Class SpanExporter

java.lang.Object

io.opencensus.trace.export.SpanExporter

Direct Known Subclasses:

SpanExporter.NoopSpanExporter, SpanExporterImpl

@ThreadSafe
public abstract class SpanExporter
extends Object

A service that is used by the library to export SpanData for all the spans that are part of a distributed sampled trace (see TraceOptions.isSampled()).

Since:

0.5

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SpanExporter.Handler	An abstract class that allows different tracing services to export recorded data for sampled spans in their own format.
private static final class	SpanExporter.NoopSpanExporter

Field Summary

Fields

Modifier and Type	Field	Description
private static final SpanExporter	NOOP_SPAN_EXPORTER

Constructor Summary

Constructors

Constructor	Description
SpanExporter()

Method Summary

Modifier and Type	Method	Description
static SpanExporter	getNoopSpanExporter()	Returns the no-op implementation of the ExportComponent.
abstract void	registerHandler(String name, SpanExporter.Handler handler)	Registers a new service handler that is used by the library to export SpanData for sampled spans (see TraceOptions.isSampled()).
abstract void	unregisterHandler(String name)	Unregisters the service handler with the provided name.

Methods inherited from class Object

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

Field Details

NOOP_SPAN_EXPORTER

private static final SpanExporter NOOP_SPAN_EXPORTER

Constructor Details

SpanExporter

public SpanExporter()

Method Details

getNoopSpanExporter

public static SpanExporter getNoopSpanExporter()

Returns the no-op implementation of the ExportComponent.

Returns:

the no-op implementation of the ExportComponent.

Since:

0.5

registerHandler

public abstract void registerHandler(String name,
 SpanExporter.Handler handler)

Registers a new service handler that is used by the library to export SpanData for sampled spans (see TraceOptions.isSampled()).

Parameters:

name - the name of the service handler. Must be unique for each service.

handler - the service handler that is called for each ended sampled span.

Since:

0.5

unregisterHandler

public abstract void unregisterHandler(String name)

Unregisters the service handler with the provided name.

Parameters:

name - the name of the service handler that will be unregistered.

Since:

0.5