Example usage for org.apache.wicket.util.string Strings isEmpty

Introduction

In this page you can find the example usage for org.apache.wicket.util.string Strings isEmpty.

Prototype

public static boolean isEmpty(final CharSequence string) 

Source Link

Document

Checks whether the string is considered empty.

Usage

From source file:org.apache.openmeetings.core.converter.RecordingConverter.java

License:Apache License

@Override
public void startConversion(Recording r) {
    if (r == null) {
        log.warn("Conversion is NOT started. Recording passed is NULL");
        return;/* w  w w  .ja v a  2 s  . c  o m*/
    }
    ProcessResultList logs = new ProcessResultList();
    List<File> waveFiles = new ArrayList<>();
    try {
        log.debug("recording {}", r.getId());

        File streamFolder = getStreamFolder(r);

        RecordingChunk screenChunk = chunkDao.getScreenByRecording(r.getId());

        if (screenChunk == null) {
            throw new ConversionException("screenMetaData is Null recordingId " + r.getId());
        }

        if (screenChunk.getStreamStatus() == Status.NONE) {
            printChunkInfo(screenChunk, "StartConversion");
            throw new ConversionException("Stream has not been started, error in recording");
        }
        if (Strings.isEmpty(r.getHash())) {
            r.setHash(randomUUID().toString());
        }
        r.setStatus(Recording.Status.CONVERTING);
        r = recordingDao.update(r);

        screenChunk = waitForTheStream(screenChunk.getId());

        // Merge Wave to Full Length
        File wav = new File(streamFolder, screenChunk.getStreamName() + "_FINAL_WAVE.wav");
        createWav(r, logs, streamFolder, waveFiles, wav, null);

        chunkDao.update(screenChunk);

        // Merge Audio with Video / Calculate resulting FLV

        String inputScreenFullFlv = getRecordingChunk(r.getRoomId(), screenChunk.getStreamName())
                .getCanonicalPath();

        // ffmpeg -vcodec flv -qscale 9.5 -r 25 -ar 22050 -ab 32k -s 320x240
        // -i 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17_FINAL_WAVE.wav
        // -i 65318fb5c54b1bc1b1bca077b493a914_28_12_2009_23_38_17.flv
        // final1.flv

        int flvWidth = r.getWidth();
        int flvHeight = r.getHeight();

        log.debug("flvWidth -1- {}", flvWidth);
        log.debug("flvHeight -1- {}", flvHeight);

        flvWidth = (int) (16. * flvWidth / 16);
        flvHeight = (int) (16. * flvHeight / 16);

        log.debug("flvWidth -2- {}", flvWidth);
        log.debug("flvHeight -2- {}", flvHeight);

        r.setWidth(flvWidth);
        r.setHeight(flvHeight);

        String mp4path = convertToMp4(r,
                Arrays.asList("-itsoffset", formatMillis(diff(screenChunk.getStart(), r.getRecordStart())),
                        "-i", inputScreenFullFlv, "-i", wav.getCanonicalPath()),
                logs);

        finalizeRec(r, mp4path, logs);
    } catch (Exception err) {
        log.error("[startConversion]", err);
        r.setStatus(Recording.Status.ERROR);
    }
    postProcess(r, logs);
    postProcess(waveFiles);
    recordingDao.update(r);
}

---

From source file:org.apache.openmeetings.core.ldap.LdapLoginManagement.java

License:Apache License

private static void bindAdmin(LdapConnection conn, LdapOptions options) throws LdapException {
    if (!Strings.isEmpty(options.adminDn)) {
        conn.bind(options.adminDn, options.adminPasswd);
    } else {//ww w . j  av  a  2  s  .c  om
        conn.bind();
    }
}

---

From source file:org.apache.openmeetings.core.ldap.LdapLoginManagement.java

License:Apache License

private static Attribute getAttr(Properties config, Entry entry, String aliasCode, String defaultAlias)
        throws LdapInvalidAttributeValueException {
    String alias = config.getProperty(aliasCode, "");
    Attribute a = entry.get(Strings.isEmpty(alias) ? defaultAlias : alias);
    return a == null ? null : a;
}

