Example usage for twitter4j TwitterStream shutdown

List of usage examples for twitter4j TwitterStream shutdown

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Introduction

In this page you can find the example usage for twitter4j TwitterStream shutdown.

Prototype

TwitterStream shutdown();

Source Link

Document

Shuts down internal dispatcher thread shared by all TwitterStream instances.

Usage

From source file:nyu.twitter.lg.FentchTwitter.java

License:Open Source License

public static void invoke() throws Exception {
    init();/*  w w w.j ava 2s . co m*/
    // Create table if it does not exist yet
    if (Tables.doesTableExist(dynamoDB, tableName)) {
        System.out.println("Table " + tableName + " is already ACTIVE");
    } else {
        // Create a table with a primary hash key named 'name', which holds
        // a string
        CreateTableRequest createTableRequest = new CreateTableRequest().withTableName(tableName)
                .withKeySchema(new KeySchemaElement().withAttributeName("id").withKeyType(KeyType.HASH))
                .withAttributeDefinitions(new AttributeDefinition().withAttributeName("id")
                        .withAttributeType(ScalarAttributeType.S))
                .withProvisionedThroughput(
                        new ProvisionedThroughput().withReadCapacityUnits(1L).withWriteCapacityUnits(1L));
        TableDescription createdTableDescription = dynamoDB.createTable(createTableRequest)
                .getTableDescription();
        System.out.println("Created Table: " + createdTableDescription);
        // Wait for it to become active
        System.out.println("Waiting for " + tableName + " to become ACTIVE...");
        Tables.waitForTableToBecomeActive(dynamoDB, tableName);
    }

    ConfigurationBuilder cb = new ConfigurationBuilder();
    cb.setDebugEnabled(true).setOAuthConsumerKey("Emwo2pG").setOAuthConsumerSecret("RM9B7fske5T")
            .setOAuthAccessToken("19ubQOirq").setOAuthAccessTokenSecret("Lbg3C");

    final TwitterStream twitterStream = new TwitterStreamFactory(cb.build()).getInstance();

    StatusListener listener = new StatusListener() {

        @Override
        public void onStatus(Status status) {

            if (status.getGeoLocation() != null && status.getPlace() != null) {

                //               if (count == 0) {
                //                  count++;
                //               }
                //               
                latitude = status.getGeoLocation().getLatitude();
                longtitude = status.getGeoLocation().getLongitude();
                place = status.getPlace().getCountry() + "," + status.getPlace().getFullName();
                date = status.getCreatedAt().toString();
                id = Integer.toString(count);
                name = status.getUser().getScreenName();
                message = status.getText();
                System.out.println("---------------------------");
                System.out.println("ID:" + count);
                System.out.println("latitude:" + latitude);
                System.out.println("longtitude:" + longtitude);
                System.out.println("place:" + place);
                System.out.println("name:" + name);
                System.out.println("message:" + message);
                System.out.println("data:" + date);
                System.out.println("-------------8-------------");

                insertDB(id, count, name, longtitude, latitude, place, message, date);

                if (++count > 100) {
                    twitterStream.shutdown();
                    System.out.println("Information Collection Completed");
                }
                //      count = (count+1) % 101;
            }
        }

        @Override
        public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {
            //            System.out.println("Got a status deletion notice id:"
            //                  + statusDeletionNotice.getStatusId());
        }

        @Override
        public void onTrackLimitationNotice(int numberOfLimitedStatuses) {
            //            System.out.println("Got track limitation notice:"
            //                  + numberOfLimitedStatuses);
        }

        @Override
        public void onScrubGeo(long userId, long upToStatusId) {
            //            System.out.println("Got scrub_geo event userId:" + userId
            //                  + " upToStatusId:" + upToStatusId);
        }

        @Override
        public void onStallWarning(StallWarning warning) {
            //            System.out.println("Got stall warning:" + warning);
        }

        @Override
        public void onException(Exception ex) {
            ex.printStackTrace();
        }
    };
    twitterStream.addListener(listener);
    twitterStream.sample();
}

