Package io.opencensus.trace

Class TraceComponent

java.lang.Object

io.opencensus.trace.TraceComponent

Direct Known Subclasses:

TraceComponent.NoopTraceComponent, TraceComponentImpl, TraceComponentImpl, TraceComponentImplLite, TraceComponentImplLite

public abstract class TraceComponent
extends java.lang.Object

Class that holds the implementation instances for Tracer, PropagationComponent, Clock, ExportComponent and TraceConfig.

Unless otherwise noted all methods (on component) results are cacheable.

Since:

0.5

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	TraceComponent.NoopTraceComponent

Constructor Summary

Constructors

Constructor	Description
TraceComponent()

Method Summary

Modifier and Type	Method	Description
abstract Clock	getClock()	Returns the Clock with the provided implementation.
abstract ExportComponent	getExportComponent()	Returns the ExportComponent with the provided implementation.
abstract PropagationComponent	getPropagationComponent()	Returns the PropagationComponent with the provided implementation.
abstract TraceConfig	getTraceConfig()	Returns the TraceConfig with the provided implementation.
abstract Tracer	getTracer()	Returns the Tracer with the provided implementations.
(package private) static TraceComponent	newNoopTraceComponent()	Returns an instance that contains no-op implementations for all the instances.

Methods inherited from class java.lang.Object

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

Constructor Detail

TraceComponent

public TraceComponent()

Method Detail

getTracer

public abstract Tracer getTracer()

Returns the Tracer with the provided implementations. If no implementation is provided then no-op implementations will be used.

Returns:

the Tracer implementation.

Since:

0.5

getPropagationComponent

public abstract PropagationComponent getPropagationComponent()

Returns the PropagationComponent with the provided implementation. If no implementation is provided then no-op implementation will be used.

Returns:

the PropagationComponent implementation.

Since:

0.5

getClock

public abstract Clock getClock()

Returns the Clock with the provided implementation.

Returns:

the Clock implementation.

Since:

0.5

getExportComponent

public abstract ExportComponent getExportComponent()

Returns the ExportComponent with the provided implementation. If no implementation is provided then no-op implementations will be used.

Returns:

the ExportComponent implementation.

Since:

0.5

getTraceConfig

public abstract TraceConfig getTraceConfig()

Returns the TraceConfig with the provided implementation. If no implementation is provided then no-op implementations will be used.

Returns:

the TraceConfig implementation.

Since:

0.5

newNoopTraceComponent

static TraceComponent newNoopTraceComponent()

Returns an instance that contains no-op implementations for all the instances.

Returns:

an instance that contains no-op implementations for all the instances.