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介紹
mybatis-generator是一款在使用mybatis框架時,自動生成model,dao和mapper的工具,很大程度上減少了業務開發人員的手動編碼時間,今天自己研究了一下,也分享一下使用心得供大家簡單使用。
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配置
- 添加maven依賴
本人使用的是maven構建,首先需要在pom.xml文件添加mybatis-generator依賴包以及插件,配置如下:
dependencies中添加:
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>2.3</version>
</dependency>
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-generator</artifactId>
</dependency>
<dependency>
<groupId>org.freemarker</groupId>
<artifactId>freemarker</artifactId>
</dependency>
- 添加配置文件信息 mybatis-plus.properties
OutputDir=C:/Users/Administrator/Desktop/SpringBoot項目/mybatis-plus-AutoGenerator
OutputDirXml=C:/Users/Administrator/Desktop/SpringBoot項目/mybatis-plus-AutoGenerator
tableName=t_user,t_file,t_directory,t_file_label,t_file_product,t_picture_library
className=mapper
author=caoyn
parent=com.wego.clouddisk
url=jdbc:mysql://localhost:3306/bestclouddisk?characterEncoding=utf8&useSSL=false&serverTimezone=UTC
userName=root
password=199420
- 運行代碼
public class MpGenerator {
public static void main(String[] args) {
final ResourceBundle rb = ResourceBundle.getBundle("mybatis-plus");
AutoGenerator mpg = new AutoGenerator();
GlobalConfig gc = new GlobalConfig();
gc.setOutputDir(rb.getString("OutputDir"));
gc.setOpen(false);
gc.setBaseResultMap(true);
gc.setBaseColumnList(true);
gc.setAuthor(rb.getString("author"));
gc.setMapperName("%sMapper");
gc.setXmlName("%sMapper");
gc.setServiceName("%sService");
gc.setServiceImplName("%sServiceImpl");
gc.setControllerName("%sController");
mpg.setGlobalConfig(gc);
DataSourceConfig dsc = new DataSourceConfig();
dsc.setDbType(DbType.MYSQL);
dsc.setUrl(rb.getString("url"));
dsc.setDriverName("com.mysql.jdbc.Driver");
dsc.setUsername(rb.getString("userName"));
dsc.setPassword(rb.getString("password"));
mpg.setDataSource(dsc);
PackageConfig pc = new PackageConfig();
pc.setParent(rb.getString("parent"));
pc.setController("controller." + rb.getString("className"));
pc.setService("service." + rb.getString("className"));
pc.setServiceImpl("service." + rb.getString("className") + ".impl");
pc.setEntity("domain." + rb.getString("className"));
pc.setMapper("mapper." + rb.getString("className"));
mpg.setPackageInfo(pc);
InjectionConfig cfg = new InjectionConfig() {
@Override
public void initMap() {
}
};
List<FileOutConfig> focList = new ArrayList<>();
StrategyConfig strategy = new StrategyConfig();
strategy.setNaming(NamingStrategy.underline_to_camel);
strategy.setColumnNaming(NamingStrategy.underline_to_camel);
strategy.setEntityLombokModel(true);
strategy.setInclude(rb.getString("tableName").split(","));
strategy.setTablePrefix("t_");
mpg.setStrategy(strategy);
mpg.setTemplateEngine(new FreemarkerTemplateEngine());
mpg.execute();
}
}