Package io.opencensus.trace.unsafe

Class ContextHandleUtils

java.lang.Object

io.opencensus.trace.unsafe.ContextHandleUtils

public class ContextHandleUtils
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
private static ContextManager	CONTEXT_MANAGER
private static java.util.logging.Logger	LOGGER

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ContextHandleUtils()

Method Summary

Modifier and Type	Method	Description
static ContextHandle	currentContext()
static Span	getValue(ContextHandle context)	Returns the value from the specified ContextHandle.
private static ContextManager	loadContextManager(java.lang.ClassLoader classLoader)
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 java.lang.Object

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

Field Detail

LOGGER

private static final java.util.logging.Logger LOGGER

CONTEXT_MANAGER

private static final ContextManager CONTEXT_MANAGER

Constructor Detail

ContextHandleUtils

private ContextHandleUtils()

Method Detail

loadContextManager

private static ContextManager loadContextManager(@Nullable
                                                 java.lang.ClassLoader classLoader)

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.