EventSource.SetCurrentThreadActivityId Method (Guid, Guid)

.NET Framework 4.6 and 4.5

[Supported in the .NET Framework 4.5.1 and later versions]

Sets the activity ID on the current thread, and returns the previous activity ID.

Namespace:   System.Diagnostics.Tracing
Assembly:  mscorlib (in mscorlib.dll)

public static void SetCurrentThreadActivityId(
	Guid activityId,
	out Guid oldActivityThatWillContinue


Type: System.Guid

The current thread's new activity ID, or Guid.Empty to indicate that work on the current thread is not associated with any activity.

Type: System.Guid

When this method returns, contains the previous activity ID on the current thread.

You can call the SetCurrentThreadActivityId(Guid, Guid) method to temporarily overwrite the current thread's activity ID with a new activity ID. You must then restore the previous activity ID by passing the oldActivityThatWillContinue argument to the SetCurrentThreadActivityId(Guid) method.

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.5.1
Portable Class Library
Supported in: portable .NET platforms
Windows Phone
Available since 8.1
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