Example usage for java.net Socket getOutputStream

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 handleClientRequest(Socket socket) {
    try {/* w  w w  .  j a  v  a2s . co m*/
        BufferedReader socketReader = null;
        BufferedWriter socketWriter = null;
        socketReader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
        socketWriter = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));

        String inMsg = null;
        while ((inMsg = socketReader.readLine()) != null) {
            System.out.println("Received from  client: " + inMsg);

            String outMsg = inMsg;
            socketWriter.write(outMsg);
            socketWriter.write("\n");
            socketWriter.flush();
        }
        socket.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

}

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From source file:gridool.util.net.SocketUtils.java

public static boolean write(final Socket socket, final byte[] b, final long delay, final int maxRetry)
        throws IOException {
    final OutputStream sockout = socket.getOutputStream();
    for (int i = 0; i < maxRetry; i++) {
        try {/*from  ww w . jav  a  2s .  c  o  m*/
            sockout.write(b);
            sockout.flush();
            return true;
        } catch (IOException e) {
            if (LOG.isWarnEnabled()) {
                LOG.warn("Failed to write to socket: " + socket.getRemoteSocketAddress() + " #" + i);
            }
        }
        if (delay > 0) {
            try {
                Thread.sleep(delay);
            } catch (InterruptedException ie) {
                ;
            }
        }
    }
    if (LOG.isWarnEnabled()) {
        LOG.warn("Failed to write to socket: " + socket.getRemoteSocketAddress());
    }
    return false;
}

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From source file:com.googlecode.jmxtrans.model.output.OpenTSDBWriterTests.java

private static OpenTSDBWriter getOpenTSDBWriter(OutputStream out, List<String> typeNames) throws Exception {
    GenericKeyedObjectPool<InetSocketAddress, Socket> pool = Mockito.mock(GenericKeyedObjectPool.class);
    Socket socket = Mockito.mock(Socket.class);
    Mockito.when(pool.borrowObject(Matchers.any(InetSocketAddress.class))).thenReturn(socket);

    Mockito.when(socket.getOutputStream()).thenReturn(out);

    OpenTSDBWriter writer = OpenTSDBWriter.builder().setHost("localhost").setPort(4243).addTypeNames(typeNames)
            .build();/*  www  .  j  a  v a 2 s  .c o m*/
    writer.setPool(pool);

    return writer;
}

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From source file:com.sp.Parser.Utils.java

public static synchronized void Send_TCP(Socket s, String JsonFormattedResponse) throws IOException {

    BufferedWriter outToClient = new BufferedWriter(new OutputStreamWriter(s.getOutputStream(), "UTF-8"));
    outToClient.write(JsonFormattedResponse);
    outToClient.flush();//from   ww  w.  ja  v  a 2s  .  c o m
}

---

From source file:com.sshtools.daemon.SshDaemon.java

/**
 *
 *
 * @param msg/*from w w  w .jav a 2s.  c o  m*/
 *
 * @throws IOException
 */
public static void stop(String msg) throws IOException {
    try {
        Socket socket = new Socket(InetAddress.getByName("127.0.0.1"),
                ((ServerConfiguration) ConfigurationLoader.getConfiguration(ServerConfiguration.class))
                        .getCommandPort());

        // Write the command id
        socket.getOutputStream().write(0x3a);

        // Write the length of the message (max 255)
        int len = (msg.length() <= 255) ? msg.length() : 255;
        socket.getOutputStream().write(len);

        // Write the message
        if (len > 0) {
            socket.getOutputStream().write(msg.substring(0, len).getBytes());
        }

        socket.close();
    } catch (IOException ioe) {
        ioe.printStackTrace();
    }
}

---

From source file:com.zack6849.alphabot.api.Utils.java

public static String checkServerStatus(InetAddress i, int port) {
    String returns = "Error.";
    try {//from  w w w.j  a  va  2 s . com
        //wow...i never actually used the port argument?
        Socket s = new Socket(i, port);
        DataInputStream SS_BF = new DataInputStream(s.getInputStream());
        DataOutputStream d = new DataOutputStream(s.getOutputStream());
        d.write(new byte[] { (byte) 0xFE, (byte) 0x01 });
        SS_BF.readByte();
        short length = SS_BF.readShort();
        StringBuilder sb = new StringBuilder();
        for (int in = 0; in < length; in++) {
            char ch = SS_BF.readChar();
            sb.append(ch);
        }
        String all = sb.toString().trim();
        System.out.println(all);
        String[] args1 = all.split("\u0000");
        if (args1[3].contains("")) {
            returns = "MOTD: " + args1[3].replaceAll("[a-m]", "").replaceAll("[1234567890]", "")
                    + "   players: [" + args1[4] + "/" + args1[5] + "]";
        } else {
            returns = "MOTD: " + args1[3] + "   players: [" + args1[4] + "/" + args1[5] + "]";
        }
    } catch (UnknownHostException e1) {
        returns = "the host you specified is unknown. check your settings.";
    } catch (IOException e1) {
        returns = "sorry, we couldn't reach this server, make sure that the server is up and has query enabled.";
    }
    return returns;
}

---

From source file:com.googlecode.jmxtrans.model.output.GraphiteWriterTests.java

private static GraphiteWriter getGraphiteWriter(OutputStream out, List<String> typeNames) throws Exception {
    GenericKeyedObjectPool<InetSocketAddress, Socket> pool = mock(GenericKeyedObjectPool.class);
    Socket socket = mock(Socket.class);
    when(pool.borrowObject(Matchers.any(InetSocketAddress.class))).thenReturn(socket);

    when(socket.getOutputStream()).thenReturn(out);

