pom.xml文件的配置
com.baomidou mybatis-plus-boot-starter 3.3.0 com.baomidou mybatis-plus-generator 3.1.0 org.apache.velocity velocity 1.7
CodeGenerator配置文件
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.InjectionConfig;
import com.baomidou.mybatisplus.generator.config.DataSourceConfig;
import com.baomidou.mybatisplus.generator.config.GlobalConfig;
import com.baomidou.mybatisplus.generator.config.PackageConfig;
import com.baomidou.mybatisplus.generator.config.StrategyConfig;
import com.baomidou.mybatisplus.generator.config.TemplateConfig;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import lombok.extern.java.Log;
/**
* 代码生成器
*/
@Log
public class CodeGenerator {
//项目存储位置
public static String PROJECT_GENERATE_DISK = "E:\\";
//包名
public static String PARENT_PACKAGE_NAME = "com";
//包名
public static String PACKAGE_NAME = "rent.security";
//数据库地址
public static String DB_URL = "jdbc:mysql://localhost:3306/mp?useUnicode=true&useSSL=false&characterEncoding=utf8&serverTimezone=UTC";
//数据库实例名
public static String DRIVER_CLASS_NAME = "com.mysql.jdbc.Driver";
//数据库用户
public static String USER = "root";
//数据库密码
public static String PASSWORD = "root";
//数据库schema
public static String SCHEMA = "mp";
//要查询的表名
public static String TABLE_NAMES = "sys_role_menu";
//创建人
public static String AUTHOR = "jmm";
//是否强制带上注解
public static boolean ENABLE_TABLE_FIELD_ANNOTATION = false;
//生成的注解带上IdType类型
public static IdType TABLE_IDTYPE = null;
//生成的Service 接口类名是否以I开头 默认是以I开头 user表 -> IUserService, UserServiceImpl
public static boolean SERVICE_CLASS_NAME_START_WITHI = false;
/**
* 全局配置
*/
private static GlobalConfig GlobalGenerate() {
GlobalConfig config = new GlobalConfig();
config.setActiveRecord(false)// 不需要ActiveRecord特性的请改为false
.setIdType(TABLE_IDTYPE)
.setEnableCache(false)// XML 二级缓存
.setAuthor(AUTHOR)
.setBaseResultMap(true)// XML ResultMap
.setBaseColumnList(false)// XML columList
.setOutputDir(PROJECT_GENERATE_DISK + "\\java" )
.setFileOverride(true)
.setControllerName("%sController" );//自定义文件命名，注意 %s 会自动填充表实体属性！
if (!SERVICE_CLASS_NAME_START_WITHI) {
config.setServiceName("%sService" );
}
return config;
}
/**
* 数据源配置
*/
private static DataSourceConfig DaoSourceGenerate() {
DataSourceConfig dataSourceConfig = new DataSourceConfig();
DbType type = DbType.MYSQL;
dataSourceConfig.setDbType(type)//数据库类型
.setUrl(DB_URL)//数据库地址
.setUsername(USER)//数据库用户名
.setPassword(PASSWORD)//数据库密码
.setDriverName(DRIVER_CLASS_NAME)//实例名
.setSchemaName(SCHEMA);
return dataSourceConfig;
}
/**
* 策略配置
*/
private static StrategyConfig StrategyGenerate() {
StrategyConfig strategyConfig = new StrategyConfig();
strategyConfig.setVersionFieldName("version" )
.setCapitalMode(true)// 全局大写命名 ORACLE 注意
.setEntityLombokModel(false)
.setNaming(NamingStrategy.underline_to_camel)// 表名生成策略
.entityTableFieldAnnotationEnable(ENABLE_TABLE_FIELD_ANNOTATION)
.setInclude(TABLE_NAMES)//修改替换成你需要的表名，多个表名传数组
.setEntityColumnConstant(true)// 【实体】是否生成字段常量（默认 false）public static final String ID = "test_id";
.setEntityBuilderModel(true);// 【实体】是否为构建者模型（默认 false）public User setName(String name) {this.name = name; return this;}
return strategyConfig;
}
/**
* 自定义模板配置
*/
private static TemplateConfig TemplateGenerate() {
TemplateConfig templateConfig = new TemplateConfig()
.setController("templates/java/controller.java" )
.setService("templates/java/service.java" )
.setServiceImpl("templates/java/serviceImpl.java" )
.setMapper("templates/java/mapper.java" );
return templateConfig;
}
private static final String MODULE_NAME = "sysRoleMenu";
