Examples with MetricName io.dropwizard.metrics.MetricName used on opensource projects

Example 1 with MetricName

use of io.dropwizard.metrics.MetricName in project light-4j by networknt.

the class MetricRegistryTest method registersMultipleMetricsWithAPrefix.

@Test
public void registersMultipleMetricsWithAPrefix() throws Exception {
    final MetricName myCounter = MetricName.build("my.counter");
    final MetricName myGauge = MetricName.build("my.gauge");
    final MetricSet metrics = () -> {
        final Map<MetricName, Metric> metrics1 = new HashMap<>();
        metrics1.put(GAUGE, gauge);
        metrics1.put(COUNTER, counter);
        return metrics1;
    };
    registry.register("my", metrics);
    assertThat(registry.getNames()).containsOnly(myGauge, myCounter);
}

Example 2 with MetricName

use of io.dropwizard.metrics.MetricName in project light-4j by networknt.

the class InfluxDbReporter method report.

@Override
public void report(final SortedMap<MetricName, Gauge> gauges, final SortedMap<MetricName, Counter> counters, final SortedMap<MetricName, Histogram> histograms, final SortedMap<MetricName, Meter> meters, final SortedMap<MetricName, Timer> timers) {
    final long now = System.currentTimeMillis();
    if (logger.isDebugEnabled())
        logger.debug("InfluxDbReporter report is called with counter size " + counters.size());
    try {
        influxDb.flush();
        for (Map.Entry<MetricName, Gauge> entry : gauges.entrySet()) {
            reportGauge(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Counter> entry : counters.entrySet()) {
            reportCounter(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Histogram> entry : histograms.entrySet()) {
            reportHistogram(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Meter> entry : meters.entrySet()) {
            reportMeter(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Timer> entry : timers.entrySet()) {
            reportTimer(entry.getKey(), entry.getValue(), now);
        }
        if (influxDb.hasSeriesData()) {
            influxDb.writeData();
        }
        // reset counters
        for (Map.Entry<MetricName, Counter> entry : counters.entrySet()) {
            Counter counter = entry.getValue();
            long count = counter.getCount();
            counter.dec(count);
        }
    } catch (Exception e) {
        logger.error("Unable to report to InfluxDB. Discarding data.", e);
    }
}

Example 3 with MetricName

use of io.dropwizard.metrics.MetricName in project light-4j by networknt.

the class MetricsHandler method handleRequest.

@Override
public void handleRequest(final HttpServerExchange exchange) throws Exception {
    long startTime = Clock.defaultClock().getTick();
    exchange.addExchangeCompleteListener((exchange1, nextListener) -> {
        Map<String, Object> auditInfo = exchange1.getAttachment(AuditHandler.AUDIT_INFO);
        if (auditInfo != null) {
            Map<String, String> tags = new HashMap<>();
            tags.put("endpoint", (String) auditInfo.get(Constants.ENDPOINT_STRING));
            tags.put("clientId", auditInfo.get(Constants.CLIENT_ID_STRING) != null ? (String) auditInfo.get(Constants.CLIENT_ID_STRING) : "unknown");
            long time = Clock.defaultClock().getTick() - startTime;
            MetricName metricName = new MetricName("response_time");
            metricName = metricName.tagged(commonTags);
            metricName = metricName.tagged(tags);
            registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.TIMERS).update(time, TimeUnit.NANOSECONDS);
            incCounterForStatusCode(exchange1.getStatusCode(), commonTags, tags);
        }
        nextListener.proceed();
    });
    next.handleRequest(exchange);
}

Example 4 with MetricName

use of io.dropwizard.metrics.MetricName in project light-4j by networknt.

the class MetricsHandler method incCounterForStatusCode.

private void incCounterForStatusCode(int statusCode, Map<String, String> commonTags, Map<String, String> tags) {
    MetricName metricName = new MetricName("request").tagged(commonTags).tagged(tags);
    registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.COUNTERS).inc();
    if (statusCode >= 200 && statusCode < 400) {
        metricName = new MetricName("success").tagged(commonTags).tagged(tags);
        registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.COUNTERS).inc();
    } else if (statusCode == 401 || statusCode == 403) {
        metricName = new MetricName("auth_error").tagged(commonTags).tagged(tags);
        registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.COUNTERS).inc();
    } else if (statusCode >= 400 && statusCode < 500) {
        metricName = new MetricName("request_error").tagged(commonTags).tagged(tags);
        registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.COUNTERS).inc();
    } else if (statusCode >= 500) {
        metricName = new MetricName("server_error").tagged(commonTags).tagged(tags);
        registry.getOrAdd(metricName, MetricRegistry.MetricBuilder.COUNTERS).inc();
    }
}

Example 5 with MetricName

use of io.dropwizard.metrics.MetricName in project light-4j by networknt.

the class MetricRegistryTest method removesMetricsMatchingAFilter.

@Test
public void removesMetricsMatchingAFilter() throws Exception {
    final MetricName timer1 = MetricName.build("timer-1");
    final MetricName timer2 = MetricName.build("timer-2");
    final MetricName histogram1 = MetricName.build("histogram-1");
    registry.timer(timer1);
    registry.timer(timer2);
    registry.histogram(histogram1);
    assertThat(registry.getNames()).contains(timer1, timer2, histogram1);
    registry.removeMatching((name, metric) -> name.getKey().endsWith("1"));
    assertThat(registry.getNames()).doesNotContain(timer1, histogram1);
    assertThat(registry.getNames()).contains(timer2);
    verify(listener).onTimerRemoved(timer1);
    verify(listener).onHistogramRemoved(histogram1);
}