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ServiceHostBase.OnBeginOpen Method

Begins an asynchronous operation invoked on the opening of the service host.

Namespace:  System.ServiceModel
Assembly:  System.ServiceModel (in System.ServiceModel.dll)

protected override IAsyncResult OnBeginOpen(
	TimeSpan timeout,
	AsyncCallback callback,
	Object state
)

Parameters

timeout
Type: System.TimeSpan

The Timespan that specifies how long the on-open operation has to complete before timing out.

callback
Type: System.AsyncCallback

The AsyncCallback delegate that receives the notification of the asynchronous operation on-open completion.

state
Type: System.Object

An object, specified by the application, that contains state information associated with the asynchronous on-open operation.

Return Value

Type: System.IAsyncResult
The IAsyncResult that references the asynchronous on-open operation.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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