001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.ehcache;
025    
026    import java.io.Closeable;
027    import java.io.Flushable;
028    import java.io.IOException;
029    import java.io.ObjectInputStream;
030    import java.io.ObjectOutputStream;
031    import java.io.OptionalDataException;
032    
033    import org.ujmp.core.Coordinates;
034    import org.ujmp.core.Matrix;
035    import org.ujmp.core.interfaces.Erasable;
036    import org.ujmp.core.objectmatrix.ObjectMatrix2D;
037    import org.ujmp.core.objectmatrix.stub.AbstractMapToTiledMatrix2DWrapper;
038    
039    public class EhcacheTiledObjectMatrix2D extends AbstractMapToTiledMatrix2DWrapper implements
040                    Erasable, Flushable, Closeable {
041            private static final long serialVersionUID = 4324063544046176423L;
042    
043            public EhcacheTiledObjectMatrix2D(long... size) throws IOException {
044                    super(new EhcacheMap<Coordinates, ObjectMatrix2D>(), size);
045            }
046    
047            public EhcacheTiledObjectMatrix2D(Matrix source) throws IOException {
048                    super(new EhcacheMap<Coordinates, ObjectMatrix2D>(), source);
049            }
050    
051            private void writeObject(ObjectOutputStream s) throws IOException {
052                    s.defaultWriteObject();
053                    for (long[] c : availableCoordinates()) {
054                            s.writeObject(new Coordinates(c));
055                            s.writeObject(getObject(c));
056                    }
057            }
058    
059            private void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException {
060                    s.defaultReadObject();
061                    while (true) {
062                            try {
063                                    Coordinates c = (Coordinates) s.readObject();
064                                    Object o = s.readObject();
065                                    setObject(o, c.co);
066                            } catch (OptionalDataException e) {
067                                    return;
068                            }
069                    }
070            }
071    
072            public void erase() throws IOException {
073                    ((Erasable) getMap()).erase();
074            }
075    
076            public void flush() throws IOException {
077                    ((Flushable) getMap()).flush();
078            }
079    
080            public void close() throws IOException {
081                    ((Closeable) getMap()).close();
082            }
083    
084    }