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Generate JPEG image in jsp code

<%@ page contentType="image/jpeg"  import="java.io.*, java.awt.*, java.awt.image.*,com.sun.image.codec.jpeg.*" %> <%     try {         BufferedImage image = new BufferedImage(200, 200, BufferedImage.TYPE_INT_RGB);         Graphics2D g = image.createGraphics();         g.drawLine(0, 0, 199, 199);         JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(response.getOutputStream());         encoder.encode(image);     } catch (Exception e) {} %>