public static void saveWebPage(String fileName, String htmlSource) throws Exception {

    if (!PropsValues.SAVE_WEB_PAGE) {
      return;
    }

    StringBuilder sb = new StringBuilder(3);

    sb.append("<style>");
    sb.append(getCSSSource(htmlSource));
    sb.append("</style></html>");

    FileUtil.write(fileName, htmlSource.replace("<\\html>", sb.toString()));
  }
  public static void assertLiferayErrors() throws Exception {
    String currentDate = DateUtil.getCurrentDate("yyyy-MM-dd", LocaleUtil.getDefault());

    String fileName = PropsValues.LIFERAY_HOME + "/logs/liferay." + currentDate + ".xml";

    if (!FileUtil.exists(fileName)) {
      return;
    }

    String content = FileUtil.read(fileName);

    if (content.equals("")) {
      return;
    }

    content = "<log4j>" + content + "</log4j>";
    content = content.replaceAll("log4j:", "");

    SAXReader saxReader = new SAXReader();

    File file = new File(fileName);

    Document document = saxReader.read(file);

    Element rootElement = document.getRootElement();

    List<Element> eventElements = rootElement.elements("event");

    for (Element eventElement : eventElements) {
      String level = eventElement.attributeValue("level");

      if (level.equals("ERROR")) {
        String fileContent = FileUtil.read(fileName);

        fileContent = fileContent.replaceFirst("level=\"ERROR\"", "level=\"ERROR_FOUND\"");

        FileUtil.write(fileName, fileContent);

        Element messageElement = eventElement.element("message");

        String messageText = messageElement.getText();

        if (isIgnorableErrorLine(messageText)) {
          continue;
        }

        Element throwableElement = eventElement.element("throwable");

        Exception exception;

        if (throwableElement != null) {
          exception = new Exception(messageText + throwableElement.getText());

          addToLiferayExceptions(exception);

          throw exception;
        }

        exception = new Exception(messageText);

        addToLiferayExceptions(exception);

        throw exception;
      }
    }
  }