TaskFactory Constructor (CancellationToken, TaskCreationOptions, TaskContinuationOptions, TaskScheduler)
Initializes a TaskFactory instance with the specified configuration.
Assembly: mscorlib (in mscorlib.dll)
'Declaration Public Sub New ( _ cancellationToken As CancellationToken, _ creationOptions As TaskCreationOptions, _ continuationOptions As TaskContinuationOptions, _ scheduler As TaskScheduler _ )
Parameters
- cancellationToken
- 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.
- creationOptions
- Type: System.Threading.Tasks.TaskCreationOptions
The default TaskCreationOptions to use when creating tasks with this TaskFactory.
- continuationOptions
- Type: System.Threading.Tasks.TaskContinuationOptions
The default TaskContinuationOptions to use when creating continuation tasks with this TaskFactory.
- scheduler
- 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 |
|---|---|
| ArgumentOutOfRangeException | The exception that is thrown when the creationOptions argument or the continuationOptions argument specifies an invalid value. The exception that is thrown when the creationOptions argument specifies an invalid TaskCreationOptions value. For more information, see the Remarks for FromAsync |
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).
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
