Examples with JMException javax.management.JMException used on opensource projects

Example 81 with JMException

use of javax.management.JMException in project opennms by OpenNMS.

the class DefaultJmxCollector method collect.

private void collect(MBeanServerConnection concreteConnection, JmxCollection jmxCollection, JmxSampleProcessor sampleProcessor) {
    if (jmxCollection == null || jmxCollection.getMbeanCount() < 1) {
        logger.info("No MBeans to collect.");
        return;
    }
    try {
        for (Mbean eachMbean : jmxCollection.getMbeans()) {
            logger.debug("Collecting MBean (objectname={}, wildcard={})", eachMbean.getObjectname(), isWildcard(eachMbean.getObjectname()));
            final Collection<ObjectName> objectNames = getObjectNames(concreteConnection, eachMbean.getObjectname());
            for (ObjectName eachObjectName : objectNames) {
                logger.debug("Collecting ObjectName {}", eachObjectName);
                boolean collect = canBeCollected(concreteConnection, eachObjectName, eachMbean.getKeyfield(), eachMbean.getExclude());
                if (collect) {
                    List<String> attributeNames = extractAttributeNames(eachMbean);
                    List<Attribute> attributes = getAttributes(concreteConnection, eachObjectName, attributeNames);
                    for (Attribute eachAttribute : attributes) {
                        if (eachAttribute.getValue() instanceof CompositeData) {
                            CompositeData compositeData = (CompositeData) eachAttribute.getValue();
                            for (CompMember eachCompositeMember : getCompositeMembers(eachMbean, eachAttribute.getName())) {
                                JmxCompositeSample sample = new JmxCompositeSample(eachMbean, eachAttribute, compositeData, eachCompositeMember);
                                logger.debug("Collected sample {}", sample);
                                sampleProcessor.process(sample, eachObjectName);
                            }
                        } else {
                            JmxAttributeSample sample = new JmxAttributeSample(eachMbean, eachAttribute);
                            logger.debug("Collected sample {}", sample);
                            sampleProcessor.process(sample, eachObjectName);
                        }
                    }
                } else {
                    logger.debug("Skip ObjectName {}", eachObjectName);
                }
            }
        }
    } catch (JMException e) {
        logger.error("Could not collect data", e);
    } catch (IOException e) {
        logger.error("Could not communicate with MBeanServer", e);
    }
}

Example 82 with JMException

use of javax.management.JMException in project sis by apache.

the class Supervisor method register.

/**
 * Registers the {@code Supervisor} instance, if not already done.
 * If the supervisor has already been registered but has not yet been
 * {@linkplain #unregister() unregistered}, then this method does nothing.
 *
 * <p>If the registration fails, then this method logs a message at the warning level
 * and the MBean will not be registered. This method does not propagate the exception
 * because the MBean is not a mandatory part of SIS library.</p>
 */
@Configuration
public static synchronized void register() {
    if (name == null) {
        // In case of failure.
        name = ObjectName.WILDCARD;
        final LogRecord record;
        try {
            final MBeanServer server = ManagementFactory.getPlatformMBeanServer();
            final ObjectName n = new ObjectName(NAME);
            server.registerMBean(new Supervisor(), n);
            // Store only on success.
            name = n;
            return;
        } catch (InstanceAlreadyExistsException e) {
            record = Messages.getResources(null).getLogRecord(Level.CONFIG, Messages.Keys.AlreadyRegistered_2, "MBean", NAME);
        } catch (JMException e) {
            record = new LogRecord(Level.WARNING, e.toString());
            record.setThrown(e);
        } catch (SecurityException e) {
            record = new LogRecord(Level.CONFIG, e.toString());
        }
        record.setLoggerName(Loggers.SYSTEM);
        Logging.log(Supervisor.class, "register", record);
    }
}

Example 83 with JMException

use of javax.management.JMException in project derby by apache.

the class JMXManagementService method startManagement.

public synchronized void startManagement() {
    // Has this service been shut down?
    if (registeredMbeans == null)
        return;
    checkJMXControl();
    // Already active?
    if (isManagementActive())
        return;
    findServer();
    // If we can't find the server then we can't register.
    if (mbeanServer == null)
        return;
    for (ObjectName mbeanName : registeredMbeans.keySet()) {
        // to be re-registered with JMX
        if (mbeanName.equals(myManagementBean) && mbeanServer.isRegistered(myManagementBean))
            continue;
        try {
            jmxRegister(registeredMbeans.get(mbeanName), mbeanName);
        } catch (JMException e) {
        // TODO - what to do here?
        }
    }
}

Example 84 with JMException

use of javax.management.JMException in project netvirt by opendaylight.

the class BgpAlarmBroadcaster method init.

@PostConstruct
public void init() {
    // Set up the Infra for Posting BGP Alarms as JMX notifications.
    try {
        MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
        mbs.registerMBean(this, objectName());
    } catch (JMException e) {
        LOG.error("Adding a NotificationBroadcaster failed.", e);
    }
    LOG.info("{} start", getClass().getSimpleName());
}

Example 85 with JMException

use of javax.management.JMException in project narayana by jbosstm.

the class StoreManagerProxy method registerBean.

/**
 * MBean registration helper method
 * @param name MBean object name
 * @param bean MBean implementation
 * @param register whether to register or unregister the MBean
 * @return true if the bean was successfully registered or unregistered
 */
public static boolean registerBean(ObjectName name, Object bean, boolean register) {
    try {
        MBeanServer mbs = JMXServer.getAgent().getServer();
        boolean isRegistered = mbs.isRegistered(name);
        System.out.println((register ? "" : "un") + "registering bean " + name);
        if (register && isRegistered) {
            System.out.println(name + " is already registered");
            return true;
        } else if (!register && !isRegistered) {
            System.out.println(name + " is not registered");
            return true;
        } else if (register) {
            mbs.registerMBean(bean, name);
        } else {
            mbs.unregisterMBean(name);
        }
        return true;
    } catch (JMException e) {
        System.out.println("MBean registration error: " + e.getMessage());
        return false;
    }
}