MyBatis-plus 代码生成器

具体代码 application.yaml

server:port: 8081 #自定义端口号spring:datasource:url: jdbc:mysql://localhost:3306/itcast?useUnicode=true&characterEncoding=utf-8&serverTimezone=GMT%2B8username: rootpassword: 123456driver-class-name: com.mysql.cj.jdbc.Drivermybatis-plus:mapper-locations: classpath*:/mapper/**Mapper.xml #扫描xml文件

添加额外依赖（2选1）

        <dependency><groupId>com.baomidou</groupId><artifactId>mybatis-plus-boot-starter</artifactId><version>3.4.1</version></dependency><!--mp代码生成器--><dependency><groupId>com.baomidou</groupId><artifactId>mybatis-plus-generator</artifactId><version>3.4.1</version></dependency>
<!--         framework: mybatis-plus代码生成需要一个模板引擎 -->
<!--        <dependency>-->
<!--            <groupId>org.springframework.boot</groupId>-->
<!--            <artifactId>spring-boot-starter-freemarker</artifactId>-->
<!--        </dependency>--><dependency><groupId>org.apache.velocity</groupId><artifactId>velocity</artifactId><version>1.7</version></dependency>

依赖：framework

import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
import com.baomidou.mybatisplus.core.toolkit.StringPool;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.InjectionConfig;
import com.baomidou.mybatisplus.generator.config.*;
import com.baomidou.mybatisplus.generator.config.po.TableInfo;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.generator.engine.FreemarkerTemplateEngine;import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;// 演示例子，执行 main 方法控制台输入模块表名回车自动生成对应项目目录中
public class CodeGenerator {/*** <p>* 读取控制台内容* </p>*/public static String scanner(String tip) {Scanner scanner = new Scanner(System.in);StringBuilder help = new StringBuilder();help.append("请输入" + tip + "：");System.out.println(help.toString());if (scanner.hasNext()) {String ipt = scanner.next();if (StringUtils.isNotBlank(ipt)) {return ipt;}}throw new MybatisPlusException("请输入正确的" + tip + "！");}public static void main(String[] args) {// 代码生成器AutoGenerator mpg = new AutoGenerator();// 全局配置GlobalConfig gc = new GlobalConfig();String projectPath = System.getProperty("user.dir");gc.setOutputDir(projectPath + "/src/main/java");// gc.setOutputDir("D:\\test");gc.setAuthor("anonymous");gc.setOpen(false);// gc.setSwagger2(true); 实体属性 Swagger2 注解gc.setServiceName("%sService");mpg.setGlobalConfig(gc);// 数据源配置 数据库名 账号密码DataSourceConfig dsc = new DataSourceConfig();dsc.setUrl("jdbc:mysql://localhost:3306/awalong?useUnicode=true&useSSL=false&characterEncoding=utf8&serverTimezone=UTC");// dsc.setSchemaName("public");dsc.setDriverName("com.mysql.cj.jdbc.Driver");dsc.setUsername("root");dsc.setPassword("123456");mpg.setDataSource(dsc);// 包配置PackageConfig pc = new PackageConfig();pc.setModuleName(null);pc.setParent("awalong");mpg.setPackageInfo(pc);// 自定义配置InjectionConfig cfg = new InjectionConfig() {@Overridepublic void initMap() {// to do nothing}};// 如果模板引擎是 freemarkerString templatePath = "/templates/mapper.xml.ftl";// 如果模板引擎是 velocity// String templatePath = "/templates/mapper.xml.vm";// 自定义输出配置List<FileOutConfig> focList = new ArrayList<>();// 自定义配置会被优先输出focList.add(new FileOutConfig(templatePath) {@Overridepublic String outputFile(TableInfo tableInfo) {// 自定义输出文件名 ， 如果你 Entity 设置了前后缀、此处注意 xml 的名称会跟着发生变化！return projectPath + "/src/main/resources/mapper/"+ "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;}});cfg.setFileOutConfigList(focList);mpg.setCfg(cfg);// 配置模板TemplateConfig templateConfig = new TemplateConfig();templateConfig.setXml(null);mpg.setTemplate(templateConfig);// 策略配置StrategyConfig strategy = new StrategyConfig();strategy.setNaming(NamingStrategy.underline_to_camel);strategy.setColumnNaming(NamingStrategy.underline_to_camel);strategy.setEntityLombokModel(true);strategy.setRestControllerStyle(true);strategy.setInclude(scanner("表名，多个英文逗号分割").split(","));strategy.setControllerMappingHyphenStyle(true);strategy.setTablePrefix("m_");mpg.setStrategy(strategy);mpg.setTemplateEngine(new FreemarkerTemplateEngine());mpg.execute();}
}

