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Java > Open Source Codes > org > apache > soap > util > net > Relay


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  *
5  * Copyright (c) 2000 The Apache Software Foundation. All rights
6  * reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  * notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  * notice, this list of conditions and the following disclaimer in
17  * the documentation and/or other materials provided with the
18  * distribution.
19  *
20  * 3. The end-user documentation included with the redistribution,
21  * if any, must include the following acknowledgment:
22  * "This product includes software developed by the
23  * Apache Software Foundation (http://www.apache.org/)."
24  * Alternately, this acknowledgment may appear in the software itself,
25  * if and wherever such third-party acknowledgments normally appear.
26  *
27  * 4. The names "SOAP" and "Apache Software Foundation" must
28  * not be used to endorse or promote products derived from this
29  * software without prior written permission. For written
30  * permission, please contact apache@apache.org.
31  *
32  * 5. Products derived from this software may not be called "Apache",
33  * nor may "Apache" appear in their name, without prior written
34  * permission of the Apache Software Foundation.
35  *
36  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
37  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
38  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
39  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
42  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
43  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
44  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
45  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
46  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47  * SUCH DAMAGE.
48  * ====================================================================
49  *
50  * This software consists of voluntary contributions made by many
51  * individuals on behalf of the Apache Software Foundation and was
52  * originally based on software copyright (c) 2000, International
53  * Business Machines, Inc., http://www.apache.org. For more
54  * information on the Apache Software Foundation, please see
55  * <http://www.apache.org/>.
56  */

57
58 package org.apache.soap.util.net;
59
60 import java.io.*;
61 import java.net.*;
62 import java.awt.TextArea JavaDoc;
63
64 /**
65  * A <code>Relay</code> object is used by <code>TcpTunnel</code>
66  * and <code>TcpTunnelGui</code> to relay bytes from an
67  * <code>InputStream</code> to a <code>OutputStream</code>.
68  *
69  * @author Sanjiva Weerawarana (sanjiva@watson.ibm.com)
70  */

71 public class Relay extends Thread JavaDoc {
72   final static int BUFSIZ = 1000;
73   InputStream in;
74   OutputStream out;
75   byte buf[] = new byte[BUFSIZ];
76   TextArea JavaDoc ta;
77
78   Relay (InputStream in, OutputStream out, TextArea JavaDoc ta) {
79     this.in = in;
80     this.out = out;
81     this.ta = ta;
82   }
83
84   public void run () {
85     int n;
86
87     try {
88       while ((n = in.read (buf)) > 0) {
89         out.write (buf, 0, n);
90         out.flush ();
91         if (ta != null) {
92           ta.append (new String JavaDoc (buf, 0, n, "8859_1"));
93         }
94       }
95     } catch (IOException e) {
96     } finally {
97       try {
98         in.close ();
99         out.close ();
100       } catch (IOException e) {
101       }
102     }
103   }
104 }
105
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