page.Page;
025import org.ametys.web.repository.page.Zone;
026import org.ametys.web.repository.page.ZoneItem;
027
028/**
029 * Wrapper to present a modifiable zone into a unmodifiable one.
030 */
031public class StaticZone implements Zone
032{
033    
034    /** The wrapped zone. */
035    protected Zone _zone;
036    
037    /**
038     * Construct a static zone, wrapping a given zone.
039     * @param zone the zone to wrap.
040     */
041    public StaticZone(Zone zone)
042    {
043        _zone = zone;
044    }
045    
046    public ModelLessDataHolder getDataHolder()
047    {
048        return _zone.getDataHolder();
049    }
050
051    @Override
052    public String getName() throws AmetysRepositoryException
053    {
054        return _zone.getName();
055    }
056
057    @Override
058    public String getPath() throws AmetysRepositoryException
059    {
060        return _zone.getPath();
061    }
062
063    @Override
064    public String getId() throws AmetysRepositoryException
065    {
066        return _zone.getId();
067    }
068
069    @Override
070    public <A extends AmetysObject> A getParent() throws AmetysRepositoryException
071    {
072        return _zone.getParent();
073    }
074
075    @Override
076    public String getParentPath() throws AmetysRepositoryException
077    {
078        return _zone.getParentPath();
079    }
080
081    @Override
082    public AmetysObjectIterable< ? extends ZoneItem> getZoneItems() throws AmetysRepositoryException
083    {
084        return new StaticZoneItemIterable(_zone.getZoneItems());
085    }
086
087    @Override
088    public Page getPage()
089    {
090        return _zone.getPage();
091    }
092    
093    public ModelAwareDataHolder getZoneParametersHolder() throws AmetysRepositoryException
094    {
095        return _zone.getZoneParametersHolder();
096    }
097    
098    /**
099     * Static zone item iterable.
100     */
101    protected class StaticZoneItemIterable implements AmetysObjectIterable<StaticZoneItem>
102    {
103        
104        /** The wrapped iterable. */
105        protected AmetysObjectIterable<? extends ZoneItem> _iterable;
106        
107        /**
108         * Construct a StaticZoneItemIterable, wrapping an iterable.
109         * @param iterable zone item iterable.
110         */
111        public StaticZoneItemIterable(AmetysObjectIterable<? extends ZoneItem> iterable)
112        {
113            _iterable = iterable;
114        }
115        
116        @Override
117        public AmetysObjectIterator<StaticZoneItem> iterator()
118        {
119            return new StaticZoneItemIterator(_iterable.iterator());
120        }
121
122        @Override
123        public long getSize()
124        {
125            return _iterable.getSize();
126        }
127
128        @Override
129        public void close()
130        {
131            _iterable.close();
132        }
133        
134    }
135    
136    class StaticZoneItemIterator implements AmetysObjectIterator<StaticZoneItem>
137    {
138        AmetysObjectIterator<? extends ZoneItem> _it;
139        
140        public StaticZoneItemIterator(AmetysObjectIterator<? extends ZoneItem> it)
141        {
142            _it = it;
143        }
144        
145        public boolean hasNext()
146        {
147            return _it.hasNext();
148        }
149
150        public StaticZoneItem next()
151        {
152            return new StaticZoneItem(_it.next());
153        }
154        
155        public void skip(long skipNum)
156        {
157            _it.skip(skipNum);
158        }
159
160        public long getPosition()
161        {
162            return _it.getPosition();
163        }
164
165        public long getSize()
166        {
167            return _it.getSize();
168        }
169        
170        public void remove()
171        {
172            _it.remove();
173        }
174    }
175}