Lombok:
@Data 省略手动get set
@Builder 流式创建对象
@Slf4j 日志服务
@Cleanup 关闭流
模块结构图
重温Mybatis-Plus
logback.xml 配置
mybatis-plus:
mapper-locations: classpath*:com/mooc/meetingfilm/**/xml/*Mapper.xml
global-config:
id-type: 0 #0:数据库ID自增 1:用户输入id 2:全局唯一id(IdWorker) 3:全局唯一ID(uuid)
db-column-underline: false
refresh-mapper: true
spring:
datasource:
url: jdbc:mysql://127.0.0.1:3306/mooc_meetingfilm?autoReconnect=true&useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=CONVERT_TO_NULL&useSSL=false&serverTimezone=UTC
username: root
password: root
filters: log4j,wall,mergeStat
logging:
config: classpath:logback.xml
application.yml 配置
mybatis-plus:
mapper-locations: classpath*:com/mooc/meetingfilm/**/xml/*Mapper.xml
global-config:
id-type: 0 #0:数据库ID自增 1:用户输入id 2:全局唯一id(IdWorker) 3:全局唯一ID(uuid)
db-column-underline: false
refresh-mapper: true
spring:
datasource:
url: jdbc:mysql://127.0.0.1:3306/mooc_meetingfilm?autoReconnect=true&useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=CONVERT_TO_NULL&useSSL=false&serverTimezone=UTC
username: root
password: root
filters: log4j,wall,mergeStat
logging:
config: classpath:logback.xml
EntityGenerator 配置
package com.mooc.meetingfilm.user.generator;
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.GlobalConfig;
import com.baomidou.mybatisplus.generator.config.PackageConfig;
import com.baomidou.mybatisplus.generator.config.StrategyConfig;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.generator.engine.BeetlTemplateEngine;
import org.junit.jupiter.api.Test;
import java.util.HashMap;
import java.util.Map;
/*
数据层内容生成
*/
public class EntityGenerator {
// 生成输出目录,定位到工程的java目录下
private String outputDir = "/Users/dander/Desktop/backend-parent/backend-user/src/main/java";
// 生成类的作者
private String author = "roger";
// 数据源相关配置
private String url = "jdbc:mysql://127.0.0.1:3306/mooc_meetingfilm?autoReconnect=true&useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=CONVERT_TO_NULL&useSSL=false&serverTimezone=UTC";
private String driverName = "com.mysql.cj.jdbc.Driver";
private String userName = "root";
private String userPwd = "root";
// DAO的包路径
private String daoPackage = "com.mooc.meetingfilm.user.dao";
// 待生成的表名,注意是覆盖更新
private static String[] tableNames;
static{
tableNames = new String[]{
"mooc_backend_user_t"
};
}
@Test
public void entityGenerator() {
AutoGenerator mpg = new AutoGenerator();
mpg.setTemplateEngine(new BeetlTemplateEngine());
// 全局配置
GlobalConfig gc = new GlobalConfig();
gc.setOutputDir(outputDir);
gc.setFileOverride(true);
gc.setActiveRecord(true);
gc.setEnableCache(false);
gc.setBaseResultMap(true);
gc.setBaseColumnList(false);
gc.setAuthor(author);
mpg.setGlobalConfig(gc);
// 数据源配置
DataSourceConfig dsc = new DataSourceConfig();
dsc.setUrl(url);
// dsc.setSchemaName("public");
dsc.setDriverName(driverName);
dsc.setUsername(userName);
dsc.setPassword(userPwd);
mpg.setDataSource(dsc);
// 策略配置
StrategyConfig strategy = new StrategyConfig();
//strategy.setTablePrefix(new String[]{"_"});// 此处可以修改为您的表前缀
strategy.setNaming(NamingStrategy.underline_to_camel);// 表名生成策略
strategy.setInclude(tableNames);
mpg.setStrategy(strategy);
// 包配置
PackageConfig pc = new PackageConfig();
pc.setParent(null);
pc.setEntity(daoPackage+".entity");
pc.setMapper(daoPackage+".mapper");
pc.setXml(daoPackage+".mapper.xml");
mpg.setPackageInfo(pc);
// 注入自定义配置,可以在 VM 中使用 cfg.abc 设置的值
InjectionConfig cfg = new InjectionConfig() {
@Override
public void initMap() {
Map<String, Object> map = new HashMap<>();
map.put("abc", this.getConfig().getGlobalConfig().getAuthor() + "-mp");
this.setMap(map);
}
};
mpg.setCfg(cfg);
// 执行生成
mpg.execute();
// 打印注入设置
System.err.println(mpg.getCfg().getMap().get("abc"));
}
}