Java ImageDraw can not get to work

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I try to flipp a imge but DrawImage method is not working. here is my code and please help me. :slight_smile:


public void flipping() { 
if (InnerFrame.frame5.getComponentListeners() != null){
Graphics2D g;
		
		
BufferedImage img = new BufferedImage(InnerFrame.L.getIcon().getIconWidth(), InnerFrame.L.getIcon().getIconHeight(),BufferedImage.TYPE_INT_RGB);
			
int w = img.getWidth();   
int h = img.getHeight();   
g = img.createGraphics();  
g.fillRect(0,0,InnerFrame.L.getWidth(), InnerFrame.L.getHeight()); // draw a rectangle to avoid black background
		         
g.drawImage(img, 0, 0, w, h, 0, h, w, 0, null); // THIS LINE IS NOT WORKING  !! Need help
		        
		
InnerFrame.L.paint(g);
ImageIcon im = new ImageIcon(img);
InnerFrame.L.setIcon(im);
			}
}