Oracle SOA Suite is being used to virtualize service calls to a third-party human resources provider. The planned service payloads will require minimum transformation. Routing is simple because…

Oracle SOA Suite is being used to virtualize service calls to a third-party human resources provider. The planned service payloads will require minimum transformation. Routing is simple because service calls will be mapped one-for-one to existing third-party services. Which two components should be used to handle this service virtualization?