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     */
017    package org.apache.activemq.kaha;
018    
019    import java.io.DataInput;
020    import java.io.DataOutput;
021    import java.io.IOException;
022    
023    /**
024     * Implementation of a Marshaller for byte arrays
025     * 
026     * 
027     */
028    public 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    }