@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        UsersAndRoles that = (UsersAndRoles) o;

        if (roleIdrole != that.roleIdrole) return false;
        if (userIduser != that.userIduser) return false;

        return true;
    }