J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2001 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 | /* |
| 25 | * |
| 26 | * @bug 4488458 |
| 27 | * @summary Test that MutlicastSocket.joinGroup is working for |
| 28 | * various multicast and non-multicast addresses. |
| 29 | */ |
| 30 | import java.net.*; |
| 31 | import java.util.Enumeration; |
| 32 | import java.io.IOException; |
| 33 | |
| 34 | public class MulticastAddresses { |
| 35 | |
| 36 | public static void main(String args[]) throws Exception { |
| 37 | |
| 38 | boolean ipv6_available = false; |
| 39 | NetworkInterface ni = null; |
| 40 | |
| 41 | /* |
| 42 | * Examine the network interfaces and determine :- |
| 43 | * |
| 44 | * 1. If host has IPv6 support |
| 45 | * 2. Get reference to a non-loopback interface |
| 46 | */ |
| 47 | Enumeration nifs = NetworkInterface.getNetworkInterfaces(); |
| 48 | while (nifs.hasMoreElements()) { |
| 49 | NetworkInterface this_ni = (NetworkInterface)nifs.nextElement(); |
| 50 | |
| 51 | Enumeration addrs = this_ni.getInetAddresses(); |
| 52 | while (addrs.hasMoreElements()) { |
| 53 | InetAddress addr = (InetAddress)addrs.nextElement(); |
| 54 | if (addr instanceof Inet6Address) { |
| 55 | ipv6_available = true; |
| 56 | } |
| 57 | |
| 58 | if (!addr.isLoopbackAddress() && ni == null) { |
| 59 | ni = this_ni; |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | if (ipv6_available) { |
| 64 | break; |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | int failures = 0; |
| 69 | |
| 70 | String multicasts[] = { |
| 71 | "224.80.80.80", |
| 72 | "ff01::1", |
| 73 | "ff02::1234", |
| 74 | "ff05::a", |
| 75 | "ff0e::1234:a" }; |
| 76 | |
| 77 | String non_multicasts[] = { |
| 78 | "129.1.1.1", |
| 79 | "::1", |
| 80 | "::129.1.1.1", |
| 81 | "fe80::a00:20ff:fee5:bc02" }; |
| 82 | |
| 83 | MulticastSocket s = new MulticastSocket(); |
| 84 | |
| 85 | /* test valid multicast addresses */ |
| 86 | |
| 87 | for (int i=0; i<multicasts.length; i++) { |
| 88 | InetAddress ia = InetAddress.getByName(multicasts[i]); |
| 89 | if (ia instanceof Inet6Address && !ipv6_available) { |
| 90 | continue; |
| 91 | } |
| 92 | |
| 93 | System.out.println("Test: " + ia); |
| 94 | |
| 95 | try { |
| 96 | |
| 97 | System.out.print(" joinGroup(InetAddress) "); |
| 98 | s.joinGroup(ia); |
| 99 | s.leaveGroup(ia); |
| 100 | System.out.println(" Passed."); |
| 101 | |
| 102 | System.out.print(" joinGroup(InetAddress,NetworkInterface) "); |
| 103 | s.joinGroup(new InetSocketAddress(ia,0), ni); |
| 104 | s.leaveGroup(new InetSocketAddress(ia,0), ni); |
| 105 | System.out.println(" Passed."); |
| 106 | } catch (IOException e) { |
| 107 | failures++; |
| 108 | System.out.println("Failed: " + e.getMessage()); |
| 109 | } |
| 110 | |
| 111 | } |
| 112 | |
| 113 | /* test non-multicast addresses */ |
| 114 | |
| 115 | for (int i=0; i<non_multicasts.length; i++) { |
| 116 | InetAddress ia = InetAddress.getByName(non_multicasts[i]); |
| 117 | if (ia instanceof Inet6Address && !ipv6_available) { |
| 118 | continue; |
| 119 | } |
| 120 | |
| 121 | boolean failed = false; |
| 122 | |
| 123 | System.out.println("Test: " + ia + " "); |
| 124 | try { |
| 125 | System.out.println(" joinGroup(InetAddress) "); |
| 126 | s.joinGroup(ia); |
| 127 | |
| 128 | System.out.println("Failed!! -- incorrectly joined group"); |
| 129 | failed = true; |
| 130 | } catch (IOException e) { |
| 131 | System.out.println(" Passed: " + e.getMessage()); |
| 132 | } |
| 133 | |
| 134 | if (failed) { |
| 135 | s.leaveGroup(ia); |
| 136 | failures++; |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | /* done */ |
| 141 | |
| 142 | s.close(); |
| 143 | |
| 144 | if (failures > 0) { |
| 145 | throw new Exception(failures + " test(s) failed - see log file."); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | } |