public class Node { private Object data; private Node next; public Node(Object data, Node next) { this.data = data; this.next = next; } public Node(Object data) { this(data, null); //this.data = data; //this.next = null; } public Object getData() { return data; } public void setData(Object data) { this.data = data; } public Node getNext() { return next; } public void setNext(Node next) { this.next = next; } public void print() { System.out.println("Node: " + data); } public String toString() { return ("Node: " + data); } }