public void introduceBall(Ball victimBall) { if(victimBall!=null && scene.getShootedBall()!=null){ if(victimBall.getColor()==4){ //if the ball hited is the deathBall scene.punishment(); } else{ //if not.. scene.getShootedBall().setPercent(victimBall.getPercent()); shiftBalls(victimBall); addBefore(balls.Find(victimBall),scene.getShootedBall()); } } }