Server configuration denies access to data source

[rahul soni]

I written connection code but it thorw "Server configuration denies access to data source" this exp
my code is(help me)

import java.sql.*;
import javax.sql.*;
public class Mycon
{

public static void main(String args[])
{Connection con;
Statement st;
ResultSet rs;
try
{
//Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Class.forName("org.gjt.mm.mysql.Driver");
System.out.print("CON");
con=DriverManager.getConnection("jdbc:mysql://localhost:3306/pune","Rahul","pratik");
st = con.createStatement();//createStatement()
rs=st.executeQuery("select * from Author");
while(rs.next())
{System.out.print(rs.getString(1));}
}catch(Exception e){System.out.print(e.getMessage());}
}
}