io.opentracing.contrib.grpc

Interface ActiveSpanContextSource

public interface ActiveSpanContextSource

An interface that defines how to get the current active span context.

Field Summary

Fields

Modifier and Type	Field and Description
static ActiveSpanContextSource	GRPC_CONTEXT ActiveSpanContextSource implementation that returns the current span context stored in the GRPC context under OpenTracingContextKey.
static ActiveSpanContextSource	NONE ActiveSpanContextSource implementation that always returns null as the active span context.

Method Summary

Modifier and Type	Method and Description
io.opentracing.SpanContext	getActiveSpanContext() Retrieves the active SpanContext.

Field Detail

NONE

static final ActiveSpanContextSource NONE

ActiveSpanContextSource implementation that always returns null as the active span context.

GRPC_CONTEXT

static final ActiveSpanContextSource GRPC_CONTEXT

ActiveSpanContextSource implementation that returns the current span context stored in the GRPC context under OpenTracingContextKey.

Method Detail

getActiveSpanContext

io.opentracing.SpanContext getActiveSpanContext()

Retrieves the active SpanContext.

Returns:

the active span context