Example usage for twitter4j Twitter verifyCredentials

Introduction

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

Prototype

User verifyCredentials() throws TwitterException;

Source Link

Document

Returns an HTTP 200 OK response code and a representation of the requesting user if authentication was successful; returns a 401 status code and an error message if not.

Usage

From source file:SwingAndTweetUI.java

private void jButtoNActionPerformed(java.awt.event.ActionEvent evt) {
    try {//from   ww  w. j a v  a 2 s  .  c o  m
        Twitter twitter = new Twitter("username", "password");
        twitter.verifyCredentials();
        JOptionPane.showMessageDialog(null, "You're logged in!");
        java.util.List<Status> statusList = twitter.getUserTimeline();
        String s = String.valueOf(statusList.get(0).getText());
        jTextField1.setText(s);
    } catch (TwitterException e) {

        JOptionPane.showMessageDialog(null, "Login failed");

    }
}

---

From source file:Demo.java

/**
 * Main method./*from w w w  . j ava  2 s  . c  o  m*/
 *
 * @param args
 * @throws TwitterException
 */
public static void main(String[] args) throws TwitterException, IOException {

    // The TwitterFactory object provides an instance of a Twitter object
    // via the getInstance() method. The Twitter object is the API consumer.
    // It has the methods for interacting with the Twitter API.
    TwitterFactory tf = new TwitterFactory();
    Twitter twitter = tf.getInstance();

    boolean keepItGoinFullSteam = true;
    do {
        // Main menu
        Scanner input = new Scanner(System.in);
        System.out.print("\n--------------------" + "\nH. Home Timeline\nS. Search\nT. Tweet"
                + "\n--------------------" + "\nA. Get Access Token\nQ. Quit" + "\n--------------------\n> ");
        String choice = input.nextLine();

        try {

            // Home Timeline
            if (choice.equalsIgnoreCase("H")) {

                // Display the user's screen name.
                User user = twitter.verifyCredentials();
                System.out.println("\n@" + user.getScreenName() + "'s timeline:");

                // Display recent tweets from the Home Timeline.
                for (Status status : twitter.getHomeTimeline()) {
                    System.out.println("\n@" + status.getUser().getScreenName() + ": " + status.getText());
                }

            } // Search
            else if (choice.equalsIgnoreCase("S")) {

                // Ask the user for a search string.
                System.out.print("\nSearch: ");
                String searchStr = input.nextLine();

                // Create a Query object.
                Query query = new Query(searchStr);

                // Send API request to execute a search with the given query.
                QueryResult result = twitter.search(query);

                // Display search results.
                result.getTweets().stream().forEach((Status status) -> {
                    System.out.println("\n@" + status.getUser().getName() + ": " + status.getText());
                });

            } // Tweet
            else if (choice.equalsIgnoreCase("T")) {

                boolean isOkayLength = true;
                String tweet;
                do {
                    // Ask the user for a tweet.
                    System.out.print("\nTweet: ");
                    tweet = input.nextLine();

                    // Ensure the tweet length is okay.
                    if (tweet.length() > 140) {
                        System.out.println("Too long! Keep it under 140.");
                        isOkayLength = false;
                    }
                } while (isOkayLength == false);

                // Send API request to create a new tweet.
                Status status = twitter.updateStatus(tweet);
                System.out.println("Just tweeted: \"" + status.getText() + "\"");

            } // Get Access Token
            else if (choice.equalsIgnoreCase("A")) {

                // First, we ask Twitter for a request token.
                RequestToken reqToken = twitter.getOAuthRequestToken();
                System.out.println("\nRequest token: " + reqToken.getToken() + "\nRequest token secret: "
                        + reqToken.getTokenSecret());

