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i'm having trouble with this step


double tp = 0;
int noticket = Integer.parseInt(""+numtick.getValue());
if (single.isSelected()) tp = 1.40;
{
...

oh sorry about that i'll be more exact


import static javax.swing.JOptionPane.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.event.*;
import javax.swing.*;
import...

i read through it but still don't really understand what to do

basically i'm new to java and i'm trying to make a ticket machine and i'm stuck on how to make it so that once a radio button is selected and a value from a spinner is selected it would both times...