public boolean seConnecter() { try { this.address = InetAddress.getByName(this.serverIpAddress); this.requestSocket = new Socket(this.address, this.portCom); this.dos = new DataOutputStream(this.requestSocket.getOutputStream()); if (this.requestSocket.isConnected()) { Log.d("Client", "Connection établie"); Thread envoiThread = new Thread(this); envoiThread.start(); return true; } else { return false; } } catch (IOException ioException) { ioException.getMessage(); if (requestSocket.isConnected()) this.seDeconnecter(); System.err.println("Erreur"); Log.d("Client", "Erreur Configuration serveur"); return false; } catch (Exception e) { if (requestSocket.isConnected()) this.seDeconnecter(); Log.d("Description Erreur", e.toString()); return false; } }
@Override protected void onHandleIntent(Intent intent) { if (intent.getAction().equals(ACTION_SEND_MESSAGE)) { String messageString = intent.getExtras().getString(EXTRAS_MESSSGE_STRING); String host = intent.getExtras().getString(EXTRAS_ADDRESS); Socket socket = new Socket(); int port = intent.getExtras().getInt(EXTRAS_PORT); try { Log.d("MessageTransferService", "Opening client socket - host: " + host); socket.bind(null); socket.connect((new InetSocketAddress(host, port)), SOCKET_TIMEOUT); Log.d("MessageTransferService", "Client socket - " + socket.isConnected()); OutputStream os = socket.getOutputStream(); byte[] stringByte = messageString.getBytes(); os.write(stringByte); os.close(); Log.d("MessageTransferService", "Client: Data written"); } catch (IOException e) { Log.e("MessageTransferService", e.getMessage()); } finally { if (socket != null) { if (socket.isConnected()) { try { socket.close(); } catch (IOException e) { e.printStackTrace(); } } } } } }
@Override protected Void doInBackground(final Void... unused) { Wrapper wrapper = new Wrapper(); try { serverAddress = InetAddress.getByName(Constants.SERVER_IP); serverSocket = new Socket(); serverSocket.connect( new InetSocketAddress(Constants.SERVER_IP, Constants.SERVER_PORT), 5000); } catch (Exception e) { e.printStackTrace(); } wrapper.type = 0; wrapper.status = serverSocket.isConnected(); publishProgress(wrapper); try { Thread.sleep(500); dataInputStream = new DataInputStream(serverSocket.getInputStream()); dataOutputStream = new DataOutputStream(serverSocket.getOutputStream()); wrapper.type = 1; while (serverSocket.isConnected()) { bytes = 0; size = dataInputStream.readInt(); data = new byte[size]; for (int i = 0; i < size; i += bytes) { bytes = dataInputStream.read(data, i, size - i); } buff = new Mat(1, size, CvType.CV_8UC1); buff.put(0, 0, data); rev = Highgui.imdecode(buff, Highgui.CV_LOAD_IMAGE_UNCHANGED); Imgproc.cvtColor(rev, ret, Imgproc.COLOR_RGB2BGR); wrapper.img = ret; publishProgress(wrapper); Thread.sleep(75); } } catch (Exception e) { e.printStackTrace(); } return null; }
@Override public boolean disconnect() { if (!socket.isConnected()) return false; try { input.close(); output.close(); socket.close(); } catch (IOException e) { Logger.printException(this, e); } return !socket.isConnected(); }
/* * (non-Javadoc) * @see android.app.IntentService#onHandleIntent(android.content.Intent) */ @Override protected void onHandleIntent(Intent intent) { Context context = GlobalApplication.getGlobalAppContext(); if (intent.getAction().equals(FileTransferService.ACTION_SEND_FILE)) { String host = intent.getExtras().getString(FileTransferService.EXTRAS_GROUP_OWNER_ADDRESS); String InetAddress = intent.getExtras().getString(FileTransferService.inetaddress); CommonMethods.e("LocalIp Received while first connect", "host address" + host); Socket socket = new Socket(); int port = intent.getExtras().getInt(FileTransferService.EXTRAS_GROUP_OWNER_PORT); try { Log.d(WiFiDirectActivity.TAG, "Opening client socket for First tiime- "); socket.bind(null); socket.connect((new InetSocketAddress(host, port)), FileTransferService.SOCKET_TIMEOUT); Log.d(WiFiDirectActivity.TAG, "Client socket - " + socket.isConnected()); OutputStream