一键生成 dao service serverImpl controller 层
package com.nf147.policy_publishing_platform.util.auto; import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.sql.*;
import java.util.ArrayList;
import java.util.List; /**
* @author: WBG
* @description: 自动创建service、impl、controller
* @date: 2019/02/18 08:15
*/
public class AutoCreate {
//驱动
static String DBDRIVER = "org.mariadb.jdbc.Driver";
//服务器地址
static String DBURL = "jdbc:mariadb://localhost:3306/policydb";
//登录用户名
static String DBUID = "root";
//密码
static String DBPWD = "123456";
//项目包名
static String Package = "com.nf147.policy_publishing_platform"; private static String tablename;
private String[] colnames; // 列名数组 private String[] colTypes; // 列名类型数组 private int[] colSizes; // 列名大小数组 public static void main(String[] args) throws Exception {
AutoCreate auto = new AutoCreate();
//获取所有数据表
List<String> list = auto.TBlist();
for (String table : list) {
createStart(tables(table));
} } /**
* 获取指定数据库中包含的表 TBlist
*
* @return 返回所有表名(将表名放到一个集合中)
* @throws Exception
* @time 2017年7月14日下午5:54:52
* @packageName com.util
*/
public List<String> TBlist() throws Exception {
// 访问数据库 采用 JDBC方式
Class.forName(DBDRIVER); Connection con = DriverManager.getConnection(DBURL, DBUID, DBPWD); DatabaseMetaData md = con.getMetaData(); List<String> list = null; ResultSet rs = md.getTables(null, null, null, null);
if (rs != null) {
list = new ArrayList<String>();
}
while (rs.next()) {
String tableName = rs.getString("TABLE_NAME");
list.add(tableName);
}
rs = null;
md = null;
con = null;
return list;
} /**
* 把输入字符串的首字母改成大写
*
* @param str
* @return
*/
private static String initcap(String str) {
char[] ch = str.toCharArray();
if (ch[0] >= 'a' && ch[0] <= 'z') {
ch[0] = (char) (ch[0] - 32);
}
return new String(ch);
} /**
* 把输入字符串的首字母改成小写
*
* @param str
* @return
*/
private static String initlow(String str) {
char[] ch = str.toCharArray();
if (ch[0] >= 'A' && ch[0] <= 'Z') {
ch[0] = (char) (ch[0] + 32);
}
return new String(ch);
} //首字母转换和下划线转换
private static String tables(String table) {
String[] tables = table.split("_");
table = "";
for (String s : tables) {
table += initcap(s);
}
return table;
}
/**
* 创建Dao
*/
private static String createDao(String tableName) {
String service = "package "+Package+".dao;\n" +
"\n" +
"import "+Package+".entity."+tableName+";\n" +
"import org.springframework.stereotype.Repository;\n" +
"\n" +
"import java.util.List;\n" +
"\n" +
"@Repository\n" +
"public interface "+tableName+"Mapper {\n" +
" /**\n" +
" * 根据id删除操作\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */\n" +
" int deleteByPrimaryKey(Integer id);\n" +
"\n" +
" /**\n" +
" * 添加操作\n" +
" *\n" +
" * @param "+initlow(tableName)+"\n" +
" * @return\n" +
" */\n" +
" int insert("+tableName+" "+initlow(tableName)+");\n" +
"\n" +
" /**\n" +
" * 根据id查询操作\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */\n" +
" "+tableName+" selectByPrimaryKey(Integer id);\n" +
"\n" +
" /**\n" +
" * 全部查询操作\n" +
" *\n" +
" * @return\n" +
" */\n" +
" List<"+tableName+"> selectAll();\n" +
"\n" +
" /**\n" +
" * 根据id全部修改操作\n" +
" *\n" +
" * @param "+initlow(tableName)+"\n" +
" * @return\n" +
" */\n" +
" int updateByPrimaryKey("+tableName+" "+initlow(tableName)+");\n" +
"}";
return service;
} /**
* 创建Service
*
* @param tableName 数据库表
*/
private static String createService(String tableName) {
String service = "package "+Package+".service;\n" +
"\n" +
"import "+Package+".entity." + tableName + ";\n" +
"\n" +
"import java.util.List;\n" +
"\n" +
"public interface " + tableName + "Service {\n" +
"\n" +
" /**\n" +
" * 删除操作 根据id\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */" +
"\n" +
" int deleteByPrimaryKey(Integer id);\n" +
"\n" +
" /**\n" +
" * 添加操作\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */" +
"\n" +
