2018年DDD在旅游电商架构演进中的实践.pdf

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1、DDD?CONTENTS01?02DDD?03?X?MonolithsEDALayered architectureModular monolithsMicrokernelSOAService-based architecturesMicroservices?FP?MicroKernelMVCLayered ArchitectureHexagonal ArchitectureOnion ArchitectureScreaming Architecture?BDD?George Fairbanks?Pattern-oriented Software Architecture?+?VS?VSDDD

2、?VS?-?+Software reuse is more like an organ transplant than snapping together Lego blocks.John D.Cook?VS?-?VS?-?CONTENTS01?02DDD?03?+?+?购买 预订 团购 拼团 预打死包 预打半活包 活包 购物车 门票 跟团 酒景 机酒 零售 代理 自营 预约 预售 演出 特产 旅游用车 搭售 分销特产?单品?-?1-?+?-?1-?-?-?1-?-?-?1-?-?-?1-?-?+?-?1-?-?1?2?3?4?-?1-?-?*11*11*1111?1*1*?1*?*1?1*1

3、*?1*?*1?1*?-?1-?-?+?+?-?1-?-?123?-?1-?from Millett S.,Tune N.-Patterns,Principles,and Practices of Domain-Driven Designfrom?-?Enforce linguistic boundaries to protect the validity of a domain term.Linguistic boundaries are bounded context boundaries.?+?2PTS?2PTSbusiness capabilities are often strong

4、 indicators of linguistic boundaries?-?1-?-?Product?+?+?+?+?-?1-?-?Product Product?Product?Product?-?1-?-?+?+?-?2-?/?1?2?-?2-?+?-?-?2-?-?-?2-?-?-?2-?-?-?2-?-?-?2-?UUU?DDDUDDUUDUDDUUDUDUDUDDU?UDUUDDDUDUDUD?-?2-?-?-?-?2-?-?UUU?DDDDDUUDUDDUUDUDUDUDDU?UDDUDUDUUUUDD?-?2-?-?UUU?DDDDUUDUDDUUDUDUDUDDU?DDUDU

5、DUUDUDUDUD?DUUDUDU?UUUUDDDD?-?2-?+?1?2?CONTENTS01?02DDD?03?Module?Component?service?library?Bounded Context?Domain?MicroService?Architectural Quantum?Architectural Style?Problem Space?Solution Space?Architectural Pattern?Design Pattern?Architecture?Module?Bounded Context?Component?service?library?Mi

6、croService?Architectural Quantum?Code?Application architecture?Integration architecture?Architectural Style?Layered architecture monoliths?Modular monoliths?Service-based architectures?Microservices?Architectural Granularity?from Building evolutionary architecture?-?ISPSRPLSPOCPDIPCCPREPCRPADPSDPSAP