1 /*
   2  * Copyright (c) 2005, 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.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 5072174 6335848
  27  * @summary test the new method javax.management.Query.isInstanceOf("className")
  28  * @author Shanliang JIANG
  29  * @modules java.management
  30  * @run clean InstanceOfExpTest
  31  * @run build InstanceOfExpTest
  32  * @run main InstanceOfExpTest
  33  */
  34 
  35 import java.util.*;
  36 import java.lang.management.ManagementFactory;
  37 
  38 import javax.management.*;
  39 
  40 public class InstanceOfExpTest {
  41 
  42     public static class Simple implements SimpleMBean {}
  43     public static interface SimpleMBean {}
  44 
  45     public static void main(String[] args) throws Exception {
  46         System.out.println(">>> Test the method javax.management.Query.isInstanceOf");
  47 
  48         MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
  49         final String className = "javax.management.NotificationBroadcaster";
  50 
  51         final ObjectName name1 = new ObjectName("test:simple=1");
  52         mbs.createMBean(Simple.class.getName(), name1);
  53 
  54         final ObjectName name2 = new ObjectName("test:timer=1");
  55         mbs.createMBean("javax.management.timer.Timer", name2);
  56 
  57         QueryExp exp = Query.isInstanceOf(Query.value(className));
  58         Set<ObjectName> list = mbs.queryNames(new ObjectName("*:*"), exp);
  59 
  60         if (list.contains(name1) || !list.contains(name2)) {
  61             throw new RuntimeException("InstanceOfExp does not work.");
  62         }
  63 
  64         for (ObjectName on : list) {
  65             if (!mbs.isInstanceOf(on, className)) {
  66                 throw new RuntimeException("InstanceOfQueryExp does not work.");
  67             }
  68         }
  69 
  70         Set<ObjectName> all = mbs.queryNames(null, null);
  71         for (ObjectName n : all) {
  72             if (mbs.isInstanceOf(n, className) != list.contains(n))
  73                 throw new RuntimeException("InstanceOfExp does not work.");
  74         }
  75 
  76         try {
  77             QueryExp exp1 = Query.isInstanceOf(null);
  78             throw new RuntimeException("Not got an exception with a null class name.");
  79         } catch (IllegalArgumentException iae) {
  80             // OK. Good
  81         }
  82     }
  83 }