Code example for ListIterator

        CopyOnWriteArrayList<String> list = new CopyOnWriteArrayList<String>();
        list.addAll(Arrays.asList("a", "b", "c", "d", "e"));
        ListIterator<String> i = list.listIterator(5);
        list.clear();
 
        assertEquals(5, i.nextIndex());
        assertEquals(4, i.previousIndex());
        assertEquals("e", i.previous());
        assertEquals(4, i.nextIndex());
        assertEquals(3, i.previousIndex());
        assertTrue(i.hasNext());
        assertTrue(i.hasPrevious());
        assertEquals("d", i.previous());
        assertEquals(3, i.nextIndex());
        assertEquals(2, i.previousIndex());
        assertTrue(i.hasNext());
        assertTrue(i.hasPrevious());
        assertEquals("c", i.previous());
        assertEquals(2, i.nextIndex());
        assertEquals(1, i.previousIndex());
        assertTrue(i.hasNext());
        assertTrue(i.hasPrevious());
        assertEquals("b", i.previous());
        assertEquals(1, i.nextIndex());
        assertEquals(0, i.previousIndex());
        assertTrue(i.hasNext());
        assertTrue(i.hasPrevious());
        assertEquals("a", i.previous());
        assertEquals(0, i.nextIndex());
        assertEquals(-1, i.previousIndex());
        assertTrue(i.hasNext());
        assertFalse(i.hasPrevious());
        try { 
            i.previous();
            fail();
        } catch (NoSuchElementException expected) {
        } 
    }