Class ContextHandleUtils

java.lang.Object

io.opencensus.trace.unsafe.ContextHandleUtils

public class ContextHandleUtils
extends Object

Method Summary

Modifier and Type	Method	Description
static ContextHandle	currentContext()
static Span	getValue(ContextHandle context)	Returns the value from the specified ContextHandle.
static io.grpc.Context	tryExtractGrpcContext(ContextHandle handle)	Attempts to pull the Context out of an OpenCensus ContextHandle.
static ContextHandle	withValue(ContextHandle context, Span span)	Creates a new ContextHandle with the given value set.

Methods inherited from class Object

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

Method Details

currentContext

public static ContextHandle currentContext()

withValue

public static ContextHandle withValue(ContextHandle context,
 @Nullable
 Span span)

Creates a new ContextHandle with the given value set.

Parameters:

context - the parent ContextHandle.

span - the value to be set.

Returns:

a new context with the given value set.

getValue

public static Span getValue(ContextHandle context)

Returns the value from the specified ContextHandle.

Parameters:

context - the specified ContextHandle.

Returns:

the value from the specified ContextHandle.

tryExtractGrpcContext

@Nullable
public static io.grpc.Context tryExtractGrpcContext(ContextHandle handle)

Attempts to pull the Context out of an OpenCensus ContextHandle.

Returns:

The context, or null if not a GRPC backed context handle.