Package org.apache.beam.sdk.metrics

Class MetricsOptions.NoOpMetricsSink

java.lang.Object

org.apache.beam.sdk.metrics.MetricsOptions.NoOpMetricsSink

All Implemented Interfaces:

DefaultValueFactory<Class<? extends MetricsSink>>

Enclosing interface:

MetricsOptions

public static class MetricsOptions.NoOpMetricsSink
extends Object
implements DefaultValueFactory<Class<? extends MetricsSink>>

A DefaultValueFactory that obtains the class of the NoOpMetricsSink if it exists on the classpath, and throws an exception otherwise.

As the NoOpMetricsSink is in an independent module, it cannot be directly referenced as the Default. However, it should still be used if available.

Constructor Summary

Constructors

Constructor	Description
NoOpMetricsSink()

Method Summary

Modifier and Type	Method	Description
Class<? extends MetricsSink>	create(PipelineOptions options)	Creates a default value for a getter marked with Default.InstanceFactory.

Methods inherited from class java.lang.Object

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

Constructor Details

NoOpMetricsSink

public NoOpMetricsSink()

Method Details

create

public Class<? extends MetricsSink> create(PipelineOptions options)

Description copied from interface: DefaultValueFactory

Creates a default value for a getter marked with Default.InstanceFactory.

Specified by:

create in interface DefaultValueFactory<Class<? extends MetricsSink>>

Parameters:

options - The current pipeline options.

Returns:

The default value to be used for the annotated getter.