Using query language for provider and subscriber registrations

摘要: Systems and methods for reporting the occurrence of events in a computer system to event subscriber software. A includes central repository wherein subscribers register types or classes which they require notification providers are capable detecting will provide notifications. The registrations, both by subscribers, made according standardized hierarchical classification preferably expressed form queries. also an event-filtering component that receives events, filters reports selected can expose interfaces report software reported. Filtering be facilitated definitions written query language associated with processed context object-oriented, comprehend any possible reported providers. When satisfy one more query-based filtering definitions, passed appropriate Otherwise, discarded. Events filtered grouped time their occurrence. further simplified registering event-reporting defining scope particular