PersistenceProvider.BeginUpdate Method
Definition
Important
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When implemented in a derived class, represents the beginning of the Update phase. The Update phase occurs when service state data is updated in the persistence store.
public:
abstract IAsyncResult ^ BeginUpdate(System::Object ^ instance, TimeSpan timeout, AsyncCallback ^ callback, System::Object ^ state);public abstract IAsyncResult BeginUpdate (object instance, TimeSpan timeout, AsyncCallback callback, object state);abstract member BeginUpdate : obj * TimeSpan * AsyncCallback * obj -> IAsyncResultPublic MustOverride Function BeginUpdate (instance As Object, timeout As TimeSpan, callback As AsyncCallback, state As Object) As IAsyncResultParameters
- instance
- Object
The actual instance state.
- timeout
- TimeSpan
The time period after which the persistence provider aborts this attempt.
- callback
- AsyncCallback
The method to be called when the operation is completed.
- state
- Object
A user-provided object that distinguishes this particular asynchronous operation from other operations.
Returns
The state of the BeginUpdate(Object, TimeSpan, AsyncCallback, Object) asynchronous method call.
Applies to
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