Service program device allocation and release

Allowing an execution of an allocation processing and allocation release the processing of a device to a service program during an execution of the service program. Under control of an execution management section (1112), in case device transmission data received is device transmission data satisfying a predetermined transition condition of a state transition, a service state of the service program is updated. Then, under control of an execution management section (1112), a notification of the service state update is transmitted to a service context determination section (113). Under control of the service context determination section (113), whether there is a change in a service context to be executed on the service program based on service context information is confirmed. When it is confirmed that the service context is changed, under control of the service context determination section (113), a device occupation request or a device occupation release request is transmitted to a device management section (114).