Example usage for java.net Socket getOutputStream

List of usage examples for java.net Socket getOutputStream

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Introduction

In this page you can find the example usage for java.net Socket getOutputStream.

Prototype

public OutputStream getOutputStream() throws IOException

Source Link

Document

Returns an output stream for this socket.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Socket socket = new Socket("localhost", 12900);
    System.out.println("Started client  socket at " + socket.getLocalSocketAddress());
    BufferedReader socketReader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
    BufferedWriter socketWriter = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
    BufferedReader consoleReader = new BufferedReader(new InputStreamReader(System.in));

    String promptMsg = "Please enter a  message  (Bye  to quit):";
    String outMsg = null;/*  ww w  .  j  a va2 s  .  co  m*/

    System.out.print(promptMsg);
    while ((outMsg = consoleReader.readLine()) != null) {
        if (outMsg.equalsIgnoreCase("bye")) {
            break;
        }
        // Add a new line to the message to the server,
        // because the server reads one line at a time.
        socketWriter.write(outMsg);
        socketWriter.write("\n");
        socketWriter.flush();

        // Read and display the message from the server
        String inMsg = socketReader.readLine();
        System.out.println("Server: " + inMsg);
        System.out.println(); // Print a blank line
        System.out.print(promptMsg);
    }
    socket.close();
}

From source file:NewFingerServer.java

public static void main(String[] arguments) throws Exception {
    ServerSocketChannel sockChannel = ServerSocketChannel.open();
    sockChannel.configureBlocking(false);

    InetSocketAddress server = new InetSocketAddress("localhost", 79);
    ServerSocket socket = sockChannel.socket();
    socket.bind(server);//from   w ww .j a  v  a 2s .co m

    Selector selector = Selector.open();
    sockChannel.register(selector, SelectionKey.OP_ACCEPT);

    while (true) {
        selector.select();
        Set keys = selector.selectedKeys();
        Iterator it = keys.iterator();
        while (it.hasNext()) {
            SelectionKey selKey = (SelectionKey) it.next();
            it.remove();
            if (selKey.isAcceptable()) {
                ServerSocketChannel selChannel = (ServerSocketChannel) selKey.channel();
                ServerSocket selSocket = selChannel.socket();
                Socket connection = selSocket.accept();

                InputStreamReader isr = new InputStreamReader(connection.getInputStream());
                BufferedReader is = new BufferedReader(isr);
                PrintWriter pw = new PrintWriter(new BufferedOutputStream(connection.getOutputStream()), false);
                pw.println("NIO Finger Server");
                pw.flush();
                String outLine = null;
                String inLine = is.readLine();
                if (inLine.length() > 0) {
                    outLine = inLine;
                }
                readPlan(outLine, pw);
                pw.flush();
                pw.close();
                is.close();

                connection.close();
            }
        }
    }
}

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    SSLServerSocketFactory ssf = (SSLServerSocketFactory) SSLServerSocketFactory.getDefault();
    SSLServerSocket ss = (SSLServerSocket) ssf.createServerSocket(443);
    ss.setNeedClientAuth(true);//from  www. j av  a2s  .c o  m
    while (true) {
        Socket s = ss.accept();

        SSLSession session = ((SSLSocket) s).getSession();
        Certificate[] cchain = session.getPeerCertificates();
        for (int j = 0; j < cchain.length; j++) {
            System.out.println(((X509Certificate) cchain[j]).getSubjectDN());
        }
        PrintStream out = new PrintStream(s.getOutputStream());
        BufferedReader in = new BufferedReader(new InputStreamReader(s.getInputStream()));
        String info = null;
        while ((info = in.readLine()) != null) {
            System.out.println("now got " + info);
            if (info.equals(""))
                break;
        }

        out.println("HTTP/1.0 200 OK\nMIME_version:1.0");
        out.println("Content_Type:text/html");
        String c = "<html> <head></head><body> <h1> Hi,</h1></Body></html>";
        out.println("Content_Length:" + c.length());
        out.println("");
        out.println(c);
        out.close();
        s.close();
        in.close();
    }
}

