Example usage for java.net UnknownHostException printStackTrace

Introduction

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

Prototype

public void printStackTrace() 

Source Link

Document

Prints this throwable and its backtrace to the standard error stream.

Usage

From source file:com.example.MongoDBContainerDemo.java

@Override
protected void init(VaadinRequest request) {
    this.setContent(tabSheet);
    try {/*from  w ww  . j a v a2  s.  c o  m*/
        mongoOperations = new MongoTemplate(new MongoClient(), "scratch");
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }
    // mongoOperations.remove(new Query(), Person.class);
    // generateRecords();

    final AbstractMongoDemo basic = new BasicMongoDemo(mongoOperations).initLayout();
    final AbstractMongoDemo buffered = new BufferedMongoDemo(mongoOperations).initLayout();

    tabSheet.addTab(basic, "Basic");
    tabSheet.addTab(buffered, "Buffered");

    tabSheet.setSelectedTab(basic);

    tabSheet.addSelectedTabChangeListener(new TabSheet.SelectedTabChangeListener() {
        @Override
        public void selectedTabChange(TabSheet.SelectedTabChangeEvent event) {
            if (tabSheet.getSelectedTab().equals(buffered)) {
                buffered.mongoContainer.refresh();
                buffered.table.refreshRowCache();
            } else {
                basic.mongoContainer.refresh();
                basic.table.refreshRowCache();
            }
        }
    });
}

---

From source file:com.stratio.decision.configuration.MongoConfiguration.java

@Bean
public MongoClient mongoClient() {

    List<ServerAddress> serverAddresses = new ArrayList();
    MongoClient mongoClient = null;//  w w w . j ava 2  s.com
    try {

        for (String mongoHost : configurationContext.getMongoHosts()) {
            String[] elements = mongoHost.split(":");
            if (elements.length < 2) {
                //no port
                serverAddresses.add(new ServerAddress(elements[0]));
            } else {
                serverAddresses.add(new ServerAddress(elements[0], Integer.parseInt(elements[1])));
            }
        }
        if (configurationContext.getMongoUsername() != null
                && configurationContext.getMongoPassword() != null) {
            mongoClient = new MongoClient(serverAddresses,
                    Arrays.asList(MongoCredential.createPlainCredential(configurationContext.getMongoUsername(),
                            "$external", configurationContext.getMongoPassword().toCharArray())));
        } else {
            log.warn(
                    "MongoDB user or password are not defined. User: [{}], Password: [{}]. trying anonymous connection.",
                    configurationContext.getMongoUsername(), configurationContext.getMongoPassword());
            mongoClient = new MongoClient(serverAddresses);
        }
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }

    log.debug("Creating Spring Bean for mongoclient");
    return mongoClient;

}

---

From source file:com.gemstone.gemfire.rest.internal.web.swagger.config.RestApiPathProvider.java

private String getBindAddressForHttpService() {
    DistributionConfig config = InternalDistributedSystem.getAnyInstance().getConfig();
    java.lang.String bindAddress = config.getHttpServiceBindAddress();
    if (org.apache.commons.lang.StringUtils.isBlank(bindAddress)) {
        if (org.apache.commons.lang.StringUtils.isBlank(config.getServerBindAddress())) {
            if (org.apache.commons.lang.StringUtils.isBlank(config.getBindAddress())) {
                try {
                    bindAddress = SocketCreator.getLocalHost().getHostAddress();
                } catch (UnknownHostException e) {
                    e.printStackTrace();
                }//from  w w w  .j  a  v a2s  . co  m
            } else {
                bindAddress = config.getBindAddress();
            }
        } else {
            bindAddress = config.getServerBindAddress();
        }
    }
    return bindAddress;
}

---

From source file:org.hazelcast.cloudfoundry.servicebroker.service.HazelcastServiceInstanceService.java

@Override
public ServiceInstance createServiceInstance(CreateServiceInstanceRequest createServiceInstanceRequest)
        throws ServiceInstanceExistsException, ServiceBrokerException {

    String instanceId = createServiceInstanceRequest.getServiceInstanceId();

    ServiceInstance serviceInstance = repository.findServiceInstance(instanceId);
    if (serviceInstance != null) {
        throw new ServiceInstanceExistsException(serviceInstance);
    }/*from  w w  w  .j a  va 2s .c  om*/

    serviceInstance = new HazelcastServiceInstance(createServiceInstanceRequest);

    HazelcastInstance hazelcastInstance = hazelcastAdmin
            .createHazelcastInstance(createServiceInstanceRequest.getServiceInstanceId());
    if (hazelcastInstance == null) {
        throw new HazelcastServiceException("Failed to create new Hazelcast member hazelcastInstance: "
                + createServiceInstanceRequest.getServiceInstanceId());
    }

    String hazelcastHost = hazelcastInstance.getCluster().getLocalMember().getAddress().getHost();
    ((HazelcastServiceInstance) serviceInstance).setHazelcastIPAddress(hazelcastHost);

    int hazelcastPort = hazelcastInstance.getCluster().getLocalMember().getAddress().getPort();
    ((HazelcastServiceInstance) serviceInstance).setHazelcastPort(hazelcastPort);

    try {
        InetAddress hazelcastInetAddress = hazelcastInstance.getCluster().getLocalMember().getAddress()
                .getInetAddress();
        ((HazelcastServiceInstance) serviceInstance).setHazelcastInetAddress(hazelcastInetAddress);
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }
    repository.saveServiceInstance(serviceInstance);
    return serviceInstance;
}

---

From source file:it.isislab.sof.core.engine.hadoop.sshclient.connection.SofManager.java

