1 /* 2 * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @summary Ensure that java.rmi.Naming.lookup can handle URLs containing 26 * IPv6 addresses. 27 * @bug 4402708 28 * @library ../testlibrary 29 * @build TestLibrary 30 * @run main/othervm -Djava.net.preferIPv6Addresses=true LookupIPv6 31 */ 32 33 import java.net.InetAddress; 34 import java.net.Inet6Address; 35 import java.net.MalformedURLException; 36 import java.rmi.Naming; 37 import java.rmi.registry.LocateRegistry; 38 import java.rmi.registry.Registry; 39 40 public class LookupIPv6 { 41 public static void main(String[] args) throws Exception { 42 // use loopback IPv6 address to avoid lengthy socket connection delays 43 String[] urls = { 44 "rmi://[0000:0000:0000:0000:0000:0000:0000:0001]/foo", 45 "//[0:0:0:0:0:0:0:1]:88/foo", 46 "rmi://[0::0:0:0:1]/foo:bar", 47 "//[::1]:88" 48 }; 49 for (int i = 0; i < urls.length; i++) { 50 try { 51 Naming.lookup(urls[i]); 52 } catch (MalformedURLException ex) { 53 throw ex; 54 } catch (Exception ex) { 55 // URLs are bogus, lookups expected to fail 56 } 57 } 58 59 /* Attempt to use IPv6-based URL to look up object in local registry. 60 * Since not all platforms support IPv6, this portion of the test may 61 * be a no-op in some cases. On supporting platforms, the first 62 * element of the array returned by InetAddress.getAllByName should be 63 * an Inet6Address since this test is run with 64 * -Djava.net.preferIPv6Addresses=true. 65 */ 66 int port = TestLibrary.getUnusedRandomPort(); 67 InetAddress localAddr = InetAddress.getAllByName(null)[0]; 68 if (localAddr instanceof Inet6Address) { 69 System.out.println("IPv6 detected"); 70 Registry reg; 71 try { 72 reg = LocateRegistry.createRegistry(port); 73 } catch (Exception ex) { 74 reg = LocateRegistry.getRegistry(); 75 } 76 reg.rebind("foo", reg); 77 Naming.lookup(String.format("rmi://[%s]:%d/foo", 78 localAddr.getHostAddress(), port)); 79 } 80 } 81 }