Spring / JMS
Explain Message promotion in Solace Message delivery mode.
Message promotion refers to a situation where producer sends DIRECT messages however consumer receives it from a guaranteed message endpoint. These messages are non-persistent where the publisher is never back pressured, consumers, receive the data in the most fault-tolerant(persistent) way.
In this scenario, the consumers receive events using a QUEUE endpoint with mapped topics (or topic subscription). The consumer application will NEVER miss any message even if it's slow/offline, the messages will accumulate in the queue endpoint.
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