stream = socket.getOutputStream(); ContentResolver cr = context.getContentResolver(); InputStream is = null; /* * Object that is used to send file name with extension and recieved on other side. */ ObjectOutputStream oos = new ObjectOutputStream(stream); WiFiTransferModal transObj = new WiFiTransferModal(InetAddress); oos.writeObject(transObj); System.out.println("Sending request to Socket Server"); oos.close(); // close the ObjectOutputStream after sending data. } catch (IOException e) { Log.e(WiFiDirectActivity.TAG, e.getMessage()); e.printStackTrace(); } finally { if (socket != null) { if (socket.isConnected()) { try { CommonMethods.e("WiFiClientIP Service", "First Connection service socket closed"); socket.close(); } catch (Exception e) { // Give up e.printStackTrace(); } } } } } }
@Override public void run() { while (commandLineSocket.isConnected()) { String output = keyboardScanner.nextLine(); commandLinePrintWriter.println(output); } }
public static void main(String[] args) throws IOException { int queueLenth = 10; // number of clients that can connect at the same time int clientPort = 4500; // port that JokeClient and JokeServer communicate on Socket socketClient; // initialize joke and proverb databases Database joke = new JokeDatabase(); Database proverb = new ProverbDatabase(); System.out.println("Christian Loera's Joke server, listening at port 4500 and 4891.\n"); ServerAdmin servAdmin = new ServerAdmin(); // initialize ServerAdmin class Thread threadAdmin = new Thread(servAdmin); // create new thread of ServerAdmin class threadAdmin .start(); // start ServerAdmin thread to handle JokeClientAdmin connection asynchronously @SuppressWarnings("resource") ServerSocket clientServerSocket = new ServerSocket( clientPort, queueLenth); // creates socket that binds at port JokeClient connects to System.out.println("Client server is running"); while (true) { socketClient = clientServerSocket.accept(); // listening for JokeClient if (socketClient .isConnected()) // if socketClient connects to JokeClient execute new thread of Worker new Worker(socketClient, joke, proverb, mode).start(); } }
public TCPClient(String userName) throws IOException { inFromUser = new BufferedReader(new InputStreamReader(System.in)); try { clientSocket = new Socket("78.91.1.120", 7070); } catch (UnknownHostException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } if (clientSocket.isConnected()) { System.out.println("halla"); outToServer = new DataOutputStream(clientSocket.getOutputStream()); inFromServer = new BufferedReader(new InputStreamReader(clientSocket.getInputStream())); connectToServer(); while (true) { sentence = "MSG " + inFromUser.readLine(); outToServer.writeBytes(sentence + '\n'); modifiedSentences = inFromServer.readLine(); System.out.println("FROM SERVER: " + modifiedSentences); } } else { closeConnection(); } }
public void run() { // ********************Versão original********************************* // listenSocket(this.host, this.port); // while (socket.isConnected()) { // try { // String line = in.readLine(); // String[] params = line.split(" "); // double position = Double.parseDouble(params[0]); // double sumLinePositions = Double.parseDouble(params[1]); // double previousLinePosition = Double.parseDouble(params[2]); // double drive = p * position + // i * sumLinePositions + d * (position - previousLinePosition); // out.println(drive); // } catch (IOException ex) { // Logger.getLogger(RegulatorClient.class.getName()).log(Level.SEVERE, null, ex); // break; // } // } // *********************************************************************** listenSocket(this.host, this.port); while (socket.isConnected()) { try { double position = Double.parseDouble(in.readLine()); double drive = 0; // computar usando fazzy out.println(drive); } catch (IOException ex) { Logger.getLogger(RegulatorClient.class.getName()).log(Level.SEVERE, null, ex); break; } } }
