DurableTimerExtension Class

.NET Framework (current version)
 

Represents an activity timer extension that can be persisted.

Namespace:   System.Activities.Statements
Assembly:  System.Activities (in System.Activities.dll)

System.Object
  System.Activities.Statements.TimerExtension
    System.Activities.Statements.DurableTimerExtension

public class DurableTimerExtension : TimerExtension, IWorkflowInstanceExtension, 
	IDisposable

NameDescription
System_CAPS_pubmethodDurableTimerExtension()

Creates a new instance of the DurableTimerExtension class.

NameDescription
System_CAPS_pubmethodCancelTimer(Bookmark)

Removes a timer.(Inherited from TimerExtension.)

System_CAPS_pubmethodDispose()

Terminates all registered timers.

System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_protmethodFinalize()

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)

System_CAPS_pubmethodGetAdditionalExtensions()

Returns an enumerator that iterates over the collection of timer extensions.

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_protmethodMemberwiseClone()

Creates a shallow copy of the current Object.(Inherited from Object.)

System_CAPS_protmethodOnCancelTimer(Bookmark)

Removes a timer object from the table of registered timers for the current workflow operation.(Overrides TimerExtension.OnCancelTimer(Bookmark).)

System_CAPS_protmethodOnRegisterTimer(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).)

System_CAPS_pubmethodRegisterTimer(TimeSpan, Bookmark)

Creates a timer with the specified duration and associated.(Inherited from TimerExtension.)

System_CAPS_pubmethodSetInstance(WorkflowInstanceProxy)

Establishes the specified workflow instance as the current instance.

System_CAPS_pubmethodToString()

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.

.NET Framework
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.

Return to top
Show: