151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/* 251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Copyright (c) 1995, 2003, Oracle and/or its affiliates. All rights reserved. 351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is free software; you can redistribute it and/or modify it 651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * under the terms of the GNU General Public License version 2 only, as 751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * published by the Free Software Foundation. Oracle designates this 851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * particular file as subject to the "Classpath" exception as provided 951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * by Oracle in the LICENSE file that accompanied this code. 1051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * This code is distributed in the hope that it will be useful, but WITHOUT 1251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * version 2 for more details (a copy is included in the LICENSE file that 1551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * accompanied this code). 1651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 1751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * You should have received a copy of the GNU General Public License version 1851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2 along with this work; if not, write to the Free Software Foundation, 1951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 2051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * 2151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 2251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * or visit www.oracle.com if you need additional information or have any 2351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * questions. 2451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 2551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 2651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskipackage sun.net.www.protocol.gopher; 2751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 2851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.io.*; 2951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.util.*; 3051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport sun.net.NetworkClient; 3151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.net.URL; 3251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.net.URLStreamHandler; 3351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.net.Proxy; 3451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.net.InetSocketAddress; 3551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.net.SocketPermission; 3651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport java.security.Permission; 3751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiimport sun.net.www.protocol.http.HttpURLConnection; 3851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 3951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski/** 4051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski * A class to handle the gopher protocol. 4151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski */ 4251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 4351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskipublic class Handler extends java.net.URLStreamHandler { 4451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 4551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski protected int getDefaultPort() { 4651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return 70; 4751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 4851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 4951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public java.net.URLConnection openConnection(URL u) 5051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski throws IOException { 5151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return openConnection(u, null); 5251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 5351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 5451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public java.net.URLConnection openConnection(URL u, Proxy p) 5551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski throws IOException { 5651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 5751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 5851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski /* if set for proxy usage then go through the http code to get */ 5951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski /* the url connection. */ 6051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski if (p == null && GopherClient.getUseGopherProxy()) { 6151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski String host = GopherClient.getGopherProxyHost(); 6251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski if (host != null) { 6351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski InetSocketAddress saddr = InetSocketAddress.createUnresolved(host, GopherClient.getGopherProxyPort()); 6451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 6551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski p = new Proxy(Proxy.Type.HTTP, saddr); 6651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 6751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 6851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski if (p != null) { 6951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return new HttpURLConnection(u, p); 7051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 7151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 7251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return new GopherURLConnection(u); 7351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 7451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski} 7551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 7651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebskiclass GopherURLConnection extends sun.net.www.URLConnection { 7751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 7851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski Permission permission; 7951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 8051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski GopherURLConnection(URL u) { 8151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski super(u); 8251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 8351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 8451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public void connect() throws IOException { 8551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 8651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 8751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public InputStream getInputStream() throws IOException { 8851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return new GopherClient(this).openStream(url); 8951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 9051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski 9151b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski public Permission getPermission() { 9251b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski if (permission == null) { 9351b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski int port = url.getPort(); 9451b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski port = port < 0 ? 70 : port; 9551b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski String host = url.getHost() + ":" + url.getPort(); 9651b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski permission = new SocketPermission(host, "connect"); 9751b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 9851b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski return permission; 9951b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski } 10051b1b6997fd3f980076b8081f7f1165ccc2a4008Piotr Jastrzebski} 101