【说明】今天上午需要用到任务四的页面，就把任务四重新运行了一遍，结果出错了，之前明明好好的，各种改错，，

找了好多网页，都不行，剩下我就只能推倒重来，还是不行

一：今日完成

1）找bug

2）找bug

3）找bug

2017-04-20 12:04:18,661 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.DispatcherServlet] - DispatcherServlet with name 'dispatcher' processing GET request for [/task4/index.html]
2017-04-20 12:04:18,664 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping] - Looking up handler method for path /index.html
2017-04-20 12:04:18,667 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping] - Did not find handler method for [/index.html]
2017-04-20 12:04:18,669 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.handler.SimpleUrlHandlerMapping] - Matching patterns for request [/index.html] are [/**]
2017-04-20 12:04:18,671 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.handler.SimpleUrlHandlerMapping] - URI Template variables for request [/index.html] are {}
2017-04-20 12:04:18,673 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.handler.SimpleUrlHandlerMapping] - Mapping [/index.html] to HandlerExecutionChain with handler [org.springframework.web.servlet.resource.DefaultServletHttpRequestHandler@696d1a6f] and 1 interceptor
2017-04-20 12:04:18,677 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.DispatcherServlet] - Last-Modified value for [/task4/index.html] is: -1
2017-04-20 12:04:18,688 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.DispatcherServlet] - Null ModelAndView returned to DispatcherServlet with name 'dispatcher': assuming HandlerAdapter completed request handling
2017-04-20 12:04:18,688 [http-apr-8080-exec-6] DEBUG [org.springframework.web.servlet.DispatcherServlet] - Successfully completed request
2017-04-20 12:04:18,689 [http-apr-8080-exec-6] DEBUG [org.springframework.beans.factory.support.DefaultListableBeanFactory] - Returning cached instance of singleton bean 'sqlSessionFactory'

二：明日计划

找bug

三：疑难问题

找bug

四：思考总结