Example usage for org.springframework.web.socket TextMessage TextMessage

List of usage examples for org.springframework.web.socket TextMessage TextMessage

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Introduction

In this page you can find the example usage for org.springframework.web.socket TextMessage TextMessage.

Prototype

public TextMessage(byte[] payload)

Source Link

Document

Create a new text WebSocket message from the given byte[].

Usage

From source file:org.kurento.tutorial.frame_saver.FrameSaverHandler.java

private void start(final WebSocketSession aSession, JsonObject aJsonMsg) {
    try {// w w w.  jav a 2 s. c om
        MediaPipeline new_pipeline = mClientKurento.createMediaPipeline();

        WebRtcEndpoint new_endpoint = new WebRtcEndpoint.Builder(new_pipeline).build();

        UserSession new_session = new UserSession();

        new_session.setMediaPipeline(new_pipeline);

        new_session.setWebRtcEndpoint(new_endpoint);

        mSessionsMap.put(aSession.getId(), new_session);

        new_endpoint.addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {
            @Override
            public void onEvent(IceCandidateFoundEvent event) {
                JsonObject response_obj = new JsonObject();

                response_obj.addProperty("id", "iceCandidate");

                response_obj.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));

                String response_str = response_obj.toString();

                try {
                    synchronized (aSession) {
                        aSession.sendMessage(new TextMessage(response_str));
                    }
                } catch (IOException ex) {
                    mLogger.debug(ex.getMessage());
                }
            }
        });

        FrameSaverFilter frame_saver_filter = new FrameSaverFilter.Builder(new_pipeline).build();

        new_endpoint.connect(frame_saver_filter);

        frame_saver_filter.connect(new_endpoint);

        frame_saver_filter.addFrameSaverListener(new EventListener<FrameSaverEvent>() {
            @Override
            public void onEvent(FrameSaverEvent event) {
                JsonObject response_obj = new JsonObject();

                response_obj.addProperty("id", "TODO");

                String response_str = response_obj.toString();

                try {
                    aSession.sendMessage(new TextMessage(response_str));
                } catch (Throwable ex) {
                    sendError(aSession, ex.getMessage());
                }
            }
        });

        // SDP negotiation (offer and answer)
        String sdp_offer = aJsonMsg.get("sdpOffer").getAsString();

        String sdp_reply = new_endpoint.processOffer(sdp_offer);

        // Sending response back to client
        JsonObject response_obj = new JsonObject();
        response_obj.addProperty("id", "startResponse");
        response_obj.addProperty("sdpAnswer", sdp_reply);

        String response_str = response_obj.toString();

        synchronized (aSession) {
            aSession.sendMessage(new TextMessage(response_str));
        }

        new_endpoint.gatherCandidates();
    } catch (Throwable ex) {
        sendError(aSession, ex.getMessage());
    }
}

From source file:es.urjc.etsii.code.UserSession.java

public void initViewer(UserSession presenterSession, JsonObject jsonMessage) throws InterruptedException {
    String processing = jsonMessage.get("processing").getAsString();
    String sdpOffer = jsonMessage.getAsJsonPrimitive("sdpOffer").getAsString();
    int fakeClients = jsonMessage.getAsJsonPrimitive("fakeClients").getAsInt();
    WebRtcEndpoint inputWebRtcEndpoint = singleKmsTopology(presenterSession, processing);

    String sdpAnswer = webRtcEndpoint.processOffer(sdpOffer);
    JsonObject response = new JsonObject();
    response.addProperty("id", "viewerResponse");
    response.addProperty("response", "accepted");
    response.addProperty("sdpAnswer", sdpAnswer);

    handler.sendMessage(wsSession, sessionNumber, new TextMessage(response.toString()));
    webRtcEndpoint.gatherCandidates();//from w  w w .  jav  a  2s. c o m

    if (fakeClients > 0) {
        addFakeClients(presenterSession, jsonMessage, inputWebRtcEndpoint);
    }

