package Single_Linked_queue; public class Node { private Object element; private Node next; public Node() { this(null,null); } public Node(Object obj,Node n) { element = obj; next = n; } public Object getElement() { return element; } public Node getNext() { return next; } public void setElement(Object obj) { element = obj; } public void setNext(Node n) { next = n; } }