Refactor di tutto lo stack. Manca l'esercizio sulle operazioni matematiche via stack. Sulla coda bisogna implementare da zero FixedArrayQueue e poi la relativa versione senza fullexception in ArrayQueue. Esercizi!

queue/Queue.java

@@ -0,0 +1,20 @@
+package queue;
+
+import exceptions.EmptyQueueException;
+
+/**
+ * Created with xgiovio.macbookair.
+ * User: xgiovio
+ * Date: 10/03/14
+ * Time: 15:45
+ */
+ public interface Queue<E> {
+
+    public  void enqueue (E element);
+    public E dequeue () throws EmptyQueueException;
+    public E front() throws EmptyQueueException;
+    public boolean isEmpty();
+    public boolean isFull();
+    public int size();
+
+}