Exemple #1
0
 public static void invokeRequest(Valve pipelineHead, Request request)
     throws ServletException, IOException {
   pipelineHead.invoke(request, request.getResponse());
   // StandardHostValve calls request.getSession(false) on way out, so we will too
   request.getSession(false);
   request.recycle();
 }
  private void bz51881(CometEvent event) throws IOException {
    String[] tomcatVersion = config.getServletContext().getServerInfo().substring(14).split("\\.");
    String minorVersion = tomcatVersion[2];
    if (minorVersion.indexOf("-") != -1) {
      minorVersion = minorVersion.substring(0, minorVersion.indexOf("-"));
      if (Integer.valueOf(minorVersion) == 22) {
        minorVersion = "23";
      }
    }

    if (Integer.valueOf(tomcatVersion[0]) == 7 && Integer.valueOf(minorVersion) < 23) {
      logger.info(
          "Patching Tomcat 7.0.22 and lower bz51881. Expect NPE inside CoyoteAdapter, just ignore them. Upgrade to 7.0.23");
      try {
        RequestFacade request = RequestFacade.class.cast(event.getHttpServletRequest());
        Field coyoteRequest = RequestFacade.class.getDeclaredField("request");
        coyoteRequest.setAccessible(true);
        Request r = (Request) coyoteRequest.get(request);
        r.recycle();

        Field mappingData = Request.class.getDeclaredField("mappingData");
        mappingData.setAccessible(true);
        MappingData m = new MappingData();
        m.context = null;
        mappingData.set(r, m);
      } catch (Throwable t) {
        logger.trace("Was unable to recycle internal Tomcat object");
      } finally {
        try {
          event.close();
        } catch (IllegalStateException e) {
          logger.trace("", e);
        }
      }

      try {
        ResponseFacade response = ResponseFacade.class.cast(event.getHttpServletResponse());
        Field coyoteResponse = ResponseFacade.class.getDeclaredField("response");
        coyoteResponse.setAccessible(true);
        Response r = (Response) coyoteResponse.get(response);
        r.recycle();
      } catch (Throwable t) {
        logger.trace("Was unable to recycle internal Tomcat object");
      }
    } else {
      event.close();
    }
  }