public class SpeciesFourthTryDemo
1: //SpeciesFourthTryDemo.java
2:
3: import java.util.Scanner;
4:
5: /**
6: * Demonstrates the use of the mutator method setSpecies.
7: */
8: public class SpeciesFourthTryDemo
9: {
10: public static void main(String[] args)
11: {
12: SpeciesFourthTry speciesOfTheMonth = new SpeciesFourthTry();
13:
14: System.out.println("Enter number of years to project:");
15: Scanner keyboard = new Scanner(System.in);
16: int numberOfYears = keyboard.nextInt();
17:
18: System.out.println("Enter data on the Species of the Month:");
19: speciesOfTheMonth.readInput();
20: speciesOfTheMonth.writeOutput();
21: int futurePopulation =
22: speciesOfTheMonth.predictPopulation(numberOfYears);
23: System.out.println("In " + numberOfYears
24: + " years the population will be " + futurePopulation);
25:
26: //Change the species to show how to change
27: //the values of instance variables:
28: speciesOfTheMonth.setSpecies("Klingon ox", 10, 15);
29: System.out.println("The new Species of the Month:");
30: speciesOfTheMonth.writeOutput();
31:
32: futurePopulation = speciesOfTheMonth.predictPopulation(numberOfYears);
33: System.out.println("In " + numberOfYears
34: + " years the population will be " + futurePopulation);
35: }
36: }