1. A system for deploying a Web service, comprising: a backend component for implementing a Web service, the operation of the Web service being mapped to methods of the backend component; an interceptor for providing access to SOAP contents of a Web service invocation message, said interceptor adapted to read the Web service invocation message and pass the contents of the message to said backend component, said interceptor adapted to receive response data from the backend component and write SOAP contents to a Web service response message; and a codec for converting data in the Web service invocation message and invocation response message between XML representations and Java objects for use with said backend component.