@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Attendee other = (Attendee) obj;
		if (firstName == null) {
			if (other.firstName != null)
				return false;
		} else if (!firstName.equalsIgnoreCase(other.firstName))
			return false;
		if (lastName == null) {
			if (other.lastName != null)
				return false;
		} else if (!lastName.equalsIgnoreCase(other.lastName))
			return false;
		return true;
	}