iniziato la prima struttura arraylist

arraylist/IndexList.java

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+package arraylist;
+
+/**
+ * Created with xgiovio.macbookair.
+ * User: xgiovio
+ * Date: 24/03/14
+ * Time: 14:29
+ */
+public interface IndexList<E> {
+
+
+    public E remove(int i) throws IndexOutOfBoundsException;
+    public void add(int i, E e) throws IndexOutOfBoundsException;
+    public E set(int i, E e) throws IndexOutOfBoundsException;
+    public E get(int i) throws IndexOutOfBoundsException;
+    public boolean isEmpty();
+    public int size();
+
+
+}