Class ExemplarUtils

java.lang.Object

io.opencensus.contrib.exemplar.util.ExemplarUtils

public final class ExemplarUtils
extends Object

Utils for recording Exemplars for OpenCensus stats.

Since:

0.16

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ATTACHMENT_KEY_SPAN_CONTEXT	Key for SpanContext in the contextual information of an Exemplar.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ExemplarUtils()

Method Summary

Modifier and Type	Method	Description
private static <T> T	checkNotNull(T reference, Object errorMessage)
static void	putSpanContextAttachments(MeasureMap measureMap, SpanContext spanContext)	Puts a SpanContext into the attachments of the given MeasureMap.

Methods inherited from class Object

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

Field Details

ATTACHMENT_KEY_SPAN_CONTEXT

public static final String ATTACHMENT_KEY_SPAN_CONTEXT

Key for SpanContext in the contextual information of an Exemplar.

Since:

0.20

See Also:

• Constant Field Values

Constructor Details

ExemplarUtils

private ExemplarUtils()

Method Details

putSpanContextAttachments

public static void putSpanContextAttachments(MeasureMap measureMap,
 SpanContext spanContext)

Puts a SpanContext into the attachments of the given MeasureMap.

Parameters:

measureMap - the MeasureMap.

spanContext - the SpanContext to be put as attachments.

Since:

0.16

checkNotNull

private static <T> T checkNotNull(T reference,
 @Nullable
 Object errorMessage)