Method, apparatus, and system for releasing resources

An apparatus for releasing resources in an online charging process, the apparatus comprising a processer and a non-transitory computer readable medium, wherein the computer readable medium further comprises:

• a querying module, configured to query a reservation record according to information about a current session when a user initiates multiple calls continuously;
• a processing module, configured to:
• judge whether a reservation record exists according to a query result of the querying module;
• judge whether a conflicting session exists according to reservation information in the reservation record if the reservation record exists;
• obtain reservation information of the conflicting session if the conflicting session exists;
• and release a corresponding reserved service unit for the conflicting session in the account of the user according to the reservation information of the conflicting session;
• and
• a reserving module, configured to reserve a service unit for the current session, store reservation information of the current session, and form a reservation record for the current session after the processing module releases the corresponding reserved service unit.

A system for releasing resources in an online charging process, the system comprising a resource releasing apparatus and a service control point, wherein:

• the resource releasing apparatus comprises a processer and a non-transitory computer readable medium, wherein the computer readable medium is configured to:
• query a reservation record according to information about a current session after receiving a credit control request message sent by the service control point when a user initiates multiple calls continuously;
• judge whether a reservation record exists according to a result of the query;
• judge whether a conflicting session exists according to reservation information in the reservation record if the reservation record exists;
• obtain reservation information of the conflicting session if the conflicting session exists, and release a corresponding reserved service unit for the conflicting session in the account of the user according to the reservation information of the conflicting session;
• and reserve a service unit for the current session, store reservation infoimation of the current session, and form a reservation record for the current session after the corresponding reserved service unit is released;
• and
• the service control point comprising a processer and a non-transient computer readable medium, is configured to send a credit control result message to the resource releasing apparatus according to a session initiated by a user, and control the current session according to the credit control result message returned by the resource releasing apparatus.