150 lines
4.6 KiB
Java
150 lines
4.6 KiB
Java
/*
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* Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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*
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* @bug 4488458
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* @summary Test that MutlicastSocket.joinGroup is working for
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* various multicast and non-multicast addresses.
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*/
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import java.net.*;
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import java.util.Enumeration;
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import java.io.IOException;
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public class MulticastAddresses {
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public static void main(String args[]) throws Exception {
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boolean ipv6_available = false;
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NetworkInterface ni = null;
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/*
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* Examine the network interfaces and determine :-
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*
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* 1. If host has IPv6 support
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* 2. Get reference to a non-loopback interface
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*/
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Enumeration nifs = NetworkInterface.getNetworkInterfaces();
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while (nifs.hasMoreElements()) {
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NetworkInterface this_ni = (NetworkInterface)nifs.nextElement();
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Enumeration addrs = this_ni.getInetAddresses();
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while (addrs.hasMoreElements()) {
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InetAddress addr = (InetAddress)addrs.nextElement();
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if (addr instanceof Inet6Address) {
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ipv6_available = true;
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}
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if (!addr.isLoopbackAddress() && ni == null) {
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ni = this_ni;
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}
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}
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if (ipv6_available) {
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break;
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}
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}
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int failures = 0;
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String multicasts[] = {
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"224.80.80.80",
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"ff01::1",
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"ff02::1234",
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"ff05::a",
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"ff0e::1234:a" };
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String non_multicasts[] = {
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"129.1.1.1",
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"::1",
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"::129.1.1.1",
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"fe80::a00:20ff:fee5:bc02" };
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MulticastSocket s = new MulticastSocket();
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/* test valid multicast addresses */
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for (int i=0; i<multicasts.length; i++) {
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InetAddress ia = InetAddress.getByName(multicasts[i]);
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if (ia instanceof Inet6Address && !ipv6_available) {
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continue;
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}
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System.out.println("Test: " + ia);
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try {
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System.out.print(" joinGroup(InetAddress) ");
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s.joinGroup(ia);
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s.leaveGroup(ia);
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System.out.println(" Passed.");
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System.out.print(" joinGroup(InetAddress,NetworkInterface) ");
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s.joinGroup(new InetSocketAddress(ia,0), ni);
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s.leaveGroup(new InetSocketAddress(ia,0), ni);
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System.out.println(" Passed.");
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} catch (IOException e) {
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failures++;
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System.out.println("Failed: " + e.getMessage());
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}
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}
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/* test non-multicast addresses */
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for (int i=0; i<non_multicasts.length; i++) {
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InetAddress ia = InetAddress.getByName(non_multicasts[i]);
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if (ia instanceof Inet6Address && !ipv6_available) {
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continue;
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}
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boolean failed = false;
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System.out.println("Test: " + ia + " ");
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try {
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System.out.println(" joinGroup(InetAddress) ");
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s.joinGroup(ia);
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System.out.println("Failed!! -- incorrectly joined group");
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failed = true;
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} catch (IOException e) {
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System.out.println(" Passed: " + e.getMessage());
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}
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if (failed) {
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s.leaveGroup(ia);
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failures++;
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}
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}
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/* done */
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s.close();
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if (failures > 0) {
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throw new Exception(failures + " test(s) failed - see log file.");
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}
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}
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}
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