转摘:https://www.jianshu.com/p/0f24360d47f3 1.什么是DDD 先看下万能的维基百科:Domain-driven design (DDD) is the concept that the structure and language of software code (class names, class methods, class variables) should match the business domain. For example, if a software processes loan applications, it might have classes such as LoanApplication and Customer, and methods such as AcceptOffer and Withdraw. 这边将其称为了一个概念。在我看来DDD……