Example to generate JPG image

<%@ page import="java.awt.image.*,java.io.*,java.awt.*,javax.imageio.*" %>
<%
try
{
	response.setContentType("image/jpeg");
	OutputStream o=response.getOutputStream();
	BufferedImage obj =new BufferedImage(200,200,BufferedImage.TYPE_INT_RGB);
	Graphics2D g=(Graphics2D)obj.getGraphics();
	g.drawString("test",50,50);
	ImageIO.write(obj,"jpg",o);
	
}
catch(Exception e)
{
	System.out.println(e);
}

%>