a) Background Integration: a spring, springMvc, mybatis finishing successfully configured separately for each base frame
b) Integration Motivation: by three frames are responsible dao, service, and the controller layer of the individual layers. Junit desirable to test each of the layers individually, but also organic complexes do play a role in each hierarchy
c) springMVC spring is a branch, a Web-based framework on SpringMVC Spring added functionality, must rely want SpringMVC Spring. So spring between the three layers, the middle layer is responsible for connecting link between the role.