Examples with Encoder javax.websocket.Encoder used on opensource projects

Example 1 with Encoder

use of javax.websocket.Encoder in project tomcat by apache.

the class WsRemoteEndpointImplBase method sendObjectByCompletion.

@SuppressWarnings({ "unchecked", "rawtypes" })
public void sendObjectByCompletion(Object obj, SendHandler completion) {
    if (obj == null) {
        throw new IllegalArgumentException(sm.getString("wsRemoteEndpoint.nullData"));
    }
    if (completion == null) {
        throw new IllegalArgumentException(sm.getString("wsRemoteEndpoint.nullHandler"));
    }
    /*
         * Note that the implementation will convert primitives and their object
         * equivalents by default but that users are free to specify their own
         * encoders and decoders for this if they wish.
         */
    Encoder encoder = findEncoder(obj);
    if (encoder == null && Util.isPrimitive(obj.getClass())) {
        String msg = obj.toString();
        sendStringByCompletion(msg, completion);
        return;
    }
    if (encoder == null && byte[].class.isAssignableFrom(obj.getClass())) {
        ByteBuffer msg = ByteBuffer.wrap((byte[]) obj);
        sendBytesByCompletion(msg, completion);
        return;
    }
    try {
        if (encoder instanceof Encoder.Text) {
            String msg = ((Encoder.Text) encoder).encode(obj);
            sendStringByCompletion(msg, completion);
        } else if (encoder instanceof Encoder.TextStream) {
            try (Writer w = getSendWriter()) {
                ((Encoder.TextStream) encoder).encode(obj, w);
            }
            completion.onResult(new SendResult());
        } else if (encoder instanceof Encoder.Binary) {
            ByteBuffer msg = ((Encoder.Binary) encoder).encode(obj);
            sendBytesByCompletion(msg, completion);
        } else if (encoder instanceof Encoder.BinaryStream) {
            try (OutputStream os = getSendStream()) {
                ((Encoder.BinaryStream) encoder).encode(obj, os);
            }
            completion.onResult(new SendResult());
        } else {
            throw new EncodeException(obj, sm.getString("wsRemoteEndpoint.noEncoder", obj.getClass()));
        }
    } catch (Exception e) {
        SendResult sr = new SendResult(e);
        completion.onResult(sr);
    }
}

Example 2 with Encoder

use of javax.websocket.Encoder in project tomcat by apache.

the class WsRemoteEndpointImplBase method sendObject.

@SuppressWarnings({ "unchecked", "rawtypes" })
public void sendObject(Object obj) throws IOException, EncodeException {
    if (obj == null) {
        throw new IllegalArgumentException(sm.getString("wsRemoteEndpoint.nullData"));
    }
    /*
         * Note that the implementation will convert primitives and their object
         * equivalents by default but that users are free to specify their own
         * encoders and decoders for this if they wish.
         */
    Encoder encoder = findEncoder(obj);
    if (encoder == null && Util.isPrimitive(obj.getClass())) {
        String msg = obj.toString();
        sendString(msg);
        return;
    }
    if (encoder == null && byte[].class.isAssignableFrom(obj.getClass())) {
        ByteBuffer msg = ByteBuffer.wrap((byte[]) obj);
        sendBytes(msg);
        return;
    }
    if (encoder instanceof Encoder.Text) {
        String msg = ((Encoder.Text) encoder).encode(obj);
        sendString(msg);
    } else if (encoder instanceof Encoder.TextStream) {
        try (Writer w = getSendWriter()) {
            ((Encoder.TextStream) encoder).encode(obj, w);
        }
    } else if (encoder instanceof Encoder.Binary) {
        ByteBuffer msg = ((Encoder.Binary) encoder).encode(obj);
        sendBytes(msg);
    } else if (encoder instanceof Encoder.BinaryStream) {
        try (OutputStream os = getSendStream()) {
            ((Encoder.BinaryStream) encoder).encode(obj, os);
        }
    } else {
        throw new EncodeException(obj, sm.getString("wsRemoteEndpoint.noEncoder", obj.getClass()));
    }
}

Example 3 with Encoder

use of javax.websocket.Encoder in project che by eclipse.

the class ServerContainerInitializeListener method createWsServerEndpointConfig.

protected ServerEndpointConfig createWsServerEndpointConfig(ServletContext servletContext) {
    final List<Class<? extends Encoder>> encoders = new LinkedList<>();
    final List<Class<? extends Decoder>> decoders = new LinkedList<>();
    encoders.add(OutputMessageEncoder.class);
    decoders.add(InputMessageDecoder.class);
    final ServerEndpointConfig endpointConfig = create(CheWSConnection.class, websocketContext + websocketEndPoint).configurator(createConfigurator()).encoders(encoders).decoders(decoders).build();
    endpointConfig.getUserProperties().put(EVERREST_PROCESSOR_ATTRIBUTE, getEverrestProcessor(servletContext));
    endpointConfig.getUserProperties().put(EVERREST_CONFIG_ATTRIBUTE, getEverrestConfiguration(servletContext));
    endpointConfig.getUserProperties().put(EXECUTOR_ATTRIBUTE, createExecutor(servletContext));
    return endpointConfig;
}

Example 4 with Encoder

use of javax.websocket.Encoder in project jetty.project by eclipse.

the class EncoderTest method testTwoQuotes.

@Test
public void testTwoQuotes() throws Exception {
    EchoServer eserver = new EchoServer(server);
    try {
        eserver.start();
        QuotesSocket quoter = new QuotesSocket();
        ClientEndpointConfig.Builder builder = ClientEndpointConfig.Builder.create();
        List<Class<? extends Encoder>> encoders = new ArrayList<>();
        encoders.add(QuotesEncoder.class);
        builder.encoders(encoders);
        ClientEndpointConfig cec = builder.build();
        client.connectToServer(quoter, cec, server.getWsUri());
        Quotes ben = getQuotes("quotes-ben.txt");
        Quotes twain = getQuotes("quotes-twain.txt");
        quoter.write(ben);
        quoter.write(twain);
        quoter.messageQueue.awaitEventCount(2, 1000, TimeUnit.MILLISECONDS);
        String result = quoter.messageQueue.poll();
        assertReceivedQuotes(result, ben);
        result = quoter.messageQueue.poll();
        assertReceivedQuotes(result, twain);
    } finally {
        eserver.stop();
    }
}

Example 5 with Encoder

use of javax.websocket.Encoder in project javaee7-samples by javaee-samples.

the class TestClient method processRequest.

/**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    try (PrintWriter out = response.getWriter()) {
        out.println("<html>");
        out.println("<head>");
        out.println("<title>Servlet TestServlet</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<h1>Servlet TestServlet at " + request.getContextPath() + "</h1>");
        List<Class<? extends Encoder>> encoders = new ArrayList<>();
        encoders.add(MyMessageEncoder.class);
        List<Class<? extends Decoder>> decoders = new ArrayList<>();
        decoders.add(MyMessageDecoder.class);
        WebSocketContainer container = ContainerProvider.getWebSocketContainer();
        String uri = "ws://localhost:" + request.getLocalPort() + request.getContextPath() + "/websocket";
        out.println("Connecting to " + uri);
        container.connectToServer(MyClient.class, ClientEndpointConfig.Builder.create().encoders(encoders).decoders(decoders).build(), URI.create(uri));
        out.println("<br><br>Look in server.log for message exchange between client/server.");
        out.println("</body>");
        out.println("</html>");
    } catch (DeploymentException ex) {
        Logger.getLogger(TestClient.class.getName()).log(Level.SEVERE, null, ex);
    }
}