" int insert(" + tableName + " " + initlow(tableName) + ");\n" +
"\n" +
" /**\n" +
" * 根据id查询操作\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */" +
"\n" +
" " + tableName + " selectByPrimaryKey(Integer id);\n" +
"\n" +
" /**\n" +
" * 全部查询操作\n" +
" *\n" +
" * @return\n" +
" */" +
"\n" +
" List<" + tableName + "> selectAll();\n" +
"\n" +
" /**\n" +
" * 修改操作\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */" +
"\n" +
" int updateByPrimaryKey(" + tableName + " " + initlow(tableName) + ");\n" +
"}";
return service;
} /**
* 创建ServiceImpl
*
* @param tableName 数据库表
*/
private static String createServiceImpl(String tableName) {
String serviceImpl = "package "+Package+".impl;\n" +
"\n" +
"import "+Package+".dao." + tableName + "Mapper;\n" +
"import "+Package+".entity." + tableName + ";\n" +
"import "+Package+".service." + tableName + "Service;\n" +
"import org.springframework.beans.factory.annotation.Autowired;\n" +
"import org.springframework.stereotype.Service;\n" +
"\n" +
"import java.util.List;\n" +
"\n" +
"@Service\n" +
"public class " + tableName + "ServiceImpl implements " + tableName + "Service {\n" +
"\n" +
" @Autowired\n" +
" private " + tableName + "Mapper " + initlow(tableName) + "Mapper;\n" +
"\n" +
" /**\n" +
" * 删除操作 根据id删除\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */\n" +
" @Override\n" +
" public int deleteByPrimaryKey(Integer id) {\n" +
" return " + initlow(tableName) + "Mapper.deleteByPrimaryKey(id);\n" +
" }\n" +
"\n" +
" /**\n" +
" * 添加操作\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @Override\n" +
" public int insert(" + tableName + " " + initlow(tableName) + ") {\n" +
" return " + initlow(tableName) + "Mapper.insert(" + initlow(tableName) + ");\n" +
" }\n" +
"\n" +
" /**\n" +
" * 根据id查询操作\n" +
" *\n" +
" * @param id\n" +
" * @return\n" +
" */\n" +
" @Override\n" +
" public " + tableName + " selectByPrimaryKey(Integer id) {\n" +
" return " + initlow(tableName) + "Mapper.selectByPrimaryKey(id);\n" +
" }\n" +
"\n" +
" /**\n" +
" * 全部查询操作\n" +
" *\n" +
" * @return\n" +
" */\n" +
" @Override\n" +
" public List<" + tableName + "> selectAll() {\n" +
" return " + initlow(tableName) + "Mapper.selectAll();\n" +
" }\n" +
"\n" +
" /**\n" +
" * 修改操作\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @Override\n" +
" public int updateByPrimaryKey(" + tableName + " " + initlow(tableName) + ") {\n" +
" return " + initlow(tableName) + "Mapper.updateByPrimaryKey(" + initlow(tableName) + ");\n" +
" }\n" +
"}\n";
return serviceImpl;
} /**
* 创建Controller
*
* @param tableName 数据库表
*/
private static String createController(String tableName) {
String controller = "package "+Package+".controller;\n" +
"import "+Package+".entity." + tableName + ";\n" +
"import "+Package+".service." + tableName + "Service;\n" +
"import "+Package+".util.Result;\n" +
"import org.springframework.beans.factory.annotation.Autowired;\n" +
"import org.springframework.web.bind.annotation.*;\n" +
"import java.util.List;\n" +
"\n" +
"@RestController\n" +
"@RequestMapping(\"/" + initlow(tableName) + "\")\n" +
"public class " + tableName + "Controller {\n" +
" @Autowired\n" +
" private " + tableName + "Service " + initlow(tableName) + "Service;\n" +
"\n" +
" /**\n" +
" * 根据aId删除\n" +
" * 要求转入 aId\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @GetMapping(\"/deleteByPrimaryKey\")\n" +
" public Result deleteByPrimaryKey(" + tableName + " " + initlow(tableName) + ") {\n" +
" try {\n" +
"\n" +
" return " + initlow(tableName) + "Service.deleteByPrimaryKey(" + initlow(tableName) + ".getId()) > 0 ? new Result().successMessage(\"删除成功\") : new Result(\"删除失败\");\n" +
" } catch (Exception ex) {\n" +
" return new Result().error(\"出错,请重试！\");\n" +
" }\n" +
" }\n" +
"\n" +
" /**\n" +
" * 添加对象" + initlow(tableName) + "\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @PostMapping(\"/insert\")\n" +
