package cmd;import core.*;import db.*;import java.text.ParseException;import java.util.*;import javax.swing.JOptionPane;import ui.EnterDateDialog;public class MFindByDateCommand extends MDatabaseCommand{    private static final String [] PARAM_NAMES =    { "date" };    private static final String [] PARAM_PROMPTS =    { "Enter date (mm/dd/yy):" };        public MFindByDateCommand ()	throws java.io.IOException    {	super ();    }    public String [] getParameterNames ()    {	return PARAM_NAMES;    }        public String [] getParameterPrompts ()    {	return PARAM_PROMPTS;    }    public void setParametersGUI ()    {        EnterDateDialog dlog = new EnterDateDialog (this);        if (!dlog.isCanceled ())        {            setParameter("date",                          DBUtilities.formatDate (dlog.getDate()));	    setInitialized ();        }    }    protected void executeDatabaseCommand (HotelDB database)    {	try {	    Date date = DBUtilities.parseDate (getParameter ("date"));	    List reservations = database.getReservations (date);            displayResults ("Reservations for " + getParameter ("date"),                            reservations);	} catch (java.text.ParseException e)	{	    System.err.println ("FindByDate: Error in date format: " +				getParameter ("date"));	    System.err.println ("Command not executed.");	}    }    protected void displayResultsText (String title, List reservations)    {        System.out.println (title);        if (reservations.size() > 0)            DBUtilities.displayReservations (reservations);        else            System.out.println ("No reservations on date: " +                                 getParameter ("date"));    }    public String getMenuName ()    { return "Find By Date..."; }    public String getName ()    { return "date"; }    public String getDescription ()    { 	return "Finds all reservations arriving on a given date.";    }    public Command makeInstance ()    {	try	{	    return new MFindByDateCommand ();	} catch (java.io.IOException e)	{	    return null;	}    }}