#BlueJ class context comment0.params= comment0.target=void\ act() comment1.params=ship comment1.target=boolean\ hit(ManuallyControlledSpaceship) comment1.text=\n\ Dummy\ hit\ method.\ Only\ triggers\ when\ hitting\ a\ ManuallyControlledShip.\ The\ powerup\ is\ destroyed\ then\n\ (after\ actions\ have\ been\ performed\ on\ the\ ship).\ A\ good\ indicator\ of\ programming\ mistakes\ inside\ a\n\ Collectible\ subclass\:\ the\ collectible\ doesn't\ disappear\ upon\ touching\ a\ ManuallyControlledShip.\n numComments=2