Connction faile please help me

[Dorj Galaa]

I try connect to My SQL code is
import java.sql.*;
public class MySQL
{
public static void main(String args[])
{
try
{
Class.forName("org.gjt.mm.mysql.Driver").newInstance();
Connection mysql=DriverManager.getConnection("jdbc:mysql://localhost:3306/ok","qqq","qqq");
System.out.println("Ok");
}
catch(ClassNotFoundException e)
{
System.out.println("Class Not Found");
}
catch(SQLException e)
{
System.out.println(e.getMessage());
}
catch(InstantiationException e)
{
System.out.println(e.getMessage());
}
catch(IllegalAccessException e)
{
System.out.println(e.getMessage());
}
}
}
but have bad handshake error