| /* |
| * Copyright (c) 2015, 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. |
| */ |
| |
| import java.lang.management.ManagementFactory; |
| import java.lang.management.PlatformManagedObject; |
| |
| /* |
| * @test |
| * @bug 8042901 |
| * @summary If jdk.management is present, GarbageCollectorMXBean and ThreadMXBean |
| * must be from com.sun.management.internal |
| * @author Shanliang Jiang |
| */ |
| public class CheckSomeMXBeanImplPackage { |
| private static String implPackageName = "com.sun.management.internal"; |
| |
| public static void main(String[] args) throws Exception { |
| boolean present = false; |
| try { |
| Class.forName("com.sun.management.GarbageCollectorMXBean"); |
| present = true; |
| } catch (ClassNotFoundException cnfe) {} |
| |
| if (present) { |
| Class <? extends PlatformManagedObject> klazz = |
| java.lang.management.GarbageCollectorMXBean.class; |
| for (Object obj : |
| ManagementFactory.getPlatformMXBeans(klazz)) { |
| check(klazz.getName(), obj); |
| } |
| |
| klazz = com.sun.management.GarbageCollectorMXBean.class; |
| for (Object obj : |
| ManagementFactory.getPlatformMXBeans(klazz)) { |
| check(klazz.getName(), obj); |
| } |
| |
| klazz = java.lang.management.ThreadMXBean.class; |
| check(klazz.getName(), |
| ManagementFactory.getPlatformMXBean(klazz)); |
| |
| klazz = com.sun.management.ThreadMXBean.class; |
| check(klazz.getName(), |
| ManagementFactory.getPlatformMXBean(klazz)); |
| |
| System.out.println("--- PASSED!"); |
| } else { |
| System.out.println("--- Skip the test, jdk.management module is not present!"); |
| } |
| } |
| |
| private static void check(String mbeanName, Object impl) { |
| if (!impl.getClass().getName().startsWith(implPackageName)) { |
| throw new RuntimeException(mbeanName+" implementation package " |
| + "should be: " + implPackageName |
| + ", but got: " + impl.getClass()); |
| } else { |
| System.out.println("--- Good, "+mbeanName+" got right implementation: " + impl); |
| } |
| } |
| } |