如果它的网络环境可能是这样的话,可能会有所帮助
InputStream is = null ;is = request.getSession().getServletContext().getResourceAsStream("/images/someimage.jpg");或可能是这样的:
InputStream is = null ;String realPath = request.getSession().getServletContext().getRealPath("/images/someimage.jpg");is = new FileInputStream(realPath);


