Example usage for java.net ServerSocket ServerSocket

Introduction

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

Prototype

public ServerSocket(int port) throws IOException 

Source Link

Document

Creates a server socket, bound to the specified port.

Usage

From source file:com.hqme.cm.cache.StreamingServer.java

public void run() {
    if (UntenCacheService.sIsDebugMode) {
        Thread.currentThread().setPriority(Thread.NORM_PRIORITY);
        Thread.currentThread().setName(getClass().getName());
    }//from w w  w .  j av a 2s. com

    isStopping = false;
    serverSocket = null;
    serverPortPrefs = new File(UntenCacheService.sPluginContext.getFilesDir(), tag_PlaybackPortNumber);
    try {
        String text = new BufferedReader(new InputStreamReader(new FileInputStream(serverPortPrefs), "UTF16"),
                1 << 10).readLine();
        serverPortNumber = Integer.valueOf(text.trim());
    } catch (Throwable ignore) {
        serverPortNumber = 0;
    }

    int retries = 2;
    while (retries-- > 0) {
        try {
            serverSocket = new ServerSocket(serverPortNumber);
            if (serverPortNumber == 0) {
                serverPortNumber = serverSocket.getLocalPort();
                try {
                    OutputStreamWriter writer = new OutputStreamWriter(new FileOutputStream(serverPortPrefs),
                            "UTF16");
                    writer.write(serverPortNumber + "\r\n");
                    writer.flush();
                    writer.close();
                } catch (Throwable ignore) {
                }
            }
            clientBox = new ClientBox[MAX_CLIENTS];
            retries = 0;

            UntenCacheService.debugLog(sTag, "run: Streaming Media Server is now active on TCP port # %d",
                    serverPortNumber);
            handleRequests();
        } catch (IOException fault) {
            fault.printStackTrace();
            try {
                serverPortPrefs.delete();
            } catch (Throwable ignore) {
            }
        }
    }
}

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From source file:com.chinamobile.bcbsp.pipes.Application.java

/**
 * This method is the constructor.//from   ww w .j  a v a2s .c  o  m
 * @param job
 *        contains BSPJob configuration
 * @param staff
 *        the java compute process
 * @param workerAgent
 *        Protocol that staff child process uses to contact its parent process
 * @param processType
 *        the type of c++ process(for staff or workmanager)
 */
public Application(BSPJob job, Staff staff, WorkerAgentProtocol workerAgent, String processType)
        throws IOException, InterruptedException {
    serverSocket = new ServerSocket(0);
    Map<String, String> env = new HashMap<String, String>();
    env.put("TMPDIR", System.getProperty("java.io.tmpdir"));
    LOG.info("Application: System.getProterty: " + System.getProperty("java.io.tmpdir"));
    env.put("processType", processType);
    env.put("bcbsp.pipes.command.port", Integer.toString(serverSocket.getLocalPort()));
    String bcbspdir = job.getConf().get("bcbsp.log.dir");
    String userdefine = job.getConf().get("userDefine");
    env.put("userDefine", userdefine);
    LOG.info("bcbsp log dir : " + bcbspdir);
    env.put("bcbsp.log.dir", bcbspdir);
    if (processType.equalsIgnoreCase("staff")) {
        env.put("staffID", staff.getStaffID().toString());
        LOG.info("staffID is :" + staff.getStaffID().toString());
    } else {
    }
    List<String> cmd = new ArrayList<String>();
    String executable = staff.getJobExeLocalPath();
    File file = new File(executable);
    if (file.exists()) {
        LOG.info("the jobC is exist");
    } else {
        LOG.info("the jobC is not exist");
    }
    FileUtil.chmod(executable, "a+x");
    cmd.add(executable);

    process = runClient(cmd, env);
    LOG.info("waiting for connect cpp process");
    clientSocket = serverSocket.accept();
    LOG.info("=========run C++ ======");
    this.handler = new TaskHandler(job, staff, workerAgent);
    this.downlink = new BinaryProtocol(clientSocket, handler);
    this.downlink.start();
}

---

From source file:org.metaeffekt.dcc.agent.DccAgentTest.java

private static int findAvailablePort() throws BindException {

    for (int p = DccAgentEndpoint.DEFAULT_PORT; p < 65535; p++) {

        try {//from  w w  w.ja  va 2 s . c  o  m
            new ServerSocket(p);
            return p;
        } catch (IOException e) {
        }
    }

    throw new BindException("unable to find an available port");

