TaskFactory Constructor (CancellationToken, TaskCreationOptions, TaskContinuationOptions, TaskScheduler)


Initializes a TaskFactory instance with the specified configuration.

Namespace:   System.Threading.Tasks
Assembly:  mscorlib (in mscorlib.dll)

Public Sub New (
	cancellationToken As CancellationToken,
	creationOptions As TaskCreationOptions,
	continuationOptions As TaskContinuationOptions,
	scheduler As TaskScheduler


Type: System.Threading.CancellationToken

The default CancellationToken that will be assigned to tasks created by this TaskFactory unless another CancellationToken is explicitly specified while calling the factory methods.

Type: System.Threading.Tasks.TaskCreationOptions

The default TaskCreationOptions to use when creating tasks with this TaskFactory.

Type: System.Threading.Tasks.TaskContinuationOptions

The default TaskContinuationOptions to use when creating continuation tasks with this TaskFactory.

Type: System.Threading.Tasks.TaskScheduler

The default TaskScheduler to use to schedule any Tasks created with this TaskFactory. A null value indicates that TaskScheduler.Current should be used.

Exception Condition

The creationOptions argument specifies an invalid TaskCreationOptions value. For more information, see the Remarks for FromAsync.


The continuationOptions argument specifies an invalid value.

With this constructor, the TaskCreationOptions property is initialized to creationOptions, the TaskContinuationOptions property is initialized to continuationOptions, and the TaskScheduler property is initialized to scheduler, unless it's null, in which case the property is initialized to the current scheduler (see Current).

Universal Windows Platform
Available since 8
.NET Framework
Available since 4.0
Portable Class Library
Supported in: portable .NET platforms
Available since 5.0
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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