From source file:org.apache.druid.examples.twitter.TwitterSpritzerFirehoseFactory.java

License:Apache License

@Override
public Firehose connect(InputRowParser parser, File temporaryDirectory) {
    final ConnectionLifeCycleListener connectionLifeCycleListener = new ConnectionLifeCycleListener() {
        @Override//from  w ww .j a v a2 s . c o m
        public void onConnect() {
            log.info("Connected_to_Twitter");
        }

        @Override
        public void onDisconnect() {
            log.info("Disconnect_from_Twitter");
        }

        /**
         * called before thread gets cleaned up
         */
        @Override
        public void onCleanUp() {
            log.info("Cleanup_twitter_stream");
        }
    }; // ConnectionLifeCycleListener

    final TwitterStream twitterStream;
    final StatusListener statusListener;
    final int QUEUE_SIZE = 2000;
    /** This queue is used to move twitter events from the twitter4j thread to the druid ingest thread.   */
    final BlockingQueue<Status> queue = new ArrayBlockingQueue<Status>(QUEUE_SIZE);
    final long startMsec = System.currentTimeMillis();

    //
    //   set up Twitter Spritzer
    //
    twitterStream = new TwitterStreamFactory().getInstance();
    twitterStream.addConnectionLifeCycleListener(connectionLifeCycleListener);
    statusListener = new StatusListener() { // This is what really gets called to deliver stuff from twitter4j
        @Override
        public void onStatus(Status status) {
            // time to stop?
            if (Thread.currentThread().isInterrupted()) {
                throw new RuntimeException("Interrupted, time to stop");
            }
            try {
                boolean success = queue.offer(status, 15L, TimeUnit.SECONDS);
                if (!success) {
                    log.warn("queue too slow!");
                }
            } catch (InterruptedException e) {
                throw new RuntimeException("InterruptedException", e);
            }
        }

        @Override
        public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {
            //log.info("Got a status deletion notice id:" + statusDeletionNotice.getStatusId());
        }

        @Override
        public void onTrackLimitationNotice(int numberOfLimitedStatuses) {
            // This notice will be sent each time a limited stream becomes unlimited.
            // If this number is high and or rapidly increasing, it is an indication that your predicate is too broad, and you should consider a predicate with higher selectivity.
            log.warn("Got track limitation notice:" + numberOfLimitedStatuses);
        }

        @Override
        public void onScrubGeo(long userId, long upToStatusId) {
            //log.info("Got scrub_geo event userId:" + userId + " upToStatusId:" + upToStatusId);
        }

        @Override
        public void onException(Exception ex) {
            log.error(ex, "Got exception");
        }

        @Override
        public void onStallWarning(StallWarning warning) {
            log.warn("Got stall warning: %s", warning);
        }
    };

    twitterStream.addListener(statusListener);
    twitterStream.sample(); // creates a generic StatusStream
    log.info("returned from sample()");

    return new Firehose() {

        private final Runnable doNothingRunnable = new Runnable() {
            @Override
            public void run() {
            }
        };

        private long rowCount = 0L;
        private boolean waitIfmax = (getMaxEventCount() < 0L);
        private final Map<String, Object> theMap = new TreeMap<>();
        // DIY json parsing // private final ObjectMapper omapper = new ObjectMapper();

        private boolean maxTimeReached() {
            if (getMaxRunMinutes() <= 0) {
                return false;
            } else {
                return (System.currentTimeMillis() - startMsec) / 60000L >= getMaxRunMinutes();
            }
        }

        private boolean maxCountReached() {
            return getMaxEventCount() >= 0 && rowCount >= getMaxEventCount();
        }

        @Override
        public boolean hasMore() {
            if (maxCountReached() || maxTimeReached()) {
                return waitIfmax;
            } else {
                return true;
            }
        }

        @Nullable
        @Override
        public InputRow nextRow() {
            // Interrupted to stop?
            if (Thread.currentThread().isInterrupted()) {
                throw new RuntimeException("Interrupted, time to stop");
            }

