July 2019
Intermediate to advanced
410 pages
10h 32m
English
The Publisher Subscriber pattern states that there are event publishers and event consumers. Essentially, this is the heart of EDA, as the publishers are decoupled from the consumers and are not concerned about the delivery of events to the consumers, but only with publishing events. The event will contain information that will be used to route the event to interested consumers. A consumer would then register or subscribe to being interested in specific events:

The preceding diagram illustrates a Customer Service and an Order Service. The Customer Service acts as a publisher and submits an event when a customer is added. ...
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