code: public StyleSheet parse(Object source, NetworkProcessor network, String encoding, SourceType type, URL base)
              throws IOException, CSSException {
          if (type == SourceType.INLINE)
              throw new IllegalArgumentException(
                      "Missing element for INLINE input");
  
          return parse(source, network, encoding, type, null, false, base);
      }
docs: Parses source of given type. Uses no element.
  
  @param source Source, interpretation depends on {@code type}
  @param type   Type of source provided
  @param base   The base URL
  @return Created StyleSheet
  @throws IOException              When problem with input stream occurs
  @throws CSSException             When unrecoverable exception during parsing occurs
  @throws IllegalArgumentException When type of source is INLINE