public boolean isOpen() { return (mIn != null && mOut != null && mSocket != null && mSocket.isConnected() && !mSocket.isClosed()); }
@Override public boolean isConnected() { return socket != null && !socket.isClosed() && socket.isConnected() && !socket.isOutputShutdown(); }
public static void IRCDLinkClose() { Logger log = Logger.getLogger("Minecraft"); if ((server != null) && server.isConnected()) { writeSocket(pre + "SQUIT 000 :Shutting down or some shit"); if (linkcompleted) { linkcompleted = false; } try { server.close(); } catch (IOException e) { } log.warning("[WIRC] Closed connection to " + Config.remoteHost + ":" + Config.remotePort); if (running) { log.info( "[WIRC] Retrying connection to " + Config.remoteHost + ":" + Config.remotePort + " in " + Config.reconnectTime + " seconds"); burstPre = false; burstSent = false; capabSent = false; try { Thread.sleep(Config.reconnectTime * 100); } catch (InterruptedException e) { e.printStackTrace(); } IRCDLinkStart(); } } }
@Override public void run() { try { while (true) { while (socket.getInputStream().available() == 0 && socket.isConnected()) { Thread.sleep(1); } int size = socket.getInputStream().available(); byte[] buffer = new byte[size]; socket.getInputStream().read(buffer, 0, size); for (OnDataCallback callback : OnData) { callback.onData(this, buffer); } } } catch (Exception e) { e.printStackTrace(); for (OnCloseCallback callback : OnClose) { callback.onClose(this); } } }
/** {@inheritDoc} */ @Override public AsyncSocketChannelImpl shutdown(ShutdownType how) throws IOException { final Socket socket = channel.socket(); try { if (how == ShutdownType.READ || how == ShutdownType.BOTH) { if (!socket.isInputShutdown()) { socket.shutdownInput(); key.selected(OP_READ); } } if (how == ShutdownType.WRITE || how == ShutdownType.BOTH) { if (!socket.isOutputShutdown()) { socket.shutdownOutput(); key.selected(OP_WRITE); } } } catch (SocketException e) { if (!socket.isConnected()) { throw Util.initCause(new NotYetConnectedException(), e); } if (socket.isClosed()) { throw Util.initCause(new ClosedChannelException(), e); } throw e; } return this; }
public void server() { try { ss = new ServerSocket(5000); socket = ss.accept(); System.out.println(socket); in = new BufferedReader(new InputStreamReader(socket.getInputStream())); out = new PrintWriter(socket.getOutputStream(), true); while (socket.isConnected()) { String line = in.readLine(); System.out.println(line); out.println("you input is :" + line); } out.close(); in.close(); socket.close(); } catch (IOException e) { } finally { try { ss.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }
public PircTestRunner(Configuration.Builder config) throws IOException, IrcException { ACTIVE_INSTANCE_COUNT++; InetAddress address = InetAddress.getByName("127.1.1.1"); Socket socket = mock(Socket.class); when(socket.isConnected()).thenReturn(true); when(socket.getInputStream()).thenReturn(new ByteArrayInputStream(new byte[0])); when(socket.getOutputStream()).thenReturn(new ByteArrayOutputStream()); SocketFactory socketFactory = mock(SocketFactory.class); when(socketFactory.createSocket(eq(address), anyInt(), eq((InetAddress) null), eq(0))) .thenReturn(socket); config.setSocketFactory(socketFactory); config.setListenerManager( new GenericListenerManager() { final Logger log = LoggerFactory.getLogger(getClass()); @Override public void onEvent(Event event) { log.debug("Dispatched event " + event); eventQueue.addLast(event); } }); in = new FakeReader(); bot = new CapturedPircBotX(config.buildConfiguration()); bot.startBot(); }
/** * 入力データからパケットを構築して送信する。今回はSocketを複数開いたり、 ということは起こらないので本メソッドに集約してしまってる。空文字列が送られてきたら * 特殊パターンとしてrefresh用のパケットを構築する(つまり\0単独は特殊パターン) * * @return 正常終了時は0。サーバへの接続が失われていれば-4。その他I/Oエラー時は-1。 */ private int sendPacket(String src) { OutputStream writer; Log.d("moku99", "sending a packet"); try { if (clientSock.isConnected() == false) { return -4; } writer = clientSock.getOutputStream(); if (src.equals("")) { // 空の特殊パターン ByteBuffer buf = ByteBuffer.allocate(8); buf.putInt(myId.intValue()); buf.putInt(0); writer.write(buf.array()); } else { // 通常メッセージ送信パターン byte[] strBuf = src.getBytes(); ByteBuffer buf = ByteBuffer.allocate(8 + strBuf.length); buf.putInt(myId.intValue()); buf.putInt(strBuf.length); buf.put(strBuf); writer.write(buf.array()); } } catch (IOException e) { Log.d("moku99", e.getLocalizedMessage()); return -1; } return 0; }
