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

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 * 2 along with this work; if not, write to the Free Software Foundation,

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 *

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 */

/*

 * @test

 * @bug 6331783

 * @summary Test that MBeanServer.queryNames doesn't call getMBeanInfo on every

 *          resultant MBean when there is no security manager installed.

 * @author Luis-Miguel Alventosa

 * @run clean AvoidGetMBeanInfoCallsTest

 * @run build AvoidGetMBeanInfoCallsTest

 * @run main AvoidGetMBeanInfoCallsTest

 */

import java.util.Set;

import javax.management.Attribute;

import javax.management.AttributeList;

import javax.management.AttributeNotFoundException;

import javax.management.DynamicMBean;

import javax.management.InvalidAttributeValueException;

import javax.management.MBeanException;

import javax.management.MBeanInfo;

import javax.management.MBeanServer;

import javax.management.MBeanServerFactory;

import javax.management.ObjectName;

import javax.management.ReflectionException;

public class AvoidGetMBeanInfoCallsTest {

    /**

     * Test DynamicMBean class

     */

    public static class Test implements DynamicMBean {

        public Object getAttribute(String attribute)

            throws AttributeNotFoundException,

                   MBeanException,

                   ReflectionException {

            return null;

        }

        public void setAttribute(Attribute attribute)

            throws AttributeNotFoundException,

                   InvalidAttributeValueException,

                   MBeanException,

                   ReflectionException {

        }

        public AttributeList getAttributes(String[] attributes) {

            return null;

        }

        public AttributeList setAttributes(AttributeList attributes) {

            return null;

        }

        public Object invoke(String actionName,

                             Object params[],

                             String signature[])

            throws MBeanException,

                   ReflectionException {

            return null;

        }

        public MBeanInfo getMBeanInfo() {

            entered = true;

            return new MBeanInfo(Test.class.getName(),

                                 "Test description",

                                 null, null, null, null);

        }

        public boolean entered;

    }

    /*

     * Print message

     */

    private static void echo(String message) {

        System.out.println(message);

    }

    /**

     * Standalone entry point.

     *

     * Run the test and report to stdout.

     */

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

        echo(">>> Create MBeanServer");

        MBeanServer server = MBeanServerFactory.newMBeanServer();

        echo(">>> Default Domain: " + server.getDefaultDomain());

        echo(">>> Create and register Test MBean");

        Test mbean = new Test();

        ObjectName name = ObjectName.getInstance(":type=Test");

        server.registerMBean(mbean, name);

        echo(">>> Set entered flag to false in Test MBean");

        mbean.entered = false;

        echo(">>> Query Names:");

        Set<ObjectName> names = server.queryNames(null, null);

        for (ObjectName on : names) {

            echo("\t" + on.toString());

        }

        echo(">>> Entered flag = " + mbean.entered);

        if (mbean.entered) {

            echo(">>> Test FAILED!");

            throw new IllegalArgumentException("getMBeanInfo got called");

        } else {

            echo(">>> Test PASSED!");

        }

    }

}