訂單表jpa

package com.example.demo.dataobject;

import com.example.demo.enums.OrderStatusEnums;
import com.example.demo.enums.PayStatusEnums;
import lombok.Data;
import org.hibernate.annotations.DynamicUpdate;

import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Transient;
import java.math.BigDecimal;
import java.util.Date;

/**
 * 訂單的主表 order_Master
 *
 */
//映射
@Entity
@DynamicUpdate  //更新時間
@Data         //lombok簡化  get set
public class OrderMaster {
    //訂單id  主鍵
    @Id
   private  String orderId;
    //買家名字
   private  String buyerName;
    //買家電話
   private  String buyerPhone;
     //買家地址
   private  String buyerAddress;
     //買家openid
   private  String buyerOpenid;
      //訂單總金額
   private BigDecimal orderAmount;
     //訂單狀態(tài)  默認是新訂單
   private Integer orderStatus= OrderStatusEnums.New.getCode();
     //支付狀態(tài)  默認為0 是未支付
   private  Integer payStatus= PayStatusEnums.WAIT.getCode();
   //創(chuàng)建時間
    private Date createTime;
    //更新時間
    private  Date updateTime;




}

訂單詳情表

package com.example.demo.dataobject;

import java.math.BigDecimal;
import javax.persistence.Entity;
import javax.persistence.Id;
import lombok.Data;

/**
 * Created by 成君 on 2019/1/17 10:39.
 * Email：943193747@qq.com
 */
@Entity
@Data //自動生成getter和setter
public class OrderDetail {

    @Id
    private String detailId;

    /** 訂單id. */
    private String orderId;

    /** 商品id. */
    private String productId;

    /** 商品名稱. */
    private String productName;

    /** 商品單價. */
    private BigDecimal productPrice;

    /** 商品數(shù)量. */
    private Integer productQuantity;

    /** 商品小圖. */
    private String productIcon;
}