示例#1
0
  @Override
  public void checkRecycled(org.apache.coyote.Request req, org.apache.coyote.Response res) {
    Request request = (Request) req.getNote(ADAPTER_NOTES);
    Response response = (Response) res.getNote(ADAPTER_NOTES);
    String messageKey = null;
    if (request != null && request.getHost() != null) {
      messageKey = "coyoteAdapter.checkRecycled.request";
    } else if (response != null && response.getContentWritten() != 0) {
      messageKey = "coyoteAdapter.checkRecycled.response";
    }
    if (messageKey != null) {
      // Log this request, as it has probably skipped the access log.
      // The log() method will take care of recycling.
      log(req, res, 0L);

      if (connector.getState().isAvailable()) {
        if (log.isInfoEnabled()) {
          log.info(sm.getString(messageKey), new RecycleRequiredException());
        }
      } else {
        // There may be some aborted requests.
        // When connector shuts down, the request and response will not
        // be reused, so there is no issue to warn about here.
        if (log.isDebugEnabled()) {
          log.debug(sm.getString(messageKey), new RecycleRequiredException());
        }
      }
    }
  }
  public long getContentWritten() {

    if (response == null) {
      throw new IllegalStateException(sm.getString("responseFacade.nullResponse"));
    }

    return response.getContentWritten();
  }
示例#3
0
  /**
   * Prints out an error report.
   *
   * @param request The request being processed
   * @param response The response being generated
   * @param throwable The exception that occurred (which possibly wraps a root cause exception
   */
  protected void report(Request request, Response response, Throwable throwable) {

    // Do nothing on non-HTTP responses
    int statusCode = response.getStatus();

    // Do nothing on a 1xx, 2xx and 3xx status
    // Do nothing if anything has been written already
    if (statusCode < 400 || response.getContentWritten() > 0 || !response.isError()) {
      return;
    }

    String message = RequestUtil.filter(response.getMessage());
    if (message == null) {
      if (throwable != null) {
        String exceptionMessage = throwable.getMessage();
        if (exceptionMessage != null && exceptionMessage.length() > 0) {
          message = RequestUtil.filter((new Scanner(exceptionMessage)).nextLine());
        }
      }
      if (message == null) {
        message = "";
      }
    }

    // Do nothing if there is no report for the specified status code
    String report = null;
    try {
      report = sm.getString("http." + statusCode);
    } catch (Throwable t) {
      ExceptionUtils.handleThrowable(t);
    }
    if (report == null) {
      return;
    }

    StringBuilder sb = new StringBuilder();

    sb.append("<html><head><title>");
    sb.append(ServerInfo.getServerInfo()).append(" - ");
    sb.append(sm.getString("errorReportValve.errorReport"));
    sb.append("</title>");
    sb.append("<style><!--");
    sb.append(org.apache.catalina.util.TomcatCSS.TOMCAT_CSS);
    sb.append("--></style> ");
    sb.append("</head><body>");
    sb.append("<h1>");
    sb.append(sm.getString("errorReportValve.statusHeader", "" + statusCode, message))
        .append("</h1>");
    sb.append("<HR size=\"1\" noshade=\"noshade\">");
    sb.append("<p><b>type</b> ");
    if (throwable != null) {
      sb.append(sm.getString("errorReportValve.exceptionReport"));
    } else {
      sb.append(sm.getString("errorReportValve.statusReport"));
    }
    sb.append("</p>");
    sb.append("<p><b>");
    sb.append(sm.getString("errorReportValve.message"));
    sb.append("</b> <u>");
    sb.append(message).append("</u></p>");
    sb.append("<p><b>");
    sb.append(sm.getString("errorReportValve.description"));
    sb.append("</b> <u>");
    sb.append(report);
    sb.append("</u></p>");

    if (throwable != null) {

      String stackTrace = getPartialServletStackTrace(throwable);
      sb.append("<p><b>");
      sb.append(sm.getString("errorReportValve.exception"));
      sb.append("</b> <pre>");
      sb.append(RequestUtil.filter(stackTrace));
      sb.append("</pre></p>");

      int loops = 0;
      Throwable rootCause = throwable.getCause();
      while (rootCause != null && (loops < 10)) {
        stackTrace = getPartialServletStackTrace(rootCause);
        sb.append("<p><b>");
        sb.append(sm.getString("errorReportValve.rootCause"));
        sb.append("</b> <pre>");
        sb.append(RequestUtil.filter(stackTrace));
        sb.append("</pre></p>");
        // In case root cause is somehow heavily nested
        rootCause = rootCause.getCause();
        loops++;
      }

      sb.append("<p><b>");
      sb.append(sm.getString("errorReportValve.note"));
      sb.append("</b> <u>");
      sb.append(sm.getString("errorReportValve.rootCauseInLogs", ServerInfo.getServerInfo()));
      sb.append("</u></p>");
    }

    sb.append("<HR size=\"1\" noshade=\"noshade\">");
    sb.append("<h3>").append(ServerInfo.getServerInfo()).append("</h3>");
    sb.append("</body></html>");

    try {
      try {
        response.setContentType("text/html");
        response.setCharacterEncoding("utf-8");
      } catch (Throwable t) {
        ExceptionUtils.handleThrowable(t);
        if (container.getLogger().isDebugEnabled()) {
          container.getLogger().debug("status.setContentType", t);
        }
      }
      Writer writer = response.getReporter();
      if (writer != null) {
        // If writer is null, it's an indication that the response has
        // been hard committed already, which should never happen
        writer.write(sb.toString());
      }
    } catch (IOException e) {
      // Ignore
    } catch (IllegalStateException e) {
      // Ignore
    }
  }