SpringBoot 自动代码生成三层
前言
虽然mybatis已经有了代码生成，但是对于SpringBoot 项目来说生成的还是需要改动，而且也没得逻辑层，和控制层。但是这些东西是逃避不了，所以我就针对单表，做了一个代码生成器。
mybatis-dsc-generator
根据完善的数据库表结构，一键生成dao.java,mapper.xml,service.java,serviceImpl.java,controller.java，完成单表的增删改查、组合条件集合查询，组合条件分页查询。
源码地址
- GitHub:https://github.com/flying-cattle/mybatis-dsc-generator
- 码云：https://gitee.com/flying-cattle/mybatis-dsc-generator
MAVEN地址
<dependency>
<groupId>com.github.flying-cattle</groupId>
<artifactId>mybatis-dsc-generator</artifactId>
<version>1.0.0.RELEASE</version>
</dependency>数据表结构样式
CREATE TABLE `order` (
`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT 'ID',
`order_no` varchar(50) NOT NULL COMMENT '订单编号',
`uid` bigint(20) NOT NULL COMMENT '用户ID',
`source` varchar(50) NOT NULL COMMENT '来源',
`product_id` bigint(20) NOT NULL COMMENT '产品ID',
`product_name` varchar(100) NOT NULL COMMENT '产品名字',
`unit_price` int(10) unsigned NOT NULL COMMENT '单价',
`number` int(10) unsigned NOT NULL COMMENT '数量',
`selling_price` int(11) DEFAULT NULL COMMENT '卖价',
`state` int(10) unsigned NOT NULL DEFAULT '0' COMMENT '0等待支付，1支付成功，2支付失败，3撤销',
`create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` timestamp NULL DEFAULT NULL ON UPDATE CURRENT_TIMESTAMP COMMENT '交易变化时间',
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8mb4 COMMENT='订单信息';要求必须有表注释，要求必须有主键为id,切为bigint，所有字段必须有注释（便于生成java注释）。
生成的实体类
生成的实体类
/**
* @filename:Order 2018年7月5日
* @project deal-center V1.0
* Copyright(c) 2018 BianP Co. Ltd.
* All right reserved.
*/
package com.xin.dealcenter.entity;
import java.io.Serializable;
import java.util.Date;
import org.springframework.format.annotation.DateTimeFormat;
import com.fasterxml.jackson.annotation.JsonFormat;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import lombok.ToString;
import lombok.NoArgsConstructor;
import lombok.AllArgsConstructor;
/**
*
* @Description: 订单
* @Author: BianP
* @CreateDate: 2018年7月5日
* @Version: V1.0
*
*/
@Data
@ToString
@AllArgsConstructor
@NoArgsConstructor
public class Order implements Serializable {
private static final long serialVersionUID = 1531104207412L;
@ApiModelProperty(name = "id" , value = "ID")
private Long id;
@ApiModelProperty(name = "orderNo" , value = "订单编号")
private String orderNo;
@ApiModelProperty(name = "uid" , value = "用户ID")
private Long uid;
@ApiModelProperty(name = "source" , value = "来源")
private String source;
@ApiModelProperty(name = "productId" , value = "产品ID")
private Long productId;
@ApiModelProperty(name = "productName" , value = "产品名字")
private String productName;
@ApiModelProperty(name = "unitPrice" , value = "单价")
private Integer unitPrice;
@ApiModelProperty(name = "number" , value = "数量")
private Integer number;
@ApiModelProperty(name = "sellingPrice" , value = "卖价")
private Integer sellingPrice;
@ApiModelProperty(name = "state" , value = "0等待支付，1支付成功，2支付失败，3撤销")
private Integer state;
@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
@JsonFormat(pattern="yyyy-MM-dd HH:mm:ss",timezone = "GMT+8")
@ApiModelProperty(name = "createTime" , value = "创建时间")
private Date createTime;
@DateTimeFormat(pattern = "yyyy-MM-dd HH:mm:ss")
@JsonFormat(pattern="yyyy-MM-dd HH:mm:ss",timezone = "GMT+8")
@ApiModelProperty(name = "updateTime" , value = "交易变化时间")
private Date updateTime;
}生成的DAO
/**
* @filename:OrderDao 2018年7月5日
* @project deal-center V1.0
* Copyright(c) 2018 BianP Co. Ltd.
