<jsp:useBean id="dbBean" scope="page" class="docman.DBBean" />
<jsp:useBean id="downloadBean" scope="page" 
class="com.brainysoftware.web.FileDownloadBean" />
<%
  String objectId = request.getParameter("id");
  String userName = dbBean.getCookie(request, "userName");
  String password = dbBean.getCookie(request, "password");

  if (userName==null || password==null)
    response.sendRedirect("Login.html");

  // 'userName' and 'password' cookies are found
  // now let's see if user has access to the file
  String filename = dbBean.getFilename(objectId, userName, password);
  if (filename==null)
    response.sendRedirect("Login.html");
  else {
    downloadBean.forceFilename(filename);
    downloadBean.download(response, dbBean.getDataPath() + objectId);
  }
%>