ssm框架中遇到的问题二:org.springframework.web.util.NestedServletException: Request processing ...
2020-02-07 19:25
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在出现该问题后,首先查看错误日志
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.binding.BindingException: Parameter 'name' not found. Available parameters are [0, 1, param1, param2] org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:963) org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:853) javax.servlet.http.HttpServlet.service(HttpServlet.java:660) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:827) javax.servlet.http.HttpServlet.service(HttpServlet.java:741) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106)
接着我们就可以看出看来是参数的问题,然后,从参数的角度去排查
经过排查之后,发现是由于参数没有进行注解,添加@Param之后解决该问题
原先:
public Object update(String name,Integer id);
修改后:
public Object update(@Param(“name”)String name,@Param(“id”)Integer id);
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