CodeAutoGenerator.java

package com.tanpu.community.dao;


import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.core.toolkit.StringPool;
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 java.util.ArrayList;
import java.util.List;


public class CodeAutoGenerator {

    public static void main(String[] args) {
        String currentPath = System.getProperty("user.dir");
        String codeBaseHome = "/community-service/src/main/java";
        String author = "xudong";
        String mysqlUserName = "tamp_admin";
        String mysqlPassword = "@imeng123";
        String jdbcUrl = "jdbc:mysql://rm-uf6r22t3d798q4kmkao.mysql.rds.aliyuncs.com:3306/tamp_community";
        // String[] tables = new String[]{"theme"};
       String[] tables = new String[]{"file_record"};
        String basePackage = "com.tanpu.community";
        String mapperPackage = "dao.mapper.community";
        String entityPackage = "dao.entity.community";
        String xmlPath = "D:\\IdeaProjects\\tanpu-community\\community-service\\src\\main\\resources\\mapper\\community";
        AutoGenerator autoGenerator = new AutoGenerator();
        //全局配置
        GlobalConfig gc = new GlobalConfig();
        String path = currentPath + codeBaseHome;
        gc.setOutputDir(path);   //生成文件输出根目录
        gc.setOpen(false);//生成完成后不弹出文件框
        gc.setAuthor(author);
        gc.setFileOverride(true);  //文件覆盖
        gc.setActiveRecord(false);// 不需要ActiveRecord特性的请改为false
        gc.setEnableCache(false);// XML 二级缓存
        gc.setBaseResultMap(true);// XML ResultMap
        gc.setBaseColumnList(false);// XML columList
        gc.setSwagger2(true);

        // 自定义文件命名，注意 %s 会自动填充表实体属性！
        gc.setMapperName("%sMapper");
        gc.setXmlName("%sMapper");
        gc.setEntityName("%sEntity");
        autoGenerator.setGlobalConfig(gc);

        // 数据源配置
        DataSourceConfig dsc = new DataSourceConfig();
        dsc.setDbType(DbType.MYSQL);   //设置数据库类型，我是postgresql
        dsc.setDriverName("com.mysql.cj.jdbc.Driver");
        dsc.setUsername(mysqlUserName);
        dsc.setPassword(mysqlPassword);
        dsc.setUrl(jdbcUrl);  //指定数据库
        autoGenerator.setDataSource(dsc);

        // 策略配置
        StrategyConfig strategy = new StrategyConfig();
        strategy.setNaming(NamingStrategy.underline_to_camel);      // 表名生成策略
        strategy.setInclude(tables);     // 需要生成的表
//        strategy.setSuperEntityClass(BaseEntity.class);
//        strategy.setSuperEntityColumns("create_by", "update_by", "create_time", "update_time", "delete_tag");
//        strategy.setSuperServiceClass(null);
//        strategy.setSuperServiceImplClass(null);
//        strategy.setSuperMapperClass(null);
        autoGenerator.setStrategy(strategy);

        // 包配置
        PackageConfig pc = new PackageConfig();
        pc.setParent(basePackage);
//        pc.setController(controllerPackage);
//        pc.setService(servicePackage);
        pc.setMapper(mapperPackage);
        pc.setEntity(entityPackage);
        autoGenerator.setPackageInfo(pc);

        // 模板配置
        TemplateConfig tc = new TemplateConfig();
        tc.setController(null);
        tc.setService(null);
        tc.setServiceImpl(null);
        tc.setXml(null);
        autoGenerator.setTemplate(tc);

        InjectionConfig cfg = new InjectionConfig() {
            @Override
            public void initMap() {
                // to do nothing
            }
        };

        // 如果模板引擎是 freemarker
//        String 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) {
            @Override
            public String outputFile(TableInfo tableInfo) {
                return xmlPath + "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;
            }
        });
        cfg.setFileOutConfigList(focList);
        autoGenerator.setCfg(cfg);

        // 执行生成
        autoGenerator.execute();
    }
}