import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;

public class ReadAndWriteImage
{	
	public static void main(String[] args)
	{	
		File file = new File("Tux.jpg");
		
		BufferedImage image = null;
		
		try 
		{
			image = ImageIO.read(file);
			
			ImageIO.write(image, "jpg", new File("output.jpg"));
			
			ImageIO.write(image, "png", new File("output.png"));
			
			ImageIO.write(image, "gif", new File("output.gif"));
			
			ImageIO.write(image, "bmp", new File("output.bmp"));
		} 
		catch (IOException e) 
		{
			e.printStackTrace();
		}
		
		System.out.println("done");
	}
}