DistributedContextPropagator.ExtractTraceIdAndState Method

Definition

Namespace:

System.Diagnostics

Assembly:

System.Diagnostics.DiagnosticSource.dll

Package:

System.Diagnostics.DiagnosticSource v9.0.0-preview.3.24172.9

Source:

DistributedContextPropagator.cs

Extracts the trace ID and trace state from an incoming request represented by the carrier. For example, from the headers of an HTTP request.

public:
 abstract void ExtractTraceIdAndState(System::Object ^ carrier, System::Diagnostics::DistributedContextPropagator::PropagatorGetterCallback ^ getter, [Runtime::InteropServices::Out] System::String ^ % traceId, [Runtime::InteropServices::Out] System::String ^ % traceState);

public abstract void ExtractTraceIdAndState (object? carrier, System.Diagnostics.DistributedContextPropagator.PropagatorGetterCallback? getter, out string? traceId, out string? traceState);

abstract member ExtractTraceIdAndState : obj * System.Diagnostics.DistributedContextPropagator.PropagatorGetterCallback * string * string -> unit

Public MustOverride Sub ExtractTraceIdAndState (carrier As Object, getter As DistributedContextPropagator.PropagatorGetterCallback, ByRef traceId As String, ByRef traceState As String)

Parameters

carrier

Object

The medium from which values will be read.

getter

DistributedContextPropagator.PropagatorGetterCallback

The callback method to invoke to get the propagation trace ID and state from the carrier.

traceId

String

When this method returns, contains the trace ID extracted from the carrier.

traceState

String

When this method returns, contains the trace state extracted from the carrier.