Method and system for event publication and subscription...

Details Method and system for event publication and subscription... Method and system for event publication and subscription...

2006-09-12

2006-09-12

Baderman, Scott (Department: 2114)

Error detection/correction and fault detection/recovery

Data processing system error or fault handling

Reliability and availability

C714S057000, C719S318000

Reexamination Certificate

active

07107497

ABSTRACT:
A method and system for event publication and subscription with an event channel from user level and kernel level are disclosed. The system comprises an event channel. The event channel includes an event queue for an event sent by a publisher. Additionally, the event channel has a plurality of subscriber-based queues each corresponding to a subscriber. If the corresponding subscriber has subscribed to receive delivery of the event, the subscriber-based queue includes the event. Moreover, the event channel further comprises a dispatcher for dispatching based on filtering criteria the event to the subscriber-based queue if the corresponding subscriber has subscribed to receive delivery of the event, and a delivery mechanism for delivering the event from the subscriber-based queue to the corresponding subscriber. The publisher can be a user level publisher or a kernel level publisher. The subscriber can be a user level subscriber or a kernel level subscriber.

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