Example usage for twitter4j TwitterStream filter

List of usage examples for twitter4j TwitterStream filter

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Introduction

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

Prototype

TwitterStream filter(final String... track);

Source Link

Document

Start consuming public statuses that match the filter predicate.

Usage

From source file:bditac.TwitterCaptura.java

public static void main(String[] args) throws TwitterException {

    int criid, apiid, capid;

    if (args.length == 3) {
        criid = Integer.parseInt(args[0]);
        apiid = Integer.parseInt(args[1]);
        capid = Integer.parseInt(args[2]);
    } else {//w w  w.  j  a va 2 s  . c  o m
        criid = 1;
        apiid = 1;
        capid = 1;
    }

    CriseJpaController crijpa = new CriseJpaController(factory);

    Crise crise = crijpa.findCrise(criid);

    CriseApiJpaController criapijpa = new CriseApiJpaController(factory);

    CriseApi criapi = criapijpa.findCriseApi(capid);

    ApiJpaController apijpa = new ApiJpaController(factory);

    Api api = apijpa.findApi(apiid);

    CidadeJpaController cidjpa = new CidadeJpaController(factory);

    Cidade cidade = cidjpa.findCidade(crise.getCidId());

    String coords[] = crise.getCriRegiao().split(",");

    TwitterGeo geo = new TwitterGeo(coords, cidade.getCidNome(), crise.getCriGeotipo());

    Thread threadGeo = new Thread(geo);

    TwitterMens mens = new TwitterMens(crise.getCrtId());

    Thread threadMens = new Thread(mens);

    TwitterGravar gravar = new TwitterGravar();

    Thread threadGravar = new Thread(gravar);

    threadGeo.setName("ThreadGeo");
    threadGeo.start();

    threadMens.setName("ThreadMens");
    threadMens.start();

    threadGravar.setName("ThreadGravar");
    threadGravar.start();

    ConfigurationBuilder cb = new ConfigurationBuilder();
    cb.setDebugEnabled(true).setOAuthConsumerKey(criapi.getCapKey())
            .setOAuthConsumerSecret(criapi.getCapSecret()).setOAuthAccessToken(criapi.getCapToken())
            .setOAuthAccessTokenSecret(criapi.getCapTokenSecret());

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

    String texto = "[\\xF0\\x9F]";

    StatusListener listener;
    listener = new StatusListener() {
        int cont = 0;

        @Override
        public void onStatus(Status status) {
            if (!(status.getText().contains(texto) || status.getText().isEmpty())) {
                Ocorrencia ocor = new Ocorrencia();
                ocor.setApiId(apiid);
                ocor.setCriId(criid);
                ocor.setCapId(capid);

                ocor.setOcrIdApi(status.getId());
                ocor.setOcrCriacao(status.getCreatedAt());
                ocor.setOcrTexto(status.getText());
                //                    System.out.println(ocor.getOcrTexto());
                ocor.setOcrUsuId(status.getUser().getId());
                ocor.setOcrUsuNome(status.getUser().getName());
                ocor.setOcrUsuScreenNome(status.getUser().getScreenName());
                ocor.setOcrFonte(status.getSource());
                ocor.setOcrLingua(status.getLang());
                ocor.setOcrFavorite(status.getFavoriteCount());
                ocor.setOcrRetweet(status.getRetweetCount());
                String coords = "";
                if (status.getPlace() == null) {
                    ocor.setOcrPaisCodigo("");
                    ocor.setOcrPais("");
                    ocor.setOcrLocal("");
                } else {
                    ocor.setOcrPaisCodigo(status.getPlace().getCountryCode());
                    ocor.setOcrPais(status.getPlace().getCountry());
                    ocor.setOcrLocal(status.getPlace().getFullName());
                    GeoLocation locs[][] = status.getPlace().getBoundingBoxCoordinates();
                    for (int x = 0; x < locs.length; x++) {
                        for (int y = 0; y < locs[x].length; y++) {
                            coords += "[" + locs[x][y].getLongitude() + "," + locs[x][y].getLatitude() + "]";
                            if (!(x == locs.length - 1 && y == locs[x].length - 1)) {
                                coords += ",";
                            }
                        }
                    }
                }

