ListenerTest.java

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package org.glassfish.admin.amxtest.base;

import com.sun.appserv.management.base.AMX;
import org.glassfish.admin.amxtest.AMXTestBase;

import javax.management.Notification;
import javax.management.NotificationFilter;
import javax.management.NotificationFilterSupport;
import javax.management.NotificationListener;
import java.util.Set;


/**
 */
public final class ListenerTest
        extends AMXTestBase {
    public ListenerTest() {
    }

    private static class DummyListener
            implements NotificationListener {
        public DummyListener() {}

        public void
        handleNotification(
                final Notification notif,
                final Object handback) {
        }
    }

    public void
    testAddRemoveNotificationListener()
            throws Exception {
        final long start = now();
        final Set<AMX> all = getAllAMX();

        final NotificationListener listener1 = new DummyListener();
        final NotificationListener listener2 = new DummyListener();

        final NotificationFilter filter = new NotificationFilterSupport();
        final Object handback = "handback";

        for (final AMX amx : all) {
            amx.getNotificationInfo();
            amx.addNotificationListener(listener1, null, null);
            amx.addNotificationListener(listener2, filter, handback);
        }

        for (final AMX amx : all) {
            amx.removeNotificationListener(listener1);
            amx.removeNotificationListener(listener2, filter, handback);
        }

        printElapsed("Added/removed NotificationListener", all.size(), start);
    }


}