1，在进行测试的时候，访问：http://localhost:8080/taotao-manager-web/ 可以出现首页
2，做了mybatis逆向工程之后，整合了spring，mybatis，测试Controller和service之间能否调通，访问http://localhost:8080/taotao-manager-web/item/741524
出现404，还未解决这个问题。
IOException parsing XML document from class path resource [spring/springmvc.xml]; nested exception is java.io.FileNotFoundException: class path resource [spring/springmvc.xml] cannot be opened because it does not exist
WARN | No mapping found for HTTP request with URI [/taotao-manager-web/item/741524] in DispatcherServlet with name 'taotao-manager'