Rimosso ArraySequenceFake. Implementato positions() in NodePositionList. Creato il DefaultComparator. Prima implementazione di SortedPriorityList

utility/DefaultComparator.java

@@ -0,0 +1,15 @@
+package utility;
+
+import java.util.Comparator;
+
+/**
+ * Created with MONSTER.
+ * User: xgiovio
+ * Date: 01/04/2014
+ * Time: 20:56
+ */
+public class DefaultComparator<E> implements Comparator<E> {
+    public int    compare(E a,  E b)throws  ClassCastException {
+        return ((Comparable<E>)a).compareTo(b);
+    }
+}