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Java > Open Source Codes > org > objectweb > jonathan > apis > resources > ChunkFactory


1 /***
2  * Jonathan: an Open Distributed Processing Environment
3  * Copyright (C) 1999 France Telecom R&D
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  * Release: 2.0
20  *
21  * Contact: jonathan@objectweb.org
22  *
23  * Author: Bruno Dumant
24  *
25  */
26
27
28 package org.objectweb.jonathan.apis.resources;
29
30
31 /**
32  * A chunk factory builds chunks, possibly implementing a specific chunk
33  * management policy.
34  */
35 public interface ChunkFactory {
36    
37    /**
38     * Returns a chunk. The offset and top of this chunk are 0.
39     * @return a chunk.
40     */
41    public Chunk newChunk();
42
43    
44    /**
45     * Returns a chunk whose associated array of bytes is (at least) of size
46     * <tt>size</tt>. Its offset and top are always 0.
47     * @param size the size of the expected chunk.
48     * @return a chunk.
49     */
50    public Chunk newChunk(int size);
51 }
52
53
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