---

From source file:org.apache.openmeetings.core.ldap.LdapLoginManager.java

License:Apache License

private static Attribute getAttr(Properties config, Entry entry, String aliasCode, String defaultAlias) {
    String alias = config.getProperty(aliasCode, "");
    if (Strings.isEmpty(alias)) {
        alias = defaultAlias;// w  w  w .j a v  a2  s . c  om
    }
    Attribute a = Strings.isEmpty(alias) ? null : entry.get(alias);
    return a == null ? null : a;
}

---

From source file:org.apache.openmeetings.core.mail.MailHandler.java

License:Apache License

public MimeMessage getBasicMimeMessage() throws Exception {
    log.debug("getBasicMimeMessage");
    if (smtpServer == null) {
        init();//from www  . j  a  va2 s  . c  om
    }
    Properties props = new Properties(System.getProperties());

    props.put("mail.smtp.host", smtpServer);
    props.put("mail.smtp.port", smtpPort);
    if (mailTls) {
        props.put("mail.smtp.starttls.enable", "true");
    }
    props.put("mail.smtp.connectiontimeout", smtpConnectionTimeOut);
    props.put("mail.smtp.timeout", smtpTimeOut);

    // Check for Authentication
    Session session = null;
    if (!Strings.isEmpty(mailAuthUser) && !Strings.isEmpty(mailAuthPass)) {
        // use SMTP Authentication
        props.put("mail.smtp.auth", "true");
        session = Session.getDefaultInstance(props, new Authenticator() {
            @Override
            protected PasswordAuthentication getPasswordAuthentication() {
                return new PasswordAuthentication(mailAuthUser, mailAuthPass);
            }
        });
    } else {
        // not use SMTP Authentication
        session = Session.getInstance(props, null);
    }

    // Building MimeMessage
    MimeMessage msg = new MimeMessage(session);
    msg.setFrom(new InternetAddress(from));
    return msg;
}

---

From source file:org.apache.openmeetings.core.remote.MainService.java

License:Apache License

/**
 * Attention! This SID is NOT the default session id! its the Session id
 * retrieved in the call from the SOAP Gateway!
 * /*w w  w. j av  a  2  s .c o m*/
 * @param SID
 * @return - 1 in case of success, -1 otherwise
 */
public Long loginUserByRemote(String SID) {
    try {
        Long users_id = sessiondataDao.check(SID);
        Set<Right> _rights = userDao.getRights(users_id);
        if (AuthLevelUtil.hasAdminLevel(_rights) || AuthLevelUtil.hasWebServiceLevel(_rights)) {
            Sessiondata sd = sessiondataDao.get(SID);
            if (sd == null || sd.getXml() == null) {
                return -37L;
            } else {
                RemoteSessionObject userObject = RemoteSessionObject.fromXml(sd.getXml());
                if (userObject == null) {
                    log.warn("Failed to get user object by XML");
                    return -1L;
                }

                log.debug(userObject.toString());

                IConnection current = Red5.getConnectionLocal();
                String streamId = current.getClient().getId();
                Client currentClient = sessionManager.getClientByStreamId(streamId, null);

                // Check if this User is simulated in the OpenMeetings
                // Database

                if (!Strings.isEmpty(userObject.getExternalUserId())) {
                    // If so we need to check that we create this user in
                    // OpenMeetings and update its record

                    User user = userDao.getExternalUser(userObject.getExternalUserId(),
                            userObject.getExternalUserType());

                    if (user == null) {
                        String iCalTz = configurationDao.getConfValue("default.timezone", String.class, "");

                        Address a = userDao.getAddress(null, null, null, Locale.getDefault().getCountry(), null,
                                null, null, userObject.getEmail());

                        Set<Right> rights = UserDao.getDefaultRights();
                        rights.remove(Right.Login);
                        rights.remove(Right.Dashboard);
                        User u = userDao.addUser(rights, userObject.getFirstname(), userObject.getUsername(),
                                userObject.getLastname(), 1L, "" // password is empty by default
                                , a, false, null, null, timezoneUtil.getTimeZone(iCalTz), false, null, null,
                                false, false, userObject.getExternalUserId(), userObject.getExternalUserType(),
                                null, userObject.getPictureUrl());

