1 /*
   2  * Copyright (c) 2007, 2015, 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.
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  23 
  24 /*
  25  * @test SameObjectTwoNamesTest.java
  26  * @bug 6283873
  27  * @summary Check that registering the same MXBean under two different
  28  * names produces an exception
  29  * @author Alexander Shusherov
  30  * @author Eamonn McManus
  31  *
  32  * @run main SameObjectTwoNamesTest
  33  * @run main/othervm -Djmx.mxbean.multiname=true SameObjectTwoNamesTest
  34  */
  35 
  36 import javax.management.InstanceAlreadyExistsException;
  37 import javax.management.MBeanServer;
  38 import javax.management.MBeanServerFactory;
  39 import javax.management.ObjectName;
  40 
  41 public class SameObjectTwoNamesTest {
  42 
  43     public static void main(String[] args) throws Exception {
  44         boolean expectException =
  45                 (System.getProperty("jmx.mxbean.multiname") == null);
  46         try {
  47             ObjectName objectName1 = new ObjectName("test:index=1");
  48             ObjectName objectName2 = new ObjectName("test:index=2");
  49             MBeanServer mbs = MBeanServerFactory.createMBeanServer();
  50             MXBC_SimpleClass01 mxBeanObject = new MXBC_SimpleClass01();
  51 
  52             mbs.registerMBean(mxBeanObject, objectName1);
  53 
  54             mbs.registerMBean(mxBeanObject, objectName2);
  55 
  56             if (expectException) {
  57                 throw new Exception("TEST FAILED: " +
  58                         "InstanceAlreadyExistsException was not thrown");
  59             } else
  60                 System.out.println("Correctly got no exception with compat property");
  61         } catch (InstanceAlreadyExistsException e) {
  62             if (expectException) {
  63                 System.out.println("Got expected InstanceAlreadyExistsException:");
  64                 e.printStackTrace(System.out);
  65             } else {
  66                 throw new Exception(
  67                         "TEST FAILED: Got exception even though compat property set", e);
  68             }
  69         }
  70         System.out.println("TEST PASSED");
  71     }
  72 
  73     public interface MXBC_Simple01MXBean {}
  74 
  75     public static class MXBC_SimpleClass01 implements MXBC_Simple01MXBean {}
  76 
  77 }