Examples with ServerError io.crossbar.autobahn.websocket.messages.ServerError used on opensource projects

Example 1 with ServerError

use of io.crossbar.autobahn.websocket.messages.ServerError in project autobahn-java by crossbario.

the class WebSocketConnection method createHandler.

/**
 * Create master message handler.
 */
private void createHandler() {
    mMasterHandler = new Handler(Looper.getMainLooper()) {

        public void handleMessage(Message msg) {
            // anything received after that.
            if (onCloseCalled) {
                LOGGER.d("onClose called already, ignore message.");
                return;
            }
            if (msg.obj instanceof TextMessage) {
                TextMessage textMessage = (TextMessage) msg.obj;
                if (mWsHandler != null) {
                    mWsHandler.onMessage(textMessage.mPayload);
                } else {
                    LOGGER.d("could not call onTextMessage() .. handler already NULL");
                }
            } else if (msg.obj instanceof RawTextMessage) {
                RawTextMessage rawTextMessage = (RawTextMessage) msg.obj;
                if (mWsHandler != null) {
                    mWsHandler.onMessage(rawTextMessage.mPayload, false);
                } else {
                    LOGGER.d("could not call onRawTextMessage() .. handler already NULL");
                }
            } else if (msg.obj instanceof BinaryMessage) {
                BinaryMessage binaryMessage = (BinaryMessage) msg.obj;
                if (mWsHandler != null) {
                    mWsHandler.onMessage(binaryMessage.mPayload, true);
                } else {
                    LOGGER.d("could not call onBinaryMessage() .. handler already NULL");
                }
            } else if (msg.obj instanceof Ping) {
                Ping ping = (Ping) msg.obj;
                LOGGER.d("WebSockets Ping received");
                if (ping.mPayload == null) {
                    mWsHandler.onPing();
                } else {
                    mWsHandler.onPing(ping.mPayload);
                }
            } else if (msg.obj instanceof Pong) {
                Pong pong = (Pong) msg.obj;
                if (pong.mPayload == null) {
                    mWsHandler.onPong();
                } else {
                    mWsHandler.onPong(pong.mPayload);
                }
                LOGGER.d("WebSockets Pong received");
            } else if (msg.obj instanceof Close) {
                Close close = (Close) msg.obj;
                final int crossbarCloseCode = (close.mCode == 1000) ? IWebSocketConnectionHandler.CLOSE_NORMAL : IWebSocketConnectionHandler.CLOSE_CONNECTION_LOST;
                if (close.mIsReply) {
                    LOGGER.d("WebSockets Close received (" + close.mCode + " - " + close.mReason + ")");
                    closeAndCleanup();
                    onClose(crossbarCloseCode, close.mReason);
                } else if (mActive) {
                    // We have received a close frame, lets clean.
                    closeReaderThread(false);
                    mWriter.forward(new Close(1000, true));
                    mActive = false;
                } else {
                    LOGGER.d("WebSockets Close received (" + close.mCode + " - " + close.mReason + ")");
                    // we've initiated disconnect, so ready to close the channel
                    closeAndCleanup();
                    onClose(crossbarCloseCode, close.mReason);
                }
            } else if (msg.obj instanceof ServerHandshake) {
                ServerHandshake serverHandshake = (ServerHandshake) msg.obj;
                LOGGER.d("opening handshake received");
                if (serverHandshake.mSuccess) {
                    if (mWsHandler != null) {
                        mExecutor.scheduleAtFixedRate(mAutoPinger, 0, mOptions.getAutoPingInterval(), TimeUnit.SECONDS);
                        String protocol = getOrDefault(serverHandshake.headers, "Sec-WebSocket-Protocol", null);
                        mWsHandler.setConnection(WebSocketConnection.this);
                        mWsHandler.onConnect(new ConnectionResponse(protocol));
                        mWsHandler.onOpen();
                        LOGGER.d("onOpen() called, ready to rock.");
                    } else {
                        LOGGER.d("could not call onOpen() .. handler already NULL");
                    }
                }
            } else if (msg.obj instanceof CannotConnect) {
                CannotConnect cannotConnect = (CannotConnect) msg.obj;
                failConnection(IWebSocketConnectionHandler.CLOSE_CANNOT_CONNECT, cannotConnect.reason);
            } else if (msg.obj instanceof ConnectionLost) {
                ConnectionLost connnectionLost = (ConnectionLost) msg.obj;
                failConnection(IWebSocketConnectionHandler.CLOSE_CONNECTION_LOST, connnectionLost.reason);
            } else if (msg.obj instanceof ProtocolViolation) {
                @SuppressWarnings("unused") ProtocolViolation protocolViolation = (ProtocolViolation) msg.obj;
                failConnection(IWebSocketConnectionHandler.CLOSE_PROTOCOL_ERROR, "WebSockets protocol violation");
            } else if (msg.obj instanceof Error) {
                Error error = (Error) msg.obj;
                failConnection(IWebSocketConnectionHandler.CLOSE_INTERNAL_ERROR, "WebSockets internal error (" + error.mException.toString() + ")");
            } else if (msg.obj instanceof ServerError) {
                ServerError error = (ServerError) msg.obj;
                failConnection(IWebSocketConnectionHandler.CLOSE_SERVER_ERROR, "Server error " + error.mStatusCode + " (" + error.mStatusMessage + ")");
            } else {
                processAppMessage(msg.obj);
            }
        }
    };
}

Example 2 with ServerError

use of io.crossbar.autobahn.websocket.messages.ServerError in project autobahn-java by crossbario.

the class WebSocketReader method processHandshake.

/**
 * Process WebSockets handshake received from server.
 */
private boolean processHandshake() throws UnsupportedEncodingException {
    boolean res = false;
    for (int pos = mPosition - 4; pos >= 0; --pos) {
        if (mMessageData[pos] == 0x0d && mMessageData[pos + 1] == 0x0a && mMessageData[pos + 2] == 0x0d && mMessageData[pos + 3] == 0x0a) {
            // Check HTTP status code
            boolean serverError = false;
            String rawHeaders = new String(Arrays.copyOf(mMessageData, pos + 4), "UTF-8");
            String[] headers = rawHeaders.split("\r\n");
            if (headers[0].startsWith("HTTP")) {
                Pair<Integer, String> status = parseHttpStatus(headers[0]);
                if (status.first >= 300) {
                    // Invalid status code for success connection
                    notify(new ServerError(status.first, status.second));
                    serverError = true;
                }
            }
            // / \FIXME verify handshake from server
            Map<String, String> handshakeParams = parseHttpHeaders(Arrays.copyOfRange(headers, 1, headers.length));
            mMessageData = Arrays.copyOfRange(mMessageData, pos + 4, mMessageData.length + pos + 4);
            mPosition -= pos + 4;
            if (!serverError) {
                // process further when data after HTTP headers left in buffer
                res = mPosition > 0;
                mState = STATE_OPEN;
            } else {
                res = true;
                mState = STATE_CLOSED;
                mStopped = true;
            }
            onHandshake(handshakeParams, !serverError);
            break;
        }
    }
    return res;
}