                        long userId = u.getId();
                        currentClient.setUserId(userId);
                        SessionVariablesUtil.setUserId(current.getClient(), userId);
                    } else {
                        user.setPictureuri(userObject.getPictureUrl());

                        userDao.update(user, users_id);

                        currentClient.setUserId(user.getId());
                        SessionVariablesUtil.setUserId(current.getClient(), user.getId());
                    }
                }

                log.debug("userObject.getExternalUserId() -2- " + currentClient.getUserId());

                currentClient.setUserObject(userObject.getUsername(), userObject.getFirstname(),
                        userObject.getLastname());
                currentClient.setPicture_uri(userObject.getPictureUrl());
                currentClient.setEmail(userObject.getEmail());

                log.debug("UPDATE USER BY STREAMID " + streamId);

                if (currentClient.getUserId() != null) {
                    sessiondataDao.updateUser(SID, currentClient.getUserId());
                }

                sessionManager.updateClientByStreamId(streamId, currentClient, false, null);

                return 1L;
            }
        }
    } catch (Exception err) {
        log.error("[loginUserByRemote] ", err);
    }
    return -1L;
}

---

From source file:org.apache.openmeetings.core.remote.MobileService.java

License:Apache License

public Map<String, Object> registerUser(Map<String, String> umap) {
    Map<String, Object> result = getResult();
    try {// w  w  w. j  av  a 2  s  . c  o m
        if ("1".equals(cfgDao.getConfValue(CONFIG_FRONTEND_REGISTER_KEY, String.class, "0"))) {
            String login = umap.get("login");
            String email = umap.get("email");
            String lastname = umap.get("lastname");
            String firstname = umap.get("firstname");
            if (firstname == null) {
                firstname = "";
            }
            if (lastname == null) {
                lastname = "";
            }
            String password = umap.get("password");
            String tzId = umap.get("tzId");
            String country = umap.get("stateId");
            Long langId = Long.valueOf(umap.get("langId"));

            //FIXME TODO unify with Register dialog
            String hash = UUID.randomUUID().toString();

            String baseURL = cfgDao.getBaseUrl();
            boolean sendConfirmation = !Strings.isEmpty(baseURL)
                    && 1 == cfgDao.getConfValue("sendEmailWithVerficationCode", Integer.class, "0");
            Long userId = userManager.registerUserInit(UserDao.getDefaultRights(), login, password, lastname,
                    firstname, email, null /* age/birthday */, "" /* street */
                    , "" /* additionalname */, "" /* fax */, "" /* zip */, country, "" /* town */, langId,
                    true /* sendWelcomeMessage */
                    , Arrays.asList(cfgDao.getConfValue(CONFIG_DEFAULT_GROUP_ID, Long.class, null)),
                    "" /* phone */, false, sendConfirmation, TimeZone.getTimeZone(tzId),
                    false /* forceTimeZoneCheck */, "" /* userOffers */, "" /* userSearchs */,
                    false /* showContactData */, true /* showContactDataToContacts */, hash);
            if (userId == null) {
                //do nothing
            } else if (userId > 0) {
                User u = userDao.get(userId);
                if (sendConfirmation) {
                    add(result, "status", -666L);
                } else {
                    result = login(u, result);
                }
            } else {
                add(result, "status", userId);
            }
        }
    } catch (Exception e) {
        log.error("[registerUser]", e);
    }
    return result;
}