}

---

From source file:org.urbanstew.soundcloudapi.SoundCloudAPI.java

/**
 * Completes the OAuth 1.0a authorization steps with SoundCloud, assuming the consumer application
 * can use a local port to receive the verification code.
 * /*from ww  w.  ja  va 2  s  .co m*/
 * <p>The function acts as a minimal HTTP server and will listen on the port specified in the
 * <code>url</code> (or the default HTTP port, if no port is specified in the <code>url</code>).  It will provide the
 * specified <code>response</code> when it receives a request for the path specified in the <code>url</code>, and
 * assuming the request includes the verification code, terminate successfully.
 * To all other requests it will respond with a <code>Not Found</code> error, and continue listening.
 * 
 * <p>The following example assumes the consumer application is running on the client's computer / device.
 * Hence, it uses a local URL ("http://localhost:8088/") to receive the verification code callback. The function
 * will listen on specified port 8088 to receive the callback.</p>
 * 
 * <pre>
 * {@code
 *  soundcloudapi.authorizeUsingUrl
*   (
*      "http://localhost:8088/",
*      "Thank you for authorizing",
*      new AuthorizationURLOpener()
*      {
*         public void openAuthorizationURL(String authorizationURL)
*         {
*            System.out.println("Please visit " + authorizationURL);
*         }
*      }
*   );
* }
* </pre>
* 
 * @param url - a callback URL via which the user can provide the verification code.
 * @param response - a response given back to the user when they allow access and get redirected to the callback URL.
 * @param URLOpener - an AuthorizationURLOpener which can open the authorization URL to the user when needed.
*
 * @return true if the process is completed successfully, false if the process was canceled via <code>cancelAuthorizeUsingUrl</code>.  
 *  
 * @throws OAuthCommunicationException 
 * @throws OAuthExpectationFailedException 
 * @throws OAuthNotAuthorizedException 
 * @throws OAuthMessageSignerException 
 * @throws IOException 
        
 * @since 0.9.1
 * @see #cancelAuthorizeUsingUrl()
*/
public boolean authorizeUsingUrl(final String url, final String response,
        final AuthorizationURLOpener URLOpener) throws OAuthMessageSignerException, OAuthNotAuthorizedException,
        OAuthExpectationFailedException, OAuthCommunicationException, IOException {
    mCancelAuthorization = false;
    unauthorize();

    URLOpener.openAuthorizationURL(obtainRequestToken(url));

    URL parsedUrl = new URL(url);
    int port = parsedUrl.getPort();
    if (port == -1)
        port = parsedUrl.getDefaultPort();

    ServerSocket server = null;
    String verificationCode = null;

    try {
        server = new ServerSocket(port);
        server.setSoTimeout(500);

        while (verificationCode == null) {
            Socket socket = null;
            BufferedReader in = null;
            PrintWriter out = null;

            try {
                try {
                    socket = server.accept();
                } catch (java.io.InterruptedIOException e) {
                    if (mCancelAuthorization) {
                        unauthorize();
                        return false;
                    } else
                        continue;
                }
                in = new BufferedReader(new InputStreamReader(socket.getInputStream()));

                String requestedUrl = in.readLine().split("\\s+")[1];

                URL parsedRequestedUrl = new URL("http://localhost" + requestedUrl);
                out = new PrintWriter(socket.getOutputStream(), true);

                if (!parsedRequestedUrl.getPath().equals(parsedUrl.getPath()))
                    out.print("HTTP/1.1 404 Not Found");
                else {
                    out.print("HTTP/1.1 200 OK\n\n" + response);
                    for (String parameter : parsedRequestedUrl.getQuery().split("&")) {
                        String[] keyValue = parameter.split("=");
                        if (keyValue[0].equals("oauth_verifier"))
                            verificationCode = keyValue[1];
                    }
                    if (verificationCode == null)
                        // problem - why didn't we get a verification code?
                        verificationCode = "";
                }
                out.flush();
            } finally {
                closeQuietly(in);
                closeQuietly(out);
                closeQuietly(socket);
            }
        }
    } finally {
        closeQuietly(server);
    }

    if (verificationCode.length() > 0) {
        obtainAccessToken(verificationCode);
        return true;
    } else
        return false;
}

---

From source file:gobblin.service.FlowConfigTest.java

private static int chooseRandomPort() throws IOException {
    ServerSocket socket = null;//  ww  w.  j a  v  a2s. c o  m
    try {
        socket = new ServerSocket(0);
        return socket.getLocalPort();
    } finally {
        if (socket != null) {
            socket.close();
        }
    }
}