" public Result insert(@RequestBody " + tableName + " " + initlow(tableName) + ") {\n" +
" try {\n" +
" return " + initlow(tableName) + "Service.insert(" + initlow(tableName) + ") > 0 ? new Result().successMessage(\"添加成功！\") : new Result(\"添加失败！\");\n" +
" } catch (Exception ex) {\n" +
" return new Result().error(\"出错,请重试！\");\n" +
" }\n" +
"\n" +
" }\n" +
"\n" +
" /**\n" +
" * 根据aid查找对象 最多只能返回一个对象\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @GetMapping(\"/selectByPrimaryKey\")\n" +
" public Result selectByPrimaryKey(" + tableName + " " + initlow(tableName) + ") {\n" +
" try {\n" +
" " + tableName + " " + initlow(tableName) + "1 = " + initlow(tableName) + "Service.selectByPrimaryKey(" + initlow(tableName) + ".getId());\n" +
" if (" + initlow(tableName) + "1 == null) {\n" +
" return new Result().successMessage(\"无数据\");\n" +
" } else {\n" +
" return new Result().success(" + initlow(tableName) + "1);\n" +
" }\n" +
" } catch (Exception ex) {\n" +
" return new Result().error(\"出错,请重试！\");\n" +
" }\n" +
" }\n" +
"\n" +
" /**\n" +
" * 查询所有数据\n" +
" *\n" +
" * @return\n" +
" */\n" +
" @GetMapping(\"/selectAll\")\n" +
" public Result selectAll() {\n" +
" //public Result selectAll(@RequestParam(defaultValue = \"1\") int pageNum, @RequestParam(defaultValue = \"10\") int pageSize) {\n" +
" try {\n" +
" //分页\n" +
" //PageHelper.startPage(pageNum, pageSize);\n" +
" List<" + tableName + "> list = " + initlow(tableName) + "Service.selectAll();\n" +
" if (list == null) {\n" +
" return new Result().successMessage(\"无数据\");\n" +
" } else {\n" +
" // return new Result().success(list, " + initlow(tableName) + "Service.count(\"\"));\n" +
" return new Result().success(list);\n" +
" }\n" +
" } catch (Exception ex) {\n" +
" return new Result().error(\"出错,请重试！\");\n" +
" }\n" +
" }\n" +
"\n" +
" /**\n" +
" * 根据id修改全部字段\n" +
" *\n" +
" * @param " + initlow(tableName) + "\n" +
" * @return\n" +
" */\n" +
" @PostMapping(value = \"/updateByPrimaryKey\")\n" +
" public Result updateByPrimaryKey(@RequestBody " + tableName + " " + initlow(tableName) + ") {\n" +
" try {\n" +
" return " + initlow(tableName) + "Service.updateByPrimaryKey(" + initlow(tableName) + ") > 0 ? new Result().successMessage(\"修改成功\") : new Result(\"修改失败\");\n" +
" } catch (Exception ex) {\n" +
" return new Result().error(\"出错,请重试！\");\n" +
" }\n" +
"\n" +
"\n" +
" }\n" +
"}\n";
return controller;
} /**
* 开始创建
*
* @param tableName 数据库表
*/
static void createStart(String tableName) {
//获取当前项目的路径
String url = System.getProperty("user.dir");
url += "\\src\\main\\java\\com\\nf147\\policy_publishing_platform\\";
//创建Dao
createFile(new File(url + "dao\\" + tableName + "Mapper.java"), createDao(tableName));
//创建Service
createFile(new File(url + "service\\" + tableName + "Service.java"), createService(tableName));
//创建ServiceImpl
createFile(new File(url + "impl\\" + tableName + "ServiceImpl.java"), createServiceImpl(tableName));
//创建Controller
createFile(new File(url + "controller\\" + tableName + "Controller.java"), createController(tableName));
} /**
* @param file 创建的文件
* @param context 文件里面的内容
*/
static boolean createFile(File file, String context) {
//获取文件
File parent = file.getParentFile();
//如果是目录
if (parent != null) {
//创建目录
parent.mkdirs();
}
try {
//创建文件
file.createNewFile();
FileWriter fileWriter = null;
try {
fileWriter = new FileWriter(file);
fileWriter.write(context);
fileWriter.flush();
fileWriter.close();
} catch (IOException e) {
return false;
}
} catch (IOException e) {
System.out.println("创建文件失败:" + e.getMessage());
}
return true;
}
}
一键生成 dao service serverImpl controller 层的更多相关文章
- DAO(Repository)，Service，Controller层之间的相互关系
DAO层:DAO层主要是做数据持久层的工作,负责与数据库进行联络的一些任务都封装在此,DAO层的设计首先是设计DAO的接口,然后在Spring的配置文件中定义此接口的实现类,然后就可在模块中调用此接口 ...
