Java 6 Illuminated: An Active Learning Approach, 2nd Edition

712 CHAPTER 10 Object-Oriented Programming,Part 3: Inheritance,Polymorphism,and Interfaces

46 return x;

47 }

48

49 /** accessor for y

50 * @return y coordinate

51 */

52 public int getY()

53 {

54 return y;

55 }

56

57 /** mutator for x

58 * @param newX new value for x position

59 */

60 public void setX( int newX )

61 {

62 x = newX;

63 }

64

65 /** mutator for y

66 * @param newY new value for y position

67 */

68 public void setY( int newY )

69 {

70 y = newY;

71 }

72

73 /** abstract method for drawing Animal

74 * @param g Graphics context

75 */

76 public abstract void draw( Graphics g );

77 }

EXAMPLE 10.21 The Animal Class

Example 10.22 shows the actual Moveable interface, which ...