Example usage for java.util Timer Timer

List of usage examples for java.util Timer Timer

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Introduction

In this page you can find the example usage for java.util Timer Timer.

Prototype

public Timer()

Source Link

Document

Creates a new timer.

Usage

From source file:org.codelibs.empros.agent.operation.rest.RestApiOperation.java

public RestApiOperation() {
    url = PropertiesUtil.getAsString(EMPROSAPI_PROPERTIES, "emprosUrl", null);

    if (StringUtil.isBlank(url)) {
        throw new EmprosSystemException("emprosUrl is empty.");
    }//from  w  w w  .j ava 2s.  co m

    eventCapacity = PropertiesUtil.getAsInt(EMPROSAPI_PROPERTIES, "eventCapacity", 100);
    requestInterval = PropertiesUtil.getAsInt(EMPROSAPI_PROPERTIES, "requestInterval", 100);
    maxRetryCount = PropertiesUtil.getAsInt(EMPROSAPI_PROPERTIES, "maxRetryCount", 5);
    apiMonitorInterval = PropertiesUtil.getAsLong(EMPROSAPI_PROPERTIES, "apiMonitorInterval", 1 * 60 * 1000);

    final long connectionCheckInterval = PropertiesUtil.getAsLong(EMPROSAPI_PROPERTIES,
            "connectionCheckInterval", 5000);
    final long idleConnectionTimeout = PropertiesUtil.getAsLong(EMPROSAPI_PROPERTIES, "idleConnectionTimeout",
            60 * 1000);

    final SchemeRegistry schemeRegistry = new SchemeRegistry();
    schemeRegistry.register(new Scheme("http", 80, PlainSocketFactory.getSocketFactory()));
    schemeRegistry.register(new Scheme("https", 443, SSLSocketFactory.getSocketFactory()));
    final ClientConnectionManager clientConnectionManager = new PoolingClientConnectionManager(schemeRegistry,
            5, TimeUnit.MINUTES);

    httpClient = new DefaultHttpClient(clientConnectionManager);
    HttpParams httpParams = httpClient.getParams();

    // TODO auth
    HttpConnectionParams.setConnectionTimeout(httpParams, 10 * 1000);
    HttpConnectionParams.setSoTimeout(httpParams, 10 * 1000);

    connectionMonitor = new ConnectionMonitor(clientConnectionManager, connectionCheckInterval,
            idleConnectionTimeout);
    connectionMonitor.setDaemon(true);
    connectionMonitor.start();

    apiMonitor = new ApiMonitor();
    apiMonitorTimer = new Timer();
    apiMonitorTimer.schedule(apiMonitor, 0, apiMonitorInterval);
}

From source file:com.sftoolworks.nfcoptions.SelectActivity.java

protected void writeSelection(Intent intent) {
    ListView list = (ListView) findViewById(R.id.listView1);
    if (list.getCount() == 0)
        return;//from  w  w w .  j  av  a 2  s . co  m

    try {

        Object[] results = ((OptionListAdapter) list.getAdapter()).getCheckedValues();
        JSONObject obj = new JSONObject();

        JSONArray array = new JSONArray();

        if (null != results) {
            for (Object result : results)
                array.put(result.toString());
        }

        obj.put("selection", array);
        obj.put("key", selectKey);

        SharedPreferences sharedPref = getSharedPreferences(getString(R.string.preference_file_key),
                Context.MODE_PRIVATE);

        // android studio (0.5.1) decorates this line as an error (some
        // of the time, anyway) but it's not an error.

        String identifier = sharedPref.getString(getString(R.string.user_id_key), "");
        if (identifier.length() > 0)
            obj.put("user", identifier);

        String json = obj.toString(0);

        String outbound = "\u0002en";
        outbound += json;

        NdefRecord textRecord = new NdefRecord(NdefRecord.TNF_WELL_KNOWN, new byte[] { 'T' }, null,
                outbound.getBytes());

        NdefMessage message = new NdefMessage(new NdefRecord[] { textRecord });
        Tag tag = intent.getParcelableExtra(NfcAdapter.EXTRA_TAG);
        Ndef ndef = Ndef.get(tag);
        ndef.connect();

        ndef.writeNdefMessage(message);
        ndef.close();

        Toast.makeText(this, R.string.write_ok, Toast.LENGTH_LONG).show();
        new Timer().schedule(new TimerTask() {
            @Override
            public void run() {
                finish();
            }
        }, 1500);

    } catch (Exception e) {

        Log.d(TAG, e.toString());
        String err = getString(R.string.tag_write_err) + "\n" + e.getMessage();
        Toast.makeText(this, err, Toast.LENGTH_LONG).show();
    }
}

From source file:uk.org.openseizuredetector.MainActivity.java

/** Called when the activity is first created. */
@Override//w  w w.j a  v a2 s .  co m
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // Initialise the User Interface
    setContentView(R.layout.main);

    /* Force display of overflow menu - from stackoverflow
     * "how to force use of..."
     */
    try {
        ViewConfiguration config = ViewConfiguration.get(this);
        Field menuKeyField = ViewConfiguration.class.getDeclaredField("sHasPermanentMenuKey");
        if (menuKeyField != null) {
            menuKeyField.setAccessible(true);
            menuKeyField.setBoolean(config, false);
        }
    } catch (Exception e) {
        Log.v(TAG, "menubar fiddle exception: " + e.toString());
    }

