Java Collection, LinkedList Exercises: Clone an linked list to another linked list

Java Collection, LinkedList Exercises: Exercise-18 with Solution

Write a Java program to clone an linked list to another linked list.

Sample Solution:-

Java Code:

import java.util.*;
public class Exercise18 {
 public static void main(String[] args) {
  // create an empty linked list
  LinkedList <String> c1 = new LinkedList <String> ();
          System.out.println("Original linked  list: " + c1);
           LinkedList <String> newc1 = new LinkedList <String> ();
                newc1 = (LinkedList)c1.clone();
          System.out.println("Cloned linked list: " + newc1);       

Sample Output:

Note: Exercise18.java uses unchecked or unsafe operations.             
Note: Recompile with -Xlint:unchecked for details.                     
Original linked  list: [Red, Green, Black, White, Pink]                
Cloned linked list: [Red, Green, Black, White, Pink]

Pictorial Presentation:

Java Collection Linked-list: Join two linked list.


Flowchart: Clone an linked list to another linked list

Java Code Editor:

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Java: Tips of the Day


Converts to enum to Map where key is the name and value is Enum itself.

public static <E extends Enum<E>> Map<String, E> getEnumMap(final Class<E> enumClass) {
    return Arrays.stream(enumClass.getEnumConstants())
            .collect(Collectors.toMap(Enum::name, Function.identity()));

Ref: https://bit.ly/3xXcFZt