package 配置方式.dbUtils;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.util.Properties;
public class Connection2 {
// 声明静态con
private static Connection con;
static {
try {
// 声明一个资源文件
Properties pro = new Properties();
// 载入
InputStream in = Connection2.class
.getResourceAsStream("jdbc.properties");
pro.load(in);
// 获取对应值
String driver = pro.getProperty("driver");
String url = pro.getProperty("url");
String name = pro.getProperty("username");
String pwd = pro.getProperty("password");
Class.forName(driver);
con = DriverManager.getConnection(url, name, pwd);
} catch (Exception e) {
}
}
private Connection2() {
}
public static Connection GetCon() {
return con;
}
public static void main(String[] args) {
System.err.println(Connection2.GetCon());
}
}