code: public byte[] convertToByteSilent(String htmlInput) {
  
          try {
              return convertToByte(htmlInput.getBytes(getEncoding()));
          } catch (Exception e) {
              if (LOG.isWarnEnabled()) {
                  LOG.warn(Messages.get().getBundle().key(Messages.LOG_CONVERSION_BYTE_FAILED_0), e);
              }
              try {
                  return htmlInput.getBytes(getEncoding());
              } catch (UnsupportedEncodingException e1) {
                  if (LOG.isWarnEnabled()) {
                      LOG.warn(Messages.get().getBundle().key(Messages.LOG_CONVERSION_BYTE_FAILED_0), e1);
                  }
                  return htmlInput.getBytes();
              }
          }
      }
docs: Converts the given HTML code according to the settings of this converter.<p>
  
  If an any error occurs during the conversion process, the original input is returned unmodified.<p>
  
  @param htmlInput HTML input stored in a string
  @return array of bytes containing the converted HTML