Examples with MetricDescriptor io.opencensus.metrics.export.MetricDescriptor used on opensource projects

Example 16 with MetricDescriptor

use of io.opencensus.metrics.export.MetricDescriptor in project instrumentation-java by census-instrumentation.

the class DerivedLongGaugeImplTest method withConstantLabels.

@Test
public void withConstantLabels() {
    List<LabelKey> labelKeys = Arrays.asList(LabelKey.create("key1", "desc"), LabelKey.create("key2", "desc"));
    List<LabelValue> labelValues = Arrays.asList(LabelValue.create("value1"), LabelValue.create("value2"));
    LabelKey constantKey = LabelKey.create("constant_key", "desc");
    LabelValue constantValue = LabelValue.create("constant_value");
    Map<LabelKey, LabelValue> constantLabels = Collections.<LabelKey, LabelValue>singletonMap(constantKey, constantValue);
    DerivedLongGaugeImpl derivedLongGauge2 = new DerivedLongGaugeImpl(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, labelKeys, constantLabels);
    derivedLongGauge2.createTimeSeries(labelValues, new QueueManager(), queueManagerFunction);
    List<LabelKey> allKeys = new ArrayList<>(labelKeys);
    allKeys.add(constantKey);
    MetricDescriptor expectedDescriptor = MetricDescriptor.create(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, Type.GAUGE_INT64, allKeys);
    List<LabelValue> allValues = new ArrayList<>(labelValues);
    allValues.add(constantValue);
    TimeSeries expectedTimeSeries = TimeSeries.createWithOnePoint(allValues, Point.create(Value.longValue(2), TEST_TIME), null);
    Metric metric = derivedLongGauge2.getMetric(testClock);
    assertThat(metric).isNotNull();
    assertThat(metric.getMetricDescriptor()).isEqualTo(expectedDescriptor);
    assertThat(metric.getTimeSeriesList()).containsExactly(expectedTimeSeries);
    derivedLongGauge2.removeTimeSeries(labelValues);
    Metric metric2 = derivedLongGauge2.getMetric(testClock);
    assertThat(metric2).isNull();
}

Example 17 with MetricDescriptor

use of io.opencensus.metrics.export.MetricDescriptor in project instrumentation-java by census-instrumentation.

the class DoubleGaugeImplTest method withConstantLabels.

@Test
public void withConstantLabels() {
    List<LabelKey> labelKeys = Arrays.asList(LabelKey.create("key1", "desc"), LabelKey.create("key2", "desc"));
    List<LabelValue> labelValues = Arrays.asList(LabelValue.create("value1"), LabelValue.create("value2"));
    LabelKey constantKey = LabelKey.create("constant_key", "desc");
    LabelValue constantValue = LabelValue.create("constant_value");
    Map<LabelKey, LabelValue> constantLabels = Collections.<LabelKey, LabelValue>singletonMap(constantKey, constantValue);
    DoubleGaugeImpl doubleGauge = new DoubleGaugeImpl(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, labelKeys, constantLabels);
    DoublePoint doublePoint = doubleGauge.getOrCreateTimeSeries(labelValues);
    doublePoint.add(1);
    doublePoint.add(2);
    DoublePoint defaultPoint = doubleGauge.getDefaultTimeSeries();
    defaultPoint.set(100);
    List<LabelKey> allKeys = new ArrayList<>(labelKeys);
    allKeys.add(constantKey);
    MetricDescriptor expectedDescriptor = MetricDescriptor.create(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, Type.GAUGE_DOUBLE, allKeys);
    List<LabelValue> allValues = new ArrayList<>(labelValues);
    allValues.add(constantValue);
    List<TimeSeries> expectedTimeSeriesList = new ArrayList<TimeSeries>();
    TimeSeries defaultTimeSeries = TimeSeries.createWithOnePoint(Arrays.asList(UNSET_VALUE, UNSET_VALUE, constantValue), Point.create(Value.doubleValue(100), TEST_TIME), null);
    expectedTimeSeriesList.add(TimeSeries.createWithOnePoint(allValues, Point.create(Value.doubleValue(3), TEST_TIME), null));
    expectedTimeSeriesList.add(defaultTimeSeries);
    Metric metric = doubleGauge.getMetric(testClock);
    assertThat(metric).isNotNull();
    assertThat(metric.getMetricDescriptor()).isEqualTo(expectedDescriptor);
    assertThat(metric.getTimeSeriesList().size()).isEqualTo(2);
    assertThat(metric.getTimeSeriesList()).containsExactlyElementsIn(expectedTimeSeriesList);
    doubleGauge.removeTimeSeries(labelValues);
    Metric metric2 = doubleGauge.getMetric(testClock);
    assertThat(metric2).isNotNull();
    assertThat(metric2.getTimeSeriesList()).containsExactly(defaultTimeSeries);
}

Example 18 with MetricDescriptor

use of io.opencensus.metrics.export.MetricDescriptor in project instrumentation-java by census-instrumentation.

the class LongCumulativeImplTest method withConstantLabels.

