The official document: https://mp.baomidou.com/
my project some special configurations entity entity and service, mapper and so on so not in the same package.
maven package dependencies:
<dependency>
<groupId>org.apache.velocity</groupId>
<artifactId>velocity-engine-core</artifactId>
<version>2.0</version>
</dependency>
<!-- freemarker 模板引擎 -->
<dependency>
<groupId>org.freemarker</groupId>
<artifactId>freemarker</artifactId>
<version>2.3.23</version>
</dependency>
<!-- beetl 模板引擎 -->
<dependency>
<groupId>com.ibeetl</groupId>
<artifactId>beetl</artifactId>
<version>2.2.5</version>
</dependency>
Code Generator:
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.*;
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.io.File;
import java.util.*;
public class MysqlGenerator {
/**
* <p>
* 读取控制台内容
* </p>
*/
public static String scanner(String tip) {
Scanner scanner = new Scanner(System.in);
StringBuilder help = new StringBuilder();
help.append("请输入" + tip + ":");
System.out.println(help.toString());
if (scanner.hasNext()) {
String ipt = scanner.next();
if (StringUtils.isNotEmpty(ipt)) {
return ipt;
}
}
throw new MybatisPlusException("请输入正确的" + tip + "!");
}
public static void main(String[] args) {
String[] models = {"baseinfo","common"};
for (String model : models) {
generate(model);
}
}
private static void generate(String model){
File file = new File(model);
String path = file.getAbsolutePath();
//path = path.substring(0, path.lastIndexOf(File.separator));
String projectPath = System.getProperty("user.dir");
// 代码生成器
AutoGenerator mpg = new AutoGenerator();
// 全局配置
GlobalConfig gc = new GlobalConfig();
if("baseinfo".equals(model)){
gc.setOutputDir(path+"/src/main/java");
gc.setServiceName("%sService");
gc.setEnableCache(false);// XML 二级缓存
gc.setBaseResultMap(true);// XML ResultMap
gc.setBaseColumnList(true);// XML columList
}else if("common".equals(model)){
gc.setOutputDir(path+"/common-api/src/main/java");
}
gc.setAuthor("lishiwen");
gc.setOpen(false);
mpg.setGlobalConfig(gc);
// 数据源配置
DataSourceConfig dsc = new DataSourceConfig();
dsc.setUrl("jdbc:mysql://localhost:3306/mybatis-plus?useUnicode=true&useSSL=false&characterEncoding=utf8");
// dsc.setSchemaName("public");
dsc.setDriverName("com.mysql.jdbc.Driver");
dsc.setUsername("username");
dsc.setPassword("123456");
mpg.setDataSource(dsc);
// 包配置
PackageConfig pc = new PackageConfig();
if("baseinfo".equals(model)){
pc.setParent(null);
//pc.setController("com.mybatis.plus.baseinfo.controller");
//配置entity引用地址
pc.setEntity("com.mybatis.plus.common.api.user.entity");
pc.setMapper("com.mybatis.plus.baseinfo.mapper");
pc.setService("com.mybatis.plus.baseinfo.service");
pc.setServiceImpl("com.mybatis.plus.baseinfo.service.impl");
//pc.setModuleName(scanner("模块名"));
}else if("common".equals(model)){
pc.setParent("com.mybatis.plus.common.api.user");
pc.setEntity("entity");
}
mpg.setPackageInfo(pc);
// 自定义配置
if("baseinfo".equals(model)){
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) {
// 自定义输出文件名
return projectPath + "/baseinfo/src/main/resources/mapper/" + tableInfo.getEntityName() + "Mapper" + StringPool.DOT_XML;
}
});
cfg.setFileOutConfigList(focList);
mpg.setCfg(cfg);
}else if("common".equals(model)){
}
// 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
if("baseinfo".equals(model)){
//不生成controller
templateConfig.setController(null);
templateConfig.setEntity(null);
templateConfig.setXml(null);
}else if("common".equals(model)){
//不生成controller
templateConfig.setController(null);
templateConfig.setService(null);
templateConfig.setServiceImpl(null);
templateConfig.setMapper(null);
templateConfig.setXml(null);
}
mpg.setTemplate(templateConfig);
// 策略配置
StrategyConfig strategy = new StrategyConfig();
//数据库表映射到实体的明明策略
strategy.setNaming(NamingStrategy.underline_to_camel);
//数据库表字段映射到实体的命名策略, 未指定按照 naming 执行
strategy.setColumnNaming(NamingStrategy.underline_to_camel);
//自定义继承的Entity类全称,带包名
//strategy.setSuperEntityClass("com.baomidou.ant.common.BaseEntity");
//【实体】是否为lombok模型(默认 false)
strategy.setEntityLombokModel(true);
//生成 @RestController 控制器
//strategy.setRestControllerStyle(true);
//自定义继承的Controller类全称,带包名
//strategy.setSuperControllerClass("com.baomidou.ant.common.BaseController");
//需要包含的表名,允许正则表达式(与exclude二选一配置)
strategy.setInclude(scanner("表名"));
//自定义基础的Entity类,公共字段
//strategy.setSuperEntityColumns("id");
//驼峰转连字符
//strategy.setControllerMappingHyphenStyle(true);
//表前缀
strategy.setTablePrefix(pc.getModuleName() + "_");
//是否生成实体时,生成字段注解
strategy.entityTableFieldAnnotationEnable(true);
mpg.setStrategy(strategy);
mpg.setTemplateEngine(new FreemarkerTemplateEngine());
mpg.execute();
}
}
Performing an input table, generating a corresponding code.