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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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 *

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/*

 * @test

 * @bug     7150256

 * @summary Basic Test for the DiagnosticCommandMBean

 * @author  Frederic Parain, Shanliang JIANG

 *

 * @run main/othervm DcmdMBeanTest

 */

import java.lang.management.ManagementFactory;

import javax.management.Descriptor;

import javax.management.MBeanInfo;

import javax.management.MBeanOperationInfo;

import javax.management.MBeanServer;

import javax.management.ObjectName;

import javax.management.*;

import javax.management.remote.*;

public class DcmdMBeanTest {

    private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME =

        "com.sun.management:type=DiagnosticCommand";

    public static void main(String[] args) throws Exception {

        System.out.println("--->JRCMD MBean Test: invocation on \"operation info\"...");

        MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();

        JMXServiceURL url = new JMXServiceURL("rmi", null, 0);

        JMXConnectorServer cs = null;

        JMXConnector cc = null;

        try {

            cs = JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);

            cs.start();

            JMXServiceURL addr = cs.getAddress();

            cc = JMXConnectorFactory.connect(addr);

            MBeanServerConnection mbsc = cc.getMBeanServerConnection();

            ObjectName name = new ObjectName(HOTSPOT_DIAGNOSTIC_MXBEAN_NAME);

            MBeanInfo info = mbsc.getMBeanInfo(name);

            // the test should check that the MBean doesn't have any

            // Attribute, notification or constructor. Current version only

            // check operations

            System.out.println("Class Name:" + info.getClassName());

            System.out.println("Description:" + info.getDescription());

            MBeanOperationInfo[] opInfo = info.getOperations();

            System.out.println("Operations:");

            for (int i = 0; i < opInfo.length; i++) {

                printOperation(opInfo[i]);

                System.out.println("\n@@@@@@\n");

            }

        } finally {

            try {

                cc.close();

                cs.stop();

            } catch (Exception e) {

            }

        }

        System.out.println("Test passed");

    }

    static void printOperation(MBeanOperationInfo info) {

        System.out.println("Name: "+info.getName());

        System.out.println("Description: "+info.getDescription());

        System.out.println("Return Type: "+info.getReturnType());

        System.out.println("Impact: "+info.getImpact());

        Descriptor desc = info.getDescriptor();

        System.out.println("Descriptor");

        for(int i=0; i<desc.getFieldNames().length; i++) {

            if(desc.getFieldNames()[i].compareTo("dcmd.arguments") == 0) {

                System.out.println("\t"+desc.getFieldNames()[i]+":");

                Descriptor desc2 =

                        (Descriptor)desc.getFieldValue(desc.getFieldNames()[i]);

                for(int j=0; j<desc2.getFieldNames().length; j++) {

                    System.out.println("\t\t"+desc2.getFieldNames()[j]+"=");

                    Descriptor desc3 =

                            (Descriptor)desc2.getFieldValue(desc2.getFieldNames()[j]);

                    for(int k=0; k<desc3.getFieldNames().length; k++) {

                        System.out.println("\t\t\t"+desc3.getFieldNames()[k]+"="

                                           +desc3.getFieldValue(desc3.getFieldNames()[k]));

                    }

                }

            } else {

                System.out.println("\t"+desc.getFieldNames()[i]+"="

                        +desc.getFieldValue(desc.getFieldNames()[i]));

            }

        }

    }

}