                AccessToken accessToken = null;
                while (accessToken == null) {

                    // The authorization URL sends the request token to Twitter in order
                    // to request an access token. At this point, Twitter asks the user
                    // to authorize the request. If the user authorizes, then Twitter
                    // provides a PIN.
                    System.out
                            .print("\nOpen this URL in a browser: " + "\n    " + reqToken.getAuthorizationURL()
                                    + "\n" + "\nAuthorize the app, then enter the PIN here: ");
                    String pin = input.nextLine();
                    try {
                        // We use the provided PIN to get the access token. The access
                        // token allows this app to access the user's account without
                        // knowing his/her password.
                        accessToken = twitter.getOAuthAccessToken(reqToken, pin);
                    } catch (TwitterException te) {
                        System.out.println(te.getMessage());
                    }
                }
                System.out.println("\nAccess token: " + accessToken.getToken() + "\nAccess token secret: "
                        + accessToken.getTokenSecret() + "\nSuccess!");

            } // Quit
            else if (choice.equalsIgnoreCase("Q")) {

                keepItGoinFullSteam = false;
                GeoApiContext context = new GeoApiContext()
                        .setApiKey("AIzaSyArz1NljiDpuOriFWalOerYEdHOyi8ow8Y");

                System.out.println(GeocodingApi.geocode(context, "Sigma Phi Epsilon, Lincoln, Nebraska, USA")
                        .await()[0].geometry.location.toString());
                System.out.println(GeocodingApi.geocode(context, "16th and R, Lincoln, Nebraska, USA")
                        .await()[0].geometry.location.toString());
                File htmlFile = new File("map.html");
                Desktop.getDesktop().browse(htmlFile.toURI());
            } // Bad choice
            else {

                System.out.println("Invalid option.");
            }

        } catch (IllegalStateException ex) {
            System.out.println(ex.getMessage());
        } catch (Exception ex) {
            System.out.println(ex.getMessage());
        }

    } while (keepItGoinFullSteam == true);
}

---

From source file:NewJFrame.java

private void TweetButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_TweetButtonActionPerformed
    String message = TweetArea.getText();
    Twitter twitter = TwitterFactory.getSingleton();
    twitter.setOAuthConsumer(API_KEY, API_SECRET);
    try {/*from   w  ww.  j a v  a  2 s. c  om*/
        RequestToken requestToken = twitter.getOAuthRequestToken();
        AccessToken accessToken = null;
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        while (null == accessToken) {
            String pin = br.readLine();
            if (pin.length() > 0) {
                accessToken = twitter.getOAuthAccessToken(requestToken, pin);
            } else {
                accessToken = twitter.getOAuthAccessToken();
            }
        }
        storeAccessToken(twitter.verifyCredentials().getId(), accessToken);
    } catch (TwitterException | IOException ex) {
        Logger.getLogger(NewJFrame.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:au.edu.anu.portal.portlets.tweetal.logic.TwitterLogic.java

License:Apache License

/**
 * Get the screen name of the Twitter user (eg KRuddPM)
 * @param userToken/*from w  w w .j a  va  2 s . c  om*/
 * @param userSecret
 * @return the screen name, or null
 */
public String getScreenName(String userToken, String userSecret) {
    Twitter twitter = getTwitterAuthForUser(userToken, userSecret);
    if (twitter == null) {
        return null;
    }

    try {
        return twitter.verifyCredentials().getScreenName();

    } catch (TwitterException e) {
        log.error("Error getting screen name: " + e.getClass() + ": " + e.getMessage());
    }
    return null;
}

---

From source file:au.edu.anu.portal.portlets.tweetal.logic.TwitterLogic.java

License:Apache License

public boolean verifyCredentials(String userToken, String userSecret) {
    Twitter twitter = getTwitterAuthForUser(userToken, userSecret);

    try {/*  ww w  .j a va2s . com*/
        twitter.verifyCredentials();
        return true;

    } catch (TwitterException e) {
        log.error("Error: Credentials are invalid.\n" + e.getClass() + ":\n" + e.getMessage());
    }
    return false;
}

