Java EnumSet of() Method

/**
 * @author lautturi.com 
 * Java example:  Java EnumSet of() Method example
 */

import java.util.*;

public class Lautturi {
	enum Size {
        SMALL, MEDIUM, LARGE, EXTRALARGE
    }
	public static void main(String[] args) {
        EnumSet<Size> sizes1 = EnumSet.of(Size.MEDIUM);
        System.out.println("EnumSet1: " + sizes1);

        EnumSet<Size> sizes2 = EnumSet.of(Size.SMALL, Size.LARGE, Size.EXTRALARGE);
        System.out.println("EnumSet2: " + sizes2);
	}

}

output:

EnumSet1: [MEDIUM]
EnumSet2: [SMALL, LARGE, EXTRALARGE]