Question: I am having issues with getting the cancel button to work for the empCode. Any suggestions? import javax.swing.JOptionPane; public class TravelCommission { // declare and
I am having issues with getting the cancel button to work for the empCode. Any suggestions?
import javax.swing.JOptionPane;
public class TravelCommission {
// declare and construct variables
double dollars =0;
public static void main(String[] args)
{
// call methods
double sales=getSales();
int code=getCode();
double comm=getComm(sales, code);
output(sales, comm);
finish();
}
//-------------------------------------------------------
public static double getSales()
{
double dollars = 0;
boolean done = false;
while (!done)
{
try
{
dollars = Double.parseDouble(JOptionPane.showInputDialog(null, "Enter the sales amount do not use commas or dollar signs or click cancel to exit "));
if (dollars <=0) throw new Exception("Error- Enter a number greater than zero");
done = true;
}
catch (NumberFormatException ex)
{
JOptionPane.showMessageDialog(null,"Your entry must be a number.","Error",JOptionPane.INFORMATION_MESSAGE);
}
catch(Exception ie)
{
JOptionPane.showMessageDialog(null,"Your entry must be an integer greater than 0.","Error",JOptionPane.INFORMATION_MESSAGE);
}
}
return dollars;
}
//---------------------------------------------------------------
public static int getCode()
{ boolean done = false;
int empCode=0;
while (!done)
{
try
{
empCode = Integer.parseInt(JOptionPane.showInputDialog(null, "enter the commission code; 1) Telephone Sales 2) In-Store Sales 3) Outside Sales"));
if (empCode == null)
{System.exit(0);}
if (empCode<1 || empcode>3) throw new Exception("Please enter a 1, 2 or 3");
done = true;
}
catch (NumberFormatException ex)
{
JOptionPane.showMessageDialog(null,"Please enter a 1,2 or 3.","Error",JOptionPane.INFORMATION_MESSAGE);
}
catch(Exception ie)
{
JOptionPane.showMessageDialog(null,"Please enter a 1, 2 or 3.","Error",JOptionPane.INFORMATION_MESSAGE);
}
}
return empCode;
}
public static double getComm(double dollars, int empCode) {
double answer=0;
if (empCode == 1)
{
answer = dollars *(0.10);
}
else if (empCode == 2)
{
answer = dollars * (0.14);
}
else {
answer = dollars * (0.18);
}
return answer;
}
public static void output(double dollars, double answer) {
JOptionPane.showMessageDialog(null,"Your commission on sales of "+dollars+ " is "+answer,"Commission Totals",JOptionPane.INFORMATION_MESSAGE);
}
//The finish() method ends the program.
public static void finish()
{
System.exit(0);
}
}
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