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- import cn.hutool.core.util.StrUtil;
- 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.builder.ConfigBuilder;
- import com.baomidou.mybatisplus.generator.config.po.TableInfo;
- import com.baomidou.mybatisplus.generator.config.rules.FileType;
- import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
- import com.baomidou.mybatisplus.generator.engine.FreemarkerTemplateEngine;
- import com.mysql.jdbc.Driver;
- import java.io.File;
- import java.io.FileWriter;
- import java.io.IOException;
- import java.text.SimpleDateFormat;
- import java.util.*;
- /**
- * 代码生成器,根据数据表名称生成对应的Model、Mapper、Service、Controller简化开发。
- */
- public class CodeGenerator {
- //JDBC配置,请修改为你项目的实际配置
- private static final String JDBC_URL = "jdbc:mysql://139.224.213.4:3306/firefly?characterEncoding=utf8&serverTimezone=GMT%2b8&zeroDateTimeBehavior=convertToNull&useSSL=false";
- private static final String JDBC_USERNAME = "firefly";
- private static final String JDBC_PASSWORD = "firefly";
- private static final String JDBC_DIVER_CLASS_NAME = Driver.class.getName();
- private static final String PROJECT_PATH = System.getProperty("user.dir").replaceAll("\\\\","/");//项目在硬盘上的基础路径
- private static final String TEMPLATE_FILE_PATH = PROJECT_PATH + "/src/test/resources/template";//模板位置
- private static final String JAVA_PATH = "/src/main/java"; //java文件路径
- private static final String RESOURCES_PATH = "/src/main/resources";//资源文件路径
- private static final String AUTHOR = "Generator";//@author
- private static final String DATE = new SimpleDateFormat("yyyy/MM/dd").format(new Date());//@date
- // MBG相关
- public static final String BASE_PACKAGE = "com.winhc.repal";//生成代码所在的基础包名称,可根据自己公司的项目修改(注意:这个配置修改之后需要手工修改src目录项目默认的包路径,使其保持一致,不然会找不到类)
- public static final String ENTITY_PACKAGE = BASE_PACKAGE + ".entity";//生成的Model所在包
- public static final String MAPPER_PACKAGE = BASE_PACKAGE + ".repository";//生成的Mapper所在包
- public static final String SERVICE_PACKAGE = BASE_PACKAGE + ".service";//生成的Service所在包
- public static final String SERVICE_IMPL_PACKAGE = SERVICE_PACKAGE + ".impl";//生成的ServiceImpl所在包
- public static final String CONTROLLER_PACKAGE = BASE_PACKAGE + ".controller";//生成的Controller所在包
- public static final String MAPPER_XMP_PATH = RESOURCES_PATH + "/mapper";
- public static void main(String[] args) {
- genCode("REPAL_RESPONSIBLE_PERSON");
- }
- // 生成文件控制
- private static final boolean GEN_CONTROLLER = false;
- private static final boolean GEN_ENTITY = true;
- private static final boolean GEN_DTO = false;
- private static final boolean GEN_VO = false;
- private static final boolean GEN_CVT = false;
- private static final boolean GEN_SERVICE = false;
- private static final boolean GEN_SERVICE_IMPL = false;
- private static final boolean GEN_MAPPER = true;
- private static final boolean GEN_MAPPER_XML = true;
- public static void genCode(String tableName) {
- String tableNameCamel = StrUtil.toCamelCase(tableName);
- // 代码生成器
- AutoGenerator mpg = new AutoGenerator();
- // 全局配置
- GlobalConfig gc = new GlobalConfig();
- gc.setOutputDir(PROJECT_PATH + JAVA_PATH);
- gc.setAuthor(AUTHOR);
- gc.setOpen(false);
- gc.setSwagger2(true); //实体属性 Swagger2 注解
- gc.setFileOverride(true); // 是否覆盖已有文件
- gc.setServiceName("%sService");
- gc.setBaseColumnList(false);
- gc.setBaseResultMap(false);
- mpg.setGlobalConfig(gc);
- // 数据源配置
- DataSourceConfig dsc = new DataSourceConfig();
- dsc.setUrl(JDBC_URL);
- dsc.setDriverName("com.mysql.cj.jdbc.Driver");
- dsc.setUsername(JDBC_USERNAME);
- dsc.setPassword(JDBC_PASSWORD);
- dsc.setTypeConvert(new MySqlTypeConvert());
- mpg.setDataSource(dsc);
- // 包配置
- PackageConfig pc = new PackageConfig();
- // pc.setModuleName(scanner("模块名"));
- pc.setParent(BASE_PACKAGE);
- pc.setEntity("entity");
- pc.setMapper("repository");
- pc.setXml("");
- pc.setService("service");
- pc.setServiceImpl("service.impl");
