private int getAlphaNumericLen(char[] text, int startPos) {
        int anLen = 0;
        if (startPos < text.length) {
            if (this.isAlphaNumeric(text[startPos])) {
                boolean again = true;
                for (int i=startPos;  again && i<text.length;  i++) {
                    if (this.isAlphaNumeric(text[i])) {
                        anLen++;
                    } else {
                        again = false;
                    }
                }
            }
        }

        // Return alpha-numeric length, if present
        return anLen;
    }