107 lines
3.8 KiB
Java
107 lines
3.8 KiB
Java
/*
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* Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 6175517
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* @summary Check that Standard MBeans can change their MBeanNotificationInfo[]
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* and MXBeans cannot
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* @author Eamonn McManus
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*
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* @run clean ChangingNotifsTest
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* @run build ChangingNotifsTest
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* @run main ChangingNotifsTest
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*/
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import javax.management.*;
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import java.util.Arrays;
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public class ChangingNotifsTest {
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public static interface EmptyMBean {}
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public static interface EmptyMXBean {}
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public static class Base extends NotificationBroadcasterSupport {
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@Override
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public MBeanNotificationInfo[] getNotificationInfo() {
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MBeanNotificationInfo inf =
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new MBeanNotificationInfo(new String[0],
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Integer.toString(++called),
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"description");
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return new MBeanNotificationInfo[] {inf};
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}
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private static int called;
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}
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public static class Empty extends Base implements EmptyMBean {}
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public static class EmptyMX extends Base implements EmptyMXBean {}
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public static void main(String[] args) throws Exception {
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MBeanServer mbs = MBeanServerFactory.newMBeanServer();
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ObjectName name = new ObjectName("a:b=c");
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for (boolean mx : new boolean[] {false, true})
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test(mbs, name, mx);
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if (failure != null)
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throw new Exception(failure);
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System.out.println("TEST PASSED");
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}
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private static void test(MBeanServer mbs, ObjectName name, boolean mx)
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throws Exception {
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Object mbean = mx ? new EmptyMX() : new Empty();
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String what = mx ? "MXBean" : "Standard MBean";
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mbs.registerMBean(mbean, name);
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try {
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MBeanInfo mbi = mbs.getMBeanInfo(name);
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Descriptor d = mbi.getDescriptor();
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String immut = (String) d.getFieldValue("immutableInfo");
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boolean immutable = (immut != null && immut.equals("true"));
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if (immutable != mx) {
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fail(what + " has immutableInfo=" + immut + ", should be " +
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mx);
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return;
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}
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MBeanNotificationInfo[] n1 = mbi.getNotifications().clone();
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mbi = mbs.getMBeanInfo(name);
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boolean unchanged = Arrays.deepEquals(mbi.getNotifications(), n1);
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if (unchanged != mx) {
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fail(what + " notif info " +
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(unchanged ? "did not change" : "changed"));
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return;
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}
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System.out.println("OK: " + what);
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} finally {
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mbs.unregisterMBean(name);
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}
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}
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private static void fail(String why) {
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failure = "FAILED: " + why;
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System.out.println(failure);
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}
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private static String failure;
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}
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