DuplexChannelFactory<TChannel> Constructor (InstanceContext, Binding)
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Initializes a new instance of the DuplexChannelFactory<TChannel> class with a context that implements the callback contract and a specified binding.
Namespace: System.ServiceModel
Assembly: System.ServiceModel.Extensions (in System.ServiceModel.Extensions.dll)
Syntax
'Declaration
Public Sub New ( _
callbackInstance As InstanceContext, _
binding As Binding _
)
public DuplexChannelFactory(
InstanceContext callbackInstance,
Binding binding
)
Parameters
- callbackInstance
Type: System.ServiceModel.InstanceContext
The InstanceContext that the client uses to listen for messages from the connected service.
- binding
Type: System.ServiceModel.Channels.Binding
The Binding used to connect to the service by channels produced by the factory.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentNullException | callbackInstance or binding is nulla null reference (Nothing in Visual Basic). |
Remarks
Use this constructor to pass an instance context object that implements the callback contract for the target service and to pass the binding information programmatically rather than by using an application configuration file.
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.