Example usage for org.apache.commons.math.stat.descriptive SynchronizedDescriptiveStatistics SynchronizedDescriptiveStatistics

Introduction

In this page you can find the example usage for org.apache.commons.math.stat.descriptive SynchronizedDescriptiveStatistics SynchronizedDescriptiveStatistics.

Prototype

public SynchronizedDescriptiveStatistics(SynchronizedDescriptiveStatistics original) 

Source Link

Document

A copy constructor.

Usage

From source file:com.proofpoint.stats.TimedStat.java

public TimedStat(int windowSize) {
    timedStatistics = new SynchronizedDescriptiveStatistics(windowSize);
}

---

From source file:org.a3badran.platform.logging.writer.MetricsWriter.java

private void updateMetrics(RequestScope scope, String prefixName, long tt, long count, boolean updateCounters) {
    String name = Strings.isNullOrEmpty(prefixName) ? scope.getName() : prefixName + "." + scope.getName();

    String metricTotalCount = name + ".totalCount";
    scopeTotalMetrics.putIfAbsent(metricTotalCount, new AtomicLong(0));
    scopeTotalMetrics.get(metricTotalCount).addAndGet(count);

    String serviceTotalCount = appName + ".totalCount";
    appTotalMetrics.putIfAbsent(serviceTotalCount, new AtomicLong(0));
    appTotalMetrics.get(serviceTotalCount).addAndGet(count);

    if (!Strings.isNullOrEmpty(scope.getError())) {
        String metricErrorCount = name + ".errorCount";
        scopeTotalMetrics.putIfAbsent(metricErrorCount, new AtomicLong(0));
        scopeTotalMetrics.get(metricErrorCount).addAndGet(1);

        String serviceErrorCount = appName + ".errorCount";
        appTotalMetrics.putIfAbsent(serviceErrorCount, new AtomicLong(0));
        appTotalMetrics.get(serviceErrorCount).addAndGet(1);
    } else if (!Strings.isNullOrEmpty(scope.getWarninge())) {
        String metricWarningCount = name + ".warningCount";
        scopeTotalMetrics.putIfAbsent(metricWarningCount, new AtomicLong(0));
        scopeTotalMetrics.get(metricWarningCount).addAndGet(1);

        String serviceWarningCount = appName + ".warningCount";
        appTotalMetrics.putIfAbsent(serviceWarningCount, new AtomicLong(0));
        appTotalMetrics.get(serviceWarningCount).addAndGet(1);
    }// w  w  w. j  a va  2 s. c om

    String metricTotalTime = name + ".totalTime";
    scopeTotalMetrics.putIfAbsent(metricTotalTime, new AtomicLong(0));
    scopeTotalMetrics.get(metricTotalTime).addAndGet(tt);

    // sample data
    if (random.nextFloat() <= sampleRate) {
        sampleMetrics.putIfAbsent(name, new SynchronizedDescriptiveStatistics(sampleWindow));
        sampleMetrics.get(name).addValue(tt);

        // sample counters
        if (updateCounters == true && scope.getCounters() != null) {
            for (Map.Entry<String, AtomicLong> entry : scope.getCounters().entrySet()) {
                String counterName = String.format("%s.%s", name, entry.getKey());
                sampleCounterMetrics.putIfAbsent(counterName,
                        new SynchronizedDescriptiveStatistics(sampleWindow));
                sampleCounterMetrics.get(counterName).addValue(entry.getValue().doubleValue());
            }
        }
    }

}

---