                ocor.setOcrCoordenadas(coords);
                ocor.setOcrGeo('0');
                ocor.setOcrIdentificacao('0');
                ocor.setOcrIdenper(0.0f);
                ocor.setOcrGravado('0');
                ocor.setOcrSentimento('0');
                ocor.setOcrTempo('0');

                boolean add = ocors.add(ocor);

                cont++;

                if (ocors.size() > 1000) {
                    Limpar();
                }

                //                    System.out.println(cont+" - "+status.getId() + " - " + status.getCreatedAt() + status.getPlace().getFullName());
            }
        }

        @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();
        }

        private void Limpar() {
            while (!threadGeo.isInterrupted()) {
                threadGeo.interrupt();
            }
            while (!threadMens.isInterrupted()) {
                threadMens.interrupt();
            }
            while (!threadGravar.isInterrupted()) {
                threadGravar.interrupt();
            }
            boolean achou = true;
            int x = 0;
            System.out.println("Removendo: " + ocors.size());
            while (x < ocors.size()) {
                if (ocors.get(x).getOcrGravado() != '0') {
                    ocors.remove(x);
                } else {
                    x++;
                }
            }
            System.out.println("Final: " + ocors.size());
            if (!threadGeo.isAlive()) {
                threadGeo.start();
            }
            if (!threadMens.isAlive()) {
                threadMens.start();
            }
            if (!threadGravar.isAlive()) {
                threadGravar.start();
            }
        }
    };

    FilterQuery filter = new FilterQuery();

    double[][] location = new double[2][2];

    location[0][0] = Double.parseDouble(coords[0]);
    location[0][1] = Double.parseDouble(coords[1]);
    location[1][0] = Double.parseDouble(coords[4]);
    location[1][1] = Double.parseDouble(coords[5]);

    filter.locations(location);

    twitterStream.addListener(listener);

    twitterStream.filter(filter);
}

From source file:be.ugent.tiwi.sleroux.newsrec.twittertest.StreamReaderService.java

public void readTwitterFeed() {

    TwitterStream stream = TwitterStreamBuilderUtil.getStream();

    StatusListener listener = new StatusListener() {

        @Override/*from  w  ww .  ja  v a 2  s.  com*/
        public void onException(Exception e) {
        }

        @Override
        public void onTrackLimitationNotice(int n) {
        }

        @Override
        public void onStatus(Status status) {
            if (status.getLang().equals("en")) {
                System.out.println(status.getText());
            }
        }

        @Override
        public void onStallWarning(StallWarning arg0) {
        }

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

        @Override
        public void onDeletionNotice(StatusDeletionNotice arg0) {
        }
    };

    stream.addListener(listener);
    FilterQuery f = new FilterQuery();
    f.language(new String[] { "en" });
    f.follow(new long[] { 816653 });
    stream.filter(f);

    try {
        Thread.sleep(60000);
    } catch (InterruptedException ex) {
        Logger.getLogger(StreamReaderService.class.getName()).log(Level.SEVERE, null, ex);
    }
    stream.shutdown();
}

From source file:birdseye.Sample.java

License:Apache License

public List<TweetData> execute(String[] args) throws TwitterException {

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

    ConfigurationBuilder cb = new ConfigurationBuilder();
    cb.setOAuthAccessToken("14538839-3MX2UoCEUaA6u95iWoYweTKRbhBjqEVuK1SPbCjDV");
    cb.setOAuthAccessTokenSecret("nox7eYyOJpyiDiISHRDou90bGkHKasuw1IMqqJUZMaAbj");

