| 摘要 |
A device and method define an access right to a shared data item. The method includes defining a group of one or more contacts in a contact list, assigning an access right to the group of one or more contacts, and assigning the group of one or more contacts to a shared data item. A device and method also provide a service based on the access right to the shared data item. The method includes receiving a request for a service from a user at a second device, the request including a resource identifier, selecting a user identifier for the user, selecting an access group identifier from a contact list using the user identifier, selecting an access right for the user using the access group identifier, determining if the user has permission to access a data item identified by the resource identifier, if the user has permission to access the data item, determining if the access right allows performance of the service, and providing the service at the first device if the access right allows performance of the service. |
