Example usage for javax.management Notification getUserData

List of usage examples for javax.management Notification getUserData

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Introduction

In this page you can find the example usage for javax.management Notification getUserData.

Prototype

public Object getUserData()

Source Link

Document

Get the user data.

Usage

From source file:org.hyperic.hq.product.jmx.MxNotificationListener.java

public synchronized void handleNotification(Notification notification, Object handback) {

    String msg;//  w  w  w  .j av a 2 s . c om
    boolean isAttrChange = notification instanceof AttributeChangeNotification;

    if (log.isDebugEnabled()) {
        log.debug(this.plugin.getName() + " received notification: " + notification);
    }

    if (isAttrChange && this.isConfigTrackEnabled) {
        AttributeChangeNotification change = (AttributeChangeNotification) notification;

        msg = "Attribute: " + change.getAttributeName() + " changed from " + change.getOldValue() + " to "
                + change.getNewValue();
    } else if (this.isLogTrackEnabled) {
        msg = notification.getMessage();
    } else {
        return;
    }

    if (msg == null) {
        Object data = notification.getUserData();
        if (data != null) {
            msg = data.toString();
        } else {
            msg = notification.getType();
        }
    }

    long time = notification.getTimeStamp();

    // Default level to INFO
    int level = LogTrackPlugin.LOGLEVEL_INFO;

    // Check notification.getType() for Error, Warn, Info, Debug (case insensitive)
    String typeString = notification.getType();
    if (typeString != null) {
        if (typeString.equalsIgnoreCase(LogTrackPlugin.LOGLEVEL_ERROR_LABEL)) {
            level = LogTrackPlugin.LOGLEVEL_ERROR;
        } else if (typeString.equalsIgnoreCase(LogTrackPlugin.LOGLEVEL_WARN_LABEL)) {
            level = LogTrackPlugin.LOGLEVEL_WARN;
        } else if (typeString.equalsIgnoreCase(LogTrackPlugin.LOGLEVEL_DEBUG_LABEL)) {
            level = LogTrackPlugin.LOGLEVEL_DEBUG;
        }
    }

    String source = notification.getSource().toString();

    if (isAttrChange) {
        TrackEvent event = new TrackEvent(this.plugin.getName(), time, level, source, msg);
        this.plugin.getManager().reportEvent(event);
    } else {
        //apply filters to msg
        this.plugin.reportEvent(time, level, source, msg);
    }
}

From source file:com.heliosapm.script.AbstractDeployedScript.java

/**
 * Initializes the configuration//from   w w  w  . j a v  a 2s . co  m
 */
public void initConfig() {
    watchedConfig.set(findWatchedConfiguration());
    if (watchedConfig.get() != null) {
        Map<String, String> parentConfig = getParentConfigurationMap();
        if (parentConfig != null && !parentConfig.isEmpty()) {
            this.getConfiguration().load(parentConfig);
        }
        if (watchedConfigListenerRegistered.compareAndSet(false, true)) {
            try {
                JMXHelper.addNotificationListener(watchedConfig.get(), configChangeListener,
                        new NotificationFilter() {
                            /**  */
                            private static final long serialVersionUID = -2890751194005498532L;

                            @Override
                            public boolean isNotificationEnabled(final Notification notification) {
                                final Object userData = notification.getUserData();
                                return (notification.getSource().equals(watchedConfig.get())
                                        && NOTIF_CONFIG_MOD.equals(notification.getType()) && userData != null
                                        && (userData instanceof Configuration)
                                        && !(((Configuration) userData).isEmpty()));
                            }
                        }, null);
            } catch (Exception ex) {
                try {
                    JMXHelper.removeNotificationListener(watchedConfig.get(), configChangeListener);
                } catch (Exception x) {
                    /* No Op */}
                log.error("Failed to register configuration listener", ex);
                watchedConfigListenerRegistered.set(false);
            }
        }
    }
}

From source file:org.apache.cassandra.tools.NodeProbe.java

public void handleNotification(Notification notification, Object handback) {
    if ("repair".equals(notification.getType())) {
        int[] status = (int[]) notification.getUserData();
        assert status.length == 2;
        if (cmd == status[0]) {
            String message = String.format("[%s] %s", format.format(notification.getTimeStamp()),
                    notification.getMessage());
            out.println(message);//from  w  w  w  .  j  a  v a  2 s  . c om
            // repair status is int array with [0] = cmd number, [1] = status
            if (status[1] == ActiveRepairService.Status.SESSION_FAILED.ordinal())
                success = false;
            else if (status[1] == ActiveRepairService.Status.FINISHED.ordinal())
                condition.signalAll();
        }
    } else if (JMXConnectionNotification.NOTIFS_LOST.equals(notification.getType())) {
        String message = String.format(
                "[%s] Lost notification. You should check server log for repair status of keyspace %s",
                format.format(notification.getTimeStamp()), keyspace);
        out.println(message);
    } else if (JMXConnectionNotification.FAILED.equals(notification.getType())
            || JMXConnectionNotification.CLOSED.equals(notification.getType())) {
        String message = String
                .format("JMX connection closed. You should check server log for repair status of keyspace %s"
                        + "(Subsequent keyspaces are not going to be repaired).", keyspace);
        error = new IOException(message);
        condition.signalAll();
    }
}

