rwsf::Exception and its Derived Classes
Exceptions of rwsf::Exception or its derived classes fall in the following general categories:
*General and XML exceptions, including allocation errors, external and internal errors, threading exceptions, and XML parsing errors.
*Servlet and Web service-specific, such as WSDL exceptions and faults
*Various network exceptions
It is generally preferable to catch the most specific exception possible, so that you can handle the exception gracefully and not mask other errors.