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I am receiving two errors that I'm not sure how to fix. The first is illegal start of expression at line "public void actionPerformed(ActionEvent e)" and no suitable method found for intersect...

I am trying to have a Jbutton (blocker02) act like a wall that will not allow a moving Jbutton to pass through. I tried using " if (blocker02.getBounds().intersects(r_wall)) but it hasn't been...

I am trying to detect the collision between a moving Jbutton and stationary Jbuttons using Rectangle Intersection. When I run the program I am getting a NullPointerException on line...

I am writing code for a simple java game. The problem I am running into is that I have a moving icon (J button) that is controlled using the keyboard (arrows) and I also have stationary icons (J...