io.opencensus.trace.unsafe

Class ContextUtils

java.lang.Object

io.opencensus.trace.unsafe.ContextUtils

public final class ContextUtils
extends Object

Util methods/functionality to interact with the Context.

Users must interact with the current Context via the public APIs in Tracer and avoid usages of the CONTEXT_SPAN_KEY directly.

Since:

0.5

Field Summary

Fields

Modifier and Type	Field and Description
static io.grpc.Context.Key<Span>	CONTEXT_SPAN_KEY Deprecated. from API since 0.21. Use withValue(Context, Span) and getValue(Context) instead.

Method Summary

Modifier and Type	Method and Description
static Span	getValue(io.grpc.Context context) Returns the value from the specified Context.
static io.grpc.Context	withValue(io.grpc.Context context, Span span) Creates a new Context 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

CONTEXT_SPAN_KEY

@Deprecated
public static final io.grpc.Context.Key<Span> CONTEXT_SPAN_KEY

Deprecated. from API since 0.21. Use withValue(Context, Span) and getValue(Context) instead.

The Context.Key used to interact with Context.

Since:

0.5

Method Detail

withValue

public static io.grpc.Context withValue(io.grpc.Context context,
                                        @Nullable
                                        Span span)

Creates a new Context with the given value set.

Parameters:

context - the parent Context.

span - the value to be set.

Returns:

a new context with the given value set.

Since:

0.21

getValue

public static Span getValue(io.grpc.Context context)

Returns the value from the specified Context.

Parameters:

context - the specified Context.

Returns:

the value from the specified Context.

Since:

0.21