public void setItems(List<Item> items) {
   LOGGER.v("[setItems] size:" + items.size());
   this.items.clear();
   for (int i = 0; i < items.size(); i++) {
     this.items.add(items.get(i));
   }
   adapter.notifyDataSetChanged();
 }
 public void addItem(Item item) {
   LOGGER.v("[addItem] text:" + item.getText());
   items.add(item);
   adapter.notifyDataSetChanged();
 }