ClientBase<TChannel> Constructor (InstanceContext^)

.NET Framework (current version)

Initializes a new instance of the ClientBase<TChannel> class using the callbackInstance as the callback object in a duplex conversation.

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

Syntax

C++

protected:
ClientBase(
	InstanceContext^ callbackInstance
)

Parameters

callbackInstance: Type: System.ServiceModel::InstanceContext^
The callback object that the client application uses to listen for messages from the connected service.

Exceptions

Exception	Condition
ArgumentNullException	The callback instance is null.
InvalidOperationException	Either there is no default endpoint information in the configuration file, more than one endpoint in the file, or no configuration file.

Remarks

Use this constructor when the service contract requires a callback service instance. The target endpoint is constructed from the type parameter and information in the application configuration file.

Examples

The following code example shows how to use this constructor with a SampleDuplexHelloClient class to pass a callback object that listens for messages from the service.

C++

No code example is currently available or this language may not be supported.

Version Information

.NET Framework
Available since 3.0