Example usage for com.google.gson JsonObject toString

List of usage examples for com.google.gson JsonObject toString

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Introduction

In this page you can find the example usage for com.google.gson JsonObject toString.

Prototype

@Override
public String toString()

Source Link

Document

Returns a String representation of this element.

Usage

From source file:com.elasticrtc.tutorial.one2one.ws.CallHandler.java

License:Apache License

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 pipeline = null;
        try {//from w ww.j a  v a2 s  .  co  m
            pipeline = new CallMediaPipeline(kurento);
            pipelines.put(calleer.getSessionId(), pipeline);
            pipelines.put(callee.getSessionId(), pipeline);

            callee.setWebRtcEndpoint(pipeline.getCalleeWebRtcEp());
            pipeline.getCalleeWebRtcEp()
                    .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 (callee.getSession()) {
                                    callee.getSession().sendMessage(new TextMessage(response.toString()));
                                }
                            } catch (IOException e) {
                                log.debug(e.getMessage());
                            }
                        }
                    });

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

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

            pipeline.getCalleeWebRtcEp().gatherCandidates();

            String callerSdpOffer = registry.getByName(from).getSdpOffer();
            String callerSdpAnswer = pipeline.generateSdpAnswerForCaller(callerSdpOffer);
            JsonObject response = new JsonObject();
            response.addProperty("id", "callResponse");
            response.addProperty("response", "accepted");
            response.addProperty("sdpAnswer", callerSdpAnswer);

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

            pipeline.getCallerWebRtcEp().gatherCandidates();

        } catch (Throwable t) {
            log.error(t.getMessage(), t);

            if (pipeline != null) {
                pipeline.release();
            }

            pipelines.remove(calleer.getSessionId());
            pipelines.remove(callee.getSessionId());

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

            response = new JsonObject();
            response.addProperty("id", "stopCommunication");
            callee.sendMessage(response);
        }

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

From source file:com.elasticrtc.tutorial.one2one.ws.UserSession.java

License:Apache License

public void sendMessage(JsonObject message) throws IOException {
    log.debug("Sending message from user '{}': {}", name, message);
    session.sendMessage(new TextMessage(message.toString()));
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

private void start(final WebSocketSession session, JsonObject jsonMessage) {
    // 1. Media pipeline
    final UserSession user = new UserSession();
    MediaPipeline pipeline = kurento.createMediaPipeline();
    user.setMediaPipeline(pipeline);//from w  w  w .j  a v  a  2 s .  c om
    WebRtcEndpoint webRtcEndpoint = new WebRtcEndpoint.Builder(pipeline).build();
    user.setWebRtcEndpoint(webRtcEndpoint);
    String videourl = jsonMessage.get("videourl").getAsString();
    final PlayerEndpoint playerEndpoint = new PlayerEndpoint.Builder(pipeline, videourl).build();
    user.setPlayerEndpoint(playerEndpoint);
    users.put(session.getId(), user);

    playerEndpoint.connect(webRtcEndpoint);

    // 2. WebRtcEndpoint
    // ICE candidates
    webRtcEndpoint.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 = webRtcEndpoint.processOffer(sdpOffer);

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

    webRtcEndpoint.addMediaStateChangedListener(new EventListener<MediaStateChangedEvent>() {
        @Override
        public void onEvent(MediaStateChangedEvent event) {

            if (event.getNewState() == MediaState.CONNECTED) {
                VideoInfo videoInfo = playerEndpoint.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());
            }
        }
    });

    webRtcEndpoint.gatherCandidates();

    // 3. PlayEndpoint
    playerEndpoint.addErrorListener(new EventListener<ErrorEvent>() {
        @Override
        public void onEvent(ErrorEvent event) {
            log.info("ErrorEvent: {}", event.getDescription());
            sendPlayEnd(session);
        }
    });

    playerEndpoint.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
        @Override
        public void onEvent(EndOfStreamEvent event) {
            log.info("EndOfStreamEvent: {}", event.getTimestamp());
            sendPlayEnd(session);
        }
    });

    playerEndpoint.play();
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

private void resume(final WebSocketSession session) {
    UserSession user = users.get(session.getId());

    if (user != null) {
        user.getPlayerEndpoint().play();
        VideoInfo videoInfo = user.getPlayerEndpoint().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());
    }/*w  w  w.j  av  a2 s .c  o m*/
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

private void doSeek(final WebSocketSession session, JsonObject jsonMessage) {
    UserSession user = users.get(session.getId());

    if (user != null) {
        try {//  w w w  .  j a v a  2 s  .  c  o  m
            user.getPlayerEndpoint().setPosition(jsonMessage.get("position").getAsLong());
        } catch (KurentoException e) {
            log.debug("The seek cannot be performed");
            JsonObject response = new JsonObject();
            response.addProperty("id", "seek");
            response.addProperty("message", "Seek failed");
            sendMessage(session, response.toString());
        }
    }
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

private void getPosition(final WebSocketSession session) {
    UserSession user = users.get(session.getId());

    if (user != null) {
        long position = user.getPlayerEndpoint().getPosition();

        JsonObject response = new JsonObject();
        response.addProperty("id", "position");
        response.addProperty("position", position);
        sendMessage(session, response.toString());
    }/*from w ww  . j  a va  2s. co  m*/
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

public void sendPlayEnd(WebSocketSession session) {
    if (users.containsKey(session.getId())) {
        JsonObject response = new JsonObject();
        response.addProperty("id", "playEnd");
        sendMessage(session, response.toString());
    }/*from  w  w w  .  j  a  v a2  s . c o m*/
}

