// Fig. 21.9: Stack.java
// Stack uses a composed List object.
package com.deitel.datastructures;

import java.util.NoSuchElementException;

public class Stack<E> {
   private List<E> stackList;

   // constructor
   public Stack() {stackList = new List<E>("stack");} 

   // add object to stack
   public void push(E object) {stackList.insertAtFront(object);}

   // remove object from stack
   public E pop() throws NoSuchElementException {
      return stackList.removeFromFront(); 
   } 

   // determine if stack is empty
   public boolean isEmpty() {return stackList.isEmpty();}

   // output stack contents
   public void print() {stackList.print();}
} 



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