    GraphiteWriter writer = GraphiteWriter.builder().setHost("localhost").setPort(2003).addTypeNames(typeNames)
            .build();/*from w w w. j a v  a 2s  .  c o m*/
    writer.setPool(pool);

    return writer;
}

---

From source file:eu.stratosphere.nephele.net.NetUtils.java

/**
 * Returns OutputStream for the socket. If the socket has an associated
 * SocketChannel then it returns a {@link SocketOutputStream} with the given timeout. If the socket does not
 * have a channel, {@link Socket#getOutputStream()} is returned. In the later
 * case, the timeout argument is ignored and the write will wait until
 * data is available.<br>/* w ww. j  ava2 s. c  o m*/
 * <br>
 * Any socket created using socket factories returned by {@link #NetUtils},
 * must use this interface instead of {@link Socket#getOutputStream()}.
 * 
 * @see Socket#getChannel()
 * @param socket
 * @param timeout
 *        timeout in milliseconds. This may not always apply. zero
 *        for waiting as long as necessary.
 * @return OutputStream for writing to the socket.
 * @throws IOException
 */
public static OutputStream getOutputStream(Socket socket, long timeout) throws IOException {
    return (socket.getChannel() == null) ? socket.getOutputStream() : new SocketOutputStream(socket, timeout);
}

---

From source file:SimpleProxyServer.java

/**
 * runs a single-threaded proxy server on
 * the specified local port. It never returns.
 *///from   w  w  w . java2  s .  c om
public static void runServer(String host, int remoteport, int localport) throws IOException {
    // Create a ServerSocket to listen for connections with
    ServerSocket ss = new ServerSocket(localport);

    final byte[] request = new byte[1024];
    byte[] reply = new byte[4096];

    while (true) {
        Socket client = null, server = null;
        try {
            // Wait for a connection on the local port
            client = ss.accept();

            final InputStream streamFromClient = client.getInputStream();
            final OutputStream streamToClient = client.getOutputStream();

            // Make a connection to the real server.
            // If we cannot connect to the server, send an error to the
            // client, disconnect, and continue waiting for connections.
            try {
                server = new Socket(host, remoteport);
            } catch (IOException e) {
                PrintWriter out = new PrintWriter(streamToClient);
                out.print("Proxy server cannot connect to " + host + ":" + remoteport + ":\n" + e + "\n");
                out.flush();
                client.close();
                continue;
            }

            // Get server streams.
            final InputStream streamFromServer = server.getInputStream();
            final OutputStream streamToServer = server.getOutputStream();

            // a thread to read the client's requests and pass them
            // to the server. A separate thread for asynchronous.
            Thread t = new Thread() {
                public void run() {
                    int bytesRead;
                    try {
                        while ((bytesRead = streamFromClient.read(request)) != -1) {
                            streamToServer.write(request, 0, bytesRead);
                            streamToServer.flush();
                        }
                    } catch (IOException e) {
                    }

                    // the client closed the connection to us, so close our
                    // connection to the server.
                    try {
                        streamToServer.close();
                    } catch (IOException e) {
                    }
                }
            };

            // Start the client-to-server request thread running
            t.start();

            // Read the server's responses
            // and pass them back to the client.
            int bytesRead;
            try {
                while ((bytesRead = streamFromServer.read(reply)) != -1) {
                    streamToClient.write(reply, 0, bytesRead);
                    streamToClient.flush();
                }
            } catch (IOException e) {
            }

            // The server closed its connection to us, so we close our
            // connection to our client.
            streamToClient.close();
        } catch (IOException e) {
            System.err.println(e);
        } finally {
            try {
                if (server != null)
                    server.close();
                if (client != null)
                    client.close();
            } catch (IOException e) {
            }
        }
    }
}

---

From source file:uk.ac.bbsrc.tgac.miso.integration.util.IntegrationUtils.java

/**
 * Sends a String message to a given host socket
 * //w  ww  .  j a  v  a 2 s.  c om
 * @param socket
 *          of type Socket
 * @param query
 *          of type String
 * @return String
 * @throws IntegrationException
 *           when the socket couldn't be created
 */
public static String sendMessage(Socket socket, String query) throws IntegrationException {
    BufferedWriter wr = null;
    BufferedReader rd = null;
    try {
        wr = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream(), "UTF8"));

        // Send data
        wr.write(query + "\r\n");
        wr.flush();

        // Get response
        rd = new BufferedReader(new InputStreamReader(socket.getInputStream()));
        String line;
        StringBuilder sb = new StringBuilder();
        while ((line = rd.readLine()) != null) {
            sb.append(line);
        }
        wr.close();
        rd.close();

        String dirty = sb.toString();
        StringBuilder response = new StringBuilder();
        int codePoint;
        int i = 0;
        while (i < dirty.length()) {
            codePoint = dirty.codePointAt(i);
            if ((codePoint == 0x9) || (codePoint == 0xA) || (codePoint == 0xD)
                    || ((codePoint >= 0x20) && (codePoint <= 0xD7FF))
                    || ((codePoint >= 0xE000) && (codePoint <= 0xFFFD))
                    || ((codePoint >= 0x10000) && (codePoint <= 0x10FFFF))) {
                response.append(Character.toChars(codePoint));
            }
            i += Character.charCount(codePoint);
        }

        return response.toString().replace("\\\n", "").replace("\\\t", "");
    } catch (UnknownHostException e) {
        log.error("Cannot resolve host: " + socket.getInetAddress(), e);
        throw new IntegrationException(e.getMessage());
    } catch (IOException e) {
        log.error("Couldn't get I/O for the connection to: " + socket.getInetAddress(), e);
        throw new IntegrationException(e.getMessage());
    } finally {
        try {
            if (wr != null) {
                wr.close();
            }
            if (rd != null) {
                rd.close();
            }
        } catch (Throwable t) {
            log.error("close socket", t);
        }
    }
}

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