}

From source file:ch.rasc.wampspring.pubsub.PubSubTest.java

@Test
public void testPublishToMethod()
        throws InterruptedException, ExecutionException, IOException, TimeoutException {

    CompletableFutureWebSocketHandler result = new CompletableFutureWebSocketHandler(this.jsonFactory);
    try (WebSocketSession webSocketSession = startWebSocketSession(result)) {

        SubscribeMessage subscribeMsg = new SubscribeMessage("resultTopic");
        webSocketSession.sendMessage(new TextMessage(subscribeMsg.toJson(this.jsonFactory)));

        PublishMessage pm = new PublishMessage("sumTopic", Arrays.asList(1, 2, 3, 4));
        webSocketSession.sendMessage(new TextMessage(pm.toJson(this.jsonFactory)));

        EventMessage event = (EventMessage) result.getWampMessage();
        assertThat(event.getTopicURI()).isEqualTo("resultTopic");
        assertThat(event.getEvent()).isEqualTo(10);
    }//w w w  . j  ava2 s .  c o m
}

From source file:ch.rasc.wampspring.config.WampSubProtocolHandler.java

@Override
public void afterSessionStarted(WebSocketSession session, MessageChannel outputChannel) {
    if (session.getTextMessageSizeLimit() < MINIMUM_WEBSOCKET_MESSAGE_SIZE) {
        session.setTextMessageSizeLimit(MINIMUM_WEBSOCKET_MESSAGE_SIZE);
    }/*  w  w w.j  av a 2  s.c o m*/

    WelcomeMessage welcomeMessage = new WelcomeMessage(session.getId(), SERVER_IDENTIFIER);
    try {
        session.sendMessage(new TextMessage(welcomeMessage.toJson(this.jsonFactory)));
    } catch (IOException e) {
        logger.error("Failed to send welcome message to client in session " + session.getId() + ".", e);
    }
}

From source file:ch.rasc.wampspring.pubsub.PubSubReplyAnnotationTest.java

@Test
public void testPublish4() throws InterruptedException, ExecutionException, IOException, TimeoutException {
    CompletableFutureWebSocketHandler result = new CompletableFutureWebSocketHandler(3, this.jsonFactory);
    try (WebSocketSession webSocketSession = startWebSocketSession(result)) {

        webSocketSession//from  w  ww .  j a v a 2 s . c om
                .sendMessage(new TextMessage(new SubscribeMessage("replyTo4_1").toJson(this.jsonFactory)));
        webSocketSession
                .sendMessage(new TextMessage(new SubscribeMessage("replyTo4_2").toJson(this.jsonFactory)));
        webSocketSession
                .sendMessage(new TextMessage(new SubscribeMessage("replyTo4_3").toJson(this.jsonFactory)));

        PublishMessage pm = new PublishMessage("incomingPublish4", "testPublish4");
        webSocketSession.sendMessage(new TextMessage(pm.toJson(this.jsonFactory)));

        List<WampMessage> resultList = result.getWampMessages();

        for (int i = 0; i < resultList.size(); i++) {
            EventMessage eventMessage = (EventMessage) resultList.get(i);
            assertThat(eventMessage.getTopicURI()).isEqualTo("replyTo4_" + (i + 1));
            assertThat(eventMessage.getEvent()).isEqualTo("return4:testPublish4");
        }
    }
}

From source file:org.kurento.tutorial.player.PlayerFrameSaverHandler.java

private void start(final WebSocketSession session, JsonObject jsonMessage) {

    String videourl = jsonMessage.get("videourl").getAsString();
    log.info("Video-URL is {} --- Session-ID is {}", videourl, session.getId());

    // create the Media pipeline --- no video source or sink yet, but initial state is PLAYING
    mPipeline = kurento.createMediaPipeline();

    // add FrameSaverVideoFilter to pipeline --- pipeline state changes from PLAYING to READY  
    mFrameSaverProxy = FrameSaverPluginProxy.newInstance(mPipeline);

