protected StringBuilder processLine(String nextElement) {
            StringBuilder sb = new StringBuilder(INITIAL_STRING_SIZE);
            for (int j = 0; j < nextElement.length(); j++) {
                char nextChar = nextElement.charAt(j);
                if (escapechar != NO_ESCAPE_CHARACTER && nextChar == quotechar) {
                    sb.append(escapechar).append(nextChar);
                } else if (escapechar != NO_ESCAPE_CHARACTER && nextChar == escapechar) {
                    sb.append(escapechar).append(nextChar);
                } else {
                    sb.append(nextChar);
                }
            }

            return sb;
        }