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Java > Open Source Codes > org > apache > activemq > kaha > BytesMarshaller


1 /**
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one or more
4  * contributor license agreements. See the NOTICE file distributed with
5  * this work for additional information regarding copyright ownership.
6  * The ASF licenses this file to You under the Apache License, Version 2.0
7  * (the "License"); you may not use this file except in compliance with
8  * the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  */
18 package org.apache.activemq.kaha;
19
20 import java.io.DataInput JavaDoc;
21 import java.io.DataOutput JavaDoc;
22 import java.io.IOException JavaDoc;
23 /**
24  * Implementation of a Marshaller for byte arrays
25  *
26  * @version $Revision: 1.2 $
27  */
28 public class BytesMarshaller implements Marshaller{
29     /**
30      * Write the payload of this entry to the RawContainer
31      *
32      * @param object
33      * @param dataOut
34      * @throws IOException
35      */
36     public void writePayload(Object JavaDoc object,DataOutput JavaDoc dataOut) throws IOException JavaDoc{
37         byte[] data=(byte[]) object;
38         dataOut.writeInt(data.length);
39         dataOut.write(data);
40     }
41
42     /**
43      * Read the entry from the RawContainer
44      *
45      * @param dataIn
46      * @return unmarshalled object
47      * @throws IOException
48      */
49     public Object JavaDoc readPayload(DataInput JavaDoc dataIn) throws IOException JavaDoc{
50         int size=dataIn.readInt();
51         byte[] data=new byte[size];
52         dataIn.readFully(data);
53         return data;
54     }
55 }
56
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