Mercurial > hg > Members > nobuyasu > tightVNCProxy
comparison src/HTTPConnectSocket.java @ 0:30bb7074acb1
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| author | e085711 |
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| date | Tue, 12 Apr 2011 12:58:05 +0900 |
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| -1:000000000000 | 0:30bb7074acb1 |
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| 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 // HTTPConnectSocket.java together with HTTPConnectSocketFactory.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.net.*; | |
| 27 import java.io.*; | |
| 28 | |
| 29 class HTTPConnectSocket extends Socket { | |
| 30 | |
| 31 public HTTPConnectSocket(String host, int port, | |
| 32 String proxyHost, int proxyPort) | |
| 33 throws IOException { | |
| 34 | |
| 35 // Connect to the specified HTTP proxy | |
| 36 super(proxyHost, proxyPort); | |
| 37 | |
| 38 // Send the CONNECT request | |
| 39 getOutputStream().write(("CONNECT " + host + ":" + port + | |
| 40 " HTTP/1.0\r\n\r\n").getBytes()); | |
| 41 | |
| 42 // Read the first line of the response | |
| 43 DataInputStream is = new DataInputStream(getInputStream()); | |
| 44 String str = is.readLine(); | |
| 45 | |
| 46 // Check the HTTP error code -- it should be "200" on success | |
| 47 if (!str.startsWith("HTTP/1.0 200 ")) { | |
| 48 if (str.startsWith("HTTP/1.0 ")) | |
| 49 str = str.substring(9); | |
| 50 throw new IOException("Proxy reports \"" + str + "\""); | |
| 51 } | |
| 52 | |
| 53 // Success -- skip remaining HTTP headers | |
| 54 do { | |
| 55 str = is.readLine(); | |
| 56 } while (str.length() != 0); | |
| 57 } | |
| 58 } | |
| 59 |