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- //
- // Copyright (C) 2002 Constantin Kaplinsky, Inc. All Rights Reserved.
- //
- // This is free software; you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // This software is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this software; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- // USA.
- //
-
- //
- // HTTPConnectSocket.java together with HTTPConnectSocketFactory.java
- // implement an alternate way to connect to VNC servers via one or two
- // HTTP proxies supporting the HTTP CONNECT method.
- //
-
- import java.net.*;
- import java.io.*;
-
- class HTTPConnectSocket extends Socket {
-
- public HTTPConnectSocket(String host, int port,
- String proxyHost, int proxyPort)
- throws IOException {
-
- // Connect to the specified HTTP proxy
- super(proxyHost, proxyPort);
-
- // Send the CONNECT request
- getOutputStream().write(("CONNECT " + host + ":" + port +
- " HTTP/1.0\r\n\r\n").getBytes());
-
- // Read the first line of the response
- DataInputStream is = new DataInputStream(getInputStream());
- String str = is.readLine();
-
- // Check the HTTP error code -- it should be "200" on success
- if (!str.startsWith("HTTP/1.0 200 ")) {
- if (str.startsWith("HTTP/1.0 "))
- str = str.substring(9);
- throw new IOException("Proxy reports \"" + str + "\"");
- }
-
- // Success -- skip remaining HTTP headers
- do {
- str = is.readLine();
- } while (str.length() != 0);
- }
- }
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