No mapping found for HTTP request with URI

KunCodef

于 2020-07-14 08:08:15 发布

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分类专栏：异常文章标签： ssm java

本文链接：https://blog.youkuaiyun.com/weixin_43436763/article/details/107329829

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本文记录了一次在SpringMVC项目中遇到的NomappingfoundforHTTPrequestwithURI异常经历，作者通过检查代码，发现是@RequestMapping注解拼写错误导致。纠正后，系统恢复正常运行，提醒新手开发者注意此类细节。

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No mapping found for HTTP request with URI

controller:

package com.czxy.controller;

import com.czxy.domain.Dept;
import com.czxy.domain.Emp;
import com.czxy.domain.EmpVo;
import com.czxy.service.DeptService;
import com.czxy.service.EmpService;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.portlet.bind.annotation.ResourceMapping;

import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.List;

@Controller
public class EmpController {
    @Resource
    private EmpService empService;

    @Resource
    private DeptService deptService;



    @ResourceMapping("/findAll")
    public String findAll(Model model){
        List<Emp> all = empService.findAll();

        List<EmpVo> list = new ArrayList<>();

        for (Emp emp : all) {
            list.add(new EmpVo(emp,deptService.findByDeptno(emp.getDeptno()).getDname()));
        }
        model.addAttribute("list",list);
        return "/emplist.jsp";
    }

    @RequestMapping("/insert")
    public String insert(Emp emp){
        empService.insert(emp);
        return "redirect:findAll.action";
    }

    @RequestMapping("/delete")
    public String delete(int empno){
        empService.deleteUserById(empno);
        return "redirect:findAll.action";
    }

    @RequestMapping("/findByEmpno")
    public String findByEmpno(int empno,Model model){
        Emp emp = empService.findByEmpno(empno);
        List<Dept> list = deptService.findAll();
        model.addAttribute("emp",emp);
        model.addAttribute("list",list);
        return "/updateemp.jsp";
    }

    @RequestMapping("/edit")
    public String edit(Emp emp){
        empService.edit(emp);
        return "redirect:findAll.action";
    }

}