MyBatisPlus 代码生成工具

package com.pf.util;

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.builder.ConfigBuilder;
import com.baomidou.mybatisplus.generator.config.converts.MySqlTypeConvert;
import com.baomidou.mybatisplus.generator.config.po.TableInfo;
import com.baomidou.mybatisplus.generator.config.rules.DbColumnType;
import com.baomidou.mybatisplus.generator.config.rules.FileType;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.generator.engine.FreemarkerTemplateEngine;

import java.util.ArrayList;
import java.util.List;


/**
 * MyBatis-Plus 代码生成类
 * 参考地址 https://mp.baomidou.com/guide/generator.html
 */
public class CodeGenerator {

    private static final String PACKAGE_NAME = ""; //包名
    private static final String MODEL_NAME = "";   //模块名称

    //数据库地址
    private static final String DB_URL  = "jdbc:mysql://HOST:PORT/DATABASE?useUnicode=true&useSSL=false&characterEncoding=utf8";
    private static final String DATA_SOURCE_USER_NAME  = "USER";
    private static final String DATA_SOURCE_PASSWORD  = "PASSCODE";

    //工程路径
     private static final String projectPath = System.getProperty("user.dir");


    //数据库表
    private static final String[] TABLE_NAMES = new String[]{
            "YOUR_TABLE_NAME",
    };

    private static final Boolean swagger2 = false;

    public static void main(String[] args) {
        // 代码生成器
        AutoGenerator mpg = new MyAutoGenerator();
        // 选择 freemarker 引擎
        mpg.setTemplateEngine(new FreemarkerTemplateEngine());
        // 全局配置
        GlobalConfig gc = new GlobalConfig();
        gc.setFileOverride(true);

        gc.setOutputDir(projectPath + "/src/main/java");

        gc.setAuthor("PixelDragon");
        gc.setOpen(false);
        gc.setSwagger2(false);
        gc.setServiceName("%sService");
        gc.setBaseResultMap(true);
        gc.setBaseColumnList(true);
        gc.setSwagger2(swagger2);

        mpg.setGlobalConfig(gc);

        // 数据库配置
        DataSourceConfig dsc = new DataSourceConfig();
        dsc.setDbType(DbType.MYSQL);
        dsc.setUrl(DB_URL);
        dsc.setDriverName("com.mysql.jdbc.Driver");
        dsc.setUsername(DATA_SOURCE_USER_NAME);
        dsc.setPassword(DATA_SOURCE_PASSWORD);
        dsc.setTypeConvert(new MySqlTypeConvert(){
            @Override
            public DbColumnType processTypeConvert(GlobalConfig globalConfig, String fieldType) {
                System.out.println("转换类型：" + fieldType);
                //默认 tinyint会转换成Boolean 我们有些状态 不仅仅是true false
                if ( fieldType.toLowerCase().contains("tinyint") ) {
                    return DbColumnType.INTEGER;
                }
                //将数据库中datetime转换成date
                if ( fieldType.toLowerCase().contains("datetime") ) {
                    return DbColumnType.DATE;
                }
                return (DbColumnType) super.processTypeConvert(globalConfig, fieldType);
            }
        });

        mpg.setDataSource(dsc);

        // 包配置
        PackageConfig pc = new PackageConfig();
        pc.setModuleName(MODEL_NAME);
        pc.setParent(PACKAGE_NAME);

        pc.setServiceImpl("service.impl");
        pc.setXml("mapper");
        pc.setEntity("pojos");

        mpg.setPackageInfo(pc);


        // 自定义配置
        InjectionConfig cfg = new InjectionConfig() {
            @Override
            public void initMap() {
                //啥也不干
            }
        };
        //修改mapper.xml路径
        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 projectPath + "/src/main/resources/mapper/" +
                        tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;
            }
        });

        //原来路径不生成xml文件
        cfg.setFileCreate(new IFileCreate() {
            @Override
            public boolean isCreate(ConfigBuilder configBuilder, FileType fileType, String filePath) {
                // 判断自定义文件夹是否需要创建
                if(FileType.XML == fileType){
                    return false;
                }
                checkDir(filePath);
                return true;
            }
        });
        cfg.setFileOutConfigList(focList);
        mpg.setCfg(cfg);

        // 设置模板
        TemplateConfig tc = new TemplateConfig();
        mpg.setTemplate(tc);

        // 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(TABLE_NAMES);
        strategy.setControllerMappingHyphenStyle(true);
        strategy.setTablePrefix(pc.getModuleName() + "_");
        // Boolean类型字段是否移除is前缀处理
        strategy.setEntityBooleanColumnRemoveIsPrefix(false);
        strategy.setRestControllerStyle(true);


        mpg.setStrategy(strategy);


        mpg.execute();
    }

}

package com.pf.util;

import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.config.builder.ConfigBuilder;
import com.baomidou.mybatisplus.generator.config.po.TableInfo;

import java.util.List;

/**
 * 替换数据中空格，换行
 */
public class MyAutoGenerator extends AutoGenerator {

    @Override
    protected List<TableInfo> getAllTableInfoList(ConfigBuilder config) {
        List<TableInfo> tableInfos =  super.getAllTableInfoList(config);
        tableInfos.forEach(t->{
            t.getFields().forEach(f->{
                if(StringUtils.isNotEmpty(f.getComment())) {
                    String comment = f.getComment();
                    if(config.getGlobalConfig().isSwagger2()){
                        comment = comment.replaceAll("\r\n\\s*" , "");//注意，替换换行符
                    }
                    f.setComment(comment.trim());
                }
            });
        });
        return tableInfos;
    }
}