List of usage examples for java.net Socket getOutputStream
public OutputStream getOutputStream() throws IOException
From source file:tap.Tap.java
/** * Usage:<BR> FIXME?// ww w . j av a2s. c o m * java votebox.Tap [serial] [report address] [port] * * @param args arguments to be used * * @throws RuntimeException if there is an issue parsing values, the port used is bad, * or there is an interruption in the process */ public static void main(String[] args) { IAuditoriumParams params = new AuditoriumParams("tap.conf"); System.out.println(params.getReportAddress()); String reportAddr; int serial; int port; String launchCode; /* See if there isn't a full argument set */ if (args.length != 4) { int p = 0; /* Assign the default serial */ serial = params.getDefaultSerialNumber(); /* If the serial is still bad... */ if (serial == -1) { /* Try the first of the given arguments */ try { serial = Integer.parseInt(args[p]); p++; } catch (Exception e) { throw new RuntimeException( "usage: Tap [serial] [report address] [port]\nExpected valid serial."); } } /* Assign the report address */ reportAddr = params.getReportAddress(); /* If no valid address... */ if (reportAddr.length() == 0) { /* Try one of the given arguments (first or second, depending) */ try { reportAddr = args[p]; p++; } catch (Exception e) { throw new RuntimeException("usage: Tap [serial] [report address] [port]"); } } /* Assign the port */ //port = params.getPort(); port = Integer.parseInt(args[p]); /* If the port is still bad... */ if (port == -1) { /* Try one of the given arguments (first, second, or third, depending) */ try { port = Integer.parseInt(args[p]); } catch (Exception e) { throw new RuntimeException("usage: Tap [serial] [report address] [port]\nExpected valid port."); } } launchCode = "0000000000"; } /* If there is a full argument set... */ else { /* Try to load up the args */ try { serial = Integer.parseInt(args[0]); reportAddr = args[1]; port = Integer.parseInt(args[2]); launchCode = args[3]; } catch (Exception e) { throw new RuntimeException("usage: Tap [serial] [report address] [port]"); } } try { /* Create a new socket address */ System.out.println(reportAddr + port); InetSocketAddress addr = new InetSocketAddress(reportAddr, port); /* Loop until an exception or tap is started */ while (true) { try { /* Try to establish a socket connection */ Socket localCon = new Socket(); localCon.connect(addr); /* Start the tap */ (new Tap(serial, localCon.getOutputStream(), launchCode, params)).start(); System.out.println("Connection successful to " + addr); break; } catch (IOException e) { /* If no good, retry */ System.out.println("Connection failed: " + e.getMessage()); System.out.println("Retry in 5 seconds..."); Thread.sleep(5000); } } } catch (NumberFormatException e) { throw new RuntimeException( "usage: Tap [serial] [report address] [port]; where port is between 1 and 65335 & [serial] is a positive integer", e); } catch (InterruptedException e) { throw new RuntimeException(e); } /* TEST CODE */ testMethod(); /* END TEST CODE */ }
From source file:MainClass.java
public static void main(String args[]) throws Exception { System.setProperty("javax.net.ssl.keyStore", "lfkeystore2"); System.setProperty("javax.net.ssl.keyStorePassword", "wshr.ut"); SSLServerSocketFactory ssf = (SSLServerSocketFactory) SSLServerSocketFactory.getDefault(); ServerSocket ss = ssf.createServerSocket(5432); while (true) { Socket s = ss.accept(); SSLSession session = ((SSLSocket) s).getSession(); Certificate[] cchain2 = session.getLocalCertificates(); for (int i = 0; i < cchain2.length; i++) { System.out.println(((X509Certificate) cchain2[i]).getSubjectDN()); }//w w w. ja va2 s. c o m System.out.println("Peer host is " + session.getPeerHost()); System.out.println("Cipher is " + session.getCipherSuite()); System.out.println("Protocol is " + session.getProtocol()); System.out.println("ID is " + new BigInteger(session.getId())); System.out.println("Session created in " + session.getCreationTime()); System.out.println("Session accessed in " + session.getLastAccessedTime()); PrintStream out = new PrintStream(s.getOutputStream()); out.println("Hi"); out.close(); s.close(); } }
From source file:flink.iso8583.example.Client.java
