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Java > Open Source Codes > org > mr > core > util > byteable > ByteableByteArray


1 /*
2  * Copyright 2002 by
3  * <a HREF="http://www.coridan.com">Coridan</a>
4  * <a HREF="mailto: support@coridan.com ">support@coridan.com</a>
5  *
6  * The contents of this file are subject to the Mozilla Public License Version
7  * 1.1 (the "License"); you may not use this file except in compliance with the
8  * License. You may obtain a copy of the License at
9  * http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the
14  * License.
15  *
16  * The Original Code is "MantaRay" (TM).
17  *
18  * The Initial Developer of the Original Code is Amir.
19  * Portions created by the Initial Developer are Copyright (C) 2006
20  * Coridan Inc. All Rights Reserved.
21  *
22  * Contributor(s): all the names of the contributors are added in the source
23  * code where applicable.
24  *
25  * Alternatively, the contents of this file may be used under the terms of the
26  * LGPL license (the "GNU LESSER GENERAL PUBLIC LICENSE"), in which case the
27  * provisions of LGPL are applicable instead of those above. If you wish to
28  * allow use of your version of this file only under the terms of the LGPL
29  * License and not to allow others to use your version of this file under
30  * the MPL, indicate your decision by deleting the provisions above and
31  * replace them with the notice and other provisions required by the LGPL.
32  * If you do not delete the provisions above, a recipient may use your version
33  * of this file under either the MPL or the GNU LESSER GENERAL PUBLIC LICENSE.
34  
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Lesser General Public License as published by the Free Software Foundation;
39  * either version 2.1 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
43  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
44  * License for more details.
45  */
46 /*
47  * Created on 07/04/2004
48  *
49  * Manta LTD
50  */
51 package org.mr.core.util.byteable;
52
53 import java.io.IOException JavaDoc;
54
55 /**
56  * ByteableByteArray gives the ability to send a buffer of bytes over the manta layer
57  *
58  * @author Amir
59  */
60 public class ByteableByteArray implements Byteable {
61     
62     byte[] payload;
63     
64     /* (non-Javadoc)
65      * @see org.mr.core.util.byteable.Byteable#getByteableName()
66      */
67     public String JavaDoc getByteableName() {
68         return "BByteArray";
69     }
70
71     /* (non-Javadoc)
72      * @see org.mr.core.util.byteable.Byteable#toBytes(org.mr.core.util.byteable.ByteableOutputStream)
73      */
74     public void toBytes(ByteableOutputStream out) throws IOException JavaDoc {
75         if(payload != null){
76             out.writeInt(payload.length);
77             out.write(payload);
78         }else{
79             out.writeInt(-1);
80         }
81         
82         
83     }
84
85     /* (non-Javadoc)
86      * @see org.mr.core.util.byteable.Byteable#createInstance(org.mr.core.util.byteable.ByteableInputStream)
87      */
88     public Byteable createInstance(ByteableInputStream in) throws IOException JavaDoc {
89         ByteableByteArray result = new ByteableByteArray();
90         int length = in.readInt();
91         if(length != -1){
92             byte[] load = new byte[length];
93             in.readFully(load);
94             result.setPayload(load);
95         }
96         return result;
97     }
98
99     /* (non-Javadoc)
100      * @see org.mr.core.util.byteable.Byteable#registerToByteableRegistry()
101      */
102     public void registerToByteableRegistry() {
103         ByteableRegistry.registerByteableFactory(getByteableName() , this);
104         
105     }
106     
107     public static void register(){
108         ByteableByteArray instance = new ByteableByteArray();
109         instance.registerToByteableRegistry();
110     }
111
112     /**
113      * @return Returns the payload.
114      */
115     public byte[] getPayload() {
116         return payload;
117     }
118
119     /**
120      * @param payload The payload to set.
121      */
122     public void setPayload(byte[] payload) {
123         this.payload = payload;
124     }
125     
126     /**
127      * copies the buffer using System.arraycopy
128      * @param orig see System.arraycopy
129      * @param startPos see System.arraycopy
130      * @param length see System.arraycopy
131      */
132     public void setPayload(byte[] orig , int startPos, int length){
133         payload = new byte[length];
134         System.arraycopy(orig,startPos,payload,0,length);
135     }
136
137 }
138
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