| /* |
| * Copyright (c) 2005, 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 4691932 |
| * @summary Programmatic access to network parameters |
| */ |
| |
| import java.net.*; |
| import java.util.Enumeration; |
| |
| public class NetParamsTest { |
| private static void printIF(NetworkInterface netif) throws SocketException { |
| System.out.println(netif.getName() + " : "); |
| System.out.println("\tStatus: " + (netif.isUp() ? " UP" : "DOWN")); |
| byte[] mac = netif.getHardwareAddress(); |
| if (mac != null) { |
| System.out.print("\tHardware Address: "); |
| for (byte b : mac) { |
| System.out.print(Integer.toHexString(b) + ":"); |
| } |
| System.out.println(); |
| } |
| System.out.println("\tLoopback: " + netif.isLoopback()); |
| System.out.println("\tPoint to Point: " + netif.isPointToPoint()); |
| System.out.println("\tVirtual: " + netif.isVirtual()); |
| if (netif.isVirtual()) { |
| System.out.println("\tParent Interface: " + netif.getParent().getName()); |
| } |
| System.out.println("\tMulticast: " + netif.supportsMulticast()); |
| |
| System.out.println("\tMTU: " + netif.getMTU()); |
| System.out.println("\tBindings:"); |
| java.util.List<InterfaceAddress> binds = netif.getInterfaceAddresses(); |
| for (InterfaceAddress b : binds) { |
| System.out.println("\t\t" + b); |
| } |
| Enumeration<NetworkInterface> ifs = netif.getSubInterfaces(); |
| while(ifs.hasMoreElements()) { |
| NetworkInterface subif = ifs.nextElement(); |
| printIF(subif); |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| Enumeration<NetworkInterface> ifs = NetworkInterface.getNetworkInterfaces(); |
| while (ifs.hasMoreElements()) { |
| NetworkInterface netif = ifs.nextElement(); |
| printIF(netif); |
| } |
| } |
| } |