public static List parseDelimitedString()

in repository/service/src/main/java/org/apache/karaf/cave/repository/service/bundlerepository/ResourceBuilder.java [1138:1194]

47 lines of code
16 McCabe index (conditional complexity)


    public static List<String> parseDelimitedString(String value, String delim, boolean trim) {
        if (value == null) {
            value = "";
        }

        List<String> list = new ArrayList<>();

        StringBuilder sb = new StringBuilder();

        int expecting = CHAR | DELIMITER | STARTQUOTE;

        boolean isEscaped = false;
        for (int i = 0; i < value.length(); i++) {
            char c = value.charAt(i);

            boolean isDelimiter = delim.indexOf(c) >= 0;

            if (!isEscaped && c == '\\') {
                isEscaped = true;
                continue;
            }

            if (isEscaped) {
                sb.append(c);
            } else if (isDelimiter && ((expecting & DELIMITER) > 0)) {
                if (trim) {
                    list.add(sb.toString().trim());
                } else {
                    list.add(sb.toString());
                }
                sb.delete(0, sb.length());
                expecting = CHAR | DELIMITER | STARTQUOTE;
            } else if ((c == '"') && (expecting & STARTQUOTE) > 0) {
                sb.append(c);
                expecting = CHAR | ENDQUOTE;
            } else if ((c == '"') && (expecting & ENDQUOTE) > 0) {
                sb.append(c);
                expecting = CHAR | STARTQUOTE | DELIMITER;
            } else if ((expecting & CHAR) > 0) {
                sb.append(c);
            } else {
                throw new IllegalArgumentException("Invalid delimited string: " + value);
            }

            isEscaped = false;
        }

        if (sb.length() > 0) {
            if (trim) {
                list.add(sb.toString().trim());
            } else {
                list.add(sb.toString());
            }
        }

        return list;
    }