Examples with Role javax.management.relation.Role used on opensource projects

Example 1 with Role

use of javax.management.relation.Role in project jdk8u_jdk by JetBrains.

the class RelationNotificationSeqNoTest method main.

public static void main(String[] args) throws Exception {
    MBeanServer mbs = MBeanServerFactory.newMBeanServer();
    ObjectName relSvcName = new ObjectName("a:type=relationService");
    RelationServiceMBean relSvc = JMX.newMBeanProxy(mbs, relSvcName, RelationServiceMBean.class);
    mbs.createMBean("javax.management.relation.RelationService", relSvcName, new Object[] { Boolean.TRUE }, new String[] { "boolean" });
    final BlockingQueue<Notification> q = new ArrayBlockingQueue<Notification>(100);
    NotificationListener qListener = new NotificationListener() {

        public void handleNotification(Notification notification, Object handback) {
            q.add(notification);
        }
    };
    mbs.addNotificationListener(relSvcName, qListener, null, null);
    RoleInfo leftInfo = new RoleInfo("left", "javax.management.timer.TimerMBean");
    RoleInfo rightInfo = new RoleInfo("right", "javax.management.timer.Timer");
    relSvc.createRelationType("typeName", new RoleInfo[] { leftInfo, rightInfo });
    ObjectName timer1 = new ObjectName("a:type=timer,number=1");
    ObjectName timer2 = new ObjectName("a:type=timer,number=2");
    mbs.createMBean("javax.management.timer.Timer", timer1);
    mbs.createMBean("javax.management.timer.Timer", timer2);
    Role leftRole = new Role("left", Arrays.asList(new ObjectName[] { timer1 }));
    Role rightRole = new Role("right", Arrays.asList(new ObjectName[] { timer2 }));
    RoleList roles = new RoleList(Arrays.asList(new Role[] { leftRole, rightRole }));
    final int NREPEAT = 10;
    for (int i = 0; i < NREPEAT; i++) {
        relSvc.createRelation("relationName", "typeName", roles);
        relSvc.removeRelation("relationName");
    }
    Notification firstNotif = q.remove();
    long seqNo = firstNotif.getSequenceNumber();
    for (int i = 0; i < NREPEAT * 2 - 1; i++) {
        Notification n = q.remove();
        long nSeqNo = n.getSequenceNumber();
        if (nSeqNo != seqNo + 1) {
            throw new Exception("TEST FAILED: expected seqNo " + (seqNo + 1) + "; got " + nSeqNo);
        }
        seqNo++;
    }
    System.out.println("TEST PASSED: got " + (NREPEAT * 2) + " notifications " + "with contiguous sequence numbers");
}