    // add to pipeline two Media Elements (WebRtcEndpoint, PlayerEndpoint)
    mWebRtc = new WebRtcEndpoint.Builder(mPipeline).build();
    mPlayer = new PlayerEndpoint.Builder(mPipeline, videourl).build();

    // Create and Update User Session
    UserSession user = new UserSession();
    user.setMediaPipeline(mPipeline);//  w  w w. j a va 2 s.  c om
    user.setWebRtcEndpoint(mWebRtc);
    user.setPlayerEndpoint(mPlayer);
    users.put(session.getId(), user);

    // Connect The Elements
    mPlayer.connect(mWebRtc);

    // Configure The WebRtcEndpoint --- add ICE-candidate-Found-Listener
    mWebRtc.addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

        @Override
        public void onEvent(IceCandidateFoundEvent event) {
            JsonObject response = new JsonObject();
            response.addProperty("id", "iceCandidate");
            response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
            try {
                synchronized (session) {
                    session.sendMessage(new TextMessage(response.toString()));
                }
            } catch (IOException e) {
                log.debug(e.getMessage());
            }
        }
    });

    String sdpOffer = jsonMessage.get("sdpOffer").getAsString();
    String sdpAnswer = mWebRtc.processOffer(sdpOffer);

    JsonObject response = new JsonObject();
    response.addProperty("id", "startResponse");
    response.addProperty("sdpAnswer", sdpAnswer);
    sendMessage(session, response.toString());

    // Configure The WebRtcEndpoint --- add Media-State-Change-Listener
    mWebRtc.addMediaStateChangedListener(new EventListener<MediaStateChangedEvent>() {
        @Override
        public void onEvent(MediaStateChangedEvent event) {

            if (event.getNewState() == MediaState.CONNECTED) {
                VideoInfo videoInfo = mPlayer.getVideoInfo();

                JsonObject response = new JsonObject();
                response.addProperty("id", "videoInfo");
                response.addProperty("isSeekable", videoInfo.getIsSeekable());
                response.addProperty("initSeekable", videoInfo.getSeekableInit());
                response.addProperty("endSeekable", videoInfo.getSeekableEnd());
                response.addProperty("videoDuration", videoInfo.getDuration());
                sendMessage(session, response.toString());
            }
        }
    });

    mWebRtc.gatherCandidates();

    // Configure The PlayEndpoint --- add Error-Listener
    mPlayer.addErrorListener(new EventListener<ErrorEvent>() {
        @Override
        public void onEvent(ErrorEvent event) {
            log.info("ErrorEvent: {}", event.getDescription());
            sendPlayEnd(session);
        }
    });

    // Configure The PlayEndpoint --- add End-Of-Stream-Listener
    mPlayer.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
        @Override
        public void onEvent(EndOfStreamEvent event) {
            log.info("EndOfStreamEvent: {}", event.getTimestamp());
            sendPlayEnd(session);
        }
    });

    if (mFrameSaverProxy != null) {
        mFrameSaverProxy.setParams(mFrameSaverParams);

        mFrameSaverProxy.setElementsToSplice(mPlayer.getName(), mWebRtc.getName());

        mFrameSaverProxy.setElementsToSplice(mPlayer.getName(), mWebRtc.getName());

        //? mFrameSaverProxy.startPlaying();    // possibly not needed
    }

    // Activate The PlayEndpoint --- start playing
    mPlayer.play();
}

From source file:dk.apaq.orderly.CallHandler.java

private synchronized void presenter(final WebSocketSession session, BroadcastMessage message)
        throws IOException {
    Authentication auth = (Authentication) session.getPrincipal();
    auth = SecurityContextHolder.getContext().getAuthentication();
    if (presenterUserSession == null) {
        presenterUserSession = new UserSession(session, objectMapper);

        pipeline = kurento.createMediaPipeline();

        presenterUserSession.setWebRtcEndpoint(new WebRtcEndpoint.Builder(pipeline).build());

