How to use

oneByOne

method

in

org.greenrobot.greendao.rx.RxQuery

@Override
public void getData(boolean isRefresh) {
  mDbDao.queryBuilder().rx()
      .oneByOne()
      .filter(new Func1<VideoInfo, Boolean>() {
        @Override
        public Boolean call(VideoInfo info) {
          // 判断是否存于下载中
          return (info.getDownloadStatus() != DownloadStatus.NORMAL &&
              info.getDownloadStatus() != DownloadStatus.COMPLETE);
        }
      })
      .toList()
      .observeOn(AndroidSchedulers.mainThread())
      .subscribe(new Action1<List<VideoInfo>>() {
        @Override
        public void call(List<VideoInfo> videoList) {
          if (ListUtils.isEmpty(videoList)) {
            mView.noData();
          } else {
            mView.loadData(videoList);
          }
        }
      });
}

@Override
public void getData(boolean isRefresh) {
  mDbDao.queryBuilder().rx()
      .oneByOne()
      .filter(new Func1<VideoInfo, Boolean>() {
        @Override

public void testOneByOne() {
  insertEntities(15);
  TestSubscriber<TestEntity> testSubscriber = RxTestHelper.awaitTestSubscriber(rxQuery.oneByOne());
  assertEquals(10, testSubscriber.getValueCount());
  for (int i = 0; i < 10; i++) {
    TestEntity entity = testSubscriber.getOnNextEvents().get(i);
    assertEquals(i, entity.getSimpleInt());
  }
}

public void testOneByOneUnsubscribe() {
  insertEntities(1000);
  RxQuery<TestEntity> bigQuery = daoSession.getTestEntityDao().queryBuilder().rx();
  TestSubscriber<TestEntity> testSubscriber = new TestSubscriber<>();
  Observable<TestEntity> observable = bigQuery.oneByOne();
  Subscription subscription = observable.subscribe(testSubscriber);
  subscription.unsubscribe();
  testSubscriber.assertUnsubscribed();
  int count = testSubscriber.getValueCount();
  testSubscriber.awaitTerminalEvent(100, TimeUnit.MILLISECONDS);
  int count2 = testSubscriber.getValueCount();
  DaoLog.d("Count 1: " + count + " vs. count 2: " + count2);
  // Not strictly multi-threading correct, but anyway:
  assertTrue(count2 < 1000);
}