---

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

public static void main(String args[]) throws Exception {
    // The factory instance is re-useable and thread safe.
    Twitter twitter = TwitterFactory.getSingleton();
    twitter.setOAuthConsumer("tQjT8XvB7OPNTl8qdhchDo3J2", "FXWVS3OEW7omiUDSLpET0aRInoUumGPWRxOVyk7GrhiwcfLBnV");

    RequestToken requestToken = twitter.getOAuthRequestToken();
    AccessToken accessToken = null;//from   w w  w  .j  ava2s.  c  om
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    while (null == accessToken) {
        System.out.println("Open the following URL and grant access to your account:");
        System.out.println(requestToken.getAuthorizationURL());
        System.out.print("Enter the PIN(if aviailable) or just hit enter.[PIN]:");
        String pin = br.readLine();

        try {
            if (pin.length() > 0) {
                accessToken = twitter.getOAuthAccessToken(requestToken, pin);
            } else {
                accessToken = twitter.getOAuthAccessToken();
            }
        } catch (TwitterException te) {
            if (401 == te.getStatusCode()) {
                System.out.println("Unable to get the access token.");
            } else {
                te.printStackTrace();
            }
        }
    }
    storeAccessToken(twitter.verifyCredentials().getId(), accessToken);
}

---

From source file:ColourUs.OAuth.java

private void reauthorize() throws Exception {
    // In case we lose the A_SECRET
    Twitter twitter = TwitterFactory.getSingleton();
    twitter.setOAuthConsumer(C_KEY, C_SECRET);
    RequestToken requestToken = twitter.getOAuthRequestToken();
    AccessToken accessToken = null;/* ww w. j  a  va  2  s  .  com*/
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    while (null == accessToken) {
        System.out.println("Open the following URL and grant access to your account:");
        System.out.println(requestToken.getAuthorizationURL());
        System.out.print("Enter the PIN(if aviailable) or just hit enter.[PIN]:");
        String pin = br.readLine();
        try {
            if (pin.length() > 0) {
                accessToken = twitter.getOAuthAccessToken(requestToken, pin);
            } else {
                accessToken = twitter.getOAuthAccessToken();
            }
        } catch (TwitterException te) {
            if (401 == te.getStatusCode()) {
                System.out.println("Unable to get the access token.");
            } else {
                te.printStackTrace();
            }
        }
    }
    show((int) twitter.verifyCredentials().getId(), accessToken);
}

---

From source file:com.allenzheng.twittersyn.controller.AccountServlet.java

License:Apache License

    public void doPost(HttpServletRequest request, HttpServletResponse response)
   throws IOException, ServletException{
      String action = request.getParameter(PARAM_ACTION);
      //from w  w  w .jav a  2  s. c o  m
      HttpSession session = request.getSession();
      
      if(ACTION_TWITTER_SIGN_IN.equals(action)){
         logger.debug("Signing in with Twitter...");
         TwitterAPIImpl twitterapi = new TwitterAPIImpl();
         
         String id = null;
         Cookie[] cookies = request.getCookies();
         for (int i = 0; i < cookies.length; i++) {
            Cookie cookie;
            cookie = cookies[i];
            if (COOKIE_TWITTER_ID.equals(cookie.getName())) {
               id = cookie.getValue();
            }
         }
         
         AccessToken accessToken = null;
         if (id != null){
            
         }
         
         
      }
      
      String oauthToken = request.getParameter(PARAM_OAUTH_TOKEN);
      if(oauthToken != null){
         logger.debug(PARAM_OAUTH_TOKEN + " received from Twitter");
         try {
            Twitter twitter = (Twitter) session.getAttribute(ATTR_TWITTER);
            RequestToken requestToken = (RequestToken) session
                  .getAttribute(ATTR_REQUEST_TOKEN);
            AccessToken accessToken;
            if (callbackUrl == null) {
               accessToken = twitter.getOAuthAccessToken(requestToken);
            } else {
               String oauthVerifier = request
                     .getParameter(PARAM_OAUTH_VERIFIER);
               logger.debug(PARAM_OAUTH_VERIFIER
                     + " received from Twitter");
               accessToken = twitter.getOAuthAccessToken(requestToken.getToken(), requestToken.getTokenSecret(),
                     oauthVerifier);
            }
            twitter.setOAuthAccessToken(accessToken);
            session.removeAttribute(ATTR_REQUEST_TOKEN);
            session.setAttribute(ATTR_TWITTER, twitter);

