Basic HTML version of Foils prepared May 19 99

Foil 30 Policies

From Elements of Concurrent Programming in Java Tango Group Internal Technology Seminars -- Spring 99. by Lukasz Beca
Inaction ignore the request
Balking return failure indication to client
Guarded suspension (guarding) suspend execution until preconditions become true
Provisional action pretend to perform an action, but do not commit until success is assured
Rollback/Recovery try to proceed but do the rollback upon failure
Retry repeatedly attempt action

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