EVERY ENTITY AS A MICROSERVICE taowen@gmail.com JOB WELL DONE! "The Mess We're In" by Joe Armstrong ■ In the last 40 years we have written billions of lines of code that will keep programmers � � � � � � ����� Pre State Post State condition �������� �� SOA or NOT SOA Microservice or NOT Microservice Event driven or NOT Event driven �� RE FACTORING ��������� ����work�������� ���� Shipping orchestrator Orchestration V.S. Choreography �������� �� SOA or NOT SOA Microservice or NOT Microservice Event driven or NOT Event driven Control Flow ���� ����� Control Flow �� ������������

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component reporting package search component component component component component component microservice container ⼤大泥泥球 ⼤大量量⼦子尺⼨寸的应⽤用阻碍频 繁增量量变更更，因为⾼高耦合 性需要⼀一次部署⼤大量量代码、 ⼤大量量的应⽤用。 单例例架构 ⾮非结构的单例例架构

Service和Application层 Controller概念下移到Application层 参考架构对⽐比 微服务架构 https://martinfowler.com/articles/microservice-testing/#anatomy-connections 应⽤用层对应Resources 基础设施层对应 Gateways,HTTP Client和ORM 领域层对应 Service