905330d4ea
Reviewed-by: chegar, dfuchs
68 lines
2.8 KiB
Java
68 lines
2.8 KiB
Java
/*
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* Copyright (c) 2010, 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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/* @test
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* @bug 6964714
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* @library /test/lib
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* @run main/othervm -Djava.net.preferIPv4Stack=true IPv4Only
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* @summary Test the networkinterface listing with java.net.preferIPv4Stack=true.
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*/
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import java.net.*;
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import java.util.*;
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import jdk.test.lib.net.IPSupport;
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public class IPv4Only {
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public static void main(String[] args) throws Exception {
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if (IPSupport.hasIPv4()) {
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System.out.println("Testing IPv4");
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Enumeration<NetworkInterface> nifs = NetworkInterface.getNetworkInterfaces();
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while (nifs.hasMoreElements()) {
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NetworkInterface nif = nifs.nextElement();
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Enumeration<InetAddress> addrs = nif.getInetAddresses();
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while (addrs.hasMoreElements()) {
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InetAddress hostAddr = addrs.nextElement();
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if ( hostAddr instanceof Inet6Address ){
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throw new RuntimeException( "NetworkInterfaceV6List failed - found v6 address " + hostAddr.getHostAddress() );
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}
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}
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}
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} else {
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try {
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NetworkInterface.getNetworkInterfaces();
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throw new RuntimeException("NetworkInterface.getNetworkInterfaces() should throw SocketException");
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} catch (SocketException expected) {
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System.out.println("caught expected exception: " + expected);
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}
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try {
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NetworkInterface.networkInterfaces();
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throw new RuntimeException("NetworkInterface.networkInterfaces() should throw SocketException");
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} catch (SocketException expected) {
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System.out.println("caught expected exception: " + expected);
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}
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}
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}
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}
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