- 深入理解--SSM框架中Dao层，Mapper层，controller层，service层，model层，entity层都有什么作用
SSM是sping+springMVC+mybatis集成的框架. MVC即model view controller. model层=entity层.存放我们的实体类,与数据库中的属性值基本保持一致 ...
- DAO层，Service层，Controller层、View层 的分工合作
DAO层:DAO层主要是做数据持久层的工作,负责与数据库进行联络的一些任务都封装在此,DAO层的设计首先是设计DAO的接口,然后在Spring的配置文件中定义此接口的实现类,然后就可在模块中调用此接口 ...
- [转]DAO层，Service层，Controller层、View层
来自:http://jonsion.javaeye.com/blog/592335 DAO层 DAO 层主要是做数据持久层的工作,负责与数据库进行联络的一些任务都封装在此,DAO层的设计首先是设计DA ...
- controller层负责创建类传递类给service；service层负责逻辑编写调用dao层 将编写后的类传递到dao层，保证事务的正确性；dao层负责数据的持久化
controller层负责创建类传递类给service:service层负责逻辑编写调用dao层 将编写后的类传递到dao层,保证事务的正确性:dao层负责数据的持久化
- controller层，service层，dao层（main函数，子函数，子的子函数）
controller层相当于main函数————————————————————————————————————————————————————@RequestMapping("/query ...
- DAO层，Service层，Controller层、View层
DAO层:DAO层主要是做数据持久层的工作,负责与数据库进行联络的一些任务都封装在此,DAO层的设计首先是设计DAO的接口,然后在Spring的配置文件中定义此接口的实现类,然后就可在模块中调用此接口 ...
- 分层 DAO层，Service层，Controller层、View层
前部分摘录自:http://blog.csdn.net/zdwzzu2006/article/details/6053006 DAO层:DAO层主要是做数据持久层的工作,负责与数据库进行联络的一些任务 ...
- DAO层，Service层，Controller层、View层介绍
来自:http://jonsion.javaeye.com/blog/592335 DAO层 DAO 层主要是做数据持久层的工作,负责与数据库进行联络的一些任务都封装在此,DAO层的设计首先是设计DA ...
随机推荐
- 消息中间件RabbitMq的代码使用案例
消费者: ---------------------- 构造初始化: public RabbitMqReceiver(String host, int port, String username, S ...
- C++类的对象和类的指针的区别
#include <iostream> #include <string> using namespace std; class Student { public: stati ...
- 对CSRF（跨站请求伪造）的理解
一.什么是CSRF? CSRF是Cross Site Request Forgery的缩写,翻译过来就是跨站请求伪造.那么什么是跨站请求伪造呢?让我一个词一个词的解释: 1.跨站:顾名思义,就是从一个 ...
- Centos yum 安装 rabbitmq-server
安装rabbitmq-server yum install -y rabbitmq-server 开启后台管理 rabbitmq-plugins enable rabbitmq_managemen ...
- java8 List对象集合去重
//测试数据 WaterMeter w0 = new WaterMeter(); WaterMeter w1 = new WaterMeter(); WaterMeter w2 = new Water ...
- Codeforces 1239A. Ivan the Fool and the Probability Theory
传送门 注意到连续两个格子如果有相同颜色那么一路过去的都可以确定 比如一开始染了这两个位置: 然后发现后面整片过去都可以确定: 对于横着的情况也是一样,然后就会发现不可能出现横着两个和竖着两个同时都有 ...
- （转载）项目中表、类、包、JSP命名规范
对于Java(包括在jsp中)的代码,类名一律用pascal标记法,每个单词的头个字母大写:参数,方法一律用camel标记法,首字母是小写的,能不缩写的都不缩写! 项目名 = 数据库名 ...
- .Net Core 3.0 内置依赖注入：举例
原文:.Net Core 3.0 内置依赖注入:举例 版权声明:本文为博主原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接和本声明. 本文链接:https://blog.csdn ...
- 序列化和反序列化在浏览器和 Web 服务器之间传递的数据、加密解密
js中数组不能传递到后台,需进行json序列化: var data = new Array(); data.push({para1:name,para2:answer}); string data = ...
- AutoCAD2013 以上利用AccoreConsole+ c# NetApi Windows Froms 封装
1# 封装类 public static class CmdHelper { /// <summary> /// 调用AutoCAD 安装目录下的AccoreConsole.exe来实现批 ...