* All right reserved.
*/
package com.xin.dealcenter.dao;
import java.util.List;
import org.apache.ibatis.annotations.Mapper;
import com.xin.dealcenter.entity.Order;
/**
*
* @Description: 订单——DAO
* @Author: BianP
* @CreateDate: 2018年7月5日
* @Version: V1.0
*
*/
@Mapper
public interface OrderDao {
public Order selectByPrimaryKey(Long id);
public int deleteByPrimaryKey(Long id);
public int insertSelective(Order order);
public int updateByPrimaryKeySelective(Order order);
public List<Order> queryOrderList(Order order);
}生成的XML
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.xin.dealcenter.dao.OrderDao">
<resultMap id="BaseResultMap" type="com.xin.dealcenter.entity.Order">
<id column="id" jdbcType="BIGINT" property="id" />
<id column="order_no" jdbcType="VARCHAR" property="orderNo" />
<id column="uid" jdbcType="BIGINT" property="uid" />
<id column="source" jdbcType="VARCHAR" property="source" />
<id column="product_id" jdbcType="BIGINT" property="productId" />
<id column="product_name" jdbcType="VARCHAR" property="productName" />
<id column="unit_price" jdbcType="INTEGER" property="unitPrice" />
<id column="number" jdbcType="INTEGER" property="number" />
<id column="selling_price" jdbcType="INTEGER" property="sellingPrice" />
<id column="state" jdbcType="INTEGER" property="state" />
<id column="create_time" jdbcType="TIMESTAMP" property="createTime" />
<id column="update_time" jdbcType="TIMESTAMP" property="updateTime" />
</resultMap>
<sql id="Base_Column_List">
id, order_no, uid, source, product_id, product_name, unit_price, number, selling_price, state, create_time, update_time
</sql>
<!-- 查询 -->
<select id="selectByPrimaryKey" parameterType="java.lang.Long"
resultMap="BaseResultMap">
select
<include refid="Base_Column_List" />
from order
where id = #{id,jdbcType=BIGINT}
</select>
<!-- 删除 -->
<delete id="deleteByPrimaryKey" parameterType="java.lang.Long">
delete from order
where id = #{id,jdbcType=BIGINT}
</delete>
<!-- 选择添加 -->
<insert id="insertSelective" parameterType="com.xin.dealcenter.entity.Order">
<selectKey keyProperty="id" order="AFTER" resultType="java.lang.Long">
SELECT
LAST_INSERT_ID()
</selectKey>
insert into order
<trim prefix="(" suffix=")" suffixOverrides=",">
<if test="id != null">
id,
</if>
<if test="orderNo != null">
order_no,
</if>
<if test="uid != null">
uid,
</if>
<if test="source != null">
source,
</if>
<if test="productId != null">
product_id,
</if>
<if test="productName != null">
product_name,
</if>
<if test="unitPrice != null">
unit_price,
</if>
<if test="number != null">
number,
</if>
<if test="sellingPrice != null">
selling_price,
</if>
<if test="state != null">
state,
</if>
<if test="createTime != null">
create_time,
</if>
<if test="updateTime != null">
update_time,
</if>
</trim>
<trim prefix="values (" suffix=")" suffixOverrides=",">
<if test="id != null">
#{id,jdbcType=BIGINT},
</if>
<if test="orderNo != null">
#{orderNo,jdbcType=VARCHAR},
</if>
<if test="uid != null">
#{uid,jdbcType=BIGINT},
</if>
<if test="source != null">
#{source,jdbcType=VARCHAR},
</if>
<if test="productId != null">
#{productId,jdbcType=BIGINT},
</if>
<if test="productName != null">
#{productName,jdbcType=VARCHAR},
</if>
<if test="unitPrice != null">
#{unitPrice,jdbcType=INTEGER},
</if>
<if test="number != null">
#{number,jdbcType=INTEGER},
</if>
<if test="sellingPrice != null">
#{sellingPrice,jdbcType=INTEGER},
</if>
<if test="state != null">
#{state,jdbcType=INTEGER},
</if>
<if test="createTime != null">
#{createTime,jdbcType=TIMESTAMP},
</if>
<if test="updateTime != null">
#{updateTime,jdbcType=TIMESTAMP},
