final ContentElementFactory img1 = new ContentElementFactory();
img1.setContent(resource);
img1.setMinimumSize(new FloatDimension(500, 500));
img1.setAbsolutePosition(new Point2D.Float(0, 0));
img1.setScale(Boolean.TRUE);
watermark.addElement(img1.createElement());
}
catch (Exception e)
{
e.printStackTrace();
}