Chris Richardson describes how to implement business logic using a domain model that is based on event sourcing. He compares and contrasts a hybrid OO/FP design with a purely functional approach. Chris also shows how Domain Driven Design concepts such as bounded contexts and aggregates fit in with event-driven microservices.
Chris Richardson is a developer and architect. He is a Java Champion and the author of POJOs in Action, which describes how to build enterprise Java applications with frameworks such as Spring and Hibernate. Chris was also the founder of the original CloudFoundry.com, an early Java PaaS for Amazon EC2.
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