jdbcconfig.java
configuration是配置文件
propertysource 引入配置文件
value读取配置文件内容
package cn.itcast.config;
import com.alibaba.druid.pool.druiddatasource;
import org.springframework.beans.factory.annotation.value;
import org.springframework.context.annotation.bean;
import org.springframework.context.annotation.configuration;
import org.springframework.context.annotation.propertysource;
import javax.sql.datasource;
//配置文件注解
@configuration
@propertysource("classpath:jdbc.properties")
public class jdbcconfig {
@value("${jdbc.url}")
private string seturl;
@value("${jdbc.driverclassname}")
private string driver;
@value("${jdbc.username}")
private string username;
@value("${jdbc.password}")
private string password;
@bean
public datasource datasource(){
druiddatasource druiddatasource = new druiddatasource();
druiddatasource.setdriverclassname(seturl);
druiddatasource.seturl(driver);
druiddatasource.setusername(username);
druiddatasource.setpassword(password);
return druiddatasource;
}
}
jdbc.properties
jdbc.driverclassname=com.mysql.jdbc.driver
jdbc.url=jdbc:mysql://127.0.0.1:3306/leyou
jdbc.username=root
jdbc.password=
如对本文有疑问, 点击进行留言回复!!
springmvc之ResponseBody响应json数据遇到的错误及解决
uni-app 后台升级 静默升级 uniapp 后台更新 静默更新 在线升级
SpringBoot多Module启动报错Could not transfer metadata
Hibernate项目报错:Cannot call sendError() after the response has been committed
网友评论