J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1999 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | * @bug 4132931 |
| 26 | * @summary DatagramSocket should use a factory for its impl |
| 27 | * |
| 28 | * @build ADatagramSocket |
| 29 | * @run shell ADatagramSocket.sh |
| 30 | */ |
| 31 | import java.io.*; |
| 32 | import java.net.*; |
| 33 | import java.util.*; |
| 34 | |
| 35 | public class ADatagramSocket { |
| 36 | public static void main(String[] args) throws IOException { |
| 37 | // testing out setDatagramSocketImplFactory |
| 38 | System.err.println("setting DatagramSocketImplFactory..."); |
| 39 | try { |
| 40 | DatagramSocket.setDatagramSocketImplFactory(new java.net.MyDatagramSocketImplFactory()); |
| 41 | } catch (Exception ex) { |
| 42 | throw new RuntimeException("Setting DatagramSocketImplFactory failed!"); |
| 43 | } |
| 44 | new QuoteServerThread().start(); |
| 45 | |
| 46 | // get a datagram socket |
| 47 | DatagramSocket socket = new DatagramSocket(); |
| 48 | |
| 49 | // send request |
| 50 | byte[] buf = new byte[256]; |
| 51 | InetAddress address = InetAddress.getLocalHost(); |
| 52 | DatagramPacket packet = new DatagramPacket(buf, buf.length, address, 4445); |
| 53 | socket.send(packet); |
| 54 | |
| 55 | // get response |
| 56 | packet = new DatagramPacket(buf, buf.length); |
| 57 | socket.receive(packet); |
| 58 | |
| 59 | // display response |
| 60 | String received = new String(packet.getData(), 0); |
| 61 | System.err.println("Success!! Server current time is: " + received); |
| 62 | |
| 63 | socket.close(); |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | class QuoteServerThread extends Thread { |
| 68 | |
| 69 | protected DatagramSocket socket = null; |
| 70 | |
| 71 | public QuoteServerThread() throws IOException { |
| 72 | this("QuoteServerThread"); |
| 73 | } |
| 74 | |
| 75 | public QuoteServerThread(String name) throws IOException { |
| 76 | super(name); |
| 77 | socket = new DatagramSocket(4445); |
| 78 | } |
| 79 | |
| 80 | public void run() { |
| 81 | try { |
| 82 | byte[] buf = new byte[256]; |
| 83 | |
| 84 | // receive request |
| 85 | DatagramPacket packet = new DatagramPacket(buf, buf.length); |
| 86 | socket.receive(packet); |
| 87 | |
| 88 | // figure out response |
| 89 | String dString = null; |
| 90 | dString = new Date().toString(); |
| 91 | buf = dString.getBytes(); |
| 92 | |
| 93 | // send the response to the client at "address" and "port" |
| 94 | InetAddress address = packet.getAddress(); |
| 95 | int port = packet.getPort(); |
| 96 | packet = new DatagramPacket(buf, buf.length, address, port); |
| 97 | socket.send(packet); |
| 98 | } catch (IOException e) { |
| 99 | e.printStackTrace(); |
| 100 | } |
| 101 | socket.close(); |
| 102 | } |
| 103 | } |