private static final String CLASS_NAME = "SysRoleMenu";
private static final String class_name = "sysRoleMenu";
/**
* 自定义文件及key
*/
private static InjectionConfig FileGenerate() {
InjectionConfig injectionConfig = new InjectionConfig() {
@Override
public void initMap() {//自定义参数
Map map = new HashMap<>();
//这些自定义的值在vm模板的语法是通过${cfg.xxx}来调用的。
map.put("moduleName", MODULE_NAME);
map.put("ClassName", CLASS_NAME);
map.put("className", class_name);
map.put("packageName", PARENT_PACKAGE_NAME + "." + PACKAGE_NAME);
map.put("author", AUTHOR);
map.put("datetime", new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date()));
this.setMap(map);
}
};
return injectionConfig;
}
/**
* 包配置
*/
public static PackageConfig PackageGenerate() {
PackageConfig pc = new PackageConfig().setParent("com" )
.setModuleName(PACKAGE_NAME)
.setController("controller")
.setEntity("domain")
.setMapper("dao")
.setXml("mapper");
return pc;
}
public static void main(String[] args) {
//全局配置
GlobalConfig config = GlobalGenerate();
//配置数据源
DataSourceConfig dataSourceConfig = DaoSourceGenerate();
//配置策略
StrategyConfig strategyConfig = StrategyGenerate();
//配置模板
TemplateConfig templateConfig = TemplateGenerate();
//自定义值
InjectionConfig injectionConfig = FileGenerate();
//配置包
PackageConfig packageConfig = PackageGenerate();
//生成代码
new AutoGenerator().setGlobalConfig(config)
.setTemplate(templateConfig)//自定义模板路径
.setCfg(injectionConfig)
.setDataSource(dataSourceConfig)
.setStrategy(strategyConfig)
.setPackageInfo(packageConfig)
.execute();
}
}
一定要注意！！！InjectionConfig方法中自定义的Map返回对象可以返回给模板调用，调用方法是${cfg.xxx}
vm模板代码实例
package ${package.Controller}; //这样写是依据步骤2的PackageConfig方法配置
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
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 ${package.Entity}.${cfg.ClassName};
import ${package.Service}.${cfg.ClassName}Service;
import com.rent.model.AjaxResult;
/**
* ${cfg.moduleName}Controller
*
* @author ${author}
* @date ${cfg.datetime}
*/
@Controller
@RequestMapping("/${cfg.moduleName}/${cfg.className}")
public class ${cfg.ClassName}Controller extends BaseController
@Autowired
private ${cfg.ClassName}Service ${cfg.className}Service;
/**
* 查询${cfg.className}列表
*/
@GetMapping("/list")
public TableDataInfo list(@RequestParam int pageNumber, @RequestParam int pageSize) {
Page<${cfg.ClassName}> page = ${cfg.className}Service.select${cfg.ClassName}Page(pageNumber, pageSize);
return page;
}
/**
* 新增保存${cfg.ClassName}
*/
@PostMapping("/add${cfg.ClassName}")
public AjaxResult addSave(${cfg.ClassName} ${cfg.ClassName}) {
boolean ret = ${cfg.ClassName}Service.save(${cfg.ClassName});
return new AjaxResult(ret, ret ? "成功" : "失败");
}
/**
* 修改保存${cfg.ClassName}
*/
@PostMapping("/edit")
public AjaxResult editSave(${cfg.ClassName} ${cfg.ClassName}) {
boolean ret = ${cfg.ClassName}Service.updateById(${cfg.ClassName});
return new AjaxResult(ret, ret ? "成功" : "失败");
}
@PostMapping("deleteById")
@ApiOperation("根据ID删除${cfg.ClassName}")
public AjaxResult<${cfg.ClassName}> deleteById(Long id) {
boolean ret = ${cfg.ClassName}Service.removeById(id);
return new AjaxResult(true, ret ? "成功" : "失败");
}
@PostMapping("findById")
@ApiOperation("根据ID查询${cfg.ClassName}")
public AjaxResult<${cfg.ClassName}> findById(Long id) {
${cfg.ClassName} user = ${cfg.ClassName}Service.getById(id);
return new AjaxResult(true, "成功", user);
}
}
最后如果需要更详细的vm调用请参阅官方文档：https://baomidou.com/config/generator-config.html#datasource
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