1 /*
   2  * Copyright (c) 2007, 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 /*
  25  * @test
  26  * @bug 4278121
  27  * @summary Ensure that calling unbind() on an unbound name returns
  28  *     successfully.
  29  * @modules java.rmi/sun.rmi.registry java.rmi/sun.rmi.server
  30  *     java.rmi/sun.rmi.transport java.rmi/sun.rmi.transport.tcp
  31  * @library ../../../../../../java/rmi/testlibrary
  32  * @build TestLibrary
  33  * @run main UnbindIdempotent
  34  */
  35 
  36 import java.rmi.registry.Registry;
  37 import javax.naming.Context;
  38 import javax.naming.InitialContext;
  39 import javax.naming.NameNotFoundException;
  40 import javax.naming.NamingException;
  41 
  42 public class UnbindIdempotent {
  43 
  44     public static void main(String[] args) throws Exception {
  45         Registry registry = TestLibrary.createRegistryOnUnusedPort();
  46         int registryPort = TestLibrary.getRegistryPort(registry);
  47         InitialContext ictx = new InitialContext();
  48         Context rctx;
  49 
  50         try {
  51             rctx = (Context)ictx.lookup("rmi://localhost:" + Integer.toString(registryPort));
  52         } catch (NamingException e) {
  53             // Unable to set up for test.
  54             return;
  55         }
  56 
  57         // Attempt to unbind a name that is not already bound.
  58         try {
  59             rctx.unbind("_bogus_4278121_");
  60         } catch (NameNotFoundException e) {
  61             throw new Exception("Test failed:  unbind() call not idempotent");
  62         }
  63     }
  64 }