            int id = twitter.verifyCredentials().getId();
            logger.debug("Access token retrieved for user " + id
                  + " from Twitter");
//            storeAccessToken(id, accessToken);
            Cookie cookie = new Cookie(COOKIE_TWITTER_ID, "" + id);
            cookie.setMaxAge(63072000); // Valid for 2 years
            response.addCookie(cookie);
            logger.debug("Cookie set for user " + id);

            // Get last status and friends' timelines
//            getMyLastStatusAndStoreInSession(session);
//            getFriendsTimelinesAndStoreInSession(session);

            // Go to the update status page
//            request.getRequestDispatcher(PAGE_UPDATE_STATUS).forward(
//                  request, response);
         } catch (TwitterException e) {
            logger.error("Failed to retrieve access token - "
                  + e.getMessage());
            throw new ServletException(e);
         }
      }
   }

---

From source file:com.anshul.HomeServlet.java

License:Open Source License

private void statusCheck(Twitter twitter, HttpServletRequest req, HttpServletResponse resp)
        throws IOException, TwitterException {
    User user = twitter.verifyCredentials();

    String username = user.getName();
    String latestTweet = user.getStatus().getText();
    TweetWrapper tweetWrapper = TweetWrapper.feel(latestTweet);
    String emotion = tweetWrapper.getStrongestEmotion();

    DatastoreService datastore = DatastoreServiceFactory.getDatastoreService();
    Query query = new Query("Station");
    query.setFilter(FilterOperator.EQUAL.of("mood", emotion));
    List<Entity> stations = datastore.prepare(query).asList(FetchOptions.Builder.withLimit(1));
    Entity station = stations.get(0);

    req.getSession().setAttribute("user", username);
    req.getSession().setAttribute("userId", user.getId());
    req.getSession().setAttribute("latestTweet", latestTweet);
    req.getSession().setAttribute("emotion", emotion);
    req.getSession().setAttribute("stationName", station.getProperty("name"));
    req.getSession().setAttribute("url", station.getProperty("url"));
    req.getSession().setAttribute("profileImage", user.getBiggerProfileImageURL());
    req.removeAttribute("oauth_token");
    req.removeAttribute("oauth_verifier");
    resp.sendRedirect("login.jsp");
}

---

From source file:com.daiv.android.twitter.services.CatchupPull.java

License:Apache License

@Override
public void onHandleIntent(Intent intent) {
    if (CatchupPull.isRunning || WidgetRefreshService.isRunning || TimelineRefreshService.isRunning
            || !MainActivity.canSwitch) {
        return;//from w  w  w  . j  a  v  a2s .c  o m
    }
    CatchupPull.isRunning = true;

    Log.v("Test_pull", "catchup pull started");

    sharedPrefs = getSharedPreferences("com.daiv.android.twitter_world_preferences",
            Context.MODE_WORLD_READABLE + Context.MODE_WORLD_WRITEABLE);

    final Context context = getApplicationContext();

    int unreadNow = sharedPrefs.getInt("pull_unread", 0);

    // stop it just in case
    context.sendBroadcast(new Intent("com.daiv.android.twitter.STOP_PUSH_SERVICE"));

    AppSettings settings = AppSettings.getInstance(context);

    if (settings.liveStreaming) {
        Log.v("Test_pull", "into the try for catchup service");
        Twitter twitter = Utils.getTwitter(context, settings);