            // all done?
            if (maxCountReached() || maxTimeReached()) {
                if (waitIfmax) {
                    // sleep a long time instead of terminating
                    try {
                        log.info("reached limit, sleeping a long time...");
                        Thread.sleep(2000000000L);
                    } catch (InterruptedException e) {
                        throw new RuntimeException("InterruptedException", e);
                    }
                } else {
                    // allow this event through, and the next hasMore() call will be false
                }
            }
            if (++rowCount % 1000 == 0) {
                log.info("nextRow() has returned %,d InputRows", rowCount);
            }

            Status status;
            try {
                status = queue.take();
            } catch (InterruptedException e) {
                throw new RuntimeException("InterruptedException", e);
            }

            theMap.clear();

            HashtagEntity[] hts = status.getHashtagEntities();
            String text = status.getText();
            theMap.put("text", (null == text) ? "" : text);
            theMap.put("htags", (hts.length > 0)
                    ? Lists.transform(Arrays.asList(hts), new Function<HashtagEntity, String>() {
                        @Nullable
                        @Override
                        public String apply(HashtagEntity input) {
                            return input.getText();
                        }
                    })
                    : ImmutableList.<String>of());

            long[] lcontrobutors = status.getContributors();
            List<String> contributors = new ArrayList<>();
            for (long contrib : lcontrobutors) {
                contributors.add(StringUtils.format("%d", contrib));
            }
            theMap.put("contributors", contributors);

            GeoLocation geoLocation = status.getGeoLocation();
            if (null != geoLocation) {
                double lat = status.getGeoLocation().getLatitude();
                double lon = status.getGeoLocation().getLongitude();
                theMap.put("lat", lat);
                theMap.put("lon", lon);
            } else {
                theMap.put("lat", null);
                theMap.put("lon", null);
            }

            if (status.getSource() != null) {
                Matcher m = sourcePattern.matcher(status.getSource());
                theMap.put("source", m.find() ? m.group(1) : status.getSource());
            }

            theMap.put("retweet", status.isRetweet());

            if (status.isRetweet()) {
                Status original = status.getRetweetedStatus();
                theMap.put("retweet_count", original.getRetweetCount());

                User originator = original.getUser();
                theMap.put("originator_screen_name", originator != null ? originator.getScreenName() : "");
                theMap.put("originator_follower_count",
                        originator != null ? originator.getFollowersCount() : "");
                theMap.put("originator_friends_count", originator != null ? originator.getFriendsCount() : "");
                theMap.put("originator_verified", originator != null ? originator.isVerified() : "");
            }

            User user = status.getUser();
            final boolean hasUser = (null != user);
            theMap.put("follower_count", hasUser ? user.getFollowersCount() : 0);
            theMap.put("friends_count", hasUser ? user.getFriendsCount() : 0);
            theMap.put("lang", hasUser ? user.getLang() : "");
            theMap.put("utc_offset", hasUser ? user.getUtcOffset() : -1); // resolution in seconds, -1 if not available?
            theMap.put("statuses_count", hasUser ? user.getStatusesCount() : 0);
            theMap.put("user_id", hasUser ? StringUtils.format("%d", user.getId()) : "");
            theMap.put("screen_name", hasUser ? user.getScreenName() : "");
            theMap.put("location", hasUser ? user.getLocation() : "");
            theMap.put("verified", hasUser ? user.isVerified() : "");

            theMap.put("ts", status.getCreatedAt().getTime());

            List<String> dimensions = Lists.newArrayList(theMap.keySet());

            return new MapBasedInputRow(status.getCreatedAt().getTime(), dimensions, theMap);
        }

        @Override
        public Runnable commit() {
            // ephemera in, ephemera out.
            return doNothingRunnable; // reuse the same object each time
        }

        @Override
        public void close() {
            log.info("CLOSE twitterstream");
            twitterStream.shutdown(); // invokes twitterStream.cleanUp()
        }
    };
}

