@Override
		public int lastIndexOf(final Object item) {
			if (item == null) {
				for (int index = this.size() - 1; 0 <= index; index--) {
					if (this.get(index) == null) return index;
				}
			} else {
				for (int index = this.size() - 1; 0 <= index; index--) {
					if (item.equals(this.get(index))) return index;
				}
			}
			return -1;
		}