001/*
002 *  Licensed to the Apache Software Foundation (ASF) under one
003 *  or more contributor license agreements.  See the NOTICE file
004 *  distributed with this work for additional information
005 *  regarding copyright ownership.  The ASF licenses this file
006 *  to you under the Apache License, Version 2.0 (the
007 *  "License"); you may not use this file except in compliance
008 *  with the License.  You may obtain a copy of the License at
009 *
010 *    http://www.apache.org/licenses/LICENSE-2.0
011 *
012 *  Unless required by applicable law or agreed to in writing,
013 *  software distributed under the License is distributed on an
014 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 *  KIND, either express or implied.  See the License for the
016 *  specific language governing permissions and limitations
017 *  under the License.
018 *
019 */
020package org.apache.directory.server.core.partition.impl.btree.jdbm;
021
022
023import java.io.IOException;
024
025import jdbm.helper.Serializer;
026
027import org.apache.directory.server.core.avltree.Marshaller;
028
029
030/**
031 * A Marshaller which adapts a JDBM Serializer.
032 *
033 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
034 */
035public class MarshallerSerializerBridge<E> implements Marshaller<E>
036{
037    /** the wrapped serializer */
038    private final Serializer serializer;
039
040
041    /**
042     *
043     * @param serializer the JDBM Serializer to wrap
044     */
045    public MarshallerSerializerBridge( Serializer serializer )
046    {
047        if ( serializer == null )
048        {
049            throw new IllegalArgumentException( "serializer" );
050        }
051        this.serializer = serializer;
052    }
053
054
055    /**
056     * @see Marshaller#serialize(Object)
057     */
058    public byte[] serialize( E object ) throws IOException
059    {
060        return serializer.serialize( object );
061    }
062
063
064    /**
065     * @see Marshaller#deserialize(byte[])
066     */
067    @SuppressWarnings(
068        { "unchecked" })
069    public E deserialize( byte[] bytes ) throws IOException
070    {
071        return ( E ) serializer.deserialize( bytes );
072    }
073}