From source file:org.apache.giraph.graph.GraphTaskManager.java

/**
 * Install GC monitoring. This method intercepts all GC, log the gc, and
 * notifies an out-of-core engine (if any is used) about the GC.
 *///from   w ww. j av  a 2  s . c o  m
private void installGCMonitoring() {
    List<GarbageCollectorMXBean> mxBeans = ManagementFactory.getGarbageCollectorMXBeans();
    final OutOfCoreEngine oocEngine = serviceWorker.getServerData().getOocEngine();
    for (GarbageCollectorMXBean gcBean : mxBeans) {
        NotificationEmitter emitter = (NotificationEmitter) gcBean;
        NotificationListener listener = new NotificationListener() {
            @Override
            public void handleNotification(Notification notification, Object handle) {
                if (notification.getType()
                        .equals(GarbageCollectionNotificationInfo.GARBAGE_COLLECTION_NOTIFICATION)) {
                    GarbageCollectionNotificationInfo info = GarbageCollectionNotificationInfo
                            .from((CompositeData) notification.getUserData());

                    if (LOG.isInfoEnabled()) {
                        LOG.info("installGCMonitoring: name = " + info.getGcName() + ", action = "
                                + info.getGcAction() + ", cause = " + info.getGcCause() + ", duration = "
                                + info.getGcInfo().getDuration() + "ms");
                    }
                    gcTimeMetric.inc(info.getGcInfo().getDuration());
                    if (oocEngine != null) {
                        oocEngine.gcCompleted(info);
                    }
                }
            }
        };
        //Add the listener
        emitter.addNotificationListener(listener, null, null);
    }
}

From source file:com.pivotal.gemfire.tools.pulse.internal.data.JMXDataUpdater.java

/**
 * System Notification Listener//from  w ww . j  a  v  a 2 s. com
 */
@Override
public void handleNotification(Notification notification, Object handback) {
    String type = notification.getType();

    if (PulseConstants.NOTIFICATION_TYPE_SYSTEM_ALERT.equals(type)) {
        Cluster.Alert alert = new Cluster.Alert();
        Long timeStamp = notification.getTimeStamp();
        Date date = new Date(timeStamp);
        alert.setTimestamp(date);
        String notificationSource = (String) notification.getUserData();
        alert.setMemberName(notificationSource);
        String alertDescription = notification.getMessage();
        if (alertDescription.startsWith("[error")) {
            alert.setSeverity(Cluster.Alert.ERROR);
        } else if (alertDescription.startsWith("[warning")) {
            alert.setSeverity(Cluster.Alert.WARNING);
        } else if (alertDescription.startsWith("[severe")) {
            alert.setSeverity(Cluster.Alert.SEVERE);
        } else {
            alert.setSeverity(Cluster.Alert.INFO);
        }
        alert.setDescription(notification.getMessage());
        alert.setAcknowledged(false);
        alert.setId(Cluster.Alert.nextID());
        cluster.addAlert(alert);
    } else {
        Cluster.Alert alert = new Cluster.Alert();
        Long timeStamp = notification.getTimeStamp();
        Date date = new Date(timeStamp);
        alert.setTimestamp(date);
        String notificationSource = (String) notification.getSource();
        alert.setMemberName(notificationSource);
        String alertDescription = notification.getMessage();
        alert.setDescription(alertDescription);

        alert.setSeverity(Cluster.Alert.INFO);

        alert.setAcknowledged(false);
        alert.setId(Cluster.Alert.nextID());
        cluster.addAlert(alert);
    }
}

From source file:edu.nwpu.gemfire.monitor.data.JMXDataUpdater.java

/**
 * System Notification Listener//from   w  w w. j a v a2s.  c o m
 */
@Override
public void handleNotification(Notification notification, Object handback) {
    String type = notification.getType();

    if (PulseConstants.NOTIFICATION_TYPE_SYSTEM_ALERT.equals(type)) {
        Cluster.Alert alert = new Cluster.Alert();
        Long timeStamp = notification.getTimeStamp();
        Date date = new Date(timeStamp);
        alert.setTimestamp(date);
        String notificationSource = (String) notification.getUserData();
        alert.setMemberName(notificationSource);
        String alertDescription = notification.getMessage();
        if (alertDescription.startsWith("[error")) {
            alert.setSeverity(Cluster.Alert.ERROR);
        } else if (alertDescription.startsWith("[warning")) {
            alert.setSeverity(Cluster.Alert.WARNING);
        } else if (alertDescription.startsWith("[severe")) {
            alert.setSeverity(Cluster.Alert.SEVERE);
        } else {
            alert.setSeverity(Cluster.Alert.INFO);
        }
        alert.setDescription(notification.getMessage());
        alert.setAcknowledged(false);
        alert.setId(Cluster.Alert.nextID());
        cluster.addAlert(alert);
    } else {
        Cluster.Alert alert = new Cluster.Alert();
        Long timeStamp = notification.getTimeStamp();
        Date date = new Date(timeStamp);
        alert.setTimestamp(date);
        String notificationSource = (String) notification.getSource();
        alert.setMemberName(notificationSource);
        String alertDescription = notification.getMessage();
        alert.setDescription(alertDescription);

        alert.setSeverity(Cluster.Alert.INFO);

        alert.setAcknowledged(false);
        alert.setId(Cluster.Alert.nextID());
        cluster.addAlert(alert);

        if (PulseConstants.NOTIFICATION_TYPE_REGION_DESTROYED.equals(type)) {
            // Remove deleted region from member's regions list
            String msg = notification.getMessage();
            String deletedRegion = msg.substring(msg.indexOf("Name ") + "Name ".length());
            String memberName = notificationSource;
            Cluster.Member member = cluster.getMembersHMap().get(memberName);

            if (member.getMemberRegions().get(deletedRegion) != null) {
                member.getMemberRegions().remove(deletedRegion);
                member.setTotalRegionCount(member.getMemberRegions().size());
            }
        }
    }
}