CodeGenerator.java

package com.subsidy.util;

import com.baomidou.mybatisplus.annotation.DbType;
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.DataSourceConfig;
import com.baomidou.mybatisplus.generator.config.FileOutConfig;
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.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.ResourceBundle;
import java.util.Scanner;

/**
 * Mybatis-Plus CodeGenerator
 *
 * @author DengMin
 * @date 2020/07/02
 **/
public class CodeGenerator {

    public static String scanner(String tip) {
        StringBuilder help = new StringBuilder();
        help.append("1.生成全部表  2.输入需要生成表名");
        System.out.println(help.toString());
        Scanner scanner = new Scanner(System.in);
        Integer ipt = Integer.valueOf(scanner.next());
        if(ipt == 1) {
            return "";
        } else if(ipt == 2) {
            StringBuilder help1 = new StringBuilder();
            help1.append("请输入" + tip + "：");
            System.out.println(help1.toString());
            Scanner scanner1 = new Scanner(System.in);
            if (scanner1.hasNext()) {
                String name = scanner1.next();
                if (StringUtils.isNotEmpty(name)) {
                    return name;
                }
            }
            throw new MybatisPlusException("请输入正确的" + tip + "！");
        }
        return scanner(tip);
    }

    public static void main(String[] args) {
        final ResourceBundle rb = ResourceBundle.getBundle("mybatis-plus");
        // 代码生成器
        AutoGenerator mpg = new AutoGenerator();

        // 全局配置
        GlobalConfig gc = new GlobalConfig();
        gc.setOutputDir(System.getProperty("user.dir") + rb.getString("outputDir"));
        gc.setOpen(false);
        gc.setBaseResultMap(true);
        gc.setBaseColumnList(true);
        gc.setAuthor(rb.getString("author"));
        gc.setMapperName("%sMapper");
        gc.setEntityName("%sDO");
        gc.setServiceName("%sService");
        gc.setServiceImplName("%sServiceImpl");
        gc.setControllerName("%sController");
        mpg.setGlobalConfig(gc);

        // 数据源配置
        DataSourceConfig dsc = new DataSourceConfig();
        dsc.setDbType(DbType.MYSQL);
        dsc.setUrl(rb.getString("url"));
        dsc.setDriverName(rb.getString("driverName"));
        dsc.setUsername(rb.getString("userName"));
        dsc.setPassword(rb.getString("password"));
        mpg.setDataSource(dsc);

        // 包配置
        PackageConfig pc = new PackageConfig();
        pc.setParent(rb.getString("setParent"));
        pc.setController("controller");
        pc.setService("service");
        pc.setServiceImpl("service.impl");
        pc.setEntity("model");
        pc.setMapper("mapper");
        mpg.setPackageInfo(pc);

        // 自定义配置
        InjectionConfig cfg = new InjectionConfig() {
            @Override
            public void initMap() {
                // to do nothing
            }
        };
        List<FileOutConfig> focList = new ArrayList<>();
        focList.add(new FileOutConfig("/templates/mapper.xml.ftl") {
            @Override
            public String outputFile(TableInfo tableInfo) {
                // 自定义输入文件名称
                return System.getProperty("user.dir")+ rb.getString("mapperPath") + tableInfo.getMapperName() + StringPool.DOT_XML;
            }
        });
        cfg.setFileOutConfigList(focList);
        mpg.setCfg(cfg);
        mpg.setTemplate(new TemplateConfig().setXml(null));

        // 策略配置
        StrategyConfig strategy = new StrategyConfig();
        strategy.setNaming(NamingStrategy.underline_to_camel);
        strategy.setColumnNaming(NamingStrategy.underline_to_camel);
        strategy.setSuperEntityClass(BaseModel.class);
        strategy.setEntityLombokModel(true);
        strategy.setRestControllerStyle(true);
        String [] tables = scanner("表名，多个英文逗号分割").split(",");
        if(StringUtils.isNotBlank(tables[0])) {
            strategy.setInclude(tables);
        }
        strategy.setControllerMappingHyphenStyle(true);
        mpg.setStrategy(strategy);
        mpg.setTemplateEngine(new FreemarkerTemplateEngine());
        mpg.execute();
    }
}