public static void main(String[] args) throws Exception { Random rng = new Random(System.currentTimeMillis()); log.debug("Reading config"); mfact = ConfigParser.createFromClasspathConfig("flink/iso8583/example/config.xml"); mfact.setAssignDate(true);/*from w w w. j a va2s . c om*/ mfact.setTraceNumberGenerator(new SimpleTraceGenerator((int) (System.currentTimeMillis() % 10000))); log.debug("Connecting to server"); Socket sock = new Socket("localhost", 9999); //Send 10 messages, then wait for the responses Client reader = new Client(sock); reader.start(); for (int i = 0; i < 10; i++) { IsoMessage req = mfact.newMessage(0x200); req.setValue(4, amounts[rng.nextInt(amounts.length)], IsoType.AMOUNT, 0); req.setValue(12, req.getObjectValue(7), IsoType.TIME, 0); req.setValue(13, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(15, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(17, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(37, new Long(System.currentTimeMillis() % 1000000), IsoType.NUMERIC, 12); req.setValue(41, data[rng.nextInt(data.length)], IsoType.ALPHA, 16); req.setValue(48, data[rng.nextInt(data.length)], IsoType.LLLVAR, 0); pending.put(req.getField(11).toString(), req); log.debug("Sending request " + req.getField(11)); req.write(sock.getOutputStream(), 2); } log.debug("Waiting for responses"); while (pending.size() > 0 && sock.isConnected()) { sleep(500); } reader.interrupt(); sock.close(); log.debug("DONE."); }
From source file:j8583.example.Client.java
public static void main(String[] args) throws Exception { Random rng = new Random(System.currentTimeMillis()); log.debug("Reading config"); mfact = ConfigParser.createFromClasspathConfig("j8583/example/config.xml"); mfact.setAssignDate(true);//from w w w.j a v a 2 s .co m mfact.setTraceNumberGenerator(new SimpleTraceGenerator((int) (System.currentTimeMillis() % 10000))); System.err.println("Connecting to server"); Socket sock = new Socket("localhost", 9999); // Send 10 messages, then wait for the responses Client client = new Client(sock); Thread reader = new Thread(client, "j8583-client"); reader.start(); for (int i = 0; i < 10; i++) { IsoMessage req = mfact.newMessage(0x200); req.setValue(4, amounts[rng.nextInt(amounts.length)], IsoType.AMOUNT, 0); req.setValue(12, req.getObjectValue(7), IsoType.TIME, 0); req.setValue(13, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(15, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(17, req.getObjectValue(7), IsoType.DATE4, 0); req.setValue(37, System.currentTimeMillis() % 1000000, IsoType.NUMERIC, 12); req.setValue(41, data[rng.nextInt(data.length)], IsoType.ALPHA, 16); req.setValue(48, data[rng.nextInt(data.length)], IsoType.LLLVAR, 0); pending.put(req.getField(11).toString(), req); System.err.println(String.format("Sending request %s", req.getField(11))); req.write(sock.getOutputStream(), 2); } log.debug("Waiting for responses"); while (pending.size() > 0 && sock.isConnected()) { Thread.sleep(500); } client.stop(); reader.interrupt(); log.debug("DONE."); }
From source file:cacheservice.CacheServer.java
/** * @param args the command line arguments *//*from w ww . ja v a2 s. c o m*/ public static void main(String[] args) { // COMUNICACIN CON EL CLIENTE ServerSocket serverSocket; Socket socketCliente; DataInputStream in; //Flujo de datos de entrada DataOutputStream out; //Flujo de datos de salida String mensaje; int laTengoenCache = 0; //COMUNICACIN CON EL INDEX ServerSocket serverSocketIndex; Socket socketIndex; DataOutputStream outIndex; ObjectInputStream inIndex; String mensajeIndex; try { serverSocket = new ServerSocket(4444); System.out.print("SERVIDOR CACHE ACTIVO a la espera de peticiones"); //MIENTRAS PERMANEZCA ACTIVO EL SERVIDOR CACHE ESPERAR? POR PETICIONES DE LOS CLIENTES while (true) { socketCliente = serverSocket.accept(); in = new DataInputStream(socketCliente.getInputStream()); //Entrada de los mensajes del cliente mensaje = in.readUTF(); //Leo el mensaje enviado por el cliente System.out.println("\nHe recibido del cliente: " + mensaje); //Muestro el mensaje recibido por el cliente //int particionBuscada = seleccionarParticion(mensaje, tamanoCache, numeroParticiones); //Busco la particin //double