</if>
</trim>
</insert>
<!-- 选择修改 -->
<update id="updateByPrimaryKeySelective" parameterType="com.xin.dealcenter.entity.Order">
update order
<set>
<if test="id != null">
id = #{id,jdbcType=BIGINT},
</if>
<if test="orderNo != null">
order_no = #{orderNo,jdbcType=VARCHAR},
</if>
<if test="uid != null">
uid = #{uid,jdbcType=BIGINT},
</if>
<if test="source != null">
source = #{source,jdbcType=VARCHAR},
</if>
<if test="productId != null">
product_id = #{productId,jdbcType=BIGINT},
</if>
<if test="productName != null">
product_name = #{productName,jdbcType=VARCHAR},
</if>
<if test="unitPrice != null">
unit_price = #{unitPrice,jdbcType=INTEGER},
</if>
<if test="number != null">
number = #{number,jdbcType=INTEGER},
</if>
<if test="sellingPrice != null">
selling_price = #{sellingPrice,jdbcType=INTEGER},
</if>
<if test="state != null">
state = #{state,jdbcType=INTEGER},
</if>
<if test="createTime != null">
create_time = #{createTime,jdbcType=TIMESTAMP},
</if>
<if test="updateTime != null">
update_time = #{updateTime,jdbcType=TIMESTAMP},
</if>
</set>
where id = #{id,jdbcType=BIGINT}
</update>
<!-- 组合条件查询 -->
<select id="queryOrderList" parameterType="com.xin.dealcenter.entity.Order"
resultMap="BaseResultMap">
select
<include refid="Base_Column_List" />
from order
<where>
<if test="id != null">
id = #{id,jdbcType=BIGINT}
</if>
<if test="orderNo != null">
AND order_no = #{orderNo ,jdbcType=VARCHAR}
</if>
<if test="uid != null">
AND uid = #{uid ,jdbcType=BIGINT}
</if>
<if test="source != null">
AND source = #{source ,jdbcType=VARCHAR}
</if>
<if test="productId != null">
AND product_id = #{productId ,jdbcType=BIGINT}
</if>
<if test="productName != null">
AND product_name = #{productName ,jdbcType=VARCHAR}
</if>
<if test="unitPrice != null">
AND unit_price = #{unitPrice ,jdbcType=INTEGER}
</if>
<if test="number != null">
AND number = #{number ,jdbcType=INTEGER}
</if>
<if test="sellingPrice != null">
AND selling_price = #{sellingPrice ,jdbcType=INTEGER}
</if>
<if test="state != null">
AND state = #{state ,jdbcType=INTEGER}
</if>
<if test="createTime != null">
AND create_time = #{createTime ,jdbcType=TIMESTAMP}
</if>
<if test="updateTime != null">
AND update_time = #{updateTime ,jdbcType=TIMESTAMP}
</if>
</where>
</select>
</mapper>生成的SERVICE
/**
* @filename:OrderService 2018年7月5日
* @project deal-center V1.0
* Copyright(c) 2018 BianP Co. Ltd.
* All right reserved.
*/
package com.xin.dealcenter.service;
import java.util.List;
import com.github.pagehelper.PageInfo;
import com.item.util.AppPage;
import com.xin.dealcenter.entity.Order;
/**
*
* @Description: 订单——SERVICE
* @Author: BianP
* @CreateDate: 2018年7月5日
* @Version: V1.0
*
*/
public interface OrderService {
/**
* @explain 查询订单对象
* @param 对象参数：id
* @return Order
* @author BianP
*/
public Order selectByPrimaryKey(Long id);
/**
* @explain 删除订单对象
* @param 对象参数：id
* @return int
* @author BianP
*/
public int deleteByPrimaryKey(Long id);
/**
* @explain 添加订单对象
* @param 对象参数：Order
* @return int
* @author BianP
*/
public int insertSelective(Order order);
/**
* @explain 修改订单对象
* @param 对象参数：Order
* @return int
* @author BianP
*/
public int updateByPrimaryKeySelective(Order order);
/**
* @explain 查询订单集合
* @param 对象参数：Order
* @return List<Order>
* @author BianP
*/
public List<Order> queryOrderList(Order order);
/**
* @explain 分页查询订单
* @param 对象参数：Order
* @return PageInfo<Order>
* @author BianP
*/
public PageInfo<Order> getOrderBySearch(AppPage<Order> page);
}生成的SERVICE_IMPL
/**
* @filename:OrderServiceImpl 2018年7月5日
* @project deal-center V1.0
* Copyright(c) 2018 BianP Co. Ltd.
