<%
}
else
{
out.clear();
response.setContentType("image/jpeg");
response.addHeader("pragma","NO-cache");
response.addHeader("Cache-Control","no-cache");
response.addDateHeader("Expries",0);
int width=300, height=100;
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics g = image.getGraphics();
//以下填充背景颜色
g.setColor(Color.lightGray);
g.fillRect(0, 0, width, height);
String random="random";
//以下设置前景色
g.setColor(Color.BLACK);
g.drawString("Http://www.uncj.net",10,20);
g.drawString("Author:Lion[lion-a@sohu.com]",10,40);
g.drawLine(10,50,290,50);
g.drawString(ImageStr,10,70);
g.dispose();
ServletOutputStream outStream = response.getOutputStream();
JPEGImageEncoder encoder =JPEGCodec.createJPEGEncoder(outStream);
encoder.encode(image);
outStream.close();
}
%>
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