Creates a continuation that executes when the target Task completes.
Namespace: System.Threading.Tasks
Assembly: mscorlib (in mscorlib.dll)
public Task ContinueWith(
Action<Task, Object> continuationAction,
Object state,
CancellationToken cancellationToken,
TaskContinuationOptions continuationOptions,
TaskScheduler scheduler
)
Parameters
- continuationAction
- Type: System.Action<Task, Object>
An action to run when the Task completes. When run, the delegate will be passed the completed task and the caller-supplied state object as arguments.
- state
- Type: System.Object
An object representing data to be used by the continuation action.
- cancellationToken
- Type: System.Threading.CancellationToken
The CancellationToken that will be assigned to the new continuation task.
- continuationOptions
- Type: System.Threading.Tasks.TaskContinuationOptions
Options for when the continuation is scheduled and how it behaves. This includes criteria, such as OnlyOnCanceled, as well as execution options, such as ExecuteSynchronously.
- scheduler
- Type: System.Threading.Tasks.TaskScheduler
The TaskScheduler to associate with the continuation task and to use for its execution.
| Exception | Condition |
|---|---|
| ArgumentNullException | The continuationAction argument is null. |
| ArgumentOutOfRangeException | The continuationOptions argument specifies an invalid value for TaskContinuationOptions. |
| ArgumentNullException | The scheduler argument is null. |
| ObjectDisposedException | The provided CancellationToken has already been disposed. |
The returned Task will not be scheduled for execution until the current task has completed. If the criteria specified through the continuationOptions parameter are not met, the continuation task will be canceled instead of scheduled.
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.
