Spring boot结果封装

合集 - 2025春(11)

1.创建项目，设置Maven02-192.Mybatisplus设置与添加依赖02-193.Mybatisplus自动生成代码02-194.Springboot增删改查02-205.Spring boot分页02-20

6.Spring boot结果封装02-20

7.Postman使用（测试后端代码可行性）02-208.2025春开学考——仓库管理系统（代码）02-239.2025春开学考——仓库管理系统（展示+总结）02-2410.前端Vue创建02-2411.Vue结合element使用03-04

收起

Result类

点击查看代码

package com.example.demo.common;

import lombok.Data;

@Data
public class Result {
    private int code;//200 //400
    private String msg;//:"成功、失败",
    private Long total;//10
    private Object data;

    public static Result fail(){
        return result(400,"失败",0L,null);
    }

    public static Result success(Object data){
        return result(200,"成功",0L,data);
    }

    public static Result success(){
        return result(200,"成功",0L,null);
    }

    public static Result success(Object data,Long total){
        return result(200,"成功",total,data);
    }

    public static Result result(int code, String msg, Long total, Object data) {
        Result result = new Result();
        result.setCode(code);
        result.setMsg(msg);
        result.setTotal(total);
        result.setData(data);
        return result;
    }

    public int getCode() {
        return code;
    }

    public void setCode(int code) {
        this.code = code;
    }

    public String getMsg() {
        return msg;
    }

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public Long getTotal() {
        return total;
    }

    public void setTotal(Long total) {
        this.total = total;
    }

    public Object getData() {
        return data;
    }

    public void setData(Object data) {
        this.data = data;
    }
}

封装controler

点击查看代码

@PostMapping("/listPageR")
    //public List<User> listPage(@RequestBody HashMap map){

    public Result listPageR(@RequestBody QueryPageParam queryPageParam){
        System.out.println(queryPageParam);
        System.out.println("num=="+queryPageParam.getPageNum());
        System.out.println("size=="+queryPageParam.getPageSize());
        HashMap param = queryPageParam.getParam();
        System.out.println("name==="+(String)param.get("name"));
        String name = param.get("name").toString();
        Page<User> page = new Page<>(queryPageParam.getPageNum(),queryPageParam.getPageSize());

        LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.like(User::getName,name);

        //IPage result=userService.pageC(page);
        IPage result=userService.pageCC(page,queryWrapper);
        System.out.println("total=="+result.getTotal());//总数

        //System.out.println("num=="+(String) map.get("pageSize"));
        return Result.success(result.getRecords(),result.getTotal());
    }