Examples with Counting org.eclipse.microprofile.metrics.Counting used on opensource projects

Example 1 with Counting

use of org.eclipse.microprofile.metrics.Counting in project Payara by payara.

the class MetricsServiceImpl method collectRegistry.

private static void collectRegistry(String contextName, MetricRegistry registry, MonitoringDataCollector collector) {
    // OBS: this way of iterating the metrics in the registry is optimal because of its internal data organisation
    for (String name : registry.getNames()) {
        for (Entry<MetricID, Metric> entry : ((MetricRegistryImpl) registry).getMetrics(name).entrySet()) {
            MetricID metricID = entry.getKey();
            Metric metric = entry.getValue();
            try {
                MonitoringDataCollector metricCollector = tagCollector(contextName, metricID, collector);
                if (metric instanceof Counting) {
                    metricCollector.collect(toName(metricID, "Count"), ((Counting) metric).getCount());
                }
                if (metric instanceof SimpleTimer) {
                    metricCollector.collect(toName(metricID, "Duration"), ((SimpleTimer) metric).getElapsedTime().toMillis());
                }
                if (metric instanceof Timer) {
                    metricCollector.collect(toName(metricID, "MaxDuration"), ((Timer) metric).getSnapshot().getMax());
                }
                if (metric instanceof Gauge) {
                    Object value = ((Gauge<?>) metric).getValue();
                    if (value instanceof Number) {
                        metricCollector.collect(toName(metricID, getMetricUnitSuffix(registry.getMetadata(name).unit())), ((Number) value));
                    }
                }
            } catch (Exception ex) {
                LOGGER.log(Level.SEVERE, "Failed to retrieve metric: " + metricID);
                ;
            }
        }
    }
}