The figure depicts the Services Gatekeeper RESTful API functional stack . A series of boxes show the modules in Services Gateeeper through which a OneAPI request will pass through. The description provided in the document text explains the functional flow of OneAPI requests through the Services Gatekeeper RESTful Servlet, JAX-RS and onto the EJB Stubs for handling by the network layer. A box connected to the JAX-RS resource classes represents the WADL file(s) used to create the JAX-RS resource classes.