tamanoParticion = Math.ceil( (double)tamanoCache / (double)numeroParticiones); //Thread hilo = new Hilo(mensaje,particionBuscada,cache.GetTable(),(int) tamanoParticion); //hilo.start(); //RESPUESTA DEL SERVIDOR CACHE AL CLIENTE out = new DataOutputStream(socketCliente.getOutputStream()); String respuesta = "Respuesta para " + mensaje; if (laTengoenCache == 1) { out.writeUTF(respuesta); System.out.println("\nTengo la respuesta. He respondido al cliente: " + respuesta); } else { out.writeUTF("miss"); out.close(); in.close(); socketCliente.close(); System.out.println("\nNo tengo la respuesta."); //LEER RESPUESTA DEL SERVIDOR INDEX serverSocketIndex = new ServerSocket(6666); socketIndex = serverSocketIndex.accept(); inIndex = new ObjectInputStream(socketIndex.getInputStream()); JSONObject mensajeRecibidoIndex = (JSONObject) inIndex.readObject(); System.out.println("He recibido del SERVIDOR INDEX: " + mensajeRecibidoIndex); //outIndex.close(); inIndex.close(); socketIndex.close(); } } } catch (Exception e) { System.out.print(e.getMessage()); } }
From source file:Server_socket.java
public static void main(String argv[]) throws Exception { int puerto = Integer.parseInt(argv[0]); //String username = argv[1]; //String password = argv[2]; String clientformat;//from www . j a va 2 s . c om String clientdata; String clientresult; String clientresource; String url_login = "http://localhost:3000/users/sign_in"; ServerSocket welcomeSocket = new ServerSocket(puerto); /*HttpClient httpClient = new DefaultHttpClient(); HttpPost httpPost = new HttpPost(url_login); // Add your data List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2); // nameValuePairs.add(new BasicNameValuePair("utf8", Character.toString('\u2713'))); nameValuePairs.add(new BasicNameValuePair("username", username)); nameValuePairs.add(new BasicNameValuePair("password", password)); // nameValuePairs.add(new BasicNameValuePair("commit", "Sign in")); httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs)); // Execute HTTP Post Request HttpResponse response = httpClient.execute(httpPost); String ret = EntityUtils.tostring(response.getEntity()); System.out.println(ret); */ while (true) { Socket connectionSocket = welcomeSocket.accept(); BufferedReader inFromClient = new BufferedReader( new InputStreamReader(connectionSocket.getInputStream())); clientformat = inFromClient.readLine(); System.out.println("FORMAT: " + clientformat); BufferedReader inFromClient1 = new BufferedReader( new InputStreamReader(connectionSocket.getInputStream())); clientdata = inFromClient1.readLine(); System.out.println("DATA: " + clientdata); BufferedReader inFromClient2 = new BufferedReader( new InputStreamReader(connectionSocket.getInputStream())); clientresult = inFromClient2.readLine(); System.out.println("RESULT: " + clientresult); BufferedReader inFromClient3 = new BufferedReader( new InputStreamReader(connectionSocket.getInputStream())); clientresource = inFromClient3.readLine(); System.out.println("RESOURCE: " + clientresource); System.out.println("no pasas de aqui"); String url = "http://localhost:3000/" + clientresource + "/" + clientdata + "." + clientformat; System.out.println(url); try (InputStream is = new URL(url).openStream()) { BufferedReader rd = new BufferedReader(new InputStreamReader(is, Charset.forName("UTF-8"))); StringBuilder sb = new StringBuilder(); int cp; while ((cp = rd.read()) != -1) { sb.append((char) cp); } String stb = sb.toString(); System.out.println("estas aqui"); String output = null; String jsonText = stb; output = jsonText.replace("[", "").replace("]", ""); JSONObject json = new JSONObject(output); System.out.println(json.toString()); System.out.println("llegaste al final"); DataOutputStream outToClient = new DataOutputStream(connectionSocket.getOutputStream()); outToClient.writeBytes(json.toString()); } connectionSocket.close(); } }
From source file:Cache.Servidor.java
