new Vue({
        el: '#uploadDiv',
        methods: {
            uploadConfig(e){
                axios({
                    method:"post",
                    url:"fileUpload",
                    headers:{
                        'Content-type': 'application/json;charset=UTF-8 '
                    },
                    data:{
                        userAccountNumber: '11111111',
                        userPassword: '22222222'
                    }
                }).then((res)=>{console.log(res.data);
                })
            }
        }
    }) 
添加对应实体类;
 
@RequestMapping(value = "/fileUpload",method =RequestMethod.POST )
public String imgUpload(@RequestBody User user) throws IOException {
    return "/success";
} 
@RequestBody 一定要加