This example will show how to remove the last object from an arraylist in java. A similar example shows how to remove the last element from an array.
Straight up Java
@Test
public void drop_last_element_java() {
List<String> lastElementRemoved = new ArrayList<String>();
lastElementRemoved.add("one");
lastElementRemoved.add("two");
lastElementRemoved.add("three");
lastElementRemoved.remove(lastElementRemoved.size() - 1);
assertEquals(2, lastElementRemoved.size());
}