public static void main(String[] args) throws IOException, ClassNotFoundException { // Se calcula el tamao de las particiones del cache // de manera que la relacin sea // 25% Esttico y 75% Dinmico, // siendo la porcin dinmica particionada en 3 partes. Lector l = new Lector(); // Obtener tamao total del cache. int tamCache = l.leerTamCache("config.txt"); //=================================== int tamCaches = 0; if (tamCache % 4 == 0) { // Asegura que el nro sea divisible por 4. tamCaches = tamCache / 4;// w ww. ja v a 2s.c o m } else { // Si no, suma para que lo sea. tamCaches = (tamCache - (tamCache) % 4 + 4) / 4; } // y divide por 4. System.out.println("Tamao total Cache: " + (int) tamCache); // imprimir tamao cache. System.out.println("Tamao particiones y parte esttica: " + tamCaches); // imprimir tamao particiones. //=================================== lru_cache1 = new LRUCache(tamCaches); //Instanciar atributos. lru_cache2 = new LRUCache(tamCaches); lru_cache3 = new LRUCache(tamCaches); cestatico = new CacheEstatico(tamCaches); cestatico.addEntryToCache("query3", "respuesta cacheEstatico a query 3"); cestatico.addEntryToCache("query7", "respuesta cacheEstatico a query 7"); try { ServerSocket servidor = new ServerSocket(4500); // Crear un servidor en pausa hasta que un cliente llegue. while (true) { Socket clienteNuevo = servidor.accept();// Si llega se acepta. // Queda en pausa otra vez hasta que un objeto llegue. ObjectInputStream entrada = new ObjectInputStream(clienteNuevo.getInputStream()); System.out.println("Objeto llego"); //=================================== Cache1 hilox1 = new Cache1(); // Instanciar hebras. Cache2 hilox2 = new Cache2(); Cache3 hilox3 = new Cache3(); // Leer el objeto, es un String. JSONObject request = (JSONObject) entrada.readObject(); String b = (String) request.get("busqueda"); //*************************Actualizar CACHE************************************** int actualizar = (int) request.get("actualizacion"); // Si vienen el objeto que llego viene del Index es que va a actualizar el cache if (actualizar == 1) { int lleno = cestatico.lleno(); if (lleno == 0) { cestatico.addEntryToCache((String) request.get("busqueda"), (String) request.get("respuesta")); } else { // si el cache estatico esta lleno //agrego l cache dinamico if (hash(b) % 3 == 0) { lru_cache1.addEntryToCache((String) request.get("busqueda"), (String) request.get("respuesta")); } else { if (hash(b) % 3 == 1) { lru_cache2.addEntryToCache((String) request.get("busqueda"), (String) request.get("respuesta")); } else { lru_cache3.addEntryToCache((String) request.get("busqueda"), (String) request.get("respuesta")); } } } } //*************************************************************** else { // Para cada request del arreglo se distribuye // en Cache 1 2 o 3 segn su hash. JSONObject respuesta = new JSONObject(); if (hash(b) % 3 == 0) { respuesta = hilox1.fn(request); //Y corre la funcin de una hebra. } else { if (hash(b) % 3 == 1) { respuesta = hilox2.fn(request); } else { respuesta = hilox3.fn(request); } } //RESPONDER DESDE EL SERVIDOR ObjectOutputStream resp = new ObjectOutputStream(clienteNuevo.getOutputStream());// obtengo el output del cliente para mandarle un msj resp.writeObject(respuesta); System.out.println("msj enviado desde el servidor"); //clienteNuevo.close(); //servidor.close(); } } } catch (IOException ex) { Logger.getLogger(Servidor.class.getName()).log(Level.SEVERE, null, ex); } }
From source file:Main.java
public static void whois(String query, String server) throws IOException { Socket sock = new Socket(server, 43); int c = 0;/*w w w. j a va 2 s. c om*/ OutputStream os = sock.getOutputStream(); InputStream is = sock.getInputStream(); query += "\r\n"; os.write(query.getBytes("iso8859_1")); while (c != -1) { c = is.read(); if (c != -1) System.out.println((char) c); } }
From source file:Main.java
public static void writeNetSocketBytes(Socket socket, byte[] buffer, int len) throws Exception { OutputStream os = socket.getOutputStream(); os.write(buffer, 0, len);/* w ww . j a v a 2 s. co m*/ os.flush(); }
From source file:Main.java
public static void sendStopSignal(int port) { try {//www . j ava2s.c o m Socket s = new Socket(InetAddress.getByName("127.0.0.1"), port); OutputStream out = s.getOutputStream(); System.err.println("sending server stop request"); out.write(("\r\n").getBytes()); out.flush(); s.close(); } catch (Exception e) { // can happen when called twice by jvm shutdown hook System.err.println("stop monitor thread has terminated"); } }