marriedstatus.java

《A first book of java》by Gary J.Bronson 北大出版社

import javax.swing.*;
import java.text.*;  // needed for formatting
public class MarriedStatus
{
  public static void main(String[] args)
  {
    String s1, inMessage, outMessage;
    int marCode;
    inMessage = "Enter a marriage code:\n"
              + "      1 = Single\n"
              + "      2 = Married\n"
              + "      3 = Divorced\n"
              + "      4 = Widowed";
    s1 =JOptionPane.showInputDialog(inMessage);
    marCode = Integer.parseInt(s1);
    if (marCode == 1)
      outMessage = "Individual is single.";
    else if (marCode == 2)
      outMessage = "Individual is married.";
    else if (marCode == 3)
      outMessage = "Individual is divorced.";
    else if (marCode == 1)
      outMessage = "Individual is widowed.";
    else
      outMessage = "An invalid code was entered.";
    JOptionPane.showMessageDialog(null, outMessage, 
                                "Program 4.4", 
                                JOptionPane.INFORMATION_MESSAGE);
    
    System.exit(0);  
   }
}