Apparatus and method for use with a data processing system, wherein the data processing system comprises a client and a server, comprising: a receive component for receiving a call from a client application to a first method of an object, and for receiving a reply on the channel; an interceptor component, for wrapping the object to provide a wrapped call to a second method of the wrapped object, and for invoking a response handler; a client encoder component for converting the wrapped call into a message; a client channel manager component for establishing a channel to the server; a sender component, for sending the message on the channel; a reply decoder component for decoding the reply to provide a response; and the sender component further for sending the response to the client application.