[Java] EnumSet order

EnumSetTest.java

import java.util.EnumSet;

/**
 * EnumSet uses natural order which means the order in which the enum constants are declared.
 */
public class EnumSetTest {
  
	private enum MyEnum {A, B, C, D}
	
	public static void main(String [] args) {
		
		EnumSet<MyEnum> enumSet = EnumSet.of(MyEnum.B, MyEnum.D, MyEnum.A, MyEnum.C);
		
		//will print A, B, C, D
		for(MyEnum e : enumSet) {
			System.out.println(e.name());
		}
	}
}