Examples with Span io.opencensus.trace.Span used on opensource projects

Example 46 with Span

use of io.opencensus.trace.Span in project instrumentation-java by census-instrumentation.

the class InProcessSampledSpanStoreImplTest method addSpanNameToAllLatencyBuckets.

private void addSpanNameToAllLatencyBuckets(String spanName) {
    for (LatencyBucketBoundaries boundaries : LatencyBucketBoundaries.values()) {
        Span sampledSpan = createSampledSpan(spanName);
        Span notSampledSpan = createNotSampledSpan(spanName);
        if (boundaries.getLatencyLowerNs() < NUM_NANOS_PER_SECOND) {
            testClock.advanceTime(Duration.create(0, (int) boundaries.getLatencyLowerNs()));
        } else {
            testClock.advanceTime(Duration.create(boundaries.getLatencyLowerNs() / NUM_NANOS_PER_SECOND, (int) (boundaries.getLatencyLowerNs() % NUM_NANOS_PER_SECOND)));
        }
        sampledSpan.end();
        notSampledSpan.end();
    }
}

Example 47 with Span

use of io.opencensus.trace.Span in project instrumentation-java by census-instrumentation.

the class CreateMetricDescriptorExporter method registerMetricDescriptor.

// Returns true if the given metricDescriptor is successfully registered to Stackdriver
// Monitoring, or the
// exact same metric has already been registered. Returns false otherwise.
private boolean registerMetricDescriptor(io.opencensus.metrics.export.MetricDescriptor metricDescriptor) {
    String metricName = metricDescriptor.getName();
    io.opencensus.metrics.export.MetricDescriptor existingMetricDescriptor = registeredMetricDescriptors.get(metricName);
    if (existingMetricDescriptor != null) {
        if (existingMetricDescriptor.equals(metricDescriptor)) {
            // Ignore metricDescriptor that are already registered.
            return true;
        } else {
            logger.log(Level.WARNING, "A different metric with the same name is already registered: " + existingMetricDescriptor);
            return false;
        }
    }
    registeredMetricDescriptors.put(metricName, metricDescriptor);
    if (isBuiltInMetric(metricName)) {
        // skip creating metric descriptor for stackdriver built-in metrics.
        return true;
    }
    Span span = tracer.getCurrentSpan();
    span.addAnnotation("Create Stackdriver Metric.");
    MetricDescriptor stackDriverMetricDescriptor = StackdriverExportUtils.createMetricDescriptor(metricDescriptor, projectId, domain, displayNamePrefix, constantLabels);
    CreateMetricDescriptorRequest request = CreateMetricDescriptorRequest.newBuilder().setName(projectName.toString()).setMetricDescriptor(stackDriverMetricDescriptor).build();
    try {
        metricServiceClient.createMetricDescriptor(request);
        span.addAnnotation("Finish creating MetricDescriptor.");
        return true;
    } catch (ApiException e) {
        logger.log(Level.WARNING, "ApiException thrown when creating MetricDescriptor.", e);
        span.setStatus(Status.CanonicalCode.valueOf(e.getStatusCode().getCode().name()).toStatus().withDescription("ApiException thrown when creating MetricDescriptor: " + StackdriverExportUtils.exceptionMessage(e)));
        return false;
    } catch (Throwable e) {
        logger.log(Level.WARNING, "Exception thrown when creating MetricDescriptor.", e);
        span.setStatus(Status.UNKNOWN.withDescription("Exception thrown when creating MetricDescriptor: " + StackdriverExportUtils.exceptionMessage(e)));
        return false;
    }
}