Example usage for com.google.gwt.websockets.client WebSocket WebSocket

Introduction

In this page you can find the example usage for com.google.gwt.websockets.client WebSocket WebSocket.

Prototype

public WebSocket(WebSocketCallback callback) 

Source Link

Usage

From source file:net.cristcost.study.gwtws.client.WebSocketApp.java

License:Apache License

@UiHandler("connectButton")
void handleConnectButtonClick(ClickEvent e) {

    Dictionary dictionary = Dictionary.getDictionary("config");

    if (dictionary.get("wsurl") == null) {
        appendErrorMessage("No WebSocket url specified!");
    }//  w  w w  .  j  a va 2s .c o m

    ws = new WebSocket(this);
    ws.connect(dictionary.get("wsurl"));

    appendClientMessage("Connect");
}

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From source file:org.waveprotocol.box.webclient.client.WaveSocketFactory.java

License:Apache License

/**
 * Create a WaveSocket instance that wraps a concrete socket implementation.
 * If useWebSocketAlt is true an instance of {@link org.waveprotocol.box.webclient.client.atmosphere.AtmosphereConnection}
 * is wrapped, otherwise an instance of {@link com.google.gwt.websockets.client.WebSocket} is
 * wrapped.//from   w  w  w.jav  a 2s  . c  om
 */
public static WaveSocket create(boolean useWebSocketAlt, final String urlBase,
        final WaveSocket.WaveSocketCallback callback) {
    if (useWebSocketAlt) {
        return new WaveSocket() {

            private final AtmosphereConnection socket = new AtmosphereConnectionImpl(
                    new AtmosphereConnectionListener() {

                        @Override
                        public void onConnect() {
                            callback.onConnect();
                        }

                        @Override
                        public void onDisconnect() {
                            callback.onDisconnect();
                        }

                        @Override
                        public void onMessage(String message) {
                            callback.onMessage(message);
                        }
                    }, urlBase);

            @Override
            public void connect() {
                socket.connect();

            }

            @Override
            public void disconnect() {
                socket.close();
            }

            @Override
            public void sendMessage(String message) {
                socket.sendMessage(message);
            }

        };

    } else {
        return new WaveSocket() {
            final WebSocket socket = new WebSocket(new WebSocketCallback() {
                @Override
                public void onConnect() {
                    callback.onConnect();
                }

                @Override
                public void onDisconnect() {
                    callback.onDisconnect();
                }

                @Override
                public void onMessage(String message) {
                    callback.onMessage(message);
                }
            });

            @Override
            public void connect() {
                socket.connect(urlBase + "socket");
            }

            @Override
            public void disconnect() {
                socket.close();
            }

            @Override
            public void sendMessage(String message) {
                socket.send(message);
            }
        };
    }
}

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From source file:org.waveprotocol.wave.examples.client.webclient.client.WaveWebSocketClient.java

License:Apache License

public WaveWebSocketClient(final WaveWebSocketCallback callback) {
    submitRequestCallbacks = new HashMap<Integer, SubmitResponseCallback>();
    WebSocketCallback wsCallback = new WebSocketCallback() {

        public void onConnect() {
            connected = ConnectState.CONNECTED;
            callback.connected();/*from w ww  .  j  ava 2s .  co m*/
        }

        public void onDisconnect() {
            connected = ConnectState.DISCONNECTED;
            callback.disconnected();
        }

        public void onMessage(final String message) {
            LOG.info("received JSON message " + message);
            JSONValue json = JSONParser.parse(message);
            // TODO(arb): pull apart the wrapper, extract the message.
            JSONObject wrapper = json.isObject();
            String messageType = wrapper.get("messageType").isString().stringValue();
            String payload = wrapper.get("messageJson").isString().stringValue();
            if (messageType.equals("ProtocolWaveletUpdate")) {
                ProtocolWaveletUpdate payloadMessage = ProtocolWaveletUpdate.parse(payload);
                callback.handleWaveletUpdate(payloadMessage);
            } else if (messageType.equals("ProtocolSubmitResponse")) {
                ProtocolSubmitResponse payloadMessage = ProtocolSubmitResponse.parse(payload);
                SubmitResponseCallback submitCallback = submitRequestCallbacks
                        .get((int) wrapper.get("sequenceNumber").isNumber().doubleValue());
                submitCallback.run(payloadMessage);
            }
        }
    };

    client = new WebSocket(wsCallback);
}

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