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 * 29 * @run main/othervm -Djava.net.preferIPv6Addresses=true LookupIPv6 30 */ 31 32 import java.net.InetAddress; 33 import java.net.Inet6Address; 34 import java.net.MalformedURLException; 35 import java.rmi.Naming; 36 import java.rmi.registry.LocateRegistry; 37 import java.rmi.registry.Registry; 38 39 public class LookupIPv6 { 40 public static void main(String[] args) throws Exception { 41 // use loopback IPv6 address to avoid lengthy socket connection delays 42 String[] urls = { 43 "rmi://[0000:0000:0000:0000:0000:0000:0000:0001]/foo", 44 "//[0:0:0:0:0:0:0:1]:88/foo", 45 "rmi://[0::0:0:0:1]/foo:bar", 46 "//[::1]:88" 47 }; 48 for (int i = 0; i < urls.length; i++) { 49 try { 50 Naming.lookup(urls[i]); 51 } catch (MalformedURLException ex) { 52 throw ex; 53 } catch (Exception ex) { 54 // URLs are bogus, lookups expected to fail 55 } 56 } 57 58 /* Attempt to use IPv6-based URL to look up object in local registry. 59 * Since not all platforms support IPv6, this portion of the test may 60 * be a no-op in some cases. On supporting platforms, the first 61 * element of the array returned by InetAddress.getAllByName should be 62 * an Inet6Address since this test is run with 63 * -Djava.net.preferIPv6Addresses=true. 64 */ 65 InetAddress localAddr = InetAddress.getAllByName(null)[0]; 66 if (localAddr instanceof Inet6Address) { 67 System.out.println("IPv6 detected"); 68 Registry reg; 69 try { 70 reg = LocateRegistry.createRegistry(Registry.REGISTRY_PORT); 71 } catch (Exception ex) { 72 reg = LocateRegistry.getRegistry(); 73 } 74 reg.rebind("foo", reg); 75 Naming.lookup("rmi://[" + localAddr.getHostAddress() + "]/foo"); 76 } 77 } 78 }