Example usage for java.net InetAddress getLocalHost

List of usage examples for java.net InetAddress getLocalHost

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Introduction

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

Prototype

public static InetAddress getLocalHost() throws UnknownHostException

Source Link

Document

Returns the address of the local host.

Usage

From source file:com.cloudera.branchreduce.impl.thrift.VassalMain.java

private void initialize(String[] args) throws Exception {
    this.hostname = InetAddress.getLocalHost().getHostName();
    this.socket = new ServerSocket(0);
    this.job = new BranchReduceJob(false, getConf());
    this.masterHostname = args[0];
    this.masterPort = Integer.valueOf(args[1]);
}

From source file:net.dovemq.transport.connection.CAMQPConnectionManager.java

public synchronized static void initialize(String containerId) {
    if (CAMQPConnectionManager.containerId == null) {
        String hostName = "localhost";
        try {/*from w  ww.jav  a2  s . c  om*/
            InetAddress localMachine = InetAddress.getLocalHost();
            hostName = localMachine.getHostAddress();
            log.debug("hostName: " + hostName);
        } catch (java.net.UnknownHostException uhe) {
            String errorMessage = "Caught UnknownHostException while resolving canonicalHostName: "
                    + uhe.getMessage();
            log.error(errorMessage);
            throw new CAMQPConnectionException(errorMessage);
        }
        CAMQPConnectionManager.containerId = String.format("%s@%s", containerId, hostName);
        log.info("Initialized DoveMQ endpoint ID: " + CAMQPConnectionManager.containerId);
        System.out.println("Initialized DoveMQ endpoint ID: " + CAMQPConnectionManager.containerId);
    } else {
        throw new IllegalStateException("CAMQPConnectionManager already initialized: containerId: "
                + CAMQPConnectionManager.containerId);
    }
}

From source file:UUIDGenerator.java

protected static String getInitialUUID() {

    try {/*  w  w  w.  j  av a2 s.c  o m*/
        if (System.class.getMethod("nanoTime", new Class[0]) != null) {
            useNano = true;
        }
    } catch (NoSuchMethodException ignore) {
    }

    if (myRand == null) {
        myRand = new Random();
    }
    long rand = myRand.nextLong();
    String sid;
    try {
        sid = InetAddress.getLocalHost().toString();
    } catch (UnknownHostException e) {
        sid = Thread.currentThread().getName();
    }
    StringBuffer sb = new StringBuffer();
    sb.append(sid);
    sb.append(":");
    sb.append(Long.toString(rand));
    MessageDigest md5 = null;
    try {
        md5 = MessageDigest.getInstance("MD5");
    } catch (NoSuchAlgorithmException e) {
        //System.out.println("Error: " + e);
        //todo heve to be properly handle
    }
    md5.update(sb.toString().getBytes());
    byte[] array = md5.digest();
    StringBuffer sb2 = new StringBuffer();
    for (int j = 0; j < array.length; ++j) {
        int b = array[j] & 0xFF;
        sb2.append(Integer.toHexString(b));
    }
    int begin = myRand.nextInt();
    if (begin < 0)
        begin = begin * -1;
    begin = begin % 8;
    return sb2.toString().substring(begin, begin + 18).toUpperCase();
}

From source file:net.oneandone.jasmin.main.Servlet.java

private static String getHostname() {
    try {/*from   ww w .j av a  2  s .  c o  m*/
        return InetAddress.getLocalHost().getHostName();
    } catch (UnknownHostException e) {
        LOG.error("unknown hostname", e);
        return "unknown";
    }
}

From source file:io.udvi.amqp.mq.transport.connection.CAMQPConnectionManager.java

public synchronized static void initialize(String containerId) {
    if (CAMQPConnectionManager.containerId == null) {
        String hostName = "localhost";
        try {/* ww w.  j  a  va2 s . c o  m*/
            InetAddress localMachine = InetAddress.getLocalHost();
            hostName = localMachine.getHostAddress();
            log.debug("hostName: " + hostName);
        } catch (java.net.UnknownHostException uhe) {
            String errorMessage = "Caught UnknownHostException while resolving canonicalHostName: "
                    + uhe.getMessage();
            log.error(errorMessage);
            throw new CAMQPConnectionException(errorMessage);
        }
        CAMQPConnectionManager.containerId = String.format("%s@%s", containerId, hostName);
        log.info("Initialized UdviMQ endpoint ID: " + CAMQPConnectionManager.containerId);
        System.out.println("Initialized UdviMQ endpoint ID: " + CAMQPConnectionManager.containerId);
    } else {
        throw new IllegalStateException("CAMQPConnectionManager already initialized: containerId: "
                + CAMQPConnectionManager.containerId);
    }
}

From source file:com.example.HolaRestController.java

@RequestMapping(method = RequestMethod.GET, value = "/hola", produces = "text/plain")
public String hola() throws UnknownHostException {
    String hostname = null;/* w w w  .  ja v a  2 s .c o m*/
    try {
        hostname = InetAddress.getLocalHost().getHostAddress();
    } catch (UnknownHostException e) {
        hostname = "unknown";
    }
    return saying + " " + hostname;
}

