Example usage for twitter4j Query Query

List of usage examples for twitter4j Query Query

Introduction

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

Prototype

public Query(String query) 

Source Link

Usage

From source file:nl.b3p.viewer.stripes.TwitterActionBean.java

License:Open Source License

public Resolution create() throws JSONException {
    JSONObject json = new JSONObject();

    json.put("success", Boolean.FALSE);
    String error = null;/*from w ww  .  j  av a 2  s .c  o m*/

    try {
        // The factory instance is re-useable and thread safe.
        Twitter twitter = new TwitterFactory().getInstance();
        Query query = new Query(term);
        if (latestId != null) {
            Long longVal = Long.valueOf(latestId);
            query.setSinceId(longVal);
        }

        QueryResult result = twitter.search(query);
        JSONArray tweets = new JSONArray();
        for (Status tweet : result.getTweets()) {

            //System.out.println(tweet.getFromUser() + ":" + tweet.getText());
            JSONObject t = new JSONObject();
            t.put("id_str", String.valueOf(tweet.getId()));
            t.put("text", tweet.getText());
            t.put("user_from", tweet.getUser().getScreenName());
            t.put("img_url", tweet.getUser().getProfileImageURL());

            JSONObject geo = new JSONObject();
            if (tweet.getGeoLocation() != null) {
                geo.put("lat", tweet.getGeoLocation().getLatitude());
                geo.put("lon", tweet.getGeoLocation().getLongitude());
            }
            t.put("geo", geo);
            tweets.put(t);
        }
        json.put("tweets", tweets);
        if (tweets.length() > 0) {
            json.put("maxId", String.valueOf(result.getMaxId()));
        } else {
            json.put("maxId", String.valueOf(latestId));
        }
        json.put("success", Boolean.TRUE);
    } catch (Exception e) {

        error = e.toString();
        if (e.getCause() != null) {
            error += "; cause: " + e.getCause().toString();
        }
    }

    if (error != null) {
        json.put("error", error);
    }

    return new StreamingResolution("application/json", new StringReader(json.toString()));
}

From source file:nl.isaac.dotcms.twitter.util.TwitterUtil.java

License:Creative Commons License

public List<CustomStatus> search(String from) {
    try {//w w  w.j  av  a  2s. com
        Query query = new Query(from);
        QueryResult result;

        result = twitter.search(query);
        List<CustomStatus> tweets = formatStatus(result.getTweets());
        return tweets;

    } catch (TwitterException te) {
        throw new RuntimeException(te.toString(), te);
    }
}

From source file:nz.co.lolnet.james137137.lolnettwitchaddonbc.TwitterAPI.java

public List<Status> getLatestStatus() {
    List<Status> twitchTweets = new ArrayList<>();
    try {/*  w ww  .  j av  a2 s.  c om*/
        Query query = new Query("lolnetNZ twitch.tv");
        QueryResult result;
        result = twitter.search(query);

        List<Status> tweets = result.getTweets();
        for (Status tweet : tweets) {
            if (tweet.getUser().getId() == 495479479 && tweet.getSource().contains("http://www.twitch.tv")) {
                twitchTweets.add(tweet);
            }
        }
    } catch (TwitterException te) {
        System.out.println("Failed to search tweets: " + te.getMessage());
    }
    return twitchTweets;
}

From source file:ontoSentiment.Busca.java

public void buscarPorAssunto(String busca, String lang) throws TwitterException {
    int totalTweets = 0;
    long maxID = -1;
    Query q = new Query(busca + " -filter:retweets -filter:links -filter:replies -filter:images");
    q.setCount(Util.TWEETS_PER_QUERY); // How many tweets, max, to retrieve 
    q.resultType(Query.ResultType.recent); // Get all tweets 
    q.setLang(lang);//from  w  w  w  . j  a  v  a2  s. c  om
    QueryResult r = Util.getTwitter().search(q);
    do {
        for (Status s : r.getTweets()) {
            totalTweets++;
            if (maxID == -1 || s.getId() < maxID) {
                maxID = s.getId();
            }

