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/* File: Payroll.java
 * Author: Regina Richards
 * Date: February 3, 2012
 * Purpose: Chapter 02 Exercise 09 - Page 101
9. Write a class that accepts a user's hourly rate of pay and the number of hours
worked. Display the user's gross pay, the withholding tax (15% of gross pay), and
the net pay (gross pay - withholding).  Save the class as Payroll.java.
 */
package payroll;
import javax.swing.JOptionPane;
public class Payroll 
{
    public static void main(String[] args) 
    {
      //INPUT
      String hrText, hwText;
      double hourlyRate =   0.0;
      double hoursWorked =  0.0;
      double grossPay =     0.0;
      double whTax =        0.0;
      double netPay =       0.0;
   
      //PROCESS (steps)
      /*
       * 1. Input the hourlyRate as hrText (Scanner or JOption)
       * 2. Input hoursWorked as hwText
       * 3. Convert the hrText to hourlyRate (Double.parseDouble)
       * 4. Convert hwText to hoursWorked
       * 5. grossPay = hourlyRate * hoursWorked
       * 6. whTax = 0.15 * grossPay
       * 7. netPay * grossPay - hwTax
       */
      
      hrText = JOptionPane.showInputDialog(null,"What is your hourly rate?", "Hourly Rate",
          JOptionPane.QUESTION_MESSAGE);
      hourlyRate = Double.parseDouble(hrText);
      hwText = JOptionPane.showInputDialog(null,"How many hours did you work?", "Hours Worked",
          JOptionPane.QUESTION_MESSAGE);
      hoursWorked = Double.parseDouble(hwText);
      grossPay = hourlyRate * hoursWorked;
      whTax= 0.15 * grossPay;
      netPay = grossPay - whTax;
      JOptionPane.showMessageDialog(null, "Gross Pay = $" +
          grossPay + "\nWithholding Tax = $" +
          whTax + "\nNet Pay = $" + netPay);
      
      //OUTPUT
      /* 1. println "Gross Pay = " + grossPay
       * 2. Println "Withholding Tax = " + whTax
       * 3. Println "Net Pay = " + netPay
       */
      
      JOptionPane.showMessageDialog(null, "Gross Pay = $" +
          grossPay + "\nWithholding Tax = $" +
          whTax + "\nNet Pay = $" + netPay);
    }
}