Retained publish/subscribe system
First Claim
1. A method for retaining publications in a publish subscribe broker hierarchy, the hierarchy comprising publishers publishing to publishing brokers and subscribers subscribing to receive publications from said publishing brokers, the method comprising:
- subscribing to receive publications on at least one topic from at least a subset of publishing brokers in the hierarchy;
receiving publications on subscribed topics from brokers within the subset; and
retaining the most recent publication on each topic.
1 Assignment
0 Petitions
Accused Products
Abstract
Publications are retained in a publish subscribe broker hierarchy. The hierarchy includes publishers publishing to publishing brokers and subscribers subscribing to receive publications from the publishing brokers. A subscriber subscribes to receive publications on at least one topic from at least a subset of publishing brokers in the hierarchy. The subscriber receives publications on subscribed topics from brokers within the subset and retains the most recent publication on each topic.
24 Citations
18 Claims
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1. A method for retaining publications in a publish subscribe broker hierarchy, the hierarchy comprising publishers publishing to publishing brokers and subscribers subscribing to receive publications from said publishing brokers, the method comprising:
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subscribing to receive publications on at least one topic from at least a subset of publishing brokers in the hierarchy;
receiving publications on subscribed topics from brokers within the subset; and
retaining the most recent publication on each topic. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A system comprising:
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a retained publication server for retaining publications in a publish subscribe broker hierarchy, wherein the hierarchy comprises publishers publishing to publishing brokers and subscribers subscribing to receive publications from said publishing brokers;
a subscriber component for subscribing to receive publications on at least one topic from at least a subset of publishing brokers in the hierarchy;
a receiver component for receiving publications on subscribed topics from brokers within the subset; and
a retainer component for retaining the most recent publication on each topic. - View Dependent Claims (9, 10, 11, 12, 13, 14, 15)
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16. A computer program product for retaining publications in a publish subscribe broker hierarchy, the hierarchy including publishers publishing to publishing brokers and subscribers subscribing to receive publications from said publishing brokers, the computer program product comprising:
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a computer usable medium having computer useable program code embodied therein, the computer useable program code comprising;
computer usable program code configured to subscribe to receive publications on at least one topic from at least a subset of publishing brokers in the hierarchy;
computer usable program code configured to receive publications on subscribed topics from brokers within the subset; and
computer usable program code configured to retain the most recent publication on each topic. - View Dependent Claims (17, 18)
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Specification