spring框架，技术详解及使用指导

即使没有Spring，实现面向接口的设计也不困难。Spring对于面向接口设计的意义，在

于它为面向接口编程提供了一个更加自然的平台。基于Spring开发，程序员会自然而然倾向于

使用接口来定义不同层次之间的关联关系，这种自发的倾向性，-spring framework, technical Xiangjie and use of guidance even without Spring, did not realize the difficulties for the design of the interface. Spring for the meaning-oriented interface design is that it is oriented programming interface to provide a more natural platform. Spring-based development, programmers will naturally prefer to use interfaces to define the relationships between the different levels, this spontaneous tendency,