* All right reserved.
*/
package com.xin.dealcenter.service.impl;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.item.util.AppPage;
import com.xin.dealcenter.entity.Order;
import com.xin.dealcenter.dao.OrderDao;
import com.xin.dealcenter.service.OrderService;
/**
*
* @Description: 订单——SERVICEIMPL
* @Author: BianP
* @CreateDate: 2018年7月5日
* @Version: V1.0
*
*/
@Service
public class OrderServiceImpl implements OrderService {
@Autowired
public OrderDao orderDao;
//查询对象
@Override
public Order selectByPrimaryKey(Long id) {
return orderDao.selectByPrimaryKey(id);
}
//删除对象
@Override
public int deleteByPrimaryKey(Long id) {
return orderDao.deleteByPrimaryKey(id);
}
//添加对象
@Override
public int insertSelective(Order order) {
return orderDao.insertSelective(order);
}
//修改对象
@Override
public int updateByPrimaryKeySelective(Order order) {
return orderDao.updateByPrimaryKeySelective(order);
}
//查询集合
@Override
public List<Order> queryOrderList(Order order) {
return orderDao.queryOrderList(order);
}
//分页查询
@Override
public PageInfo<Order> getOrderBySearch(AppPage<Order> page) {
// TODO Auto-generated method stub
PageHelper.startPage(page.getPageNum(),page.getPageSize());
List<Order> list=orderDao.queryOrderList(page.getParam());
PageInfo<Order> pageInfo = new PageInfo<Order>(list);
return pageInfo;
}
}生成的CONTROLLER
/**
* @filename:OrderController 2018年7月5日
* @project deal-center V1.0
* Copyright(c) 2018 BianP Co. Ltd.
* All right reserved.
*/
package com.xin.dealcenter.webApi;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.github.pagehelper.PageInfo;
import com.item.util.AppPage;
import com.item.util.JsonResult;
import com.xin.dealcenter.entity.Order;
import com.xin.dealcenter.service.OrderService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiImplicitParam;
import io.swagger.annotations.ApiImplicitParams;
import io.swagger.annotations.ApiOperation;
/**
*
* @Description: 订单接口层
* @Author: BianP
* @CreateDate: 2018年7月5日
* @Version: V1.0
*
*/
@Api(description = "订单",value="订单" )
@RestController
@RequestMapping("/order")
public class OrderController {
Logger logger = LoggerFactory.getLogger(this.getClass());
@Autowired
public OrderService orderServiceImpl;
/**
* @explain 查询订单对象 <swagger GET请求>
* @param 对象参数：id
* @return order
* @author BianP
* @time 2018年7月5日
*/
@GetMapping("/getOrderById/{id}")
@ApiOperation(value = "获取订单信息", notes = "获取订单信息[order]，作者：BianP")
@ApiImplicitParam(paramType="path", name = "id", value = "订单id", required = true, dataType = "Long")
public JsonResult getOrderById(@PathVariable("id")Long id){
JsonResult result=new JsonResult();
try {
Order order=orderServiceImpl.selectByPrimaryKey(id);
if (order!=null) {
result.setCode(1);
result.setMessage("成功");
result.setData(order);
} else {
logger.error("获取订单失败ID："+id);
result.setCode(-1);
result.setMessage("你获取的订单不存在");
}
} catch (Exception e) {
logger.error("获取订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
/**
* @explain 添加订单对象
* @param 对象参数：order
* @return int
* @author BianP
* @time 2018年7月5日
*/
@PostMapping("/insertSelective")
@ApiOperation(value = "添加订单", notes = "添加订单[order],作者：BianP")
public JsonResult insertSelective(Order order){
JsonResult result=new JsonResult();
try {
int rg=orderServiceImpl.insertSelective(order);
if (rg>0) {
result.setCode(1);
result.setMessage("成功");
