- Java.util Package Classes
- Java.util - Home
- Java.util - ArrayDeque
- Java.util - ArrayList
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- Java.util - BitSet
- Java.util - Calendar
- Java.util - Collections
- Java.util - Currency
- Java.util - Date
- Java.util - Dictionary
- Java.util - EnumMap
- Java.util - EnumSet
- Java.util - Formatter
- Java.util - GregorianCalendar
- Java.util - HashMap
- Java.util - HashSet
- Java.util - Hashtable
- Java.util - IdentityHashMap
- Java.util - LinkedHashMap
- Java.util - LinkedHashSet
- Java.util - LinkedList
- Java.util - ListResourceBundle
- Java.util - Locale
- Java.util - Observable
- Java.util - PriorityQueue
- Java.util - Properties
- Java.util - PropertyPermission
- Java.util - PropertyResourceBundle
- Java.util - Random
- Java.util - ResourceBundle
- Java.util - ResourceBundle.Control
- Java.util - Scanner
- Java.util - ServiceLoader
- Java.util - SimpleTimeZone
- Java.util - Stack
- Java.util - StringTokenizer
- Java.util - Timer
- Java.util - TimerTask
- Java.util - TimeZone
- Java.util - TreeMap
- Java.util - TreeSet
- Java.util - UUID
- Java.util - Vector
- Java.util - WeakHashMap
- Java.util Package Extras
- Java.util - Interfaces
- Java.util - Exceptions
- Java.util - Enumerations
- Java.util Useful Resources
- Java.util - Useful Resources
- Java.util - Discussion
Java.util.EnumSet.of() Method
Description
The java.util.EnumSet.of(E e1,E e2,E e3,E e4,E e5) method creates an enum set initially containing the five specified elements.
Declaration
Following is the declaration for java.util.EnumSet.of() method
public static <E extends Enum<E>> EnumSet<E> of(E e1,E e2,E e3,E e4,E e5)
Parameters
e1 − the element that this set is to contain initially.
e2 − another element that this set is to contain initially.
e3 − another element that this set is to contain initially.
e4 − another element that this set is to contain initially.
e5 − another element that this set is to contain initially.
Return Value
This method returns an enum set initially containing the specified elements.
Exception
NullPointerException − if any of parameters is null
Example
The following example shows the usage of java.util.EnumSet.Of() method.
package com.tutorialspoint; import java.util.*; public class EnumSetDemo { // create an enum public enum Numbers { ONE, TWO, THREE, FOUR, FIVE }; public static void main(String[] args) { // create a set EnumSet<Numbers> set; // add one element set = EnumSet.of(Numbers.FIVE,Numbers.FOUR,Numbers.THREE,Numbers.TWO,Numbers.ONE); // print the set System.out.println("Set:" + set); } }
Let us compile and run the above program, this will produce the following result −
Set:[ONE,TWO,THREE,FOUR,FIVE]