The 22:43:36 2020-05-14, 534 the DEBUG [org. Springframework. Web. Servlet. DispatcherServlet] - & lt; DispatcherServlet with the name 'for springmvc processing POST request for [/xiaoyou selectAllPicture. Do] & gt;
The 22:43:36 2020-05-14, 535 the DEBUG [org. Springframework. Web. Servlet. MVC. Method. The annotation. RequestMappingHandlerMapping] - & lt; & up handler method for path/selectAllPicture do>
The 22:43:36 2020-05-14, 539 the DEBUG [org. Springframework. Web. Servlet. MVC. Method. The annotation. RequestMappingHandlerMapping] - & lt; Returning handler method [public Java. Util. Map com. Zz. Xiaoyou. Web. Controller. PictureController. SelectAllPicture (com) zz. Xiaoyou. Pojo. Picture)] & gt;
The 2020-05-14 22:43:36, 539 the DEBUG [org. Springframework. Beans. Factory. Support. DefaultListableBeanFactory] - & lt; Returning cached instance of singleton beans' pictureController & gt;
The 22:43:36 2020-05-14, 540 the DEBUG [org. Springframework. Web. Servlet. MVC. Method. The annotation. RequestResponseBodyMethodProcessor] - & lt; Reading [com. Zz. Xiaoyou. Pojo. Picture] as "application/json; Charset=utf-8 "using [org. Springframework. HTTP. Converter. Json. MappingJackson2HttpMessageConverter @ 6 bc73cf] & gt;
The 22:43:36 2020-05-14, 541 the DEBUG [org. Mybatis. Spring. SqlSessionUtils] - & lt; Creating a new SqlSession>
The 22:43:36 2020-05-14, 542 the DEBUG [org. Mybatis. Spring. SqlSessionUtils] - & lt; SqlSession [org. Apache. Ibatis. Session. Defaults. DefaultSqlSession @ 2 be6df32] was not registered for synchronization because synchronization is not active>
The 2020-05-14 22:43:36, 542 the DEBUG [. Org. Springframework. JDBC datasource. DataSourceUtils] - & lt; Fetching the JDBC Connection from DataSource>
The 22:43:36 2020-05-14, 546 the DEBUG [org. Mybatis. Spring. Transaction. SpringManagedTransaction] - & lt; JDBC Connection [JDBC: mysql://localhost: 3306/huhst? CharacterEncoding=utf8 & amp; useUnicode=true, the UserName=root @ localhost, mysql - AB JDBC Driver] will not be managed by Spring>
The 2020-05-14 22:43:36, 547 the DEBUG [. Com. Zz. Xiaoyou mapper. PictureMapper. SelectAllPicture] - & lt;==& gt; Preparing: select * from picture where pcid=?>
The 2020-05-14 22:43:36, 547 the DEBUG [. Com. Zz. Xiaoyou mapper. PictureMapper. SelectAllPicture] - & lt;==& gt; The Parameters: null>
The 2020-05-14 22:43:36, 549 the DEBUG [. Com. Zz. Xiaoyou mapper. PictureMapper. SelectAllPicture] - & lt; <==Total: 0 & gt;
The 22:43:36 2020-05-14, 549 the DEBUG [org. Mybatis. Spring. SqlSessionUtils] - & lt; Closing non transactional SqlSession [org. Apache. Ibatis. Session. Defaults. DefaultSqlSession @ 2 be6df32] & gt;
The 2020-05-14 22:43:36, 549 the DEBUG [. Org. Springframework. JDBC datasource. DataSourceUtils] - & lt; Returning a JDBC Connection to DataSource>
[]
The 22:43:36 2020-05-14, 551 the DEBUG [org. Springframework. Web. Servlet. MVC. Method. The annotation. RequestResponseBodyMethodProcessor] - & lt; Written [{pictureList=[]}] as "application/json; Charset=utf-8 "using [org. Springframework. HTTP. Converter. Json. MappingJackson2HttpMessageConverter @ 6 bc73cf] & gt;
The 22:43:36 2020-05-14, 552 the DEBUG [org. Springframework. Web. Servlet. DispatcherServlet] - & lt; Null ModelAndView returned to DispatcherServlet with the name 'for springmvc: assuming HandlerAdapter completed request handling>
The 22:43:36 2020-05-14, 552 the DEBUG [org. Springframework. Web. Servlet. DispatcherServlet] - & lt; Successfully completed request>

CodePudding user response:

What do you think, light stick bug don't post code

CodePudding user response:

Back-end check front-end data under debugging to come over, front too see what receives data, troubleshooting problems step by step