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

Example 71 with ReflectionException

use of javax.management.ReflectionException in project geode by apache.

the class JMXDataUpdater method updateClusterRegion.

/**
   * function used to get attribute values of Cluster Region and map them to cluster region vo
   * 
   * @param mbeanName Cluster Region MBean
   */
private void updateClusterRegion(ObjectName mbeanName) throws IOException {
    try {
        AttributeList attributeList = this.mbs.getAttributes(mbeanName, PulseConstants.REGION_MBEAN_ATTRIBUTES);
        // retrieve the full path of the region
        String regionObjectName = mbeanName.getKeyProperty("name");
        String regionFullPath = null;
        for (int i = 0; i < attributeList.size(); i++) {
            Attribute attribute = (Attribute) attributeList.get(i);
            if (attribute.getName().equals(PulseConstants.MBEAN_ATTRIBUTE_FULLPATH)) {
                regionFullPath = getStringAttribute(attribute.getValue(), attribute.getName());
                break;
            }
        }
        Cluster.Region region = cluster.getClusterRegions().get(regionFullPath);
        if (null == region) {
            region = new Cluster.Region();
        }
        for (int i = 0; i < attributeList.size(); i++) {
            Attribute attribute = (Attribute) attributeList.get(i);
            String name = attribute.getName();
            switch(name) {
                case PulseConstants.MBEAN_ATTRIBUTE_MEMBERS:
                    String[] memName = (String[]) attribute.getValue();
                    region.getMemberName().clear();
                    for (int k = 0; k < memName.length; k++) {
                        region.getMemberName().add(memName[k]);
                    }
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_FULLPATH:
                    region.setFullPath(getStringAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_DISKREADSRATE:
                    region.setDiskReadsRate(getDoubleAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_DISKWRITESRATE:
                    region.setDiskWritesRate(getDoubleAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_EMPTYNODES:
                    region.setEmptyNode(getIntegerAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_GETSRATE:
                    region.setGetsRate(getDoubleAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_LRUEVICTIONRATE:
                    region.setLruEvictionRate(getDoubleAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_PUTSRATE:
                    region.setPutsRate(getDoubleAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_REGIONTYPE:
                    region.setRegionType(getStringAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_ENTRYSIZE:
                    region.setEntrySize(getLongAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_SYSTEMREGIONENTRYCOUNT:
                    region.setSystemRegionEntryCount(getLongAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_MEMBERCOUNT:
                    region.setMemberCount(getIntegerAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_PERSISTENTENABLED:
                    region.setPersistentEnabled(getBooleanAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_NAME:
                    region.setName(getStringAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_GATEWAYENABLED:
                    region.setWanEnabled(getBooleanAttribute(attribute.getValue(), attribute.getName()));
                    break;
                case PulseConstants.MBEAN_ATTRIBUTE_DISKUSAGE:
                    region.setDiskUsage(getLongAttribute(attribute.getValue(), attribute.getName()));
                    break;
            }
        }
        // add for each member
        updateRegionOnMembers(regionObjectName, regionFullPath, region);
        cluster.addClusterRegion(regionFullPath, region);
        cluster.getDeletedRegions().remove(region.getFullPath());
        // Memory Reads and writes
        region.getPutsPerSecTrend().add(region.getPutsRate());
        region.getGetsPerSecTrend().add(region.getGetsRate());
        // Disk Reads and Writes
        region.getDiskReadsPerSecTrend().add(region.getDiskReadsRate());
        region.getDiskWritesPerSecTrend().add(region.getDiskWritesRate());
    } catch (InstanceNotFoundException | ReflectionException infe) {
        logger.warn(infe);
    }
}

Example 72 with ReflectionException

use of javax.management.ReflectionException in project ddf by codice.

the class RrdJmxCollector method updateSamples.

/**
     * Configures a scheduled threaded executor to poll the metric's MBean periodically and add a
     * sample to the RRD file with the metric's current value.
     *
     * @throws CollectorException
     */
public void updateSamples() throws CollectorException {
    LOGGER.trace("ENTERING: updateSamples");
    if (executor == null) {
        executor = new ScheduledThreadPoolExecutor(1);
    }
    final Runnable updater = new Runnable() {

        public void run() {
            Object attr = null;
            try {
                attr = localMBeanServer.getAttribute(new ObjectName(mbeanName), mbeanAttributeName);
                LOGGER.trace("Sampling attribute {} from MBean {}", mbeanAttributeName, mbeanName);
                // Cast the metric's sampled value to the appropriate data type
                double val = 0;
                if (attr instanceof Integer) {
                    val = (Integer) attr;
                } else if (attr instanceof Long) {
                    val = ((Long) attr).intValue();
                } else if (attr instanceof Float) {
                    val = ((Float) attr);
                } else if (attr instanceof Double) {
                    val = ((Double) attr);
                } else {
                    throw new IllegalArgumentException("Unsupported type " + attr + " for attribute " + mbeanAttributeName);
                }
                LOGGER.trace("MBean attribute {} has value = {}", mbeanAttributeName, val);
                // sample in the RRD file
                if (sample == null) {
                    sample = rrdDb.createSample();
                }
                try {
                    long now = System.currentTimeMillis() / MILLIS_PER_SECOND;
                    long lastUpdateTime = rrdDb.getLastUpdateTime();
                    // Add metric's sample to RRD file with current timestamp
                    if (now - rrdDb.getLastUpdateTime() >= minimumUpdateTimeDelta) {
                        updateSample(now, val);
                    } else {
                        LOGGER.debug("Skipping sample update because time between updates is less than {} seconds", minimumUpdateTimeDelta);
                        sampleSkipCount++;
                        LOGGER.debug("now = {},   lastUpdateTime = {}   (sampleSkipCount = {})", now, lastUpdateTime, sampleSkipCount);
                    }
                } catch (IllegalArgumentException iae) {
                    LOGGER.info("Dropping sample of datasource {}", rrdDataSourceName, iae);
                }
            } catch (MalformedObjectNameException | AttributeNotFoundException | InstanceNotFoundException | MBeanException | ReflectionException e) {
                LOGGER.info("Problems getting MBean attribute {}", mbeanAttributeName, e);
            } catch (IOException e) {
                LOGGER.info("Error updating RRD", e);
            }
        }
    };
    // Setup threaded scheduler to retrieve this MBean attribute's value
    // at the specified sample rate
    LOGGER.debug("Setup ScheduledThreadPoolExecutor for MBean {}", mbeanName);
    executor.scheduleWithFixedDelay(updater, 0, sampleRate, TimeUnit.SECONDS);
    LOGGER.trace("EXITING: updateSamples");
}