Criteria-based message publication control and feedback in a publish/subscribe messaging environment

摘要

Control and/or feedback are provided for message publication in a publish/subscribe messaging environment. A number of different aspects are disclosed, and an embodiment may include one or more of these aspects. In each aspect, each subscribing application has an associated importance level for a subscription, and this importance level may vary among subscriptions for different message topics. Each published message has an associated topic. In some aspects, each published message also has associated criteria, where the criteria are specified with regard to message classification. In preferred embodiments, the message classification comprises importance criteria specifying requirements for importance level of subscribers registered for the topic of that message. Feedback can be provided regarding whether a message publication meets the importance criteria. Control over message publication can be based on whether a message publication meets the importance criteria.