Basic HTML version of Foils prepared October 10 99

Foil 57 Collaboration Framework

From Collaborative Portals for Distributed and Distance Learning NCSA Industrial Partners Meeting -- October 12-13 99. by Geoffrey C. Fox


Objects register and then define their state via a stream of events
Need to share (federate) events between domains (your PC and mine) whose event services are normally isolated
Object or Visual
Proxy for Object
Event specifying Object
or Change in Object
Federate and
Queue events
"Tango Server"
Clients which receive events which are either queued (asynchronous)
or processed synchronously



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