Some Definitions
• ORB:
– find the object implementation for the request, prepare the object implementation to receive the request and communicate the data making up the request. – ORB throws exceptions – ORB implementation is not defined in CORBA • Object Adapter (POA, BOA, …) – provides ORB services to particular groups of object implementations – generation and interpretation of object references, method invocation, security of interactions, object and implementation activation and deactivation, mapping object references to implementations, and registration of implementations. • IIOP: Internet Inter-ORB Protocol – ORB’s of different vendors can talk – TCP/IP implementation of GIOP |