package Calendar;

import java.util.TreeSet;

public enum ActivityType {
	Retrieve,
	FirstRelease,
	Renew,
	Shipment,
	Lost,
	Ruined;
	public TreeSet<String> Names () {
		TreeSet<String> TMP = new TreeSet<>();
		for (var name: ActivityType.values()) {
			TMP.add(name.toString());
		}
		return TMP;
	}
}