/* * Copyright (c) 2001, 2018, 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.
*/
publicclass LookupIPv6 { publicstaticvoid main(String[] args) throws Exception { // use loopback IPv6 address to avoid lengthy socket connection delays
String[] urls = { "rmi://[0000:0000:0000:0000:0000:0000:0000:0001]/foo", "//[0:0:0:0:0:0:0:1]:88/foo", "rmi://[0::0:0:0:1]/foo:bar", "//[::1]:88"
}; for (int i = 0; i < urls.length; i++) { try {
Naming.lookup(urls[i]);
} catch (MalformedURLException ex) { throw ex;
} catch (Exception ex) { // URLs are bogus, lookups expected to fail
}
}
/* Attempt to use IPv6-based URL to look up object in local registry. * Since not all platforms support IPv6, this portion of the test may * be a no-op in some cases. On supporting platforms, the first * element of the array returned by InetAddress.getAllByName should be * an Inet6Address since this test is run with * -Djava.net.preferIPv6Addresses=true.
*/
InetAddress localAddr = InetAddress.getAllByName(null)[0]; if (localAddr instanceof Inet6Address) {
System.out.println("IPv6 detected");
RegistryVM rvm = RegistryVM.createRegistryVM(); try {
rvm.start();
String name = String.format("rmi://[%s]:%d/foo",
localAddr.getHostAddress(), rvm.getPort());
Naming.rebind(name, new R());
Naming.lookup(name);
} finally {
rvm.cleanup();
}
}
}
privatestaticclass R implements Remote, Serializable { }
}
Messung V0.5
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