Emoji Detector - Other decision

import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class EmojiDetector2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        String text = scanner.nextLine();

        String regexEmoji = "([:]{2}|[*]{2})(?<emoji>[A-Z][a-z]{2,})(\\1)";

        Pattern pattern = Pattern.compile(regexEmoji);
        Matcher matcher = pattern.matcher(text);

        int coolThreshold = 1;
        for (char symbol : text.toCharArray()) {
            if (Character.isDigit(symbol)) {
                coolThreshold *= Integer.parseInt(symbol + "");
            }
        }

        System.out.printf("Cool threshold: %d%n", coolThreshold);

        int countValidEmoji = 0;
        List<String> coolEmoji = new ArrayList<>();

        while (matcher.find()) {
            countValidEmoji++;

            String emoji = matcher.group("emoji");

            int emojiSum = 0;
            for (char symbol : emoji.toCharArray()) {
                emojiSum += (int)symbol;
            }
            if (emojiSum >= coolThreshold) {
              coolEmoji.add(matcher.group());
            }
        }
        System.out.printf("%d emojis found in the text. The cool ones are:%n", countValidEmoji);
        coolEmoji.forEach(emoji -> System.out.println(emoji));
    }
}