        WebRtcEndpoint presenterWebRtc = presenterUserSession.getWebRtcEndpoint();

        presenterWebRtc.addOnIceCandidateListener(new EventListener<OnIceCandidateEvent>() {

            @Override//from w w  w .  j a  va 2  s  .  com
            public void onEvent(OnIceCandidateEvent event) {
                BroadcastMessageResponse response = new BroadcastMessageResponse(
                        BroadcastMessageType.IceCandidate,
                        dk.apaq.orderly.model.IceCandidate.fromOrg(event.getCandidate()));
                try {
                    synchronized (session) {
                        session.sendMessage(new TextMessage(objectMapper.writeValueAsString(response)));
                    }
                } catch (IOException e) {
                    log.debug(e.getMessage());
                }
            }
        });

        String sdpOffer = message.getSdpOffer();
        String sdpAnswer = presenterWebRtc.processOffer(sdpOffer);

        BroadcastMessageResponse response = new BroadcastMessageResponse(BroadcastMessageType.PresenterResponse,
                BroadcastMessageResponseType.Accepted);
        response.setSdpAnswer(sdpAnswer);

        synchronized (session) {
            presenterUserSession.sendMessage(response);
        }
        presenterWebRtc.gatherCandidates();

    } else {
        BroadcastMessageResponse response = new BroadcastMessageResponse(BroadcastMessageType.PresenterResponse,
                BroadcastMessageResponseType.Rejected,
                "Another user is currently acting as sender. Try again later ...");
        session.sendMessage(new TextMessage(objectMapper.writeValueAsString(response)));
    }
}

From source file:com.visual_tools.nubomedia.nuboEarJava.NuboEarJavaHandler.java

private void notEnoughResources(WebSocketSession session) {
    // 1. Send notEnoughResources message to client
    JsonObject response = new JsonObject();
    response.addProperty("id", "notEnoughResources");
    sendMessage(session, new TextMessage(response.toString()));

    // 2. Release media session
    release(session);//from  w w w.ja  v  a 2s  .  co  m
}

From source file:org.kurento.tutorial.one2manycall.CallHandler.java

private synchronized void viewer(final WebSocketSession session, JsonObject jsonMessage) throws IOException {
    if (presenterUserSession == null || presenterUserSession.getWebRtcEndpoint() == null) {
        JsonObject response = new JsonObject();
        response.addProperty("id", "viewerResponse");
        response.addProperty("response", "rejected");
        response.addProperty("message", "No active sender now. Become sender or . Try again later ...");
        session.sendMessage(new TextMessage(response.toString()));
    } else {//w  ww  .  ja v  a2  s . c  om
        if (viewers.containsKey(session.getId())) {
            JsonObject response = new JsonObject();
            response.addProperty("id", "viewerResponse");
            response.addProperty("response", "rejected");
            response.addProperty("message", "You are already viewing in this session. "
                    + "Use a different browser to add additional viewers.");
            session.sendMessage(new TextMessage(response.toString()));
            return;
        }
        UserSession viewer = new UserSession(session);
        viewers.put(session.getId(), viewer);

        WebRtcEndpoint nextWebRtc = new WebRtcEndpoint.Builder(pipeline).build();

        nextWebRtc.addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

            @Override
            public void onEvent(IceCandidateFoundEvent event) {
                JsonObject response = new JsonObject();
                response.addProperty("id", "iceCandidate");
                response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
                try {
                    synchronized (session) {
                        session.sendMessage(new TextMessage(response.toString()));
                    }
                } catch (IOException e) {
                    log.debug(e.getMessage());
                }
            }
        });

        viewer.setWebRtcEndpoint(nextWebRtc);
        presenterUserSession.getWebRtcEndpoint().connect(nextWebRtc);
        String sdpOffer = jsonMessage.getAsJsonPrimitive("sdpOffer").getAsString();
        String sdpAnswer = nextWebRtc.processOffer(sdpOffer);