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

    StatusListener listener = new StatusListener() {

        public void onStatus(Status status) {
            String user = status.getUser().getScreenName();
            String content = status.getText();
            TweetData newTweet = new TweetData(user, content);

            statuses.add(newTweet);//from  w w w  .j a v  a2  s. c  om
            System.out.println(statuses.size() + ":" + status.getText());
            if (statuses.size() > 15) {
                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 = args;

    fq.track(keywords);

    twitterStream.addListener(listener);
    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;
}

From source file:ca.blackperl.WordFilterStreamBuilder.java

License:Apache License

public void main() {
    // create the twitter search listener
    PhraseListener listener = new PhraseListener(args);

    // Connect to twitter.
    final TwitterStream twitterStream = new TwitterStreamFactory().getInstance();

    // The listener to the twitter connection
    twitterStream.addListener(listener);

    // Build a search configuration
    ArrayList<Long> follow = new ArrayList<Long>();
    ArrayList<String> track = new ArrayList<String>();
    for (String arg : args) {
        if (isNumericalArgument(arg)) {
            for (String id : arg.split(",")) {
                follow.add(Long.parseLong(id));
            }// w w  w  . j a v a2s  .c o  m
        } else {
            track.addAll(Arrays.asList(arg.split(",")));
        }
    }
    long[] followArray = new long[follow.size()];
    for (int i = 0; i < follow.size(); i++) {
        followArray[i] = follow.get(i);
    }
    String[] trackArray = track.toArray(new String[track.size()]);

    // filter() method internally creates a thread which manipulates
    // TwitterStream and calls the listener methods continuously.

    // pass the search configuration to the twitter library to start the search
    twitterStream.filter(new FilterQuery(0, followArray, trackArray));

    // Create a timer
    final Timer timer = new Timer();

    // Create a task to run every minute, starting in one minute.
    TimerTask summaryTask = new SummaryTask(listener, timer, twitterStream);
    timer.schedule(summaryTask, TimeToRunInSeconds * 1000, TimeToRunInSeconds * 1000);
}

From source file:cc.twittertools.stream.GatherStatusStream.java

License:Apache License

public static void main(String[] args) throws TwitterException {
    PatternLayout layoutStandard = new PatternLayout();
    layoutStandard.setConversionPattern("[%p] %d %c %M - %m%n");

    PatternLayout layoutSimple = new PatternLayout();
    layoutSimple.setConversionPattern("%m%n");

    // Filter for the statuses: we only want INFO messages
    LevelRangeFilter filter = new LevelRangeFilter();
    filter.setLevelMax(Level.INFO);
    filter.setLevelMin(Level.INFO);
    filter.setAcceptOnMatch(true);//  ww  w .j av  a2s. com
    filter.activateOptions();

    TimeBasedRollingPolicy statusesRollingPolicy = new TimeBasedRollingPolicy();
    statusesRollingPolicy.setFileNamePattern("statuses.log" + HOUR_ROLL);
    statusesRollingPolicy.activateOptions();

    RollingFileAppender statusesAppender = new RollingFileAppender();
    statusesAppender.setRollingPolicy(statusesRollingPolicy);
    statusesAppender.addFilter(filter);
    statusesAppender.setLayout(layoutSimple);
    statusesAppender.activateOptions();

    TimeBasedRollingPolicy warningsRollingPolicy = new TimeBasedRollingPolicy();
    warningsRollingPolicy.setFileNamePattern("warnings.log" + HOUR_ROLL);
    warningsRollingPolicy.activateOptions();

    RollingFileAppender warningsAppender = new RollingFileAppender();
    warningsAppender.setRollingPolicy(statusesRollingPolicy);
    warningsAppender.setThreshold(Level.WARN);
    warningsAppender.setLayout(layoutStandard);
    warningsAppender.activateOptions();

    ConsoleAppender consoleAppender = new ConsoleAppender();
    consoleAppender.setThreshold(Level.WARN);
    consoleAppender.setLayout(layoutStandard);
    consoleAppender.activateOptions();