From source file:LoopingSocketServer.java

public static void main(String args[]) throws Exception {
    ServerSocket servSocket;/*from www  .  ja v  a 2 s .c o  m*/
    Socket fromClientSocket;
    int cTosPortNumber = 1777;
    String str;

    servSocket = new ServerSocket(cTosPortNumber);
    System.out.println("Waiting for a connection on " + cTosPortNumber);
    fromClientSocket = servSocket.accept();
    System.out.println("fromClientSocket accepted");

    ObjectOutputStream oos = new ObjectOutputStream(fromClientSocket.getOutputStream());

    ObjectInputStream ois = new ObjectInputStream(fromClientSocket.getInputStream());

    while ((str = (String) ois.readObject()) != null) {
        System.out.println("The message from client:  " + str);

        if (str.equals("bye")) {
            oos.writeObject("bye bye");
            break;
        } else {
            str = "Server returns " + str;
            oos.writeObject(str);
        }

    }
    oos.close();
    fromClientSocket.close();
}

From source file:Who.java

public static void main(String[] v) {
    Socket s = null;
    PrintWriter out = null;//from  w  w  w  .ja  v a  2s .c  o  m
    BufferedReader in = null;
    try {
        // Connect to port 79 (the standard finger port) on the host.
        String hostname = "www.java2s.com";
        s = new Socket(hostname, 79);
        // Set up the streams
        out = new PrintWriter(new OutputStreamWriter(s.getOutputStream()));
        in = new BufferedReader(new InputStreamReader(s.getInputStream()));

        // Send a blank line to the finger server, telling it that we want
        // a listing of everyone logged on instead of information about an
        // individual user.
        out.print("\n");
        out.flush(); // Send it out

        // Now read the server's response
        // The server should send lines terminated with \n or \r.
        String line;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
        System.out.println("Who's Logged On: " + hostname);
    } catch (IOException e) {
        System.out.println("Who's Logged On: Error");
    }
    // Close the streams!
    finally {
        try {
            in.close();
            out.close();
            s.close();
        } catch (Exception e) {
        }
    }
}

From source file:SimpleSocketServer.java

  public static void main(String args[]) throws Exception {
  ServerSocket serverSocket;/*from   w  w  w.  ja  v  a2s  . c  o m*/
  int portNumber = 1777;
  Socket socket;
  String str;

  str = " <?xml version=\"1.0\" encoding=\"UTF-8\"?>";
  str += "<ticketRequest><customer custID=\"1\">";
  str += "</ticketRequest>";

  serverSocket = new ServerSocket(portNumber);

  System.out.println("Waiting for a connection on " + portNumber);

  socket = serverSocket.accept();

  ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());

  oos.writeObject(str);

  oos.close();

  socket.close();

}

From source file:com.googlecode.shutdownlistener.ShutdownUtility.java

public static void main(String[] args) throws Exception {
    final ShutdownConfiguration config = ShutdownConfiguration.getInstance();

    final String command;
    if (args.length > 0) {
        command = args[0];//from   w w w.  jav  a  2 s  .  c o  m
    } else {
        command = config.getStatusCommand();
    }

    System.out.println("Calling " + config.getHost() + ":" + config.getPort() + " with command: " + command);

    final InetAddress hostAddress = InetAddress.getByName(config.getHost());
    final Socket shutdownConnection = new Socket(hostAddress, config.getPort());
    try {
        shutdownConnection.setSoTimeout(5000);
        final BufferedReader reader = new BufferedReader(
                new InputStreamReader(shutdownConnection.getInputStream()));
        final PrintStream writer = new PrintStream(shutdownConnection.getOutputStream());
        try {
            writer.println(command);
            writer.flush();

            while (true) {
                final String line = reader.readLine();
                if (line == null) {
                    break;
                }

                System.out.println(line);
            }
        } finally {
            IOUtils.closeQuietly(reader);
            IOUtils.closeQuietly(writer);
        }
    } finally {
        try {
            shutdownConnection.close();
        } catch (IOException ioe) {
        }
    }

