DuplexChannelFactory<TChannel>.CreateChannel Method (InstanceContext)
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Creates a duplex channel between a service and a callback instance on the client.
Namespace: System.ServiceModel
Assembly: System.ServiceModel.Extensions (in System.ServiceModel.Extensions.dll)
Syntax
'Declaration
Public Function CreateChannel ( _
callbackInstance As InstanceContext _
) As TChannel
public TChannel CreateChannel(
InstanceContext callbackInstance
)
Parameters
- callbackInstance
Type: System.ServiceModel.InstanceContext
The InstanceContext that the client uses to listen for messages from the connected service.
Return Value
Type: TChannel
A duplex channel of type TChannel, the generic parameter for the factory, between the client and service.
Exceptions
| Exception | Condition |
|---|---|
| InvalidOperationException | callbackInstance or callbackInstance UserObject is nulla null reference (Nothing in Visual Basic). |
Version Information
Silverlight
Supported in: 5, 4, 3
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.