org.apache.beam.fn.harness.control

Class Metrics

java.lang.Object

org.apache.beam.fn.harness.control.Metrics

public class Metrics
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	Metrics.BundleCounter A Counter that is designed to report intermediate and final results and can be re-used after being reset.
static interface	Metrics.BundleDistribution A Distribution that is designed to report intermediate and final results and can be re-used after being reset.

Constructor Summary

Constructors

Constructor and Description
Metrics()

Method Summary

Modifier and Type	Method and Description
static Metrics.BundleCounter	bundleProcessingThreadCounter(java.lang.String shortId, org.apache.beam.sdk.metrics.MetricName name) Returns a counter that will report an accurate final value.
static Metrics.BundleDistribution	bundleProcessingThreadDistribution(java.lang.String shortId, org.apache.beam.sdk.metrics.MetricName name) Returns a Distribution that will report an accurate final value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Metrics

public Metrics()

Method Detail

bundleProcessingThreadCounter

public static Metrics.BundleCounter bundleProcessingThreadCounter(java.lang.String shortId,
                                                                  org.apache.beam.sdk.metrics.MetricName name)

Returns a counter that will report an accurate final value.

All invocations to Counter methods must be done by the main bundle processing thread.

All invocations to BundleProgressReporter methods must be done while holding the ProcessBundleHandler.BundleProcessor.getProgressRequestLock().

bundleProcessingThreadDistribution

public static Metrics.BundleDistribution bundleProcessingThreadDistribution(java.lang.String shortId,
                                                                            org.apache.beam.sdk.metrics.MetricName name)

Returns a Distribution that will report an accurate final value.

All invocations to Distribution methods must be done by the main bundle processing thread.

All invocations to BundleProgressReporter methods must be done while holding the ProcessBundleHandler.BundleProcessor.getProgressRequestLock().