Пример #1
0
  private void pullTweets(Key key, Twitter twitter) {
    try {
      RateLimitStatus rateLimitStatus = twitter.getRateLimitStatus();
      if (rateLimitStatus.getRemainingHits() == 0) return;

      double currentRate =
          (rateLimitStatus.getHourlyLimit() - rateLimitStatus.getRemainingHits())
              / (3601 - rateLimitStatus.getSecondsUntilReset());
      logger.info(
          "Current twitter refresh rate: {}/h, official refresh rate: {}",
          String.format("%1.1f", currentRate),
          rateLimitStatus.getHourlyLimit());
      if (currentRate > rateLimitStatus.getHourlyLimit()) {
        logger.info("Skipped refreshing Twitter feeds to limit the refresh rate");
        return;
      }

      ResponseList<Status> newFriendsTimeline = twitter.getHomeTimeline();
      ResponseList<Status> newMentions = twitter.getMentions();
      synchronized (this) {
        mergeStatuses(timeline.get(key), newFriendsTimeline);
        mergeStatuses(mentions.get(key), newMentions);
      }
    } catch (TwitterException e) {
      logger.warn("Twitter reported an error: " + e.getMessage(), e);
    }
  }
  protected boolean handleReceivingRateLimitStatus(RateLimitStatus rateLimitStatus) {
    try {
      int secondsUntilReset = rateLimitStatus.getSecondsUntilReset();
      int remainingHits = rateLimitStatus.getRemainingHits();

      if (remainingHits == 0) {
        logger.debug("rate status limit service returned 0 for the remaining hits value");

        return false;
      }

      if (secondsUntilReset == 0) {
        logger.debug(
            "rate status limit service returned 0 for the seconds until reset period value");

        return false;
      }

      int secondsUntilWeCanPullAgain = secondsUntilReset / remainingHits;
      long msUntilWeCanPullAgain = secondsUntilWeCanPullAgain * 1000;

      logger.debug(
          "need to Thread.sleep() "
              + secondsUntilWeCanPullAgain
              + " seconds until the next timeline pull. Have "
              + remainingHits
              + " remaining pull this rate period. The period ends in "
              + secondsUntilReset);

      Thread.sleep(msUntilWeCanPullAgain);
    } catch (Throwable throwable) {
      logger.debug(
          "encountered an error when"
              + " trying to refresh the timeline: "
              + ExceptionUtils.getFullStackTrace(throwable));
    }

    return true;
  }