io.opentracing.contrib.grpc

Interface ActiveSpanSource

public interface ActiveSpanSource

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

Field Summary

Fields

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

Method Summary

Modifier and Type	Method and Description
io.opentracing.Span	getActiveSpan() Retieves the active Span.

Field Detail

NONE

static final ActiveSpanSource NONE

ActiveSpanSource implementation that always returns null as the active span.

GRPC_CONTEXT

static final ActiveSpanSource GRPC_CONTEXT

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

Method Detail

getActiveSpan

io.opentracing.Span getActiveSpan()

Retieves the active Span.

Returns:

the active span