Mybatis-Plus通用交互式生成，拿来即用！

将关键变量提取出来，比较重要的变量可以直接修改，数据库，账号密码等使用scanner，拿来即用

package com.zhangv.commons.generator;

import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
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 com.baomidou.mybatisplus.generator.engine.VelocityTemplateEngine;
import org.apache.commons.lang3.StringUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
/**
 * @author ZhangV
 * */
public class Generator {

    /*基本变量*/

    public static void main(String[] args) {

        // 开始构建代码生成器
        AutoGenerator autoGenerator = new AutoGenerator();
        String database = scanner("数据库名/默认-localhost:3306");
        String url = "jdbc:mysql://localhost:3306/" + database + "?useUnicode=true&useSSL=false&characterEncoding=utf8";
        String username = scanner("数据库用户名");
        String password = scanner("密码");
        String driver = "com.mysql.cj.jdbc.Driver";
        //读取当前用户目录
        String systemPath = System.getProperty("user.dir");
        //项目目录，不需要修改
        String projectPath = "/src/main/java";
        String author = scanner("作者");
        //父包，要注意看,定位到你自己要生成的目录下，根据自己项目结构修改
        String parentPackage = "com.zhangv.core";

        /*
         * 设置全局配置
         * */
        autoGenerator.setGlobalConfig(new GlobalConfig()
                .setOutputDir(systemPath + projectPath)
                .setAuthor(author).setOpen(false)
                .setControllerName("%sController").setServiceName("%sService").setServiceImplName("%sServiceImpl").setMapperName("%sMapper").setXmlName("%sMapperXML")
                .setBaseResultMap(true).setBaseColumnList(true).setSwagger2(true).setFileOverride(true));

        /*
         *配置数据源
         * */
        autoGenerator.setDataSource(new DataSourceConfig().setUrl(url).setDriverName(driver).setUsername(username).setPassword(password));

        /*
         *
         * */
        InjectionConfig injection = new InjectionConfig() {
            @Override
            public void initMap() {
            }
        };

        /*
         * 配置包
         * */
        PackageConfig packageConfig = new PackageConfig();
        packageConfig.setParent(parentPackage);
        autoGenerator.setPackageInfo(packageConfig);

        // 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) {
                // 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 systemPath + "/src/main/resources/mapper/" + packageConfig.getModuleName()
                        + "/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;

            }
        });
        injection.setFileOutConfigList(focList);
        autoGenerator.setCfg(injection);


        autoGenerator.setTemplate(new TemplateConfig().setXml(null));

        // 策略配置
        StrategyConfig strategy = new StrategyConfig();
        //取名策略，下划线转驼峰
        strategy.setNaming(NamingStrategy.underline_to_camel);
        //列名取名策略，下划线转驼峰
        strategy.setColumnNaming(NamingStrategy.underline_to_camel);
        //开启lombok
        strategy.setEntityLombokModel(true);
        //restController 风格
        strategy.setRestControllerStyle(true);
        //要生成的表
        strategy.setInclude(scanner("表名，多个英文逗号分割").split(","));
        strategy.setControllerMappingHyphenStyle(true);
        //表名前缀
        strategy.setTablePrefix(packageConfig.getModuleName() + "_");
        strategy.setEntityTableFieldAnnotationEnable(true);
        autoGenerator.setStrategy(strategy);
        //执行了
        autoGenerator.setTemplateEngine(new VelocityTemplateEngine());
        autoGenerator.execute();
    }

    /*
     * @param tip String
     * @return 监听输入
     */
    public static String scanner(String tip) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入" + tip + "：");

        if (scanner.hasNext()) {
            String ipt = scanner.next();
            if (StringUtils.isNotEmpty(ipt)) {
                return ipt;
            }
        }
        throw new MybatisPlusException("请输入正确的" + tip + "！");
    }

}