---

From source file:org.apache.openmeetings.core.remote.MobileService.java

License:Apache License

public List<Map<String, Object>> getVideoStreams() {
    List<Map<String, Object>> result = new ArrayList<Map<String, Object>>();
    // Notify all clients of the same scope (room)
    IConnection current = Red5.getConnectionLocal();
    for (IConnection conn : current.getScope().getClientConnections()) {
        if (conn != null && conn instanceof IServiceCapableConnection) {
            Client c = sessionManager.getClientByStreamId(conn.getClient().getId(), null);
            if (!Strings.isEmpty(c.getAvsettings()) && !c.isScreenClient()) {
                Map<String, Object> map = new Hashtable<String, Object>();
                add(map, "streamId", c.getStreamid());
                add(map, "broadCastId", c.getBroadCastID());
                add(map, "userId", c.getUserId());
                add(map, "firstname", c.getFirstname());
                add(map, "lastname", c.getLastname());
                add(map, "publicSid", c.getPublicSID());
                add(map, "login", c.getUsername());
                add(map, "email", c.getEmail());
                add(map, "avsettings", c.getAvsettings());
                add(map, "interviewPodId", c.getInterviewPodId());
                add(map, "vWidth", c.getVWidth());
                add(map, "vHeight", c.getVHeight());
                result.add(map);//www . ja  v a2s.  c om
            }
        }
    }
    return result;
}

---

From source file:org.apache.openmeetings.core.remote.red5.ScopeApplicationAdapter.java

License:Apache License

@Override
public boolean roomConnect(IConnection conn, Object[] params) {
    log.debug("roomConnect : ");

    IServiceCapableConnection service = (IServiceCapableConnection) conn;
    String streamId = conn.getClient().getId();

    log.debug("### Client connected to OpenMeetings, register Client StreamId: " + streamId + " scope "
            + conn.getScope().getName());

    // Set StreamId in Client
    service.invoke("setId", new Object[] { streamId }, this);

    Map<String, Object> map = conn.getConnectParams();
    String swfURL = map.containsKey("swfUrl") ? (String) map.get("swfUrl") : "";
    String tcUrl = map.containsKey("tcUrl") ? (String) map.get("tcUrl") : "";
    Map<String, Object> connParams = getConnParams(params);
    String uid = (String) connParams.get("uid");
    String securityCode = (String) connParams.get(SECURITY_CODE_PARAM);
    if (!Strings.isEmpty(securityCode)) {
        //FIXME TODO add better mechanism, this is for external applications like ffmpeg
        Client parent = sessionManager.getClientByPublicSID(securityCode, null);
        if (parent == null || !parent.getScope().equals(conn.getScope().getName())) {
            return rejectClient();
        }/*from w  ww . j  a  va  2  s .  c  o m*/
    }
    if ("networktest".equals(uid)) {
        return true;
    }

    Client parentClient = null;
    //TODO add similar code for other connections
    if (map.containsKey("screenClient")) {
        String parentSid = (String) map.get("parentSid");
        parentClient = sessionManager.getClientByPublicSID(parentSid, null);
        if (parentClient == null) {
            return rejectClient();
        }
    }
    Client rcm = new Client();
    rcm.setStreamid(conn.getClient().getId());
    StringValue scn = StringValue.valueOf(conn.getScope().getName());
    rcm.setScope(scn.toString());
    long roomId = scn.toLong(Long.MIN_VALUE);
    if (Long.MIN_VALUE != roomId) {
        rcm.setRoomId(roomId);
    } else if (!"hibernate".equals(scn.toString())) {
        return rejectClient();
    }
    rcm.setUserport(conn.getRemotePort());
    rcm.setUserip(conn.getRemoteAddress());
    rcm.setSwfurl(swfURL);
    rcm.setTcUrl(tcUrl);
    rcm.setNativeSsl(Boolean.TRUE.equals(connParams.get(NATIVE_SSL_PARAM)));
    rcm.setPublicSID(uid);
    rcm.setSecurityCode(securityCode);
    rcm = sessionManager.add(rcm, null);
    if (rcm == null) {
        log.warn("Failed to create Client on room connect");
        return false;
    }

