LinearNode java

package jsjf;

/**
 * Represents a node in a linked list.
 * 
 * @author Java Foundations
 * @version 4.0
 */
public class LinearNode<T>
{
    private LinearNode<T> next;
    private T element;
 
    /**
     * Creates an empty node.
     */
    public LinearNode()
    {
        next = null;
        element = null;
    }
 
    /**
     * Creates a node storing the specified element.
     * @param elem element to be stored
     */
    public LinearNode(T elem)
    {
        next = null;
        element = elem;
    }
 
    /**
     * Returns the node that follows this one.
     * @return reference to next node
     */
    public LinearNode<T> getNext()
    {
        return next;
    }
 
    /**
     * Sets the node that follows this one.
     * @param node node to follow this one
     */
    public void setNext(LinearNode<T> node)
    {
        next = node;
    }
 
    /**
     * Returns the element stored in this node.
     * @return element stored at the node
     */
    public T getElement()
    {
        return element;
    }
 
    /**
     * Sets the element stored in this node.
     * @param elem element to be stored at this node
     */
    public void setElement(T elem)
    {
        element = elem;
    }
}

    //************************************************************
    //  LinearNode.java       Authors: Lewis/Chase
    //
    //  Represents a node in a linked list.
    //************************************************************
    
    package jss2;   


    public class LinearNode<E>
    {
       private LinearNode<E> next;
       private E element;
    
       //---------------------------------------------------------
       //  Creates an empty node.
       //---------------------------------------------------------
       public LinearNode()
       {
          next = null;
          element = null;
       }
    
       //---------------------------------------------------------
       //  Creates a node storing the specified element.
       //---------------------------------------------------------
       public LinearNode (E elem)
       {
          next = null;
          element = elem;
       }
    
       //---------------------------------------------------------
       //  Returns the node that follows this one.
       //---------------------------------------------------------
       public LinearNode<E> getNext()
       {
          return next;
       }
    
       //---------------------------------------------------------
       //  Sets the node that follows this one.
       //---------------------------------------------------------
       public void setNext (LinearNode<E> node)
       {
          next = node;
       }
    
       //---------------------------------------------------------
       //  Returns the element stored in this node.
       //---------------------------------------------------------
       public E getElement()
       {
          return element;
       }
    
       //---------------------------------------------------------
       //  Sets the element stored in this node.
       //---------------------------------------------------------
       public void setElement (E elem)
       {
          element = elem;
       }
    }