@Override
	public int hashCode() {
		int result = id != null ? id.hashCode() : 0;
		result = 31 * result + (pseudo != null ? pseudo.hashCode() : 0);
		result = 31 * result + (email != null ? email.hashCode() : 0);
		result = 31 * result + (password != null ? password.hashCode() : 0);
		result = 31 * result + (sessionSet != null ? sessionSet.hashCode() : 0);
		return result;
	}