private static int scanData()

in src/main/java/org/apache/maven/xinclude/stax/XPointerParser.java [547:596]
39 lines of code
14 McCabe index (conditional complexity)

        private static int scanData(String data, StringBuffer schemeData, int endOffset, int currentOffset) {
            while (true) {

                if (currentOffset == endOffset) {
                    break;
                }

                int ch = data.charAt(currentOffset);
                byte chartype = (ch >= 0x80) ? CHARTYPE_NONASCII : ASCII_CHAR_MAP[ch];

                if (chartype == CHARTYPE_OPEN_PAREN) {
                    schemeData.append(ch);
                    // schemeData.append(Tokens.XPTRTOKEN_OPEN_PAREN);
                    currentOffset = scanData(data, schemeData, endOffset, ++currentOffset);
                    if (currentOffset == endOffset) {
                        return currentOffset;
                    }

                    ch = data.charAt(currentOffset);
                    chartype = (ch >= 0x80) ? CHARTYPE_NONASCII : ASCII_CHAR_MAP[ch];

                    if (chartype != CHARTYPE_CLOSE_PAREN) {
                        return endOffset;
                    }
                    schemeData.append((char) ch);
                    ++currentOffset; //

                } else if (chartype == CHARTYPE_CLOSE_PAREN) {
                    return currentOffset;

                } else if (chartype == CHARTYPE_CARRET) {
                    ch = data.charAt(++currentOffset);
                    chartype = (ch >= 0x80) ? CHARTYPE_NONASCII : ASCII_CHAR_MAP[ch];

                    if (chartype != CHARTYPE_CARRET
                            && chartype != CHARTYPE_OPEN_PAREN
                            && chartype != CHARTYPE_CLOSE_PAREN) {
                        break;
                    }
                    schemeData.append((char) ch);
                    ++currentOffset;

                } else {
                    schemeData.append((char) ch);
                    ++currentOffset; //
                }
            }

            return currentOffset;
        }