docs: private String readMessage(String pFileName) {
          try {
              // Read resource from web app
              InputStream is = getServletContext().getResourceAsStream(pFileName);
  
              if (is != null) {
                  return new String(FileUtil.read(is));
              }
              else {
                  log("File not found: " + pFileName);
              }
          }
          catch (IOException ioe) {
              log("Error reading file: " + pFileName + " (" + ioe.getMessage() + ")");
          }
          return null;
      }