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PRESENCE SYSTEM AND INFORMATION PROCESSING EQUIPMENT, DYNAMIC BUDDY LIST GENERATION METHOD IN PRESENCE SYSTEM, AND PRESENCE NOTIFICATION DESTINATION CONTROLLING METHOD AND ITS PROGRAM FOR USE WITH PRESENCE SYSTEM
PRESENCE SYSTEM AND INFORMATION PROCESSING EQUIPMENT, DYNAMIC BUDDY LIST GENERATION METHOD IN PRESENCE SYSTEM, AND PRESENCE NOTIFICATION DESTINATION CONTROLLING METHOD AND ITS PROGRAM FOR USE WITH PRESENCE SYSTEM
A presentity service client has a presentity that issues presence information to a presence service and a watcher which observes presence information for other presentities; a presence change rule holding part holds a presence change rule; and a presence calculating part changes the presence information for the presentity, using as a trigger a change in presence information of other presentities, based on the presence information of other presentity acquired by the watcher and in accordance with the presence change rule held by a presence change rules holding part.
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