Class StartEndHandlerImpl

java.lang.Object

io.opencensus.implcore.trace.StartEndHandlerImpl

All Implemented Interfaces:

RecordEventsSpanImpl.StartEndHandler

@ThreadSafe
public final class StartEndHandlerImpl
extends Object
implements RecordEventsSpanImpl.StartEndHandler

Uses the provided EventQueue to defer processing/exporting of the SpanData to avoid impacting the critical path.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static final class	StartEndHandlerImpl.SpanEndEvent
private static final class	StartEndHandlerImpl.SpanStartEvent

Field Summary

Fields

Modifier and Type	Field	Description
private final EventQueue	eventQueue
private final InProcessRunningSpanStore	inProcessRunningSpanStore
private final SampledSpanStoreImpl	sampledSpanStore
private final SpanExporterImpl	spanExporter

Constructor Summary

Constructors

Constructor	Description
StartEndHandlerImpl(SpanExporterImpl spanExporter, InProcessRunningSpanStore inProcessRunningSpanStore, SampledSpanStoreImpl sampledSpanStore, EventQueue eventQueue)	Constructs a new StartEndHandlerImpl.

Method Summary

Modifier and Type	Method	Description
void	onEnd(RecordEventsSpanImpl span)
void	onStart(RecordEventsSpanImpl span)

Methods inherited from class Object

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

Field Details

spanExporter

private final SpanExporterImpl spanExporter

inProcessRunningSpanStore

private final InProcessRunningSpanStore inProcessRunningSpanStore

sampledSpanStore

private final SampledSpanStoreImpl sampledSpanStore

eventQueue

private final EventQueue eventQueue

Constructor Details

StartEndHandlerImpl

public StartEndHandlerImpl(SpanExporterImpl spanExporter,
 InProcessRunningSpanStore inProcessRunningSpanStore,
 SampledSpanStoreImpl sampledSpanStore,
 EventQueue eventQueue)

Constructs a new StartEndHandlerImpl.

Parameters:

spanExporter - the SpanExporter implementation.

inProcessRunningSpanStore - the RunningSpanStore implementation.

sampledSpanStore - the SampledSpanStore implementation.

eventQueue - the event queue where all the events are enqueued.

Method Details

onStart

public void onStart(RecordEventsSpanImpl span)

Specified by:

onStart in interface RecordEventsSpanImpl.StartEndHandler

onEnd

public void onEnd(RecordEventsSpanImpl span)

Specified by:

onEnd in interface RecordEventsSpanImpl.StartEndHandler