From source file:com.ut.healthelink.errorHandling.ExceptionControllerAdvice.java

@ExceptionHandler(Exception.class)
public ModelAndView exception(HttpSession session, Exception e, Authentication authentication)
        throws Exception {

    ModelAndView mav = new ModelAndView();
    mav.setViewName("/exception");

    mailMessage messageDetails = new mailMessage();

    messageDetails.settoEmailAddress("dphuniversaltranslator@gmail.com");
    messageDetails.setfromEmailAddress("dphuniversaltranslator@gmail.com");
    messageDetails.setmessageSubject("Exception Error " + InetAddress.getLocalHost().getHostAddress());

    StringBuilder sb = new StringBuilder();

    /* If a user is logged in then send along the user details */
    if (session.getAttribute("userDetails") != null || authentication != null) {
        User userInfo = (User) session.getAttribute("userDetails");

        if (userInfo == null && authentication != null) {
            // see if it is an admin that is logged in
            userInfo = usermanager.getUserByUserName(authentication.getName());
        }//from  ww w. j a va  2 s. c  o  m
        if (userInfo != null) {
            sb.append("Logged in User: " + userInfo.getFirstName() + " " + userInfo.getLastName() + " (ID: "
                    + userInfo.getId() + ")");
            sb.append(System.getProperty("line.separator"));
            sb.append("User OrgId: " + userInfo.getOrgId());
            sb.append(System.getProperty("line.separator"));
        }
    }

    sb.append("Error: " + e);
    sb.append("<br /><br />");
    sb.append("Time: " + new Date());
    sb.append("<br /><br />");
    sb.append("Message: " + e.getMessage());
    sb.append("<br /><br />");
    sb.append("Stack Trace: " + Arrays.toString(e.getStackTrace()));

    messageDetails.setmessageBody(sb.toString());
    emailMessageManager.sendEmail(messageDetails);
    /*mav.addObject("messageBody",sb.toString());*/

    return mav;
}

From source file:cloud.thrift.server.conf.ZooKeeperConfig.java

public ZkClient registService() {
    String servicePath = "/" + serviceName;// 
    ZkClient zkClient = new ZkClient(serverList);
    boolean rootExists = zkClient.exists(servicePath);
    if (!rootExists) {
        zkClient.createPersistent(servicePath);
    }/*from  w ww.j a v a2 s  .  c o  m*/
    InetAddress addr = null;
    try {
        addr = InetAddress.getLocalHost();
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }
    String ip = addr.getHostAddress().toString();
    String serviceInstance = System.nanoTime() + "-" + ip;
    // ??
    zkClient.createEphemeral(servicePath + "/" + serviceInstance);
    System.out.println("???" + servicePath + "/" + serviceInstance);
    return zkClient;
}

From source file:com.googlecode.fascinator.common.storage.StorageUtils.java

/**
 * Generates a Object identifier for a given file
 * /*w  w  w.j a  v  a  2s.c o m*/
 * @param file the File to store
 * @return a String object id
 */
public static String generateOid(File file) {
    // MD5 hash the file path,
    String path = FilenameUtils.separatorsToUnix(file.getAbsolutePath());
    String hostname = "localhost";
    try {
        hostname = InetAddress.getLocalHost().getCanonicalHostName();
    } catch (UnknownHostException uhe) {
    }
    String username = System.getProperty("user.name", "anonymous");
    // log.debug("Generating OID path:'{}' hostname:'{}' username:'{}'",
    // new String[] { path, hostname, username });
    return DigestUtils.md5Hex(path + hostname + username);
}

From source file:me.adaptive.core.metrics.ServerMetricsProducer.java

@Scheduled(fixedRate = 30000)
public void sendServerMetrics() {

    MetricServerEntity metricServer = new MetricServerEntity();
    Map<String, String> attributes = new HashMap<String, String>();

    // Hostname/*from  ww w.j a  va 2 s .  c  o  m*/
    try {
        metricServer.setHostname(InetAddress.getLocalHost().getHostName());
    } catch (UnknownHostException e) {
        metricServer.setHostname("undefined");
        System.out.println(e.getMessage());
    }

    SystemInfo si = new SystemInfo();
    HardwareAbstractionLayer hal = si.getHardware();

    // Memory
    Long memAvailable = hal.getMemory().getAvailable();
    Long memUsed = hal.getMemory().getTotal() - memAvailable;
    attributes.put(Constants.MEM_USED, String.valueOf(memUsed));
    attributes.put(Constants.MEM_AVAILABLE, String.valueOf(memAvailable));

    // CPU
    // Get the first CPU to get the system load at that time
    Double systemLoad = hal.getProcessors()[0].getSystemCpuLoad();
    attributes.put(Constants.SYSTEM_CPU_LOAD, String.valueOf(systemLoad));

    // FileSystem
    // Get the first FileSystem supposing there is only one disk
    Long diskAvailable = hal.getFileStores()[0].getUsableSpace();
    Long diskUsed = hal.getFileStores()[0].getTotalSpace() - diskAvailable;
    attributes.put(Constants.DISK_USED, String.valueOf(diskUsed));
    attributes.put(Constants.DISK_AVAILABLE, String.valueOf(diskAvailable));

    metricServer.setAttributes(attributes);

    this.jmsTemplate.convertAndSend(metricServer);
}