Examples with Sampler io.jaegertracing.spi.Sampler used on opensource projects

Example 1 with Sampler

use of io.jaegertracing.spi.Sampler in project jaeger-client-java by jaegertracing.

the class ConfigurationTest method testConstSampler.

@Test
public void testConstSampler() {
    SamplerConfiguration samplerConfiguration = new SamplerConfiguration().withType(ConstSampler.TYPE);
    Sampler sampler = samplerConfiguration.createSampler("name", new Metrics(new InMemoryMetricsFactory()));
    assertTrue(sampler instanceof ConstSampler);
}

Example 2 with Sampler

use of io.jaegertracing.spi.Sampler in project jaeger-client-java by jaegertracing.

the class Configuration method getTracerBuilder.

public JaegerTracer.Builder getTracerBuilder() {
    if (reporterConfig == null) {
        reporterConfig = new ReporterConfiguration();
    }
    if (samplerConfig == null) {
        samplerConfig = new SamplerConfiguration();
    }
    if (codecConfig == null) {
        codecConfig = new CodecConfiguration();
    }
    if (metricsFactory == null) {
        metricsFactory = loadMetricsFactory();
    }
    Metrics metrics = new Metrics(metricsFactory);
    Reporter reporter = reporterConfig.getReporter(metrics);
    Sampler sampler = samplerConfig.createSampler(serviceName, metrics);
    JaegerTracer.Builder builder = createTracerBuilder(serviceName).withSampler(sampler).withReporter(reporter).withMetrics(metrics).withTags(tracerTags);
    if (useTraceId128Bit) {
        builder = builder.withTraceId128Bit();
    }
    codecConfig.apply(builder);
    return builder;
}

Example 3 with Sampler

use of io.jaegertracing.spi.Sampler in project jaeger-client-java by jaegertracing.

the class RemoteControlledSampler method updatePerOperationSampler.

private void updatePerOperationSampler(OperationSamplingParameters samplingParameters) {
    Sampler currentSampler = sampler;
    if (currentSampler instanceof PerOperationSampler) {
        if (((PerOperationSampler) currentSampler).update(samplingParameters)) {
            metrics.samplerUpdated.inc(1);
        }
    } else {
        sampler = new PerOperationSampler(maxOperations, samplingParameters);
        metrics.samplerUpdated.inc(1);
    }
}

Example 4 with Sampler

use of io.jaegertracing.spi.Sampler in project jaeger-client-java by jaegertracing.

the class ProbabilisticSamplerTest method testSamplingBoundariesNegative.

@Test
public void testSamplingBoundariesNegative() {
    double samplingRate = 0.5;
    long halfwayBoundary = -0x4000000000000000L;
    Sampler sampler = new ProbabilisticSampler(samplingRate);
    assertTrue(sampler.sample("", halfwayBoundary).isSampled());
    assertFalse(sampler.sample("", halfwayBoundary - 1).isSampled());
}

Example 5 with Sampler

use of io.jaegertracing.spi.Sampler in project jaeger-client-java by jaegertracing.

the class EndToEndBehavior method getRemoteTracer.

private Tracer getRemoteTracer(Metrics metrics, Reporter reporter, String serviceName, String samplingHostPort) {
    Sampler initialSampler = new ProbabilisticSampler(1.0);
    HttpSamplingManager manager = new HttpSamplingManager(samplingHostPort);
    RemoteControlledSampler remoteSampler = new RemoteControlledSampler.Builder(serviceName).withSamplingManager(manager).withInitialSampler(initialSampler).withMetrics(metrics).withPollingInterval(5000).build();
    return new JaegerTracer.Builder(serviceName).withReporter(reporter).withSampler(remoteSampler).build();
}