From source file:com.elasticrtc.tutorial.player.ws.PlayerHandler.java

License:Apache License

private void sendError(WebSocketSession session, String message) {
    if (users.containsKey(session.getId())) {
        JsonObject response = new JsonObject();
        response.addProperty("id", "error");
        response.addProperty("message", message);
        sendMessage(session, response.toString());
    }//from w w w .  ja  v  a 2 s. c  o  m
}

From source file:com.elasticrtc.tutorial.recording.ws.RecorderHandler.java

License:Apache License

private void start(final WebSocketSession session, JsonObject jsonMessage) {
    try {// w  ww . j ava  2  s.  c  o m

        // 1. Media logic (webRtcEndpoint in loopback)
        MediaPipeline pipeline = kurento.createMediaPipeline();
        WebRtcEndpoint webRtcEndpoint = new WebRtcEndpoint.Builder(pipeline).build();
        webRtcEndpoint.connect(webRtcEndpoint);

        MediaProfileSpecType profile = getMediaProfileFromMessage(jsonMessage);

        RecorderEndpoint recorder = new RecorderEndpoint.Builder(pipeline, RECORDER_FILE_PATH)
                .withMediaProfile(profile).build();

        recorder.addRecordingListener(new EventListener<RecordingEvent>() {

            @Override
            public void onEvent(RecordingEvent event) {
                JsonObject response = new JsonObject();
                response.addProperty("id", "recording");
                try {
                    synchronized (session) {
                        session.sendMessage(new TextMessage(response.toString()));
                    }
                } catch (IOException e) {
                    log.error(e.getMessage());
                }
            }

        });

        recorder.addStoppedListener(new EventListener<StoppedEvent>() {

            @Override
            public void onEvent(StoppedEvent event) {
                JsonObject response = new JsonObject();
                response.addProperty("id", "stopped");
                try {
                    synchronized (session) {
                        session.sendMessage(new TextMessage(response.toString()));
                    }
                } catch (IOException e) {
                    log.error(e.getMessage());
                }
            }

        });

        recorder.addPausedListener(new EventListener<PausedEvent>() {

            @Override
            public void onEvent(PausedEvent event) {
                JsonObject response = new JsonObject();
                response.addProperty("id", "paused");
                try {
                    synchronized (session) {
                        session.sendMessage(new TextMessage(response.toString()));
                    }
                } catch (IOException e) {
                    log.error(e.getMessage());
                }
            }

        });

        connectAccordingToProfile(webRtcEndpoint, recorder, profile);

        // 2. Store user session
        UserSession user = new UserSession(session);
        user.setMediaPipeline(pipeline);
        user.setWebRtcEndpoint(webRtcEndpoint);
        user.setRecorderEndpoint(recorder);
        registry.register(user);

        // 3. SDP negotiation
        String sdpOffer = jsonMessage.get("sdpOffer").getAsString();
        String sdpAnswer = webRtcEndpoint.processOffer(sdpOffer);

        // 4. Gather ICE candidates
        webRtcEndpoint.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.error(e.getMessage());
                }
            }
        });

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

        synchronized (user) {
            session.sendMessage(new TextMessage(response.toString()));
        }

        webRtcEndpoint.gatherCandidates();

        recorder.record();
    } catch (Throwable t) {
        log.error("Start error", t);
        sendError(session, t.getMessage());
    }
}

From source file:com.elasticrtc.tutorial.recording.ws.RecorderHandler.java

License:Apache License

private void play(UserSession user, final WebSocketSession session, JsonObject jsonMessage) {
    try {// w  w  w  .j  a  v  a  2  s.  c o m

        // 1. Media logic
        final MediaPipeline pipeline = kurento.createMediaPipeline();
        WebRtcEndpoint webRtcEndpoint = new WebRtcEndpoint.Builder(pipeline).build();
        PlayerEndpoint player = new PlayerEndpoint.Builder(pipeline, RECORDER_FILE_PATH).build();
        player.connect(webRtcEndpoint);

        // Player listeners
        player.addErrorListener(new EventListener<ErrorEvent>() {
            @Override
            public void onEvent(ErrorEvent event) {
                log.info("ErrorEvent for session '{}': {}", session.getId(), event.getDescription());
                sendPlayEnd(session, pipeline);
            }
        });
        player.addEndOfStreamListener(new EventListener<EndOfStreamEvent>() {
            @Override
            public void onEvent(EndOfStreamEvent event) {
                log.info("EndOfStreamEvent for session '{}'", session.getId());
                sendPlayEnd(session, pipeline);
            }
        });

        // 2. Store user session
        user.setMediaPipeline(pipeline);
        user.setWebRtcEndpoint(webRtcEndpoint);

        // 3. SDP negotiation
        String sdpOffer = jsonMessage.get("sdpOffer").getAsString();
        String sdpAnswer = webRtcEndpoint.processOffer(sdpOffer);

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

        // 4. Gather ICE candidates
        webRtcEndpoint.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.error(e.getMessage());
                }
            }
        });

        // 5. Play recorded stream
        player.play();

        synchronized (session) {
            session.sendMessage(new TextMessage(response.toString()));
        }

        webRtcEndpoint.gatherCandidates();
    } catch (Throwable t) {
        log.error("Play error", t);
        sendError(session, t.getMessage());
    }
}