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Java > Open Source Codes > gnu > mail > util > BOutputStream


1 /*
2  * BOutputStream.java
3  * Copyright (C) 2002 The Free Software Foundation
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
20 package gnu.mail.util;
21
22 import java.io.OutputStream JavaDoc;
23
24 /**
25  * Provides RFC 2047 "B" transfer encoding.
26  * See section 4.1.
27  *
28  * @author <a HREF="mailto:dog@gnu.org">Chris Burdess</a>
29  */
30 public class BOutputStream
31   extends Base64OutputStream
32 {
33
34   public BOutputStream(OutputStream JavaDoc out)
35   {
36     super(out, 0x7fffffff);
37   }
38
39   public static int encodedLength(byte[] bytes)
40   {
41     return ((bytes.length+2)/3)*4;
42   }
43   
44 }
45
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