68 lines
2.4 KiB
Java
68 lines
2.4 KiB
Java
/*
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* Copyright (c) 2003, 2016, 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 4930397
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* @summary Make sure MemoryMXBean has two notification types.
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* @author Mandy Chung
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*
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* @modules jdk.management
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* @run main GetMBeanInfo
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*/
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import java.lang.management.*;
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import javax.management.*;
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public class GetMBeanInfo {
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private static final int EXPECTED_NOTIF_TYPES = 2;
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private static int count = 0;
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public static void main(String argv[]) throws Exception {
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final ObjectName objName;
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objName = new ObjectName(ManagementFactory.MEMORY_MXBEAN_NAME);
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MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
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MBeanInfo minfo = mbs.getMBeanInfo(objName);
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MBeanNotificationInfo[] notifs = minfo.getNotifications();
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for (int i = 0; i < notifs.length; i++) {
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printNotifType(notifs[i]);
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}
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if (count != EXPECTED_NOTIF_TYPES) {
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throw new RuntimeException("Unexpected number of notification types"
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+ " count = " + count +
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" expected = " + EXPECTED_NOTIF_TYPES);
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}
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}
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private static void printNotifType(MBeanNotificationInfo notif) {
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String[] types = notif.getNotifTypes();
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for (int i = 0; i < types.length; i++) {
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System.out.println(types[i]);
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count++;
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}
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}
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}
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