***************************** Speedboat.java Illustrates inheritance from Ship class. See SpeedboatTest.java for a test. ***************************** /** A fast Ship. Red and going 20 knots by default. * *********************** public class Speedboat extends Ship { private String color = "red"; /** Builds a red Speedboat going N at 20 knots. */ public Speedboat(String name) { super(name); setSpeed(20); } /** Builds a speedboat with specified parameters. */ public Speedboat(double x, double y, double speed, double direction, String name, String color) { super(x, y, speed, direction, name); setColor(color); } /** Report location. Override version from Ship. */ public void printLocation() { System.out.print(getColor().toUpperCase() + " "); super.printLocation(); } /** Gets the Speedboat's color. */ public String getColor() { return(color); } /** Sets the Speedboat's color. */ public void setColor(String colorName) { color = colorName; } } ********************** SpeedboatTest.java ********************** /** Try a couple of Speedboats and a regular Ship. * ***************************** public class SpeedboatTest { public static void main(String[] args) { Speedboat s1 = new Speedboat("Speedboat1"); Speedboat s2 = new Speedboat(0.0, 0.0, 2.0, 135.0, "Speedboat2", "blue"); Ship s3 = new Ship(0.0, 0.0, 2.0, 135.0, "Ship1"); s1.move(); s2.move(); s3.move(); s1.printLocation(); s2.printLocation(); s3.printLocation(); } } *****************************
Note: Brought from our old site: http://www.salearningschool.com/example_codes/ on Jan 2nd, 2017 From: http://sitestree.com/?p=10392
Categories:Programming Code Examples, Java/J2EE/J2ME, Object Oriented Programming
Tags:Java/J2EE/J2MEObject Oriented Programming
Post Data:2017-01-02 16:04:39
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