@Test
public void withConstantLabels() {
    List<LabelKey> labelKeys = Arrays.asList(LabelKey.create("key1", "desc"), LabelKey.create("key2", "desc"));
    List<LabelValue> labelValues = Arrays.asList(LabelValue.create("value1"), LabelValue.create("value2"));
    LabelKey constantKey = LabelKey.create("constant_key", "desc");
    LabelValue constantValue = LabelValue.create("constant_value");
    Map<LabelKey, LabelValue> constantLabels = Collections.<LabelKey, LabelValue>singletonMap(constantKey, constantValue);
    LongCumulativeImpl longCumulative = new LongCumulativeImpl(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, labelKeys, constantLabels, START_TIME);
    LongPoint longPoint = longCumulative.getOrCreateTimeSeries(labelValues);
    longPoint.add(1);
    longPoint.add(2);
    LongPoint defaultPoint = longCumulative.getDefaultTimeSeries();
    defaultPoint.add(100);
    List<LabelKey> allKeys = new ArrayList<>(labelKeys);
    allKeys.add(constantKey);
    MetricDescriptor expectedDescriptor = MetricDescriptor.create(METRIC_NAME, METRIC_DESCRIPTION, METRIC_UNIT, Type.CUMULATIVE_INT64, allKeys);
    testClock.advanceTime(ONE_MINUTE);
    Timestamp endTime = testClock.now();
    List<LabelValue> allValues = new ArrayList<>(labelValues);
    allValues.add(constantValue);
    List<TimeSeries> expectedTimeSeriesList = new ArrayList<TimeSeries>();
    TimeSeries defaultTimeSeries = TimeSeries.createWithOnePoint(Arrays.asList(UNSET_VALUE, UNSET_VALUE, constantValue), Point.create(Value.longValue(100), endTime), START_TIME);
    expectedTimeSeriesList.add(TimeSeries.createWithOnePoint(allValues, Point.create(Value.longValue(3), endTime), START_TIME));
    expectedTimeSeriesList.add(defaultTimeSeries);
    Metric metric = longCumulative.getMetric(testClock);
    assertThat(metric).isNotNull();
    assertThat(metric.getMetricDescriptor()).isEqualTo(expectedDescriptor);
    assertThat(metric.getTimeSeriesList().size()).isEqualTo(2);
    assertThat(metric.getTimeSeriesList()).containsExactlyElementsIn(expectedTimeSeriesList);
    longCumulative.removeTimeSeries(labelValues);
    Metric metric2 = longCumulative.getMetric(testClock);
    assertThat(metric2).isNotNull();
    assertThat(metric2.getTimeSeriesList()).containsExactly(defaultTimeSeries);
}

Example 19 with MetricDescriptor

use of io.opencensus.metrics.export.MetricDescriptor in project instrumentation-java by census-instrumentation.

the class PrometheusExportUtils method createMetricFamilySamples.

// Converts a Metric to a Prometheus MetricFamilySamples.
static MetricFamilySamples createMetricFamilySamples(Metric metric, String namespace) {
    MetricDescriptor metricDescriptor = metric.getMetricDescriptor();
    String name = getNamespacedName(metricDescriptor.getName(), namespace);
    Type type = getType(metricDescriptor.getType());
    List<String> labelNames = convertToLabelNames(metricDescriptor.getLabelKeys());
    List<Sample> samples = Lists.newArrayList();
    for (io.opencensus.metrics.export.TimeSeries timeSeries : metric.getTimeSeriesList()) {
        for (io.opencensus.metrics.export.Point point : timeSeries.getPoints()) {
            samples.addAll(getSamples(name, labelNames, timeSeries.getLabelValues(), point.getValue()));
        }
    }
    return new MetricFamilySamples(name, type, metricDescriptor.getDescription(), samples);
}

Example 20 with MetricDescriptor

use of io.opencensus.metrics.export.MetricDescriptor in project instrumentation-java by census-instrumentation.

the class MetricUtilsTest method viewToMetricDescriptor_NoIntervalViews.

@Test
public void viewToMetricDescriptor_NoIntervalViews() {
    MetricDescriptor metricDescriptor = MetricUtils.viewToMetricDescriptor(VIEW_2);
    assertThat(metricDescriptor).isNull();
}