/**
 * //w ww.j a  v  a 2 s  .co m
 * @return a unique filename. If there is execption, it will be return MD5(System.currentTimeMillis)
 */
public static String getMexID() {
    InetAddress addr;
    try {
        addr = InetAddress.getLocalHost();
        Enumeration<NetworkInterface> networks = NetworkInterface.getNetworkInterfaces();
        while (networks.hasMoreElements()) {
            NetworkInterface network = networks.nextElement();
            byte[] mac = network.getHardwareAddress();

            if (mac != null) {
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < mac.length; i++) {
                    sb.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? "-" : ""));
                }
                return DigestUtils.md5Hex(sb.toString() + (System.currentTimeMillis() + ""));
            }
        }
        return DigestUtils.md5Hex(System.currentTimeMillis() + "");
    } catch (UnknownHostException e) {
        e.printStackTrace();
        return DigestUtils.md5Hex(System.currentTimeMillis() + "");
    } catch (SocketException e) {
        e.printStackTrace();
        return DigestUtils.md5Hex(System.currentTimeMillis() + "");
    }
}

---

From source file:it.isislab.sof.core.engine.hadoop.sshclient.connection.SofManager.java

private static String getSimID() {
    InetAddress addr;//from ww  w  .j a v a  2s .co m
    try {
        addr = InetAddress.getLocalHost();
        Enumeration<NetworkInterface> networks = NetworkInterface.getNetworkInterfaces();
        while (networks.hasMoreElements()) {
            NetworkInterface network = networks.nextElement();
            byte[] mac = network.getHardwareAddress();

            if (mac != null) {
                StringBuilder sb = new StringBuilder();
                for (int i = 0; i < mac.length; i++) {
                    sb.append(String.format("%02X%s", mac[i], (i < mac.length - 1) ? "-" : ""));
                }
                return DigestUtils.md5Hex(sb.toString() + (System.currentTimeMillis() + ""));
            }
        }
        return null;
    } catch (UnknownHostException e) {
        e.printStackTrace();
        return null;
    } catch (SocketException e) {
        e.printStackTrace();
        return null;
    }

    //return System.currentTimeMillis()+"";
}

---

From source file:ElasticSearchConnection.java

private void setupELK() {
    try {//from ww  w. j a  v a2  s. co  m
        client = TransportClient.builder().build().addTransportAddress(
                new InetSocketTransportAddress(InetAddress.getByName(getHostname()), getPort()));
        connected = true;
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }

    if (isConnected()) {
        try {
            setIndex();
        } catch (IOException | InterruptedException e) {
            e.printStackTrace();
        }
    } else {
        System.out.println("unable to find elasticsearch server on host " + hostname + " on port " + port);
    }

}

---

From source file:com.amazonaws.services.kinesis.flume.KinesisSource.java

@Override
public void configure(Context context) {
    String endpoint = context.getString("endpoint", ConfigurationConstants.DEFAULT_KINESIS_ENDPOINT);

    String streamName = Preconditions.checkNotNull(context.getString("streamName"), "streamName is required");

    String applicationName = Preconditions.checkNotNull(context.getString("applicationName"),
            "applicationName is required");

    String initialPosition = context.getString("initialPosition", "TRIM_HORIZON");
    String workerId = null;//from   w  ww  .java2s .  com

    if (initialPosition.equals("LATEST")) {
        DEFAULT_INITIAL_POSITION = InitialPositionInStream.LATEST;
    }

    String accessKeyId = context.getString("accessKeyId");

    String secretAccessKey = context.getString("secretAccessKey");

    AWSCredentialsProvider credentialsProvider;

    if (accessKeyId != null && secretAccessKey != null) {
        credentialsProvider = new MyAwsCredentials(accessKeyId, secretAccessKey);
    } else {
        credentialsProvider = new DefaultAWSCredentialsProviderChain();
    }

    try {
        workerId = InetAddress.getLocalHost().getCanonicalHostName() + ":" + UUID.randomUUID();
    } catch (UnknownHostException e) {
        e.printStackTrace();
    }

    LOG.info("Using workerId: " + workerId);

    kinesisClientLibConfiguration = new KinesisClientLibConfiguration(applicationName, streamName,
            credentialsProvider, workerId).withKinesisEndpoint(endpoint)
                    .withInitialPositionInStream(DEFAULT_INITIAL_POSITION);

}

---

From source file:net.dfs.server.filespace.accessor.impl.WriteSpaceAccessorImpl.java

/**
 * writeToSPace will write a File object to the newly created local Space. It
 * makes sure the Space is not null before the File objects are been written to the 
 * Space./*www.  ja va  2s .c o  m*/
 * <p>
 * It returns no value and throws RemoteException or TransactionException on a failure.
 * 
 * @param file is an object of the type {@link FileStorageModel}
 */

public void writeToSpace(FileToken token) {

    if (space == null) {
        try {
            if (space == null) {
                space = spaceCreator.getSpace(InetAddress.getByName(serverIP), InetAddress.getLocalHost());
            }

        } catch (UnknownHostException e) {
            e.printStackTrace();
        }
    }

    try {
        space.write((FileToken) token, null, Long.MAX_VALUE);
        log.info("Chunk " + token.fileName + " with Chunk No " + token.CHUNK_NO + " Written to the Space");

    } catch (RemoteException e) {
        e.printStackTrace();
    } catch (TransactionException e) {
        e.printStackTrace();
    }
}

---

From source file:org.openihs.seendroid.lib.Query.java

protected Document getXmlDocument(HttpRequestBase request) throws ParserException, UnknownHostException {
    HttpResponse response;//www.  j  a  v a2  s  .c o m
    try {
        response = this.connection.query(request);
        DocumentBuilder builder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
        return builder.parse(response.getEntity().getContent());
    } catch (UnknownHostException e) {
        throw e;
    } catch (Exception e) {
        e.printStackTrace();
        throw new Query.ParserException();
    }
}

---

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