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Java > Open Source Codes > com > caucho > vfs > NullWriteStream


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  *
23  * Free Software Foundation, Inc.
24  * 59 Temple Place, Suite 330
25  * Boston, MA 02111-1307 USA
26  *
27  * @author Emil Ong
28  */
29
30 package com.caucho.vfs;
31
32 import java.io.IOException JavaDoc;
33
34 /**
35  * A WriteStream that writes to nothing.
36  */
37 public class NullWriteStream extends WriteStream {
38   public boolean canWrite()
39   {
40     return true;
41   }
42
43   /**
44    * Writes a byte.
45    */
46   public void write(int ch)
47     throws IOException JavaDoc
48   {
49   }
50
51   /**
52    * Writes a byte array
53    */
54   public void write(byte []buf, int offset, int length)
55     throws IOException JavaDoc
56   {
57   }
58
59   /**
60    * Writes a byte array.
61    */
62   public void write(byte []buf)
63     throws IOException JavaDoc
64   {
65   }
66
67   /**
68    * Flushes the buffer to the source.
69    */
70   public void flush()
71     throws IOException JavaDoc
72   {
73   }
74 }
75
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