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Avatar for Joe Wang Joe Wang
July 09, 2018
Programming
230
0

 ddd.pdf

Avatar for Joe Wang

Joe Wang

July 09, 2018

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Transcript

  1. DOMAIN DRIVEN DESIGN Joe Wang

  2. ERIC EVANS 2003 http://domainlanguage.com/

  3. Overview from wikipedia

  4. So, What’s DDD?

  5. Traditional Layer Architecture CONTROLL ER SERVICES DAO INDEX/ RESTFUL BUSINESS

    LOGIC MODEL

  6. DDD Architecture

  7. DDD Architecture

  8. A Real World Demo

  9. The Difference - OO vs procedural programming - Rich model

    vs anemic model - The placement of business logic - logic coherence vs dispersion - focus on business vs focus on implementation - extensibility - Domain model first vs DB first

  10. Keywords of DDD - Bounded Context - Ubiquitous Language -

    CI - Context Map

  11. Some Concepts in DDD - Value Object - Entity -

    Aggregate - Domain Event - Repository - Service - Factory

  12. Some Concepts in DDD

  13. DDD & GraphQL Use GraphQL as Endpoint GraphQL

  14. DDD & MicroService

  15. DDD & MicroService The boundary of a MicroService

  16. DDD & MicroService The layer inside a MicroService