    // configures the root logger
    Logger rootLogger = Logger.getRootLogger();
    rootLogger.setLevel(Level.INFO);
    rootLogger.removeAllAppenders();
    rootLogger.addAppender(consoleAppender);
    rootLogger.addAppender(statusesAppender);
    rootLogger.addAppender(warningsAppender);

    // creates a custom logger and log messages
    final Logger logger = Logger.getLogger(GatherStatusStream.class);

    TwitterStream twitterStream = new TwitterStreamFactory().getInstance();
    RawStreamListener rawListener = new RawStreamListener() {

        @Override
        public void onMessage(String rawString) {
            cnt++;
            logger.info(rawString);
            if (cnt % 100 == 0) {
                System.out.println(cnt + " messages received.");
            }
        }

        @Override
        public void onException(Exception ex) {
            logger.warn(ex);
        }

    };

    twitterStream.addListener(rawListener);
    FilterQuery fq = new FilterQuery();
    /* double locations[][]={{112.0,-44.0},{155.0,-10.5}}; 
     fq.locations(locations);*/
    long ids[] = { 87818409, 16675569 };
    fq.follow(ids);
    twitterStream.filter(fq);
    //twitterStream.sample();
}

From source file:cloudcomputebot.CloudComputeBot.java

License:Open Source License

public static void main(String[] args) {
    TwitterLib.init();//w  w  w .j a va  2  s .c om
    t = TwitterLib.t;
    TwitterStreamFactory twitterStreamFactory = new TwitterStreamFactory(t.getConfiguration());
    TwitterStream twitterStream = twitterStreamFactory.getInstance();
    FilterQuery filterQuery = new FilterQuery();
    filterQuery.follow(new long[] { 4741197613L });
    twitterStream.addListener(new MentionListener());
    twitterStream.filter(filterQuery);
}

From source file:com.babatunde.twittergoogle.Utility.java

public void postToGoogle(PlusDomains s, String id, String hashtag) {
    try {/*  w  ww  .j  a  va  2  s  .  c o m*/
        final PlusDomains serve = s;
        final String circleID = id;
        listener = new StatusListener() {
            @Override
            public void onStatus(Status status) {
                String msg = status.getUser().getName() + " - " + "@" + status.getUser().getScreenName() + " - "
                        + status.getText();
                System.out.println(msg);
                //Create a list of ACL entries
                if (serve != null && (!circleID.isEmpty() || (circleID != null))) {
                    PlusDomainsAclentryResource resource = new PlusDomainsAclentryResource();
                    resource.setType("domain").setType("circle").setId(circleID);

                    //Get Emails of people in the circle.
                    List<PlusDomainsAclentryResource> aclEntries = new ArrayList<PlusDomainsAclentryResource>();
                    aclEntries.add(resource);

                    Acl acl = new Acl();

                    acl.setItems(aclEntries);
                    acl.setDomainRestricted(true); // Required, this does the domain restriction

                    // Create a new activity object
                    Activity activity = new Activity()
                            .setObject(new Activity.PlusDomainsObject().setOriginalContent(msg)).setAccess(acl);
                    try {
                        // Execute the API request, which calls `activities.insert` for the logged in user
                        activity = serve.activities().insert("me", activity).execute();
                    } catch (IOException ex) {
                        Logger.getLogger(Utility.class.getName()).log(Level.SEVERE, null, ex);
                    }

                }

            }

            @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();
            }

        };
    } catch (Exception e) {
    }

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

    twitterStream.addListener(listener);
    String str[] = { hashtag };
    twitterStream.shutdown();
    try {
        Thread.sleep(1000);
    } catch (InterruptedException ex) {
        Logger.getLogger(Utility.class.getName()).log(Level.SEVERE, null, ex);
    }
    twitterStream.filter(new FilterQuery().track(str));

