code: private Charset getCharset()
     {
        Charset result = m_charset;
        if (result == null)
        {
           // We default to CP1252 as this seems to be the most common encoding
           result = m_encoding == null ? CharsetHelper.CP1252 : Charset.forName(m_encoding);
        }
        return result;
     }
docs: Retrieve the Charset used to read the file.
  
  @return Charset instance