Package com.wavefront.agent.preprocessor

Class SpanAddAnnotationIfNotExistsTransformer

java.lang.Object

com.wavefront.agent.preprocessor.SpanAddAnnotationTransformer

com.wavefront.agent.preprocessor.SpanAddAnnotationIfNotExistsTransformer

All Implemented Interfaces:

com.google.common.base.Function<wavefront.report.Span,wavefront.report.Span>, Function<wavefront.report.Span,wavefront.report.Span>

public class SpanAddAnnotationIfNotExistsTransformer
extends SpanAddAnnotationTransformer

Creates a new annotation with a specified key/value pair. If such point tag already exists, the value won't be overwritten.

Author:

[email protected]

Field Summary

Fields inherited from class com.wavefront.agent.preprocessor.SpanAddAnnotationTransformer

key, ruleMetrics, v2Predicate, value

Constructor Summary

Constructors

Constructor	Description
SpanAddAnnotationIfNotExistsTransformer(String key, String value, Predicate<wavefront.report.Span> v2Predicate, PreprocessorRuleMetrics ruleMetrics)

Method Summary

Modifier and Type	Method	Description
wavefront.report.Span	apply(wavefront.report.Span span)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.common.base.Function

equals

Methods inherited from interface java.util.function.Function

andThen, compose

Constructor Detail

SpanAddAnnotationIfNotExistsTransformer

public SpanAddAnnotationIfNotExistsTransformer(String key,
                                               String value,
                                               @Nullable
                                               Predicate<wavefront.report.Span> v2Predicate,
                                               PreprocessorRuleMetrics ruleMetrics)

Method Detail

apply

@Nullable
public wavefront.report.Span apply(@Nullable
                                   wavefront.report.Span span)

Specified by:

apply in interface com.google.common.base.Function<wavefront.report.Span,wavefront.report.Span>

Specified by:

apply in interface Function<wavefront.report.Span,wavefront.report.Span>

Overrides:

apply in class SpanAddAnnotationTransformer