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;
}
