Example usage for javax.management Notification Notification

Introduction

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

Prototype

public Notification(String type, Object source, long sequenceNumber, long timeStamp) 

Source Link

Document

Creates a Notification object.

Usage

From source file:no.uis.service.ws.studinfosolr.impl.StudinfoSolrServiceImpl.java

private void sendNotification(long seqNo, Throwable error, Object... args) {
    if (this.jmxPublisher == null) {
        return;//  w  ww.j  a  v a 2  s  .c om
    }

    StringBuilder sb = new StringBuilder();
    for (Object arg : args) {
        if (sb.length() > 0) {
            sb.append(", ");
        }
        sb.append(arg);
    }
    final String msg = sb.toString();
    Notification notification = new Notification("SolrUpdate", this, seqNo, msg);
    if (error != null) {
        notification.setUserData(errorToString(error));
        LOG.error(msg, error);
    } else {
        LOG.info(msg);
    }
    this.jmxPublisher.sendNotification(notification);
}

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From source file:org.helios.netty.jmx.MetricCollector.java

/**
 * Executes the collection// ww w.j  a  v  a  2 s  .c  o m
 * {@inheritDoc}
 * @see java.lang.Runnable#run()
 */
public void run() {
    try {
        updateMetricNames();
        long channelCount = SharedChannelGroup.getInstance().size();
        //log.info("\n\tChanne,l Count:" + channelCount);
        submitMetric("netty.channels.count", channelCount);
        Notification notif = new Notification(MetricProvider.METRIC_NOTIFICATION, OBJECT_NAME,
                tick.incrementAndGet(), System.currentTimeMillis());
        final JSONObject json = new JSONObject();
        final JSONObject envelope = new JSONObject();
        envelope.put("metrics", json);
        notif.setUserData(json);
        pushRemoteMetrics(json);
        json.put("ts", System.currentTimeMillis());
        json.put("heap", processMemoryUsage(memMxBean.getHeapMemoryUsage()));
        json.put("non-heap", processMemoryUsage(memMxBean.getNonHeapMemoryUsage()));
        json.put("thread-states*", new JSONObject(getThreadStates()));
        if (haveNioMXBean) {
            json.put("direct-nio", new JSONObject(getNio()));
        }
        sendNotification(notif);
        SharedChannelGroup.getInstance().write(envelope);
    } catch (Exception e) {
        e.printStackTrace(System.err);
    } finally {
        scheduler.schedule(this, period, TimeUnit.MILLISECONDS);
    }
}

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From source file:org.helios.netty.jmx.MetricCollector.java

/**
 * Collects metric names from participating metric providers
 * @throws JSONException thrown on any json exception 
 *//*ww w  .j  a  v  a  2  s.  co  m*/
protected void updateMetricNames() throws JSONException {
    Notification notif = new Notification(MetricProvider.METRIC_NAME_NOTIFICATION, OBJECT_NAME,
            tick.incrementAndGet(), System.currentTimeMillis());
    final Set<String> names = new HashSet<String>();
    final Set<String> newNames = new HashSet<String>();
    notif.setUserData(names);
    sendNotification(notif);
    for (String s : names) {
        if (metricNames.add(s)) {
            newNames.add(s);
        }
    }
    if (!newNames.isEmpty()) {
        JSONObject envelope = new JSONObject();
        envelope.put("metric-names", new JSONArray(newNames));
        SharedChannelGroup.getInstance().write(envelope);
    }
}

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From source file:org.apache.geode.admin.jmx.internal.CacheServerJmxImpl.java

/**
 * Implementation handles client membership changes.
 * //ww  w .  j ava2 s .co m
 * @param clientId id of the client for whom membership change happened
 * @param eventType membership change type; one of {@link ClientMembershipMessage#JOINED},
 *        {@link ClientMembershipMessage#LEFT}, {@link ClientMembershipMessage#CRASHED}
 */
public void handleClientMembership(String clientId, int eventType) {
    String notifType = null;
    List<ManagedResource> cleanedUp = null;

    if (eventType == ClientMembershipMessage.LEFT) {
        notifType = NOTIF_CLIENT_LEFT;
        cleanedUp = cleanupBridgeClientResources(clientId);
    } else if (eventType == ClientMembershipMessage.CRASHED) {
        notifType = NOTIF_CLIENT_CRASHED;
        cleanedUp = cleanupBridgeClientResources(clientId);
    } else if (eventType == ClientMembershipMessage.JOINED) {
        notifType = NOTIF_CLIENT_JOINED;
    }

    if (cleanedUp != null) {
        for (ManagedResource resource : cleanedUp) {
            MBeanUtil.unregisterMBean(resource);
        }
    }

