001    /*
002      GRANITE DATA SERVICES
003      Copyright (C) 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    
021    package org.granite.hibernate.jmf;
022    
023    import java.io.IOException;
024    import java.lang.reflect.InvocationTargetException;
025    import java.util.Comparator;
026    import java.util.TreeSet;
027    
028    import org.granite.messaging.jmf.ExtendedObjectInput;
029    import org.granite.messaging.jmf.persistence.JMFPersistentCollectionSnapshot;
030    import org.granite.messaging.persistence.PersistentCollectionSnapshot;
031    import org.hibernate.collection.PersistentSortedSet;
032    
033    /**
034     * @author Franck WOLFF
035     */
036    public class PersistentSortedSetCodec extends AbstractPersistentCollectionCodec<PersistentSortedSet> {
037    
038            public PersistentSortedSetCodec() {
039                    super(PersistentSortedSet.class);
040            }
041    
042            public PersistentSortedSet newInstance(ExtendedObjectInput in, String className)
043                            throws IOException, ClassNotFoundException, InstantiationException,
044                            IllegalAccessException, InvocationTargetException,
045                            SecurityException, NoSuchMethodException {
046                    
047                    PersistentCollectionSnapshot snapshot = new JMFPersistentCollectionSnapshot(true);
048                    snapshot.readInitializationData(in);
049                    
050                    if (!snapshot.isInitialized())
051                            return new PersistentSortedSet(null);
052                    
053                    Comparator<? super Object> comparator = snapshot.newComparator(in);
054                    return new PersistentSortedSet(null, new TreeSet<Object>(comparator));
055            }
056    }