From source file:org.drools.examples.twittercbr.offline.TwitterDumper.java

License:Apache License

public static void main(String[] args) throws TwitterException, IOException, InterruptedException {
    final ObjectOutputStream oos = new ObjectOutputStream(
            new FileOutputStream("src/main/resources/twitterstream.dump"));

    final TwitterStream twitterStream = new TwitterStreamFactory().getInstance();

    final StatusListener listener = new StatusListener() {
        private int counter = 0;

        @Override/*w w  w .j  av a  2 s.com*/
        public void onException(Exception arg0) {
        }

        @Override
        public void onDeletionNotice(StatusDeletionNotice arg0) {
        }

        @Override
        public void onScrubGeo(long arg0, long arg1) {
        }

        @Override
        public void onTrackLimitationNotice(int arg0) {
        }

        @Override
        public void onStatus(Status arg0) {
            counter++;
            if (counter % 100 == 0) {
                System.out.println("Message = " + counter);
            }
            try {
                oos.writeObject(arg0);
            } catch (IOException e) {
                e.printStackTrace();
                System.exit(0);
            }
        }

        @Override
        public void onStallWarning(StallWarning arg0) {
        }
    };
    StatusStream stream = twitterStream.getSampleStream();
    long start = System.currentTimeMillis();
    while (System.currentTimeMillis() - start < 300000) {
        stream.next(listener);
    }
    twitterStream.shutdown();
    Thread.currentThread().sleep(10000);
    oos.close();
}

From source file:org.example.TwitterDumper.java

License:Apache License

public static void main(String[] args) throws TwitterException, IOException, InterruptedException {
    final ObjectOutputStream oos = new ObjectOutputStream(
            new FileOutputStream("src/main/resources/twitterstream.dump"));

    final TwitterStream twitterStream = new TwitterStreamFactory().getInstance();

    final StatusListener listener = new StatusListener() {
        private int counter = 0;

        public void onException(Exception arg0) {
        }/*from  w w w  . j  a  v  a2  s.  c  om*/

        public void onDeletionNotice(StatusDeletionNotice arg0) {
        }

        public void onScrubGeo(long arg0, long arg1) {
        }

        public void onTrackLimitationNotice(int arg0) {
        }

        public void onStatus(Status arg0) {
            counter++;
            if (counter % 100 == 0) {
                System.out.println("Message = " + counter);
            }
            try {
                oos.writeObject(arg0);
            } catch (IOException e) {
                e.printStackTrace();
                System.exit(0);
            }
        }

        public void onStallWarning(StallWarning arg0) {
        }
    };
    StatusStream stream = twitterStream.getSampleStream();
    long start = System.currentTimeMillis();
    while (System.currentTimeMillis() - start < 300000) {
        stream.next(listener);
    }
    twitterStream.shutdown();
    Thread.currentThread().sleep(10000);
    oos.close();
}

From source file:org.primeoservices.cfgateway.twitter.utils.TwitterUtils.java

License:Apache License

/**
 * Unconditionally close a <code>TwitterStream</code>
 * //from  w  w w . j  a  v a 2  s  .c om
 * @param stream the stream to be closed
 */
public static void closeQuietly(final TwitterStream stream) {
    if (stream == null)
        return;
    try {
        stream.cleanUp();
        stream.shutdown();
    } catch (Throwable t) {
        // ignore
    }
}

From source file:TweetCollector.TweetCollector.java

/**
 * @param args//from w w  w  .  ja  va  2 s  .co  m
 *            the command line arguments
 * @throws java.lang.InterruptedException
 */
public static void main(String[] args) throws InterruptedException {

    // The first arg is the thread name,
    // the second arg is a daemon flag.
    // Setting it to false so that the process won't terminate unless
    // the timer is canceled
    Timer fetchTimer = new Timer("TrendFetcher", false);
    // Schedule now and every X milliseconds afterwards
    fetchTimer.scheduleAtFixedRate(new ScheduledTrendFetcher(), new Date(), REPEAT_INTERVAL_IN_SECS * 1000);

