DurableTimerExtension Class
Represents an activity timer extension that can be persisted.
Assembly: System.Activities (in System.Activities.dll)
System.Activities.Statements::TimerExtension
System.Activities.Statements::DurableTimerExtension
| Name | Description | |
|---|---|---|
![]() | DurableTimerExtension() | Creates a new instance of the DurableTimerExtension class. |
| Name | Description | |
|---|---|---|
![]() | CancelTimer(Bookmark^) | Removes a timer.(Inherited from TimerExtension.) |
![]() | Dispose() | Terminates all registered timers. |
![]() | Equals(Object^) | Determines whether the specified object is equal to the current object.(Inherited from Object.) |
![]() | Finalize() | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.) |
![]() | GetAdditionalExtensions() | Returns an enumerator that iterates over the collection of timer extensions. |
![]() | GetHashCode() | Serves as the default hash function. (Inherited from Object.) |
![]() | GetType() | |
![]() | MemberwiseClone() | |
![]() | OnCancelTimer(Bookmark^) | Removes a timer object from the table of registered timers for the current workflow operation.(Overrides TimerExtension::OnCancelTimer(Bookmark^).) |
![]() | OnRegisterTimer(TimeSpan, Bookmark^) | Adds a timer object that contains the specified time span and bookmark information to the table of registered timers for the current workflow operation.(Overrides TimerExtension::OnRegisterTimer(TimeSpan, Bookmark^).) |
![]() | RegisterTimer(TimeSpan, Bookmark^) | Creates a timer with the specified duration and associated.(Inherited from TimerExtension.) |
![]() | SetInstance(WorkflowInstanceProxy^) | Establishes the specified workflow instance as the current instance. |
![]() | ToString() | Returns a string that represents the current object.(Inherited from Object.) |
A DurableTimerExtension object can only be associated with a single workflow instance. If a DurableTimerExtension object is used with more than one workflow instance, an InvalidOperationException is thrown with the following message:
This TimerExtension has already been attached to a workflow instance.
Available since 4.0
Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

