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JDBC install and configuration with JSE 6 and Tomcat 6 - help please
import java.*;
public class Connect
{
    private java.sql.Connection  con = null;
    private final String url = "jdbc:sqlserver://";
    private final String serverName= "localhost";
    private final String portNumber = "1433";
    private final String databaseName= "yourDatabaseName";
    private final String userName = "yourUserName";
    private final String password = "yourPassword";
    // Informs the driver to use server a side-cursor,
    // which permits more than one active statement
    // on a connection.
    private final String selectMethod = "cursor";

    // Constructor
    public Connect(){}

    private String getConnectionUrl()
    {
        return   url+serverName+":"+portNumber+";databaseName="+databaseName+";selectMethod="+selectMethod+";";
    }

    private java.sql.Connection getConnection()
    {
        try
        {
            Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
            con = java.sql.DriverManager.getConnection(getConnectionUrl(),userName,password);
            if(con!=null) System.out.println("Connection Successful!");
        }
        catch(Exception e)
        {
               e.printStackTrace();
               System.out.println("Error Trace in getConnection() : " + e.getMessage());
        }
        return con;
    }

    /*
         Display the driver properties, database details
    */

    public void displayDbProperties()
    {
        java.sql.DatabaseMetaData dm = null;
        java.sql.ResultSet rs = null;
        try
        {
            con= this.getConnection();
            if(con!=null)
            {
                dm = con.getMetaData();
                System.out.println("Driver Information");
                System.out.println("tDriver Name: "+ dm.getDriverName());
                System.out.println("tDriver Version: "+ dm.getDriverVersion ());
                System.out.println("nDatabase Information ");
                System.out.println("tDatabase Name: "+ dm.getDatabaseProductName());
                System.out.println("tDatabase Version: "+ dm.getDatabaseProductVersion());
                System.out.println("Avalilable Catalogs ");
                rs = dm.getCatalogs();
                while(rs.next())
                {
                     System.out.println("tcatalog: "+ rs.getString(1));
                }
                rs.close();
                rs = null;
                closeConnection();
               }else System.out.println("Error: No active Connection");
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
        dm=null;
    }

    private void closeConnection()
    {
        try
        {
            if(con!=null)
            con.close();
            con=null;
        }
        catch(Exception e)
        {
            e.printStackTrace();
        }
    }
    public static void main(String[] args) throws Exception
    {
        Connect myDbTest = new Connect();
        myDbTest.displayDbProperties();
    }
}