- pc.setController("controller");
- mpg.setPackageInfo(pc);
- // 自定义配置
- InjectionConfig cfg = new InjectionConfig() {
- @Override
- public void initMap() {
- Map<String,Object> injectMap = new HashMap<>();
- injectMap.put("modelNameUpperCamel",tableNameCamel);
- this.setMap(injectMap);
- }
- };
- // 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("/templates/mapper.xml.ftl") {
- @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 PROJECT_PATH + "/src/main/resources/mapper/"
- + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;
- }
- });
- focList.add(new FileOutConfig("/templates/dto.java.ftl") {
- @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 PROJECT_PATH + JAVA_PATH + packageConvertPath(BASE_PACKAGE + ".model.dto")
- + tableInfo.getEntityName() + "DTO" + StringPool.DOT_JAVA;
- }
- });
- focList.add(new FileOutConfig("/templates/vo.java.ftl") {
- @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 PROJECT_PATH + JAVA_PATH + packageConvertPath(BASE_PACKAGE + ".model.vo")
- + tableInfo.getEntityName() + "VO" + StringPool.DOT_JAVA;
- }
- });
- focList.add(new FileOutConfig("/templates/cvt.java.ftl") {
- @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 PROJECT_PATH + JAVA_PATH + packageConvertPath(BASE_PACKAGE + ".model.cvt")
- + tableInfo.getEntityName() + "Convert" + StringPool.DOT_JAVA;
- }
- });
- // mapper文件已存在则不生成
- cfg.setFileCreate(new IFileCreate() {
- @Override
- public boolean isCreate(ConfigBuilder configBuilder, FileType fileType, String filePath) {
- if (!GEN_CONTROLLER && fileType == FileType.CONTROLLER) {
- return false;
- }
- if (!GEN_DTO && filePath.contains("DTO")) {
- return false;
- }
- if (!GEN_VO && filePath.contains("VO")) {
- return false;
- }
- if (!GEN_CVT && filePath.contains("Convert")) {
- return false;
- }
- if (!GEN_ENTITY && fileType == FileType.ENTITY) {
- return false;
- }
- if (!GEN_SERVICE && fileType == FileType.SERVICE) {
- return false;
- }
- if (!GEN_SERVICE_IMPL && fileType == FileType.SERVICE_IMPL) {
- return false;
- }
- if (!GEN_MAPPER && fileType == FileType.MAPPER) {
- return false;
- }
- if (!GEN_MAPPER_XML && fileType == FileType.XML) {
- return false;
- }
- if (!GEN_MAPPER_XML && filePath.contains("Mapper.xml")) {
- return false;
- }
- // 判断自定义文件夹是否需要创建
- // checkDir("调用默认方法创建的目录,自定义目录用");
- if (!filePath.contains("resources")&&filePath.contains("Mapper.xml")) {
- // 已经生成 mapper 文件判断存在,不想重新生成返回 false
- return false;
- } else if (filePath.contains("resources")&&filePath.contains("Mapper.xml")) {
- checkDir(filePath);
- }
- // 允许生成模板文件
- return true;
- }
- });
- cfg.setFileOutConfigList(focList);
- mpg.setCfg(cfg);
- // 配置模板
- TemplateConfig templateConfig = new TemplateConfig();
- // 配置自定义输出模板
- //指定自定义模板路径,注意不要带上.ftl/.vm, 会根据使用的模板引擎自动识别
- templateConfig.setEntity("templates/entity.java");
- templateConfig.setMapper("templates/mapper.java");
- templateConfig.setService("templates/service.java");
- templateConfig.setServiceImpl("templates/serviceImpl.java");
- templateConfig.setController("templates/controller.java");
- 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.setSuperEntityClass("你自己的父类实体,没有就不用设置!");
- strategy.setEntityLombokModel(true);
- strategy.setRestControllerStyle(true);
- // 公共父类
- // strategy.setSuperControllerClass("你自己的父类控制器,没有就不用设置!");
- // 写于父类中的公共字段
- //strategy.setSuperEntityColumns("id");
- // strategy.setInclude(scanner("表名,多个英文逗号分割").split(","));
- strategy.setInclude(tableName);
- strategy.setControllerMappingHyphenStyle(false);
- strategy.setTablePrefix(pc.getModuleName() + "_");
- mpg.setStrategy(strategy);
- mpg.setTemplateEngine(new FreemarkerTemplateEngine());
- mpg.execute();
- }
- private static String packageConvertPath(String packageName) {
- return String.format("/%s/", packageName.contains(".") ? packageName.replaceAll("\\.", "/") : packageName);
- }
- }
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