Thank you very much! I post this twice so you can answer both of them.

So I have a question about linkqueue convert to generic class(see attachment), below it what I have right now. Thank you very much!

I post this twice so you can answer both of them.

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LinkedQueue.java

public class LinkedQueue

{

  private class Node

  {

    String value;

    Node next;

    Node(String val, Node n)

    {

      value = val; 

      next = n;

    }    

  }

  private Node front = null; 

  private Node rear = null;                   

  /**

    The method enqueue adds a value