}

From source file:com.isdp.twitterposter.TwitterManager.java

License:Open Source License

public void startTwitterStream() {
    TwitterStream twitterStream = new TwitterStreamFactory(configuration).getInstance();

    StatusListener listener = new StatusListener() {
        @Override//w  ww  .  j  av  a  2 s . c o m
        public void onStatus(Status status) {
            try {
                System.out.println("Text recieved: @" + status.getUser().getScreenName() + " - "
                        + status.getText() + "\n");

                StringTokenizer st = new StringTokenizer(status.getText(), " ");

                //first token indicates search engine
                String searchEngine = st.nextToken();

                //burn the next random token
                String randToken = st.nextToken();

                //next token indicates max number of results to return
                int maxResults = Integer.parseInt(st.nextToken());

                String searchString = "";
                while (st.hasMoreTokens()) {
                    searchString += st.nextToken() + " ";
                }

                if (searchEngine.equals(GoogleManager.TAG_YELP)) {
                    String[] results = GoogleManager.getInstance().trySearch(searchString,
                            GoogleManager.SEARCH_YELP);

                    if (results != null) {
                        for (int i = 0; i < results.length && i < maxResults; ++i) {
                            String tweetMsg = Util.truncateString(results[i], TWITTER_CHARACTER_LIMIT);

                            System.out.println("Tweeting" + tweetMsg);

                            tweet(tweetMsg);
                        }
                    } else if (results == null || results.length == 0) {
                        tweet(Util.generateRandomString(7) + "\n" + "No results found!");
                    }
                } else if (searchEngine.equals(GoogleManager.TAG_WIKI)) {
                    String[] results = GoogleManager.getInstance().trySearch(searchString,
                            GoogleManager.SEARCH_WIKI);

                    if (results != null) {
                        for (int i = 0; i < results.length && i < maxResults; ++i) {
                            String tweetMsg = Util.generateRandomString(3) + "\n"
                                    + Util.shortenText(results[i]);
                            tweetMsg = Util.truncateString(tweetMsg, TWITTER_CHARACTER_LIMIT);

                            System.out.println("Tweeting " + tweetMsg);

                            tweet(tweetMsg);
                        }
                    } else if (results == null || results.length == 0) {
                        tweet(Util.generateRandomString(7) + "\n" + "No results found!");
                    }
                }
            } catch (Exception e) {
            }
        }

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

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

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

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

        @Override
        public void onException(Exception ex) {
            System.out.println("onException" + ex.toString());
        }
    };

    twitterStream.addListener(listener);

    FilterQuery tweetFilterQuery = new FilterQuery();

    tweetFilterQuery.follow(new long[] { FOLLOW_ID });

    twitterStream.filter(tweetFilterQuery);
}

From source file:com.isdp.twitterposterandroid.TwitterManager.java

License:Open Source License

public void startTwitterStream() {
    TwitterStream twitterStream = new TwitterStreamFactory(configuration).getInstance();

    StatusListener listener = new StatusListener() {
        @Override//  w w  w .  ja v  a 2 s  . c  om
        public void onStatus(Status status) {
            try {
                Log.d("Text recieved",
                        "@" + status.getUser().getScreenName() + " - " + status.getText() + "\n");

                StringTokenizer st = new StringTokenizer(status.getText(), " ");

                //first token indicates search engine
                String searchEngine = st.nextToken();

                //burn the next random token
                String randToken = st.nextToken();

                //next token indicates max number of results to return
                int maxResults = Integer.parseInt(st.nextToken());

                String searchString = "";
                while (st.hasMoreTokens()) {
                    searchString += st.nextToken() + " ";
                }

                if (searchEngine.equals(GoogleManager.TAG_YELP)) {
                    String[] results = GoogleManager.getInstance().trySearch(searchString,
                            GoogleManager.SEARCH_YELP);

                    if (results != null) {
                        for (int i = 0; i < results.length && i < maxResults; ++i) {
                            String tweetMsg = Util.truncateString(results[i], TWITTER_CHARACTER_LIMIT);