            //System.out.printf("O tweet de id %s disse as %s, @%-20s disse: %s\n", new Long(s.getId()).toString(), s.getCreatedAt().toString(), s.getUser().getScreenName(), Util.cleanText(s.getText()));
            System.out.println(Util.cleanText(s.getText()));
        }
        q = r.nextQuery();
        if (q != null) {
            q.setMaxId(maxID);
            r = Util.getTwitter().search(q);
            System.out.println("Total tweets: " + totalTweets);
            System.out.println("Maximo ID: " + maxID);
            Util.imprimirRateLimit(Util.RATE_LIMIT_OPTION_SEARCH_TWEETS);
        }
    } while (q != null);
}

From source file:org.anc.lapps.datasource.twitter.TwitterDatasource.java

/**
 * Entry point for a Lappsgrid service./*from www  .ja va  2  s .  c o m*/
 * <p>
 * Each service on the Lappsgrid will accept {@code org.lappsgrid.serialization.Data} object
 * and return a {@code Data} object with a {@code org.lappsgrid.serialization.lif.Container}
 * payload.
 * <p>
 * Errors and exceptions that occur during processing should be wrapped in a {@code Data}
 * object with the discriminator set to http://vocab.lappsgrid.org/ns/error
 * <p>
 * See <a href="https://lapp.github.io/org.lappsgrid.serialization/index.html?org/lappsgrid/serialization/Data.html>org.lappsgrid.serialization.Data</a><br />
 * See <a href="https://lapp.github.io/org.lappsgrid.serialization/index.html?org/lappsgrid/serialization/lif/Container.html>org.lappsgrid.serialization.lif.Container</a><br />
 *
 * @param input A JSON string representing a Data object
 * @return A JSON string containing a Data object with a Container payload.
 */
@Override
public String execute(String input) {
    Data<String> data = Serializer.parse(input, Data.class);
    String discriminator = data.getDiscriminator();

    // Return ERRORS back
    if (Discriminators.Uri.ERROR.equals(discriminator)) {
        return input;
    }

    // Generate an error if the used discriminator is wrong
    if (!Discriminators.Uri.GET.equals(discriminator)) {
        return generateError(
                "Invalid discriminator.\nExpected " + Discriminators.Uri.GET + "\nFound " + discriminator);
    }

    Configuration config = new ConfigurationBuilder().setApplicationOnlyAuthEnabled(true).setDebugEnabled(false)
            .build();

    // Authentication using saved keys
    Twitter twitter = new TwitterFactory(config).getInstance();
    String key = readProperty(KEY_PROPERTY);
    if (key == null) {
        return generateError("The Twitter Consumer Key property has not been set.");
    }

    String secret = readProperty(SECRET_PROPERTY);
    if (secret == null) {
        return generateError("The Twitter Consumer Secret property has not been set.");
    }

    twitter.setOAuthConsumer(key, secret);

    try {
        twitter.getOAuth2Token();
    } catch (TwitterException te) {
        String errorData = generateError(te.getMessage());
        logger.error(errorData);
        return errorData;
    }

    // Get query String from data payload
    Query query = new Query(data.getPayload());

    // Set the type to Popular or Recent if specified
    // Results will be Mixed by default.
    if (data.getParameter("type") == "Popular")
        query.setResultType(Query.POPULAR);
    if (data.getParameter("type") == "Recent")
        query.setResultType(Query.RECENT);

    // Get lang string
    String langCode = (String) data.getParameter("lang");

    // Verify the validity of the language code and add it to the query if it's valid
    if (validateLangCode(langCode))
        query.setLang(langCode);

    // Get date strings
    String sinceString = (String) data.getParameter("since");
    String untilString = (String) data.getParameter("until");

    // Verify the format of the date strings and set the parameters to query if correctly given
    if (validateDateFormat(untilString))
        query.setUntil(untilString);
    if (validateDateFormat(sinceString))
        query.setSince(sinceString);

    // Get GeoLocation
    if (data.getParameter("address") != null) {
        String address = (String) data.getParameter("address");
        double radius = (double) data.getParameter("radius");
        if (radius <= 0)
            radius = 10;
        Query.Unit unit = Query.MILES;
        if (data.getParameter("unit") == "km")
            unit = Query.KILOMETERS;
        GeoLocation geoLocation;
        try {
            double[] coordinates = getGeocode(address);
            geoLocation = new GeoLocation(coordinates[0], coordinates[1]);
        } catch (Exception e) {
            String errorData = generateError(e.getMessage());
            logger.error(errorData);
            return errorData;
        }

        query.geoCode(geoLocation, radius, String.valueOf(unit));

