diff --git a/core-java-lang/src/test/java/com/baeldung/java/enumiteration/EnumIterationExamples.java b/core-java-lang/src/test/java/com/baeldung/java/enumiteration/EnumIterationExamples.java index 2d874fa650..110943e39f 100644 --- a/core-java-lang/src/test/java/com/baeldung/java/enumiteration/EnumIterationExamples.java +++ b/core-java-lang/src/test/java/com/baeldung/java/enumiteration/EnumIterationExamples.java @@ -1,18 +1,43 @@ package com.baeldung.java.enumiteration; +import java.util.ArrayList; +import java.util.Arrays; import java.util.EnumSet; +import java.util.List; + public class EnumIterationExamples { public static void main(String[] args) { - System.out.println("Enum iteration using forEach:"); + System.out.println("Enum iteration using EnumSet:"); EnumSet.allOf(DaysOfWeekEnum.class).forEach(day -> System.out.println(day)); System.out.println("Enum iteration using Stream:"); DaysOfWeekEnum.stream().filter(d -> d.getTypeOfDay().equals("off")).forEach(System.out::println); - System.out.println("Enum iteration using for loop:"); + System.out.println("Enum iteration using a for loop:"); for (DaysOfWeekEnum day : DaysOfWeekEnum.values()) { System.out.println(day); } + + System.out.println("Enum iteration using Arrays.asList():"); + Arrays.asList(DaysOfWeekEnum.values()).forEach(day -> System.out.println(day)); + + System.out.println("Add Enum values to ArrayList:"); + List days = new ArrayList<>(); + days.add(DaysOfWeekEnum.FRIDAY); + days.add(DaysOfWeekEnum.SATURDAY); + days.add(DaysOfWeekEnum.SUNDAY); + for (DaysOfWeekEnum day : days) { + System.out.println(day); + } + System.out.println("Remove SATURDAY from the list:"); + days.remove(DaysOfWeekEnum.SATURDAY); + if (!days.contains(DaysOfWeekEnum.SATURDAY)) { + System.out.println("Saturday is no longer in the list"); + } + for (DaysOfWeekEnum day : days) { + System.out.println(day); + } + } }