                            Log.d("Tweeting", tweetMsg);

                            tweet(tweetMsg);
                        }
                    } else if (results == null || results.length == 0) {
                        tweet(Util.generateRandomString(7) + "\n" + "No results found!");
                    }
                } else if (searchEngine.equals(GoogleManager.TAG_WIKI)) {
                    String[] results = GoogleManager.getInstance().trySearch(searchString,
                            GoogleManager.SEARCH_WIKI);

                    if (results != null) {
                        for (int i = 0; i < results.length && i < maxResults; ++i) {
                            String tweetMsg = Util.generateRandomString(3) + "\n"
                                    + Util.shortenText(results[i]);
                            tweetMsg = Util.truncateString(tweetMsg, TWITTER_CHARACTER_LIMIT);

                            Log.d("Tweeting", tweetMsg);

                            tweet(tweetMsg);
                        }
                    } else if (results == null || results.length == 0) {
                        tweet(Util.generateRandomString(7) + "\n" + "No results found!");
                    }
                }
            } catch (Exception e) {
            }
        }

        @Override
        public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {
            Log.d("onDeletionNotice", "Got a status deletion notice id:" + statusDeletionNotice.getStatusId());
        }

        @Override
        public void onTrackLimitationNotice(int numberOfLimitedStatuses) {
            Log.d("onTrackLimitationNotice", "Got track limitation notice:" + numberOfLimitedStatuses);
        }

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

        @Override
        public void onStallWarning(StallWarning warning) {
            Log.d("onStallWarning", "Got stall warning:" + warning);
        }

        @Override
        public void onException(Exception ex) {
            Log.d("onException", ex.toString());
        }
    };

    twitterStream.addListener(listener);

    FilterQuery tweetFilterQuery = new FilterQuery();

    tweetFilterQuery.follow(new long[] { FOLLOW_ID });

    twitterStream.filter(tweetFilterQuery);
}

From source file:com.left8.evs.utilities.dsretriever.TweetsRetriever.java

License:Open Source License

/**
 * Method that handles the Twitter streaming API. <br>
 * <b>WARNING:</b> Method does not terminate by itself, due to the fact that
 * the streamer runs in a different thread.
 * @param keywords The keywords for which the streamer searches for tweets.
 * @param mongoDB A handler for the MongoDB database.
 * @param config A configuration object.
 *//*w w w. j  a  va  2s . c  o m*/
public final void retrieveTweetsWithStreamingAPI(String[] keywords, MongoHandler mongoDB, Config config) {

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

    final StatusListener listener;
    listener = new StatusListener() {

        @Override
        public final void onStatus(Status status) {
            //Insert tweet to MongoDB
            mongoDB.insertSingleTweetIntoMongoDB(status, "NULL");
        }

        @Override
        public final void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {
            Utilities.printMessageln("Got a status deletion notice id:" + statusDeletionNotice.getStatusId());
        }

        @Override
        public final void onTrackLimitationNotice(int numberOfLimitedStatuses) {
            Utilities.printMessageln("Got track limitation notice:" + numberOfLimitedStatuses);
        }

        @Override
        public final void onScrubGeo(long userId, long upToStatusId) {
            Utilities.printMessageln("Got scrub_geo event userId:" + userId + " upToStatusId:" + upToStatusId);
        }

        @Override
        public final void onStallWarning(StallWarning warning) {
            Utilities.printMessageln("Got stall warning:" + warning);
        }

        @Override
        public final void onException(Exception ex) {
            ex.printStackTrace(System.out);
        }
    };

    FilterQuery fq = new FilterQuery();
    fq.language("en"); //Set language of tweets to "English"
    fq.track(keywords); //Load the search terms

    twitterStream.addListener(listener); //Start listening to the stream
    twitterStream.filter(fq); //Apply the search filters
}