    SessionVariablesUtil.initClient(conn.getClient(), rcm.getPublicSID());
    //TODO add similar code for other connections, merge with above block
    if (map.containsKey("screenClient")) {
        //TODO add check for room rights
        String parentSid = parentClient.getPublicSID();
        rcm.setRoomId(Long.valueOf(conn.getScope().getName()));
        rcm.setScreenClient(true);
        SessionVariablesUtil.setIsScreenClient(conn.getClient());

        rcm.setUserId(parentClient.getUserId());
        Long userId = rcm.getUserId();
        SessionVariablesUtil.setUserId(conn.getClient(), userId);

        rcm.setStreamPublishName(parentSid);
        User u = null;
        if (userId != null) {
            long _uid = userId.longValue();
            u = userDao.get(_uid < 0 ? -_uid : _uid);
        }
        if (u != null) {
            rcm.setUsername(u.getLogin());
            rcm.setFirstname(u.getFirstname());
            rcm.setLastname(u.getLastname());
        }
        log.debug("publishName :: " + rcm.getStreamPublishName());
        sessionManager.updateClientByStreamId(streamId, rcm, false, null);
    }

    // Log the User
    conferenceLogDao.add(ConferenceLog.Type.clientConnect, rcm.getUserId(), streamId, null, rcm.getUserip(),
            rcm.getScope());
    return true;
}

---

From source file:org.apache.openmeetings.core.remote.red5.ScopeApplicationAdapter.java

License:Apache License

/**
 * This method handles the Event after a stream has been added all connected
 * Clients in the same room will get a notification
 * /* ww w .  j  a  va 2  s  .c  om*/
 */
/* (non-Javadoc)
 * @see org.red5.server.adapter.MultiThreadedApplicationAdapter#streamPublishStart(org.red5.server.api.stream.IBroadcastStream)
 */
@Override
public void streamPublishStart(IBroadcastStream stream) {
    try {
        log.debug("-----------  streamPublishStart");
        IConnection current = Red5.getConnectionLocal();
        final String streamid = current.getClient().getId();
        final Client currentClient = sessionManager.getClientByStreamId(streamid, null);

        //We make a second object the has the reference to the object 
        //that we will use to send to all participents
        Client clientObjectSendToSync = currentClient;

        // Notify all the clients that the stream had been started
        log.debug(
                "start streamPublishStart broadcast start: " + stream.getPublishedName() + " CONN " + current);

        // In case its a screen sharing we start a new Video for that
        if (currentClient.isScreenClient()) {
            currentClient.setScreenPublishStarted(true);
            sessionManager.updateClientByStreamId(streamid, currentClient, false, null);
        }
        if (!Strings.isEmpty(currentClient.getSecurityCode())) {
            currentClient.setBroadCastID(Long.parseLong(stream.getPublishedName()));
            currentClient.setIsBroadcasting(true);
            currentClient.setVWidth(320);
            currentClient.setVHeight(240);
            sessionManager.updateClientByStreamId(streamid, currentClient, false, null);
        }

        log.debug("newStream SEND: " + currentClient);

        // Notify all users of the same Scope
        // We need to iterate through the streams to catch if anybody is recording
        new MessageSender(current, "newStream", clientObjectSendToSync) {
            @Override
            public boolean filter(IConnection conn) {
                Client rcl = sessionManager.getClientByStreamId(conn.getClient().getId(), null);

                if (rcl == null) {
                    log.debug("RCL IS NULL newStream SEND");
                    return true;
                }

                log.debug("check send to " + rcl);

                if (rcl.getPublicSID() == "") {
                    log.debug("publicSID IS NULL newStream SEND");
                    return true;
                }
                if (rcl.getIsRecording()) {
                    log.debug("RCL getIsRecording newStream SEND");
                    recordingService.addRecordingByStreamId(current, streamid, currentClient,
                            rcl.getRecordingId());
                }
                if (rcl.isScreenClient()) {
                    log.debug("RCL getIsScreenClient newStream SEND");
                    return true;
                }

                if (rcl.getPublicSID().equals(currentClient.getPublicSID())) {
                    log.debug("RCL publicSID is equal newStream SEND");
                    return true;
                }
                log.debug(
                        "RCL SEND is equal newStream SEND " + rcl.getPublicSID() + " || " + rcl.getUserport());
                return false;
            }
        }.start();
    } catch (Exception err) {
        log.error("[streamPublishStart]", err);
    }
}

---

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