junit-tests/src/main/java/CodeupCrypt.java at c9aafd6aea8ffa16e07c4d8ea9219cc6ea0e89d4 · gocodeup/junit-tests · GitHub

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public class CodeupCrypt {
    public static double version = 0.0;

    public static String hashPassword(String password){
        String hash = "";
        for (char character : password.toCharArray()){
            switch (character){
                case 'a':
                case 'A':
                    hash += 4;
                    break;
                case 'e':
                case 'E':
                    hash += 3;
                    break;
                case 'i':
                case 'I':
                    hash += 1;
                    break;
                case 'o':
                case'O':
                    hash += 0;
                    break;
                case 'u':
                case 'U':
                    hash += 9;
                    break;
                default:
                    hash += character;
                    break;
            }
        }
        return hash;
    }

    public static boolean checkPassword(String password, String hash){
        return hash.equals(hashPassword(password));
    }
}