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 6175517 27 * @summary Ensure that preRegister etc are called, but not when wrapped 28 * by the class StandardMBean 29 * @author Eamonn McManus 30 * @modules java.management 31 * @run clean MXBeanPreRegisterTest 32 * @run build MXBeanPreRegisterTest 33 * @run main MXBeanPreRegisterTest 34 */ 35 36 import javax.management.*; 37 38 public class MXBeanPreRegisterTest { 39 public static interface EmptyMBean {} 40 41 public static interface EmptyMXBean extends EmptyMBean {} 42 43 public static class Base implements MBeanRegistration { 44 public ObjectName preRegister(MBeanServer mbs, ObjectName n) { 45 count++; 46 return n; 47 } 48 49 public void postRegister(Boolean done) { 50 count++; 51 } 52 53 public void preDeregister() { 54 count++; 55 } 56 57 public void postDeregister() { 58 count++; 59 } 60 61 int count; 62 } 63 64 public static class Empty extends Base implements EmptyMBean {} 65 66 public static class EmptyMX extends Base implements EmptyMXBean {} 67 68 public static void main(String[] args) throws Exception { 69 for (boolean mx : new boolean[] {false, true}) 70 for (boolean wrapped : new boolean[] {false, true}) 71 test(mx, wrapped); 72 if (failure != null) 73 throw new Exception("TEST FAILED: " + failure); 74 System.out.println("TEST PASSED"); 75 } 76 77 private static void test(boolean mx, boolean wrapped) throws Exception { 78 MBeanServer mbs = MBeanServerFactory.newMBeanServer(); 79 ObjectName on = new ObjectName("a:b=c"); 80 Base mbean = mx ? new EmptyMX() : new Empty(); 81 Object reg = wrapped ? new StandardMBean(mbean, null, mx) : mbean; 82 mbs.registerMBean(reg, on); 83 mbs.unregisterMBean(on); 84 String testDescr = 85 (mx ? "MXBean" : "Standard MBean") + 86 (wrapped ? " wrapped in StandardMBean class should not" : 87 " should") + 88 " call MBeanRegistration methods"; 89 boolean ok = mbean.count == (wrapped ? 0 : 4); 90 if (ok) 91 System.out.println("OK: " + testDescr); 92 else { 93 failure = testDescr; 94 System.out.println("FAILED: " + failure); 95 } 96 } 97 98 private static String failure; 99 }