@SuppressWarnings("static-access") public static void Login(String ip, String login) { chat.menuItem1.setEnabled(false); chat.setDefaultCloseOperation(chat.EXIT_ON_CLOSE); int port = 30000; if (ip.contains(":")) { String p = ip.split(":")[1]; port = Integer.parseInt(p); } try { socket = new Socket(ip, port); } catch (Exception e) { write("<font color=red><b> Le serveur <i>" + ip + "</i> est indisponible </b> </font> "); chat.menuItem1.setEnabled(true); return; } if (!socket.isConnected()) { System.out.println("Erreur"); } t1 = new Thread(new Connexion(socket, login)); t1.start(); }
protected Socket borrowSocket() throws IOException { Socket socket = socketBlockingQueue.poll(); if (socket != null) { if (socket.isClosed() || !socket.isConnected() || socket.isInputShutdown() || socket.isOutputShutdown()) { try { socket.close(); } catch (IOException ioe) { if (_log.isWarnEnabled()) { _log.warn(ioe, ioe); } } socket = null; } } if (socket == null) { socket = new Socket(); socket.connect(socketAddress); } return socket; }
/** * Check if the Socket is still connected * * @return true if a connection is established */ public boolean isConnected() { if (mSocket == null || !mSocket.isConnected()) { return false; } else { return true; } }
private Socket getSocket(InetAddress addr, int portNo) { Socket socket = null; if (sockets.containsKey(addr) == true) { socket = sockets.get(addr); // check the status of the socket if (socket.isConnected() == false || socket.isInputShutdown() == true || socket.isOutputShutdown() == true || socket.getPort() != portNo) { // if socket is not suitable, then create a new socket sockets.remove(addr); try { socket.shutdownInput(); socket.shutdownOutput(); socket.close(); socket = new Socket(addr, portNo); sockets.put(addr, socket); } catch (IOException e) { Log.e("getSocket: when closing and removing", ""); } } } else { try { socket = new Socket(addr, portNo); sockets.put(addr, socket); } catch (IOException e) { Log.e("getSocket: when creating", ""); } } return socket; }
public static void main(String[] args) throws IOException { Socket s = new Socket(); s.connect(new InetSocketAddress("www.meizu.com", 80), 2000); // s.setSoTimeout(2000); boolean b = s.isConnected(); System.out.println(b); if (b) { InputStream in = s.getInputStream(); System.out.println(in); Scanner scanner = new Scanner(in); byte[] buf = new byte[1024]; System.out.println(in.available()); System.out.println((in.read(buf) != -1)); while (in.read(buf) != -1) { System.out.println("in..."); System.out.println(buf); } while (scanner.hasNext()) { System.out.println("有数据。。。。"); String next = scanner.nextLine(); System.out.println(next); } s.close(); if (s.isClosed()) { System.out.println("套接字已经关闭"); } } }
@Override public void onCreate() { Log.i(TAG, "inside onCreate - Creating Socket"); super.onCreate(); if (mSocket == null || mSocket.isClosed()) { try { // mSocket = new Socket(InetAddress.getByName("localhost"), 7201); mSocket = new Socket(); Log.d(TAG, "Opening client socket - "); mSocket.bind(null); mSocket.connect( (new InetSocketAddress( getString(R.string.queue_server_dns), getResources().getInteger(R.integer.next_token_port))), SOCKET_TIMEOUT); Log.d(TAG, "Client socket - " + mSocket.isConnected()); assert mSocket != null; mDataInputStream = new DataInputStream(mSocket.getInputStream()); Log.i(TAG, "Socket Created, Stream Opened"); } catch (UnknownHostException e) { e .printStackTrace(); // To change body of catch statement use File | Settings | File // Templates. } catch (IOException e) { e .printStackTrace(); // To change body of catch statement use File | Settings | File // Templates. } } }