---

From source file:org.glowroot.tests.WebDriverSetup.java

private static int getAvailablePort() throws Exception {
    if (SauceLabs.useSauceLabs()) {
        // glowroot must listen on one of the ports that sauce connect proxies
        // see https://saucelabs.com/docs/connect#localhost
        return 4000;
    } else {//from w ww.  ja  v a 2 s  . c  om
        ServerSocket serverSocket = new ServerSocket(0);
        int port = serverSocket.getLocalPort();
        serverSocket.close();
        return port;
    }
}

---

From source file:ddf.test.itests.AbstractIntegrationTest.java

private static Integer findPortNumber(Integer portToTry) {
    try {/*from  ww w  .  ja v  a 2s  . c  o  m*/
        placeHolderSocket = new ServerSocket(portToTry);
        placeHolderSocket.setReuseAddress(true);
        return portToTry;
    } catch (Exception e) {
        portToTry += 10;
        LOGGER.debug("Bad port, trying {}", portToTry);
        return findPortNumber(portToTry);
    }
}

---

From source file:com.clustercontrol.agent.Agent.java

/**
 * ??sendManagerDiscoveryInfo?/*from  w  ww .j  ava 2s  . com*/
 * TCP 24005?????????IP?
 * 
 * @throws Exception
 */
private String receiveManagerDiscoveryInfo() throws Exception {
    int default_port = 24005;
    String portStr = AgentProperties.getProperty("discovery.pingport", Integer.toString(default_port));
    int port = Integer.parseInt(portStr);
    if (port < 1 || port > 65535) {
        port = default_port;
    }
    ServerSocket servSock = null;
    Socket clntSock = null;

    final int BUFSIZE = 256;
    int tmpRecvMsgSize = 0;
    int recvMsgSize = 0;
    byte[] receiveBuf = new byte[BUFSIZE];
    String recvMsg = "";

    try {
        servSock = new ServerSocket(port);

        // ????
        clntSock = servSock.accept();
        m_log.info("connecting to " + clntSock.getRemoteSocketAddress().toString());

        InputStream in = clntSock.getInputStream();
        OutputStream out = clntSock.getOutputStream();

        while ((tmpRecvMsgSize = in.read(receiveBuf)) != -1) {
            out.write(receiveBuf, 0, tmpRecvMsgSize);
            recvMsgSize = tmpRecvMsgSize;
        }

        recvMsg = new String(receiveBuf, 0, recvMsgSize);
        m_log.info("receive message : " + recvMsg);
    } catch (Exception e) {
        m_log.warn("receiveManagerIp " + e.getClass().getSimpleName() + ", " + e.getMessage());
        throw e;
    } finally {
        try {
            if (clntSock != null) {
                clntSock.close();
            }
        } catch (Exception e) {
            m_log.warn("receiveManagerIp: " + e);
        }
        try {
            if (servSock != null) {
                servSock.close();
            }
        } catch (Exception e) {
            m_log.warn("receiveManagerIp: " + e);
        }
    }
    return recvMsg;
}

---

From source file:fr.cmoatoto.multishare.receiver.NanoHTTPDReceiver.java

/**
 * Starts a HTTP server to given port.//  ww  w. ja  v a  2  s.  co  m
 * <p>
 * Throws an IOException if the socket is already in use
 * 
 * @param
 */
public NanoHTTPDReceiver(int port, File wwwroot, Context context) throws IOException {
    mContext = context;
    myTcpPort = port;
    myRootDir = wwwroot;
    myServerSocket = new ServerSocket(myTcpPort);

    if (myThread != null && myThread.isAlive()) {
        return;
    }

    myThread = new Thread(new Runnable() {
        @Override
        public void run() {
            try {
                while (true) {
                    new HTTPSession(myServerSocket.accept());
                }
            } catch (IOException ioe) {
            }
        }
    });
    myThread.setPriority(Thread.MIN_PRIORITY);
    myThread.setDaemon(true);
    myThread.start();
}

---

From source file:com.streamsets.datacollector.credential.cyberark.TestWebServicesFetcher.java

public static int getFreePort() throws IOException {
    ServerSocket serverSocket = new ServerSocket(0);
    int port = serverSocket.getLocalPort();
    serverSocket.close();/*from   ww w  .  j  a v a 2  s  .c o m*/
    return port;
}

---

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