Mercurial > hg > Members > nobuyasu > tightVNCClient

comparison src/HTTPConnectSocketFactory.java @ 0:e04119c40b9b

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upload all file of tighVNCClient
author e085711
date Tue, 12 Apr 2011 12:57:33 +0900
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-1:000000000000 0:e04119c40b9b
1 //
2 // Copyright (C) 2002 Constantin Kaplinsky, Inc. All Rights Reserved.
3 //
4 // This is free software; you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation; either version 2 of the License, or
7 // (at your option) any later version.
8 //
9 // This software is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with this software; if not, write to the Free Software
16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
17 // USA.
18 //
19
20 //
21 // HTTPConnectSocketFactory.java together with HTTPConnectSocket.java
22 // implement an alternate way to connect to VNC servers via one or two
23 // HTTP proxies supporting the HTTP CONNECT method.
24 //
25
26 import java.applet.*;
27 import java.net.*;
28 import java.io.*;
29
30 class HTTPConnectSocketFactory implements SocketFactory {
31
32 public Socket createSocket(String host, int port, Applet applet)
33 throws IOException {
34
35 return createSocket(host, port,
36 applet.getParameter("PROXYHOST1"),
37 applet.getParameter("PROXYPORT1"));
38 }
39
40 public Socket createSocket(String host, int port, String[] args)
41 throws IOException {
42
43 return createSocket(host, port,
44 readArg(args, "PROXYHOST1"),
45 readArg(args, "PROXYPORT1"));
46 }
47
48 public Socket createSocket(String host, int port,
49 String proxyHost, String proxyPortStr)
50 throws IOException {
51
52 int proxyPort = 0;
53 if (proxyPortStr != null) {
54 try {
55 proxyPort = Integer.parseInt(proxyPortStr);
56 } catch (NumberFormatException e) { }
57 }
58
59 if (proxyHost == null || proxyPort == 0) {
60 System.out.println("Incomplete parameter list for HTTPConnectSocket");
61 return new Socket(host, port);
62 }
63
64 System.out.println("HTTP CONNECT via proxy " + proxyHost +
65 " port " + proxyPort);
66 HTTPConnectSocket s =
67 new HTTPConnectSocket(host, port, proxyHost, proxyPort);
68
69 return (Socket)s;
70 }
71
72 private String readArg(String[] args, String name) {
73
74 for (int i = 0; i < args.length; i += 2) {
75 if (args[i].equalsIgnoreCase(name)) {
76 try {
77 return args[i+1];
78 } catch (Exception e) {
79 return null;
80 }
81 }
82 }
83 return null;
84 }
85 }
86