001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.kaha;
018
019import java.io.DataInput;
020import java.io.DataOutput;
021import java.io.IOException;
022
023/**
024 * Implementation of a Marshaller for byte arrays
025 * 
026 * 
027 */
028public class BytesMarshaller implements Marshaller {
029    /**
030     * Write the payload of this entry to the RawContainer
031     * 
032     * @param object
033     * @param dataOut
034     * @throws IOException
035     */
036    public void writePayload(Object object, DataOutput dataOut) throws IOException {
037        byte[] data = (byte[])object;
038        dataOut.writeInt(data.length);
039        dataOut.write(data);
040    }
041
042    /**
043     * Read the entry from the RawContainer
044     * 
045     * @param dataIn
046     * @return unmarshalled object
047     * @throws IOException
048     */
049    public Object readPayload(DataInput dataIn) throws IOException {
050        int size = dataIn.readInt();
051        byte[] data = new byte[size];
052        dataIn.readFully(data);
053        return data;
054    }
055}