        HomeDataSource dataSource = HomeDataSource.getInstance(context);

        int currentAccount = sharedPrefs.getInt("current_account", 1);

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

        boolean foundStatus = false;

        Paging paging = new Paging(1, 200);

        long[] lastId;
        long id;

        try {
            lastId = dataSource.getLastIds(currentAccount);
            id = lastId[0];
        } catch (Exception e) {
            context.startService(new Intent(context, TestPullNotificationService.class));
            CatchupPull.isRunning = false;
            return;
        }

        try {
            paging.setSinceId(id);
        } catch (Exception e) {
            paging.setSinceId(1l);
        }

        for (int i = 0; i < settings.maxTweetsRefresh; i++) {
            try {
                if (!foundStatus) {
                    paging.setPage(i + 1);
                    List<Status> list = twitter.getHomeTimeline(paging);

                    statuses.addAll(list);

                    if (statuses.size() <= 1 || statuses.get(statuses.size() - 1).getId() == lastId[0]) {
                        Log.v("Test_inserting", "found status");
                        foundStatus = true;
                    } else {
                        Log.v("Test_inserting", "haven't found status");
                        foundStatus = false;
                    }

                }
            } catch (Exception e) {
                // the page doesn't exist
                foundStatus = true;
                e.printStackTrace();
            } catch (OutOfMemoryError o) {
                // don't know why...
                o.printStackTrace();
            }
        }

        Log.v("Test_pull", "got statuses, new = " + statuses.size());

        // hash set to remove duplicates I guess
        HashSet hs = new HashSet();
        hs.addAll(statuses);
        statuses.clear();
        statuses.addAll(hs);

        Log.v("Test_inserting", "tweets after hashset: " + statuses.size());

        lastId = dataSource.getLastIds(currentAccount);

        int inserted = dataSource.insertTweets(statuses, currentAccount, lastId);

        if (inserted > 0 && statuses.size() > 0) {
            sharedPrefs.edit().putLong("account_" + currentAccount + "_lastid", statuses.get(0).getId())
                    .commit();
            unreadNow += statuses.size();
        }

        if (settings.preCacheImages) {
            // delay it 15 seconds so that we can finish checking mentions first
            new Handler().postDelayed(new Runnable() {
                @Override
                public void run() {
                    startService(new Intent(context, PreCacheService.class));
                }
            }, 15000);
        }

        sharedPrefs.edit().putBoolean("refresh_me", true).commit();
    }

    try {
        Twitter twitter = Utils.getTwitter(context, settings);

        int currentAccount = sharedPrefs.getInt("current_account", 1);

        User user = twitter.verifyCredentials();
        MentionsDataSource dataSource = MentionsDataSource.getInstance(context);

        long[] lastId = dataSource.getLastIds(currentAccount);
        Paging paging;
        paging = new Paging(1, 200);
        if (lastId[0] > 0) {
            paging.sinceId(lastId[0]);
        }

        List<twitter4j.Status> statuses = twitter.getMentionsTimeline(paging);

        int numNew = dataSource.insertTweets(statuses, currentAccount);

        sharedPrefs.edit().putBoolean("refresh_me", true).commit();
        sharedPrefs.edit().putBoolean("refresh_me_mentions", true).commit();

        if (settings.notifications && settings.mentionsNot && numNew > 0) {
            NotificationUtils.refreshNotification(context);
        }

    } catch (TwitterException e) {
        // Error in updating status
        Log.d("Twitter Update Error", e.getMessage());
    }

    sharedPrefs.edit().putInt("pull_unread", unreadNow).commit();
    context.startService(new Intent(context, TestPullNotificationService.class));

    context.sendBroadcast(new Intent("com.daiv.android.Test.UPDATE_WIDGET"));
    getContentResolver().notifyChange(HomeContentProvider.CONTENT_URI, null);

    Log.v("Test_pull", "finished with the catchup service");

    CatchupPull.isRunning = false;
}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• »