Enum cool

package playground;

import java.util.ArrayList;
import java.util.List;

public enum DaysOfMonth {

	JAN,FEB,MAR;
	
	@Override public final String toString() { return super.toString().toLowerCase(); }
	
	static public final List<String> valuesAsList(){
		
		List<String> list = new ArrayList<>();
		
		for(DaysOfMonth v: values()){
			list.add(v.toString());
		}
		
		return list;
		
	}
	
}