    }

    // Get the number of tweets from count parameter, and set it to default = 15 if not specified
    int numberOfTweets;
    try {
        numberOfTweets = (int) data.getParameter("count");
    } catch (NullPointerException e) {
        numberOfTweets = 15;
    }

    // Generate an ArrayList of the wanted number of tweets, and handle possible errors.
    // This is meant to avoid the 100 tweet limit set by twitter4j and extract as many tweets as needed
    ArrayList<Status> allTweets;
    Data tweetsData = getTweetsByCount(numberOfTweets, query, twitter);
    String tweetsDataDisc = tweetsData.getDiscriminator();
    if (Discriminators.Uri.ERROR.equals(tweetsDataDisc))
        return tweetsData.asPrettyJson();

    else {
        allTweets = (ArrayList<Status>) tweetsData.getPayload();
    }

    // Initialize StringBuilder to hold the final string
    StringBuilder builder = new StringBuilder();

    // Append each Status (each tweet) to the initialized builder
    for (Status status : allTweets) {
        String single = status.getCreatedAt() + " : " + status.getUser().getScreenName() + " : "
                + status.getText() + "\n";
        builder.append(single);
    }

    // Output results
    Container container = new Container();
    container.setText(builder.toString());
    Data<Container> output = new Data<>(Discriminators.Uri.LAPPS, container);
    return output.asPrettyJson();
}

From source file:org.apache.aries.sample.twitter.TwitterQuery.java

License:Apache License

public void start(BundleContext context) throws Exception {
    Twitter twitter = new Twitter();
    Query query = new Query("from:theasf");

    try {//from  ww  w . j  ava 2  s .  c  o  m
        QueryResult result = twitter.search(query);
        List<Tweet> tweets = result.getTweets();
        System.out.println("hits:" + tweets.size());
        for (Tweet tweet : tweets) {
            System.out.println(tweet.getFromUser() + ":" + StringEscapeUtils.unescapeXml(tweet.getText()));
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.apache.asterix.external.input.record.reader.twitter.TwitterPullRecordReader.java

License:Apache License

public TwitterPullRecordReader(Twitter twitter, String keywords, int requestInterval) {
    this.twitter = twitter;
    this.requestInterval = requestInterval;
    this.query = new Query(keywords);
    this.query.setCount(100);
    this.record = new GenericRecord<Status>();
}

From source file:org.apache.blur.demo.twitter.TwitterSearchQueueReader.java

License:Apache License

private void initResult(int count) throws TwitterException, InterruptedException {
    log.info("Initializing result for query[" + searchCriteria + "] with count[" + count + "]");
    query = new Query(searchCriteria);
    query.setCount(count);//from  w w  w  .ja v a 2  s. co  m
    result = twitter.search(query);
}

From source file:org.apache.blur.demo.twitter.Whiteboard.java

License:Apache License

/**
 * @param args/*from   www  .j a v  a2  s .com*/
 * @throws TwitterException
 */
public static void main(String[] args) throws TwitterException {
    Twitter twitter = new TwitterFactory(new ConfigurationBuilder().build()).getInstance();
    OAuth2Token token = twitter.getOAuth2Token();
    System.out.println(token.getTokenType());

    try {
        Query query = new Query("Apache");
        QueryResult result;
        do {
            result = twitter.search(query);
            List<Status> tweets = result.getTweets();
            for (Status tweet : tweets) {
                System.out.println("@" + tweet.getUser().getScreenName() + " - " + tweet.getText());

            }
        } while ((query = result.nextQuery()) != null);
        System.exit(0);
    } catch (TwitterException te) {
        te.printStackTrace();
        System.out.println("Failed to search tweets: " + te.getMessage());
        System.exit(-1);
    }

}

From source file:org.apache.camel.component.twitter.consumer.search.SearchConsumer.java

License:Apache License

public List<Status> pollConsume() throws TwitterException {

    String keywords = te.getProperties().getKeywords();
    Query query = new Query(keywords);
    if (te.getProperties().isFilterOld()) {
        query.setSinceId(lastId);//from   w  w  w.  j  a  v a2 s  . co m
    }

    LOG.debug("Searching twitter with keywords: {}", keywords);
    return search(query);
}