fastjson基本使用

依赖

<dependency>
    <groupId>com.alibaba</groupId>
    <artifactId>fastjson</artifactId>
    <version>1.2.39</version>
</dependency>

简单测试

为null的属性不会被打印。

package com.ytkj.mozq_excel_server.pojo.car;

import java.math.BigDecimal;

import com.alibaba.fastjson.JSONObject;
import com.alibaba.fastjson.annotation.JSONField;
import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableId;
import java.time.LocalDateTime;
import java.io.Serializable;
import java.util.Date;

import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.experimental.Accessors;

/**
 * <p>
 *
 * </p>
 *
 * @author mozq
 * @since 2019-10-30
 */
@Data
@EqualsAndHashCode(callSuper = false)
@Accessors(chain = true)
public class Car implements Serializable {

    private static final long serialVersionUID = 1L;

    public static void main(String[] args) {
        Car car = new Car();
        car.setCreateTime(LocalDateTime.now());
        car.setBrand("宝马");
        System.out.println(JSONObject.toJSONString(car));
        //{"brand":"宝马","createTime":"2019-10-30"}
    }

    /**
     * 车辆主键
     */
    @TableId(value = "id", type = IdType.AUTO)
    private Integer id;

    /**
     * 砂厂id
     */
    private Integer companyId;

    /**
     * 车牌号
     */
    private String carLicense;

    /**
     * 车辆载重
     */
    private BigDecimal carCapacity;

    /**
     * 车主姓名
     */
    private String masterName;

    /**
     * 车主电话
     */
    private String masterPhone;

    /**
     * 车辆类型
     */
    private String type;

    /**
     * 车辆品牌
     */
    private String brand;

    /**
     * 车辆状态 1-正常 2-禁用
     */
    private Integer status;

    @JSONField(format="yyyy-MM-dd")
    private LocalDateTime createTime;

    private LocalDateTime updateTime;

    private Integer updateUid;
}