void test() throws Exception { InetSocketAddress proxyAddress = new InetSocketAddress(proxyHost, proxyPort); Proxy httpProxy = new Proxy(Proxy.Type.HTTP, proxyAddress); try (ServerSocket ss = new ServerSocket(0); Socket sock = new Socket(httpProxy)) { sock.setSoTimeout(SO_TIMEOUT); sock.setTcpNoDelay(false); InetSocketAddress externalAddress = new InetSocketAddress(InetAddress.getLocalHost(), ss.getLocalPort()); out.println("Trying to connect to server socket on " + externalAddress); sock.connect(externalAddress); try (Socket externalSock = ss.accept()) { // perform some simple checks check(sock.isBound(), "Socket is not bound"); check(sock.isConnected(), "Socket is not connected"); check(!sock.isClosed(), "Socket should not be closed"); check(sock.getSoTimeout() == SO_TIMEOUT, "Socket should have a previously set timeout"); check(sock.getTcpNoDelay() == false, "NODELAY should be false"); simpleDataExchange(sock, externalSock); } } }
public void run() { int count = 0; byte[] lenbuf = new byte[2]; try { // For high volume apps you will be better off only reading the // stream in this thread // and then using another thread to parse the buffers and process // the requests // Otherwise the network buffer might fill up and you can miss a // request. while (socket != null && socket.isConnected() && Thread.currentThread().isAlive() && !Thread.currentThread().isInterrupted()) { if (socket.getInputStream().read(lenbuf) == 2) { int size = ((lenbuf[0] & 0xff) << 8) | (lenbuf[1] & 0xff); byte[] buf = new byte[size]; // We're not expecting ETX in this case socket.getInputStream().read(buf); count++; // Set a job to parse the message and respond // Delay it a bit to pretend we're doing something important threadPool.schedule(new Processor(buf, socket), 400, TimeUnit.MILLISECONDS); } } } catch (IOException ex) { log.error("Exception occurred...", ex); } log.debug(String.format("Exiting after reading %d requests", count)); try { socket.close(); } catch (IOException ex) { } }
public static boolean isPortAvailable(int port) { boolean available = true; int available_code = mOpenPorts.get(port); if (available_code != 0) return available_code != 1; try { // attempt 3 times since proxy and server could be still releasing // their ports for (int i = 0; i < 3; i++) { Socket channel = new Socket(); InetSocketAddress address = new InetSocketAddress(InetAddress.getByName(mNetwork.getLocalAddressAsString()), port); channel.connect(address, 200); available = !channel.isConnected(); channel.close(); if (available) break; Thread.sleep(200); } } catch (Exception e) { available = true; } mOpenPorts.put(port, available ? 2 : 1); return available; }
/** * Creates a SocksSocket instance with a {@link SocksProxy} and a * * @param proxy SOCKS proxy. * @param proxySocket a unconnected socket. it will connect SOCKS server later. */ public SocksSocket(SocksProxy proxy, Socket proxySocket) { checkNotNull(proxy, "Argument [proxy] may not be null"); checkNotNull(proxySocket, "Argument [proxySocket] may not be null"); checkArgument(!proxySocket.isConnected(), "Proxy socket should be unconnected"); this.proxySocket = proxySocket; this.proxy = proxy.copy(); this.proxy.setProxySocket(proxySocket); }
public boolean validateObject(Object key, Object value) { SocketAndStreams sands = (SocketAndStreams) value; Socket s = sands.getSocket(); boolean isValid = !s.isClosed() && s.isBound() && s.isConnected(); if (!isValid && logger.isDebugEnabled()) logger.debug("Socket connection " + sands + " is no longer valid, closing."); return isValid; }
private void reconnect() throws IOException { if (socket == null) { connect(); } else if (socket.isClosed() || (!socket.isConnected())) { close(); connect(); } }
// @override @Override public void run() { Thread.currentThread().setName("SparshUI Client->ServerConnection"); while (_socket.isConnected()) { if (!_protocol.processRequest(_client)) // BH -- must allow for server failure break; } }