result.setData(order);
} else {
logger.error("添加订单执行失败："+order.toString());
result.setCode(-1);
result.setMessage("执行失败，请稍后重试");
}
} catch (Exception e) {
logger.error("添加订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
/**
* @explain 删除订单对象
* @param 对象参数：id
* @return int
* @author BianP
* @time 2018年7月5日
*/
@PostMapping("/deleteByPrimaryKey")
@ApiOperation(value = "删除订单", notes = "删除订单,作者：BianP")
@ApiImplicitParam(paramType="query", name = "id", value = "订单id", required = true, dataType = "Long")
public JsonResult deleteByPrimaryKey(Long id){
JsonResult result=new JsonResult();
try {
int reg=orderServiceImpl.deleteByPrimaryKey(id);
if (reg>0) {
result.setCode(1);
result.setMessage("成功");
result.setData(id);
} else {
logger.error("删除订单失败ID："+id);
result.setCode(-1);
result.setMessage("执行错误，请稍后重试");
}
} catch (Exception e) {
logger.error("删除订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
/**
* @explain 修改订单对象
* @param 对象参数：order
* @return order
* @author BianP
* @time 2018年7月5日
*/
@ApiOperation(value = "修改订单", notes = "修改订单[order],作者：BianP")
@PostMapping("/updateByPrimaryKeySelective")
public JsonResult updateByPrimaryKeySelective(Order order){
JsonResult result=new JsonResult();
try {
int reg = orderServiceImpl.updateByPrimaryKeySelective(order);
if (reg>0) {
result.setCode(1);
result.setMessage("成功");
result.setData(order);
} else {
logger.error("修改订单失败ID："+order.toString());
result.setCode(-1);
result.setMessage("执行错误，请稍后重试");
}
} catch (Exception e) {
logger.error("修改订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
/**
* @explain 获取匹配订单
* @param 对象参数：order
* @return List<Order>
* @author BianP
* @time 2018年7月5日
*/
@ApiOperation(value = "条件查询订单", notes = "条件查询[order],作者：BianP")
@PostMapping("/queryOrderList")
public JsonResult queryOrderList(Order order){
JsonResult result=new JsonResult();
try {
List<Order> list = orderServiceImpl.queryOrderList(order);
result.setCode(1);
result.setMessage("成功");
result.setData(list);
} catch (Exception e) {
logger.error("获取订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
/**
* @explain 分页条件查询订单
* @param 对象参数：AppPage<Order>
* @return PageInfo<Order>
* @author BianP
* @time 2018年7月5日
*/
@GetMapping("/getPageOrder")
@ApiOperation(value = "分页查询", notes = "分页查询返回对象[PageInfo<Order>],作者：边鹏")
@ApiImplicitParams({
@ApiImplicitParam(paramType="query", name = "pageNum", value = "当前页", required = true, dataType = "int"),
@ApiImplicitParam(paramType="query", name = "pageSize", value = "页行数", required = true, dataType = "int")
})
public JsonResult getOrderBySearch(Integer pageNum,Integer pageSize){
JsonResult result=new JsonResult();
AppPage<Order> page =new AppPage<Order>();
page.setPageNum(pageNum);
page.setPageSize(pageSize);
//其他参数
Order order=new Order();
page.setParam(order);
//分页数据
try {
PageInfo<Order> pageInfo = orderServiceImpl.getOrderBySearch(page);
result.setCode(1);
result.setMessage("成功");
result.setData(pageInfo);
} catch (Exception e) {
logger.error("分页查询订单执行异常："+e.getMessage());
result.setCode(-1);
result.setMessage("执行异常，请稍后重试");
}
return result;
}
}看到这里，大家应该能看出，这个代码生成只适合一些特定的项目，首先是springboot，其次是使用的mybatis和pagehelper，并使用了swagger与lombok。
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原始发表：2018/07/10 ，如有侵权请联系 cloudcommunity@tencent.com 删除
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