To keep this article brief, Figure 7 presents just the static design for the business layer to show how the system-level abstractions are refined to the design.
为了保持本文的简洁, 图 7 只展示了业务层的静态设计,以便说明系统层抽象是如何针对设计进行改进的。
The architect refines the system-level classes to design the business-layer interface.
架构师对系统层类进行改进以设计业务层接口。
The developer typically elaborates the system design to some level of detail, then creates a first-pass implementation by applying model-to-code transformations, usually manually.
典型的情况下,开发人员将系统设计细化到一定的详细级别,然后通过应用模型-代码的转换创建第一轮的实现,这通常是手工完成的。
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