}

From source file:guardar.en.base.de.datos.MainServidor.java

public static void main(String[] args)
        throws ParserConfigurationException, SAXException, IOException, ClassNotFoundException {

    Mongo mongo = new Mongo("localhost", 27017);

    // nombre de la base de datos
    DB database = mongo.getDB("paginas");
    // coleccion de la db
    DBCollection collection = database.getCollection("indice");
    DBCollection collection_textos = database.getCollection("tabla");
    ArrayList<String> lista_textos = new ArrayList();

    try {//from   w  w w .j  av  a 2s .  c  om
        ServerSocket servidor = new ServerSocket(4545); // Crear un servidor en pausa hasta que un cliente llegue.
        while (true) {
            String aux = new String();
            lista_textos.clear();
            Socket clienteNuevo = servidor.accept();// Si llega se acepta.
            // Queda en pausa otra vez hasta que un objeto llegue.
            ObjectInputStream entrada = new ObjectInputStream(clienteNuevo.getInputStream());

            JSONObject request = (JSONObject) entrada.readObject();
            String b = (String) request.get("id");
            //hacer una query a la base de datos con la palabra que se quiere obtener

            BasicDBObject query = new BasicDBObject("palabra", b);
            DBCursor cursor = collection.find(query);
            ArrayList<DocumentosDB> lista_doc = new ArrayList<>();
            // de la query tomo el campo documentos y los agrego a una lista
            try {
                while (cursor.hasNext()) {
                    //System.out.println(cursor.next());
                    BasicDBList campo_documentos = (BasicDBList) cursor.next().get("documentos");
                    // en el for voy tomando uno por uno los elementos en el campo documentos
                    for (Iterator<Object> it = campo_documentos.iterator(); it.hasNext();) {
                        BasicDBObject dbo = (BasicDBObject) it.next();
                        //DOC tiene id y frecuencia
                        DocumentosDB doc = new DocumentosDB();
                        doc.makefn2(dbo);
                        //int id = (int)doc.getId_documento();
                        //int f = (int)doc.getFrecuencia();

                        lista_doc.add(doc);

                        //*******************************************

                        //********************************************

                        //QUERY A LA COLECCION DE TEXTOS
                        /* BasicDBObject query_textos = new BasicDBObject("id", doc.getId_documento());//query
                         DBCursor cursor_textos = collection_textos.find(query_textos);
                         try {
                        while (cursor_textos.hasNext()) {
                                    
                                    
                            DBObject obj = cursor_textos.next();
                                
                            String titulo = (String) obj.get("titulo");
                            titulo = titulo + "\n\n";
                            String texto = (String) obj.get("texto");
                                
                            String texto_final = titulo + texto;
                            aux = texto_final;
                            lista_textos.add(texto_final);
                        }
                         } finally {
                        cursor_textos.close();
                         }*/
                        //System.out.println(doc.getId_documento());
                        //System.out.println(doc.getFrecuencia());

                    } // end for

                } //end while query

            } finally {
                cursor.close();
            }

            // ordeno la lista de menor a mayor
            Collections.sort(lista_doc, new Comparator<DocumentosDB>() {

                @Override
                public int compare(DocumentosDB o1, DocumentosDB o2) {
                    //throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
                    return o1.getFrecuencia().compareTo(o2.getFrecuencia());
                }
            });
            int tam = lista_doc.size() - 1;
            for (int j = tam; j >= 0; j--) {

                BasicDBObject query_textos = new BasicDBObject("id",
                        (int) lista_doc.get(j).getId_documento().intValue());//query
                DBCursor cursor_textos = collection_textos.find(query_textos);// lo busco
                try {
                    while (cursor_textos.hasNext()) {

                        DBObject obj = cursor_textos.next();
                        String titulo = "*******************************";
                        titulo += (String) obj.get("titulo");
                        int f = (int) lista_doc.get(j).getFrecuencia().intValue();
                        String strinf = Integer.toString(f);
                        titulo += "******************************* frecuencia:" + strinf;
                        titulo = titulo + "\n\n";