    Helper.sendNotification(this,
            new Notification(notifType, this.modelMBean, Helper.getNextNotificationSequenceNumber(), clientId));
}

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From source file:org.apache.geode.admin.jmx.internal.CacheServerJmxImpl.java

/**
 * Implementation handles creation of cache by extracting the details from the given event object
 * and sending the {@link SystemMemberJmx#NOTIF_CACHE_CREATED} notification to the connected JMX
 * Clients./*from  ww  w.j  a  v  a  2s  . com*/
 * 
 * @param event event object corresponding to the creation of the cache
 */
public void handleCacheCreate(SystemMemberCacheEvent event) {
    Helper.sendNotification(this, new Notification(NOTIF_CACHE_CREATED, this.modelMBean,
            Helper.getNextNotificationSequenceNumber(), Helper.getCacheEventDetails(event)));
}

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From source file:org.apache.geode.admin.jmx.internal.CacheServerJmxImpl.java

/**
 * Implementation handles closure of cache by extracting the details from the given event object
 * and sending the {@link SystemMemberJmx#NOTIF_CACHE_CLOSED} notification to the connected JMX
 * Clients./*from w w  w. ja  va 2  s .c  o m*/
 * 
 * @param event event object corresponding to the closure of the cache
 */
public void handleCacheClose(SystemMemberCacheEvent event) {
    Helper.sendNotification(this, new Notification(NOTIF_CACHE_CLOSED, this.modelMBean,
            Helper.getNextNotificationSequenceNumber(), Helper.getCacheEventDetails(event)));
}

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From source file:org.apache.geode.admin.jmx.internal.CacheServerJmxImpl.java

/**
 * Implementation handles creation of region by extracting the details from the given event object
 * and sending the {@link SystemMemberJmx#NOTIF_REGION_CREATED} notification to the connected JMX
 * Clients. Region Path is set as User Data in Notification.
 * /*from www  .java 2s. c  om*/
 * @param event event object corresponding to the creation of a region
 */
public void handleRegionCreate(SystemMemberRegionEvent event) {
    Notification notification = new Notification(NOTIF_REGION_CREATED, this.modelMBean,
            Helper.getNextNotificationSequenceNumber(), Helper.getRegionEventDetails(event));

    notification.setUserData(event.getRegionPath());

    Helper.sendNotification(this, notification);
}

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From source file:org.apache.geode.admin.jmx.internal.CacheServerJmxImpl.java

/**
 * Implementation should handle loss of region by extracting the details from the given event
 * object and sending the {@link SystemMemberJmx#NOTIF_REGION_LOST} notification to the connected
 * JMX Clients. Region Path is set as User Data in Notification. Additionally, it also clears the
 * ManagedResources created for the region that is lost.
 * /*from  w  ww  .j a  v  a 2  s.  c  o  m*/
 * @param event event object corresponding to the loss of a region
 */
public void handleRegionLoss(SystemMemberRegionEvent event) {
    SystemMemberCacheJmxImpl cacheResource = this.managedSystemMemberCache;

    if (cacheResource != null) {
        ManagedResource cleanedUp = cacheResource.cleanupRegionResources(event.getRegionPath());

        if (cleanedUp != null) {
            MBeanUtil.unregisterMBean(cleanedUp);
        }
    }

    Notification notification = new Notification(NOTIF_REGION_LOST, this.modelMBean,
            Helper.getNextNotificationSequenceNumber(), Helper.getRegionEventDetails(event));

    notification.setUserData(event.getRegionPath());

    Helper.sendNotification(this, notification);
}

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From source file:com.cyberway.issue.crawler.admin.CrawlJob.java

public void crawlStarted(String message) {
    if (this.mbeanName != null) {
        // Can be null around job startup.
        sendNotification(/*from w w  w  . j a  v  a2  s . c o  m*/
                new Notification("crawlStarted", this.mbeanName, getNotificationsSequenceNumber(), message));
    }
}

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From source file:com.cyberway.issue.crawler.admin.CrawlJob.java

public void crawlEnding(String sExitMessage) {
    setRunning(false);/*from   ww  w  .  ja  va2  s  .com*/
    setStatus(sExitMessage);
    setReadOnly();
    if (this.mbeanName != null) {
        sendNotification(new Notification("crawlEnding", this.mbeanName, getNotificationsSequenceNumber(),
                sExitMessage));
    }
}

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