Setting Up the Game Environment: Creating Fixed Sprite Classes Using the Actor Superclass - Beginning Java 8 Games Development - page 442

Figure 14-10 . Create a PropH class structure identical to the Prop class structure, except using PropH, instead of
Prop
Add the Java this keyword to your PropH() constructor method on a new line under
the super() constructor, and then use (type) the period key to open up the handy
NetBeans method selector pop-up, as seen in Figure 14-11 .