EnumSet.noneOf(Class <E> elementType) has the following syntax.
public static <E extends Enum <E>> EnumSet <E> noneOf(Class <E> elementType)
In the following code shows how to use EnumSet.noneOf(Class <E> elementType) method.
/*from ww w.ja v a 2 s. co m*/ import java.util.EnumSet; enum Numbers { ONE, TWO, THREE, FOUR, FIVE }; public class Main { public static void main(String[] args) { EnumSet<Numbers> set1 = EnumSet.allOf(Numbers.class); System.out.println("Set1:" + set1); // create a second set which is empty EnumSet<Numbers> set2 = EnumSet.noneOf(Numbers.class); System.out.println("Set2:" + set2); } }
The code above generates the following result.