抛出异常在logcat提示:驱动连接成功,数据库连接失败Could not find class 'javax.naming.StringRefAddr', referenced from method com.mysql.jdbc.ConnectionPropertiesImpl$ConnectionProperty.storeTo。求大神帮忙,错误围绕好长时间了
连接代码
//连接数据库
public static Connection getCon()
{
Connection conn = null;
try {
Class.forName("org.gjt.mm.mysql.Driver");
System.out.println("驱动连接成功");
} catch (ClassNotFoundException e1) {
// TODO Auto-generated catch block
System.out.println("驱动连接失败");
}
String dbUrl = "jdbc:mysql://localhost:3306/student";
String username = "root";
String psw = "1234";
try {
conn = DriverManager.getConnection(dbUrl,username,psw);
} catch (SQLException e) {
// TODO Auto-generated catch block
System.out.println("数据库连接失败"+e);
}
return conn;
}