1 /* 2 * Model a die in terms of two properties: 3 * -order, the number of faces 4 * - top, the value of the top face 5 */ 6 7 package chance; 8 9 public class Die { 10 11 // THE INSTANCE VARIABLES (STATE) 12 13 private int order; 14 private int top; 15 16 // THE CONSTRUCTORS 17 18 public Die(){ 19 order = 6; 20 top = (int)((Math.random() * 6) + 1); 21 } 22 23 public Die(int nrOfSides){ 24 order = nrOfSides; 25 top = (int)((Math.random() * nrOfSides) + 1); 26 } 27 28 // THE METHODS (BEHAVIOR) 29 30 public int top(){ 31 return top; 32 } 33 34 public void roll(){ 35 top = (int)((Math.random() * order) + 1); 36 } 37 38 } 39