--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/com/sun/management/CheckSomeMXBeanImplPackage.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,81 @@
+/*
+ * 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);
+ }
+ }
+}