Generate random Cyrillic character

randomStringUtils.java

public class RandomStringUtils {
    private static final SecureRandom RANDOM = new SecureRandom();
    private static final String cyrillicCharacters = "АБВГДЕЁЖЗИЙКЛМНОПРСТУФХЦЧШЩЪЫЬЭЮЯ";

    public static String generateRandomCharacter(){
        int randomCharIndex = RANDOM.nextInt(cyrillicCharacters.length());
        return String.valueOf(cyrillicCharacters.charAt(randomCharIndex));
    }
}

// Call
public class Application {
    public static void main(String[] args) {
        String ch = RandomStringUtils.generateRandomCharacter();
        System.out.println("Value: " + ch);
    }
}