                        String texto = (String) obj.get("texto");

                        String texto_final = titulo + texto + "\n\n";
                        aux = aux + texto_final;
                        //lista_textos.add(texto_final);
                    }
                } finally {
                    cursor_textos.close();
                }

            }

            //actualizar el cache
            try {
                Socket cliente_cache = new Socket("localhost", 4500); // nos conectamos con el servidor
                ObjectOutputStream mensaje_cache = new ObjectOutputStream(cliente_cache.getOutputStream()); // get al output del servidor, que es cliente : socket del cliente q se conecto al server
                JSONObject actualizacion_cache = new JSONObject();
                actualizacion_cache.put("actualizacion", 1);
                actualizacion_cache.put("busqueda", b);
                actualizacion_cache.put("respuesta", aux);
                mensaje_cache.writeObject(actualizacion_cache); // envio el msj al servidor
            } catch (Exception ex) {

            }

            //RESPONDER DESDE EL SERVIDORIndex al FRONT
            ObjectOutputStream resp = new ObjectOutputStream(clienteNuevo.getOutputStream());// obtengo el output del cliente para mandarle un msj
            resp.writeObject(aux);
            System.out.println("msj enviado desde el servidor");

        }
    } catch (IOException ex) {
        Logger.getLogger(MainServidor.class.getName()).log(Level.SEVERE, null, ex);
    }

}

From source file:com.ccc.nhr.test1.NhrSocket.java

public static void main(String args[]) throws IOException, SQLException, ClassNotFoundException {

    final String host = "192.168.16.146";
    final int portNumber = 10010;

    System.out.println("Creating socket to '" + host + "' on port " + portNumber);
    Socket socket = new Socket(host, portNumber);

    final NhrDataService nhrConnection = new NhrConnectionBuilder(socket)
            .withInputBufferedReader(new BufferedReader(new InputStreamReader(socket.getInputStream())))
            .withDataInputStream(new DataInputStream(socket.getInputStream()))
            .withDataOutputStream(new DataOutputStream(socket.getOutputStream())).build();

    ReceiverThread receiverThread = new ReceiverThread();
    receiverThread.setNhrConnection(nhrConnection);
    receiverThread.start();//  w  ww.j  a v a2 s .  c  o  m

    SenderThread senderThread = new SenderThread();
    senderThread.setNhrConnection(nhrConnection);
    senderThread.start();

}

From source file:ComplexCompany.java

public static void main(String args[]) throws Exception {
    Socket socket1;
    int portNumber = 1777;
    String str = "";

    socket1 = new Socket(InetAddress.getLocalHost(), portNumber);

    ObjectInputStream ois = new ObjectInputStream(socket1.getInputStream());

    ObjectOutputStream oos = new ObjectOutputStream(socket1.getOutputStream());

    ComplexCompany comp = new ComplexCompany("A");
    ComplexEmployee emp0 = new ComplexEmployee("B", 1000);
    comp.addPresident(emp0);/*from www.  j  a v  a 2  s . c  o  m*/

    ComplexDepartment sales = new ComplexDepartment("C");
    ComplexEmployee emp1 = new ComplexEmployee("D", 1200);
    sales.addManager(emp1);
    comp.addDepartment(sales);

    ComplexDepartment accounting = new ComplexDepartment("E");
    ComplexEmployee emp2 = new ComplexEmployee("F", 1230);
    accounting.addManager(emp2);
    comp.addDepartment(accounting);

    ComplexDepartment maintenance = new ComplexDepartment("Maintenance");
    ComplexEmployee emp3 = new ComplexEmployee("Greg Hladlick", 1020);
    maintenance.addManager(emp3);
    comp.addDepartment(maintenance);

    oos.writeObject(comp);

    while ((str = (String) ois.readObject()) != null) {
        System.out.println(str);
        oos.writeObject("bye");

        if (str.equals("bye"))
            break;
    }

    ois.close();
    oos.close();
    socket1.close();
}