Java example source code file (MXBeanFallbackTest.java)

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Java - Java tags/keywords

exception, failed, failures, management, mbeanserver, mxbean, mxbeanfallbacktest, notcompliantmbeanexception, objectname, private, privatemxbean, test

The MXBeanFallbackTest.java Java example source code

/*
 * Copyright (c) 2005, 2013, 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.
 */

/*
 * @test
 * @bug 8010285
 * @summary Test for the private MXBean interface fallback.
 *          It needs to be a separate class because the "jdk.jmx.mbeans.allowNonPublic"
 *          system property must be set before c.s.j.m.MBeanAnalyzer has been loaded.
 * @author Jaroslav Bachorik
 * @run clean MXBeanFallbackTest
 * @run build MXBeanFallbackTest
 * @run main MXBeanFallbackTest
 */

import javax.management.MBeanServer;
import javax.management.MBeanServerFactory;
import javax.management.NotCompliantMBeanException;
import javax.management.ObjectName;

public class MXBeanFallbackTest {
    public static void main(String[] args) throws Exception {
        System.setProperty("jdk.jmx.mbeans.allowNonPublic", "true");
        testPrivateMXBean("Private", new Private());

        if (failures == 0)
            System.out.println("Test passed");
        else
            throw new Exception("TEST FAILURES: " + failures);
    }

    private static int failures = 0;

    private static interface PrivateMXBean {
        public int[] getInts();
    }

    public static class Private implements PrivateMXBean {
        public int[] getInts() {
            return new int[]{1,2,3};
        }
    }

    private static void testPrivateMXBean(String type, Object bean) throws Exception {
        System.out.println(type + " MXBean test...");
        MBeanServer mbs = MBeanServerFactory.newMBeanServer();
        ObjectName on = new ObjectName("test:type=" + type);
        try {
            mbs.registerMBean(bean, on);
            success("Private MXBean registered");
        } catch (NotCompliantMBeanException e) {
            failure("Failed to register the private MXBean - " +
                     bean.getClass().getInterfaces()[0].getName());
        }
    }

    private static void success(String what) {
        System.out.println("OK: " + what);
    }

    private static void failure(String what) {
        System.out.println("FAILED: " + what);
        failures++;
    }
}