Use of JDBC:ODBC in JAVA

import java.*;
import java.sql.*;
import java.util.*;
import com.ms.jdbc.odbc.JdbcOdbcDriver;
public class Connect{

    private java.sql.Connection  con = null;
    private ResultSet rs;
     
     // Constructor:
     public Connect(){}

    private void FindEmployee() throws SQLException, ClassNotFoundException
    {
        try
        {
            Class.forName("com.ms.jdbc.odbc.JdbcOdbcDriver");
            String url = "jdbc:odbc:JDBCdsn";
            con = DriverManager.getConnection(url, "", "");
            Statement stmt = con.createStatement();
            rs = stmt.executeQuery("Select EmployeeID, LastName,  Title from Employees");
            while (rs.next())
            {
                //Column names: 
                System.out.println(rs.getInt("EmployeeID") + " " + rs.getString("LastName") + " " + rs.getString("Title"));
            }
            if(con != null)
                con.close();
            con = null;
        }
        catch (SQLException ex)
        {
            throw ex;
        }
        catch (ClassNotFoundException clex)
        {
            throw clex;
        }
    }

     private void closeConnection(){
          try{
               if(con != null)
                    con.close();
               con = null;
          }catch(Exception ex){
               ex.printStackTrace();
          }
     }
    
     public static void main(String[] args) throws Exception
       {
          Connect myDbTest = new Connect();
          try
          {
              myDbTest.FindEmployee();
          }
          catch (Exception ex)
          {
            ex.printStackTrace();
            System.out.println("Error Trace in getConnection() : " + ex.getMessage());
          
}      
}
}