code: public static final StyleSheet parse(URL url, String encoding)
  			throws CSSException, IOException {
  		return getCSSParserFactory().parse(url, getNetworkProcessor(), encoding, SourceType.URL, url);
  	}
docs: Parses URL into StyleSheet
  
  @param url
  URL of file to be parsed
  @param encoding
  Encoding of file
  @return Parsed StyleSheet
  @throws CSSException
  When exception during parse occurs
  @throws IOException
  When file not found