MeasurableTester.java.html

  1  /**
  2     This program demonstrates the measurable BankAccount and Country classes.
  3  */
  4  public class MeasurableTester
  5  {
  6     public static void main(String[] args)
  7     {
  8        Measurable[] accounts = new Measurable[3];
  9        accounts[0] = new BankAccount(0);
 10        accounts[1] = new BankAccount(10000);
 11        accounts[2] = new BankAccount(2000);
 12  
 13        double averageBalance = Data.average(accounts);
 14        System.out.println("Average balance: " + averageBalance);
 15        System.out.println("Expected: 4000");
 16  
 17        Measurable[] countries = new Measurable[3];
 18        countries[0] = new Country("Uruguay", 176220);
 19        countries[1] = new Country("Thailand", 513120);
 20        countries[2] = new Country("Belgium", 30510);
 21  
 22        double averageArea = Data.average(countries);
 23        System.out.println("Average area: " + averageArea);
 24        System.out.println("Expected: 239950");
 25     }
 26  }