依赖：velocity

package com.example.demo.create;import com.baomidou.mybatisplus.annotation.FieldFill;
import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
import com.baomidou.mybatisplus.generator.AutoGenerator;
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.po.TableFill;
import com.baomidou.mybatisplus.generator.config.rules.DateType;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;import java.util.ArrayList;
import java.util.Scanner;public class CodeGenerator {public static String scanner(String tip) {Scanner scanner = new Scanner(System.in);StringBuilder help = new StringBuilder();help.append("请输入" + tip + "：");System.out.println(help.toString());if (scanner.hasNext()) {String ipt = scanner.next();if (StringUtils.isNotBlank(ipt)) {return ipt;}}throw new MybatisPlusException("请输入正确的" + tip + "！");}public static void main(String[] args) {// 代码生成器AutoGenerator mpg = new AutoGenerator();// 全局配置GlobalConfig gc = new GlobalConfig();String projectPath = System.getProperty("user.dir");gc.setOutputDir(projectPath + "/src/main/java");//设置代码生成路径gc.setFileOverride(true);//是否覆盖以前文件gc.setOpen(false);//是否打开生成目录gc.setAuthor("luo");//设置项目作者名称gc.setIdType(IdType.AUTO);//设置主键策略gc.setBaseResultMap(true);//生成基本ResultMapgc.setBaseColumnList(true);//生成基本ColumnListgc.setServiceName("%sService");//去掉服务默认前缀gc.setDateType(DateType.ONLY_DATE);//设置时间类型mpg.setGlobalConfig(gc);// 数据源配置DataSourceConfig dsc = new DataSourceConfig();dsc.setUrl("jdbc:mysql://localhost:3306/itcast?useUnicode=true&characterEncoding=utf-8&serverTimezone=GMT%2B8");dsc.setDriverName("com.mysql.cj.jdbc.Driver");dsc.setUsername("root");dsc.setPassword("123456");mpg.setDataSource(dsc);// 包配置PackageConfig pc = new PackageConfig();pc.setParent("com.example");pc.setMapper("mapper");pc.setXml("mapper.xml");pc.setEntity("pojo");pc.setService("service");pc.setServiceImpl("service.impl");pc.setController("controller");mpg.setPackageInfo(pc);// 策略配置StrategyConfig sc = new StrategyConfig();sc.setNaming(NamingStrategy.underline_to_camel);sc.setColumnNaming(NamingStrategy.underline_to_camel);sc.setEntityLombokModel(true);//自动lomboksc.setRestControllerStyle(true);sc.setControllerMappingHyphenStyle(true);sc.setLogicDeleteFieldName("deleted");//设置逻辑删除//设置自动填充配置TableFill gmt_create = new TableFill("create_time", FieldFill.INSERT);TableFill gmt_modified = new TableFill("update_time", FieldFill.INSERT_UPDATE);ArrayList<TableFill> tableFills=new ArrayList<>();tableFills.add(gmt_create);tableFills.add(gmt_modified);sc.setTableFillList(tableFills);//乐观锁sc.setVersionFieldName("version");sc.setRestControllerStyle(true);//驼峰命名//  sc.setTablePrefix("tbl_"); 设置表名前缀sc.setInclude(scanner("表名，多个英文逗号分割").split(","));mpg.setStrategy(sc);// 生成代码mpg.execute();}}