@Override
public void run() {
List<Tweet> userTimeline;
try {
log.info("Getting latest tweets from public timeline and feeding them into processing grid");
// Return all the tweets from the Twitter API
userTimeline = twitterTemplate.timelineOperations().getUserTimeline("BriefingcomSMU");
} catch (ApiException e) {
log.log(Level.SEVERE, "Error getting tweets from public timeline from twitter", e);
return;
}
try {
// according to the API we may get duplicate tweets if invoked with frequency of lower than 60
// seconds.
// We will filter tweets which are duplicates
for (Tweet publicTweet : userTimeline) {
if (previousTimeLineTweets.contains(publicTweet.getId())) {
continue;
}
logTweet(publicTweet);
gigaSpace.write(buildTweet(publicTweet));
}
} catch (DataAccessException e) {
log.log(Level.SEVERE, "error feeding tweets", e);
} finally {
previousTimeLineTweets.clear();
for (Tweet publicTweet : userTimeline) {
previousTimeLineTweets.add(publicTweet.getId());
}
}
}
public SpaceDocument buildTweet(Tweet tweet) {
return new SpaceDocument(
"Tweet",
new DocumentProperties()
.setProperty("Id", tweet.getId())
.setProperty("Text", tweet.getText())
.setProperty("CreatedAt", tweet.getCreatedAt())
.setProperty("FromUserId", tweet.getFromUserId())
.setProperty("ToUserId", tweet.getToUserId())
.setProperty("Processed", Boolean.FALSE));
}
private void logTweet(Tweet tweet) {
log.fine(
String.format(
"Tweet id=%d\tfromUser=%s\ttext=%s \n",
tweet.getId(), tweet.getFromUser(), tweet.getText()));
}
