Service cooperation support apparatus, service cooperation support method and service cooperation support program

A service linkage assistance method performed by a service linkage assistance device, the service linkage assistance method comprising:

• receiving definition information of a stateless upper-layer API exposed to an upper-layer device that links a plurality of services and definition information of a plurality of stateful lower-layer APIs exposed by a lower-layer device;
• and
• extracting at least one lower-layer API corresponding to the upper-layer API by using the definition information of the upper-layer API and the definition information of the lower-layer APIs, and generating an API correspondence table in which an execution order of the extracted lower-layer API is set.

(canceled)

A non-transitory, computer-readable medium storing one or more instructions executable by a computer system to perform operations comprising:

• receiving definition information of a stateless upper-layer API exposed to an upper-layer device that links a plurality of services and definition information of a plurality of stateful lower-layer APIs exposed by a lower-layer device;
• and
• extracting at least one lower-layer API corresponding to the upper-layer API by using the definition information of the upper-layer API and the definition information of the lower-layer APIs, and generating an API correspondence table in which an execution order of the extracted lower-layer API is set.