| 摘要 |
PROBLEM TO BE SOLVED: To prevent the collision of a service type name, and to attain the certification of a client by a trader or the impartment of the authority of import processing in a trading device for supporting dynamic communication between software units called an object in a distributed object directional environment based on a CORBA system. SOLUTION: Each client 7 and trader 1 is respectively provided with meta data generating parts 75 and 16 for describing the character string type parameters of each operation individually or altogether by meta data including a service type and a service type context being the auxiliary information of the service type and meta data interpreting parts 76 and 15 for interpreting the meta data as a whole. Also, a client who requests registration/export/import processing to the trader includes certification information and authority information so that certification processing can be executed by a certification processing part 18 of the trader based on the certification information and the authority information.
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