problem z załadowaniem image

 
     javax.imageio.IIOException: Can't read input file!
	at javax.imageio.ImageIO.read(ImageIO.java:1275)
	at Ship.<init>(StarWar.java:67)
	at GameFrame.<init>(StarWar.java:50)
	at StarWar$1.run(StarWar.java:24)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:641)
	at java.awt.EventQueue.access$000(EventQueue.java:84)
	at java.awt.EventQueue$1.run(EventQueue.java:602)
	at java.awt.EventQueue$1.run(EventQueue.java:600)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:611)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)

class Ship extends JComponent 
{
	public Ship()
	{
		try
		{
			img = ImageIO.read(new File("prom.png"));
		}
		catch(IOException e)
		{
			e.printStackTrace();
		}
		
	}
	public void paintComponent(Graphics g)
	{
		if(img == null)
		{
			return;
		}
		g.drawImage(img, 200, 650, null);
	}
	private Image img;
}
 

(Ship.class.getResource("prom.png")).getImage();

 
  //img = ImageIO.read(new File("prom.png"));
    img = (Ship.class.getResource("prom.png")).getImage();

new ImageIcon(Ship.class.getResource("prom.png")).getImage();

 
  img = ImageIO.read(new File("prom.png"));