        JsonObject response = new JsonObject();
        response.addProperty("id", "viewerResponse");
        response.addProperty("response", "accepted");
        response.addProperty("sdpAnswer", sdpAnswer);

        synchronized (session) {
            viewer.sendMessage(response);
        }
        nextWebRtc.gatherCandidates();
    }
}

From source file:org.kurento.tutorial.one2onecallrec.CallHandler.java

private void incomingCallResponse(final UserSession callee, JsonObject jsonMessage) throws IOException {
    String callResponse = jsonMessage.get("callResponse").getAsString();
    String from = jsonMessage.get("from").getAsString();
    final UserSession calleer = registry.getByName(from);
    String to = calleer.getCallingTo();

    if ("accept".equals(callResponse)) {
        log.debug("Accepted call from '{}' to '{}'", from, to);

        CallMediaPipeline callMediaPipeline = new CallMediaPipeline(kurento, from, to);
        pipelines.put(calleer.getSessionId(), callMediaPipeline.getPipeline());
        pipelines.put(callee.getSessionId(), callMediaPipeline.getPipeline());

        callee.setWebRtcEndpoint(callMediaPipeline.getCalleeWebRtcEp());
        callMediaPipeline.getCalleeWebRtcEp()
                .addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

                    @Override//from  w  w w  .  j  av a2 s .  co m
                    public void onEvent(IceCandidateFoundEvent event) {
                        JsonObject response = new JsonObject();
                        response.addProperty("id", "iceCandidate");
                        response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
                        try {
                            synchronized (callee.getSession()) {
                                callee.getSession().sendMessage(new TextMessage(response.toString()));
                            }
                        } catch (IOException e) {
                            log.debug(e.getMessage());
                        }
                    }
                });

        String calleeSdpOffer = jsonMessage.get("sdpOffer").getAsString();
        String calleeSdpAnswer = callMediaPipeline.generateSdpAnswerForCallee(calleeSdpOffer);
        JsonObject startCommunication = new JsonObject();
        startCommunication.addProperty("id", "startCommunication");
        startCommunication.addProperty("sdpAnswer", calleeSdpAnswer);

        synchronized (callee) {
            callee.sendMessage(startCommunication);
        }

        callMediaPipeline.getCalleeWebRtcEp().gatherCandidates();

        String callerSdpOffer = registry.getByName(from).getSdpOffer();

        calleer.setWebRtcEndpoint(callMediaPipeline.getCallerWebRtcEp());
        callMediaPipeline.getCallerWebRtcEp()
                .addIceCandidateFoundListener(new EventListener<IceCandidateFoundEvent>() {

                    @Override
                    public void onEvent(IceCandidateFoundEvent event) {
                        JsonObject response = new JsonObject();
                        response.addProperty("id", "iceCandidate");
                        response.add("candidate", JsonUtils.toJsonObject(event.getCandidate()));
                        try {
                            synchronized (calleer.getSession()) {
                                calleer.getSession().sendMessage(new TextMessage(response.toString()));
                            }
                        } catch (IOException e) {
                            log.debug(e.getMessage());
                        }
                    }
                });

        String callerSdpAnswer = callMediaPipeline.generateSdpAnswerForCaller(callerSdpOffer);

        JsonObject response = new JsonObject();
        response.addProperty("id", "callResponse");
        response.addProperty("response", "accepted");
        response.addProperty("sdpAnswer", callerSdpAnswer);

        synchronized (calleer) {
            calleer.sendMessage(response);
        }

        callMediaPipeline.getCallerWebRtcEp().gatherCandidates();

        callMediaPipeline.record();

    } else {
        JsonObject response = new JsonObject();
        response.addProperty("id", "callResponse");
        response.addProperty("response", "rejected");
        calleer.sendMessage(response);
    }
}