| /* |
| * Copyright (c) 2001, 2017, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.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 |
| * @library /test/lib |
| * @build jdk.test.lib.NetworkConfiguration |
| * jdk.test.lib.Platform |
| * @run main TestInterfaces |
| */ |
| import jdk.test.lib.NetworkConfiguration; |
| |
| import java.net.*; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Enumeration; |
| import java.io.IOException; |
| |
| public class TestInterfaces { |
| |
| static final boolean isWindows = System.getProperty("os.name").startsWith("Windows"); |
| |
| 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(); |
| |
| // JDK-8022963, Skip (Windows) Teredo Tunneling Pseudo-Interface |
| String dName = ni.getDisplayName(); |
| if (isWindows && dName != null && dName.contains("Teredo")) |
| continue; |
| |
| // Skip those interfaces not up or not support multicast |
| if (!ni.isUp() || !ni.supportsMulticast()) |
| continue; |
| |
| /* |
| * Test MulticastSocket.getInterface |
| */ |
| System.out.println("Testing network interface " + ni); |
| 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("NetworkInterface under test " + ni); |
| displayInterfaceInformation(ni); |
| 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); |
| System.err.println("NetworkInterface details for curr variable "); |
| displayInterfaceInformation(curr); |
| System.err.println("NetworkInterface details for ni variable "); |
| displayInterfaceInformation(ni) ; |
| failures++; |
| } else { |
| System.out.println("Passed."); |
| } |
| |
| } |
| |
| if (failures > 0) { |
| System.err.println("********************************"); |
| NetworkConfiguration.printSystemConfiguration(System.err); |
| System.out.println("********************************"); |
| throw new Exception(failures + " test(s) failed!!!"); |
| } |
| |
| } |
| |
| static void displayInterfaceInformation(NetworkInterface netint) throws SocketException { |
| System.err.println("Display name: " + netint.getDisplayName()); |
| System.err.println("Name: " + netint.getName()); |
| Enumeration<InetAddress> inetAddresses = netint.getInetAddresses(); |
| |
| for (InetAddress inetAddress : Collections.list(inetAddresses)) |
| System.err.println("InetAddress: " + inetAddress); |
| |
| System.err.println("Up? " + netint.isUp()); |
| System.err.println("Loopback? " + netint.isLoopback()); |
| System.err.println("PointToPoint? " + netint.isPointToPoint()); |
| System.err.println("Supports multicast? " + netint.supportsMulticast()); |
| System.err.println("Virtual? " + netint.isVirtual()); |
| System.err.println("Hardware address: " + |
| Arrays.toString(netint.getHardwareAddress())); |
| System.err.println("MTU: " + netint.getMTU()); |
| System.err.println("Index: " + netint.getIndex()); |
| System.err.println(); |
| } |
| } |