@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode != ActionBarActivity.RESULT_OK) return;
if (requestCode == REQUEST_NAME) {
if (!data.getStringExtra(NamePromptDialogue.NAME)
.isEmpty()) // checking if the name enetered by the user is empty or not
adapter.checkOut(
data.getIntExtra(NamePromptDialogue.POSITION, 1),
data.getStringExtra(NamePromptDialogue.NAME));
}
if (requestCode == DELETE_REQUEST) {
deleteAllBooks();
}
}
// Updates the recycler view list.
public void updateDisplay() {
adapter.refresh(bookList);
adapter.notifyDataSetChanged();
}