001    /**
002     *   GRANITE DATA SERVICES
003     *   Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004     *
005     *   This file is part of Granite Data Services.
006     *
007     *   Granite Data Services is free software; you can redistribute it and/or modify
008     *   it under the terms of the GNU Library General Public License as published by
009     *   the Free Software Foundation; either version 2 of the License, or (at your
010     *   option) any later version.
011     *
012     *   Granite Data Services is distributed in the hope that it will be useful, but
013     *   WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014     *   FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015     *   for more details.
016     *
017     *   You should have received a copy of the GNU Library General Public License
018     *   along with this library; if not, see <http://www.gnu.org/licenses/>.
019     */
020    package org.granite.client.persistence.collection;
021    
022    import java.util.Collection;
023    import java.util.Map;
024    
025    import org.granite.client.messaging.amf.persistence.AMFPersistentCollectionSnapshotFactory;
026    import org.granite.client.messaging.jmf.persistence.JMFPersistentCollectionSnapshotFactory;
027    import org.granite.messaging.jmf.ExtendedObjectInput;
028    import org.granite.messaging.jmf.ExtendedObjectOutput;
029    import org.granite.messaging.persistence.PersistentCollectionSnapshot;
030    import org.granite.util.ContentType;
031    
032    /**
033     * @author Franck WOLFF
034     */
035    public abstract class PersistentCollectionSnapshotFactory {
036    
037            public static PersistentCollectionSnapshotFactory newInstance(Object io) {
038                    if (io instanceof ExtendedObjectInput || io instanceof ExtendedObjectOutput)
039                            return newInstance(ContentType.JMF_AMF);
040                    return newInstance(ContentType.AMF);
041            }
042    
043            
044            public static PersistentCollectionSnapshotFactory newInstance(ContentType contentType) {
045                    switch (contentType) {
046                    case JMF_AMF:
047                            return new JMFPersistentCollectionSnapshotFactory();
048                    case AMF:
049                            return new AMFPersistentCollectionSnapshotFactory();
050                    default:
051                            throw new UnsupportedOperationException("Unsupported content type: " + contentType);
052                    }
053            }
054            
055            public abstract PersistentCollectionSnapshot newPersistentCollectionSnapshot(String detachedState);
056            public abstract PersistentCollectionSnapshot newPersistentCollectionSnapshot(boolean sorted, String detachedState);
057            public abstract PersistentCollectionSnapshot newPersistentCollectionSnapshot(boolean initialized, String detachedState, boolean dirty, Collection<?> collection);
058            public abstract PersistentCollectionSnapshot newPersistentCollectionSnapshot(boolean initialized, String detachedState, boolean dirty, Map<?, ?> collection);
059    }