import java.io.*;
import javax.imageio.*;
import java.awt.image.BufferedImage;
import java.awt.*;

public class ImageWriterExample
{	
	public static void main ( String args[])
	{	
		if(args.length == 2 )
		{
			String outputFilename = args[0];
			String text = args[1];
			if(outputFilename.length() >= 4 )
			{
				String formatName = outputFilename.substring(outputFilename.length() - 3);
				
				BufferedImage image = new BufferedImage(100, 50, BufferedImage.TYPE_3BYTE_BGR);
				Graphics g = image.getGraphics();
				g.setColor( Color.WHITE );
				g.fillRect(0,0,100,50);
				g.setColor( Color.BLACK );
				g.setFont( new Font("Arial",Font.PLAIN,12));
				g.drawString(text,0,50);
							
				File outputFile = new File(outputFilename);
				
				try
				{
					boolean writerExists = ImageIO.write(image, formatName, outputFile);
					if(!writerExists)
					{
						System.out.println("filetype " + formatName + " does not exist");
						outputFile.delete();
					}
				}
				catch (java.io.IOException e)
				{
					System.out.println("Unable to write " + outputFilename);
				}
			}
		}
		else
		{
			System.out.println("An output filename is required on the command line.");
		}
	}
}