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+/*
+ * Copyright 2001 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4422122
+ * @summary Test that MulticastSocket.getInterface returns the
+ * same InetAddress set by MulticastSocket.setInterface
+ */
+import java.net.*;
+import java.util.Enumeration;
+import java.io.IOException;
+
+public class TestInterfaces {
+
+ public static void main(String args[]) throws Exception {
+ int failures = 0;
+
+ MulticastSocket soc = new MulticastSocket();
+
+ Enumeration nifs = NetworkInterface.getNetworkInterfaces();
+ while (nifs.hasMoreElements()) {
+ NetworkInterface ni = (NetworkInterface)nifs.nextElement();
+
+ /*
+ * Test MulticastSocket.getInterface
+ */
+ Enumeration addrs = ni.getInetAddresses();
+ while (addrs.hasMoreElements()) {
+ InetAddress ia = (InetAddress)addrs.nextElement();
+
+ System.out.println("********************************");
+ System.out.println("MulticastSocket.setInterface(" + ia + ")");
+
+ try {
+ soc.setInterface(ia);
+ } catch (IOException ioe) {
+ System.err.println("Can't set interface to: " + ia
+ + " " + ioe.getMessage());
+ continue;
+ }
+
+ InetAddress curr = soc.getInterface();
+ if (!curr.equals(ia)) {
+ System.err.println("MulticastSocket.getInterface returned: " + curr);
+ System.err.println("Failed! Expected: " + ia);
+ failures++;
+ } else {
+ System.out.println("Passed.");
+ }
+ }
+
+ /*
+ * Test MulticastSocket.getNetworkInterface
+ */
+ System.out.println("********************************");
+ System.out.println("MulticastSocket.setNetworkInterface(" +
+ ni.getName() + ")");
+
+ try {
+ soc.setNetworkInterface(ni);
+ } catch (IOException ioe) {
+ System.err.println("Can't set interface to: " + ni.getName()
+ + " " + ioe.getMessage());
+ continue;
+ }
+
+ NetworkInterface curr = soc.getNetworkInterface();
+ if (!curr.equals(ni)) {
+ System.err.println("MulticastSocket.getNetworkInterface returned: " + curr);
+ System.err.println("Failed! Expected: " + ni);
+ failures++;
+ } else {
+ System.out.println("Passed.");
+ }
+
+ }
+
+ if (failures > 0) {
+ System.out.println("********************************");
+ throw new Exception(failures + " test(s) failed!!!");
+ }
+
+ }
+
+}