/* Solution to Chapter 6, Exercise 2 in Teach Yourself Java in 21 Days (Eighth
   Edition) by Rogers Cadenhead. */
package com.java21days;

public class ZipCode {
    private String zipCode;

    public ZipCode() {
        this.zipCode = "";
    }

    public void setZipCode(String inZipCode) {
        if ((inZipCode.length() == 5) | (inZipCode.length() == 9)) {
            zipCode = inZipCode;
        }
    }

    public String getZipCode() {
        return zipCode;
    }

    public static void main(String[] arguments) {
        ZipCode zip1 = new ZipCode();
        zip1.setZipCode("75044");
        ZipCode zip2 = new ZipCode();
        zip2.setZipCode("320840");
        if (!"".equals(zip1.getZipCode())) {
            System.out.println("Zip1: " + zip1.getZipCode());
        } else {
            System.out.println("Zip1 not set");
        }
        if (!"".equals(zip2.getZipCode())) {
            System.out.println("Zip2: " + zip2.getZipCode());
        } else {
            System.out.println("Zip2 not set");
        }
    }
}