    // Initialize twitter with the custom conf
    TwitterStream twitterStream = new TwitterStreamFactory(Utils.TwitterConfBuilder.buildConf()).getInstance();

    twitterStream.addListener(new StreamingTweetListener());

    // Wait till the list has elements, check every 5 seconds
    while (TrendList.getInstance().isEmpty()) {
        TimeUnit.SECONDS.sleep(1);
    }

    // Initialize the filter query and start tracking the trending topics
    // The trend tracker updates the filter and
    // the tweet fetcher automatically makes use of the new filter
    FilterQuery fq = new FilterQuery();

    Timer updateTimer = new Timer("TrendTrackerUpdater", false);
    // Schedule now and every X milliseconds afterwards
    updateTimer.scheduleAtFixedRate(new TrendTrackerUpdater(twitterStream, fq), new Date(),
            REPEAT_INTERVAL_IN_SECS * 1000);

    // Wait for console input
    System.out.println("type 'exit' or 'q' to exit.");
    System.out.println("type 'count' or 'c' to check the current tweet count.");
    Scanner reader = new Scanner(System.in);
    String s = reader.nextLine().trim().toLowerCase();
    while (!s.equals("exit") && !s.equals("q")) {
        s = reader.nextLine().trim().toLowerCase();
        if (s.equals("count") || s.equals("c")) {
            System.out.println("Count:\t" + DBManager.tweetCount());
        }
    }
    reader.close();

    fetchTimer.cancel();
    updateTimer.cancel();
    twitterStream.shutdown();
}

From source file:twittertweetscollection.TwitterTweetsCollection.java

public List<Status> execute() throws TwitterException {

    final List<Status> statuses = new ArrayList();

    ConfigurationBuilder cb = new ConfigurationBuilder();
    cb.setDebugEnabled(true).setOAuthConsumerKey("I7WYWBE6eSNKdV4FYSyiuP0uk")
            .setOAuthConsumerSecret("oft7Y6WcUCvxovPU5modCZ3BOlHH2z9Px73UkFMILN4ltBhOni")
            .setOAuthAccessToken("3524247253-o7zXFn3r8PwPb4IUTYqHRQzVabTzfoFn9Ck7FzW")
            .setOAuthAccessTokenSecret("V7zkLiJmF0vsdX8rUdkXo3q1ha452vKqVtB5OoCuQWAgR");

    TwitterStream twitterStream = new TwitterStreamFactory(cb.build()).getInstance();

    StatusListener listener = new StatusListener() {

        public void onStatus(Status status) {
            statuses.add(status);//from  w  w w .j  a v a  2s  . c o m
            System.out.println(statuses.size() + ":" + status.getText());
            if (statuses.size() > 100) {
                synchronized (lock) {
                    lock.notify();
                }
                System.out.println("unlocked");
            }
        }

        public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {
            System.out.println("Got a status deletion notice id:" + statusDeletionNotice.getStatusId());
        }

        public void onTrackLimitationNotice(int numberOfLimitedStatuses) {
            System.out.println("Got track limitation notice:" + numberOfLimitedStatuses);
        }

        public void onScrubGeo(long userId, long upToStatusId) {
            System.out.println("Got scrub_geo event userId:" + userId + " upToStatusId:" + upToStatusId);
        }

        public void onException(Exception ex) {
            ex.printStackTrace();
        }

        @Override
        public void onStallWarning(StallWarning sw) {
            System.out.println(sw.getMessage());

        }
    };

    //FilterQuery fq = new FilterQuery();
    //String keywords[] = { "SuperBowlSunday"};

    //fq.track(keywords);

    twitterStream.addListener(listener);
    twitterStream.sample();
    //twitterStream.filter(fq);

    try {
        synchronized (lock) {
            lock.wait();
        }
    } catch (InterruptedException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    System.out.println("returning statuses");
    twitterStream.shutdown();
    return statuses;
}