    // start timer to refresh user interface every second.
    Timer uiTimer = new Timer();
    uiTimer.schedule(new TimerTask() {
        @Override
        public void run() {
            updateServerStatus();
        }
    }, 0, 1000);

}

From source file:com.enigmabridge.log.distributor.forwarder.splunk.HttpEventCollectorSender.java

/**
 * Initialize HttpEventCollectorSender//ww w .  j  ava 2  s.c  o m
 * @param Url http event collector input server
 * @param token application token
 * @param delay batching delay
 * @param maxEventsBatchCount max number of events in a batch
 * @param maxEventsBatchSize max size of batch
 * @param metadata events metadata
 */
public HttpEventCollectorSender(final String Url, final String token, long delay, long maxEventsBatchCount,
        long maxEventsBatchSize, String sendModeStr, Dictionary<String, String> metadata) {
    this.url = Url + HttpEventCollectorUriPath;
    this.token = token;
    // when size configuration setting is missing it's treated as "infinity",
    // i.e., any value is accepted.
    if (maxEventsBatchCount == 0 && maxEventsBatchSize > 0) {
        maxEventsBatchCount = Long.MAX_VALUE;
    } else if (maxEventsBatchSize == 0 && maxEventsBatchCount > 0) {
        maxEventsBatchSize = Long.MAX_VALUE;
    }
    this.maxEventsBatchCount = maxEventsBatchCount;
    this.maxEventsBatchSize = maxEventsBatchSize;
    this.metadata = metadata;
    if (sendModeStr != null) {
        if (sendModeStr.equals(SendModeSequential))
            this.sendMode = SendMode.Sequential;
        else if (sendModeStr.equals(SendModeSParallel))
            this.sendMode = SendMode.Parallel;
        else
            throw new IllegalArgumentException("Unknown send mode: " + sendModeStr);
    }

    if (delay > 0) {
        // start heartbeat timer
        timer = new Timer();
        timer.scheduleAtFixedRate(this, delay, delay);
    }
}

From source file:com.nokia.example.musicexplorer.ui.SearchView.java

/**
 * Delays the search and cancels a possible pending search.
 *///from   ww  w .  j  a  v  a  2s. co m
private void throttleSearch() {
    if (throttle != null) {
        // Cancel previous timer task.
        throttle.cancel();
    }

    throttle = new Timer();
    throttle.schedule(new TimerTask() {
        public void run() {
            performSearch(true, false); // Clear previous results. No paging.
            cancel();
        }
    }, QUERY_THROTTLE_MILLISECONDS);
}

From source file:at.gv.egovernment.moa.id.configuration.validation.oa.OAPVP2ConfigValidation.java

public List<String> validate(OAPVP2Config form, String oaID, HttpServletRequest request) {

    Timer timer = null;//from  w  w  w  .  j  ava 2s  .  co m
    MOAHttpClient httpClient = null;
    HTTPMetadataProvider httpProvider = null;

    List<String> errors = new ArrayList<String>();
    try {
        byte[] certSerialized = null;
        if (form.getFileUpload() != null)
            certSerialized = form.getCertificate();
        else {
            OnlineApplication oa = ConfigurationDBRead.getOnlineApplication(oaID);
            if (oa != null && oa.getAuthComponentOA() != null && oa.getAuthComponentOA().getOAPVP2() != null) {
                certSerialized = oa.getAuthComponentOA().getOAPVP2().getCertificate();
            }
        }

        String check = form.getMetaDataURL();
        if (MiscUtil.isNotEmpty(check)) {

            if (!ValidationHelper.validateURL(check)) {
                log.info("MetaDataURL has no valid form.");
                errors.add(LanguageHelper.getErrorString("validation.pvp2.metadataurl.valid", request));

            } else {

                if (certSerialized == null) {
                    log.info("No certificate for metadata validation");
                    errors.add(LanguageHelper.getErrorString("validation.pvp2.certificate.notfound", request));

                } else {

                    X509Certificate cert = new X509Certificate(certSerialized);
                    BasicX509Credential credential = new BasicX509Credential();
                    credential.setEntityCertificate(cert);

                    timer = new Timer();
                    httpClient = new MOAHttpClient();

                    if (form.getMetaDataURL().startsWith("https:"))
                        try {
                            MOAHttpProtocolSocketFactory protoSocketFactory = new MOAHttpProtocolSocketFactory(
                                    "MOAMetaDataProvider",
                                    ConfigurationProvider.getInstance().getCertStoreDirectory(),
                                    ConfigurationProvider.getInstance().getTrustStoreDirectory(), null,
                                    ChainingModeType.PKIX, true);

                            httpClient.setCustomSSLTrustStore(form.getMetaDataURL(), protoSocketFactory);

                        } catch (MOAHttpProtocolSocketFactoryException e) {
                            log.warn("MOA SSL-TrustStore can not initialized. Use default Java TrustStore.", e);

                        } catch (ConfigurationException e) {
                            log.info("No MOA specific SSL-TrustStore configured. Use default Java TrustStore.",
                                    e);

                        }

                    List<MetadataFilter> filterList = new ArrayList<MetadataFilter>();
                    filterList.add(new MetaDataVerificationFilter(credential));
                    filterList.add(new SchemaValidationFilter());
                    MetadataFilterChain filter = new MetadataFilterChain();
                    filter.setFilters(filterList);

                    httpProvider = new HTTPMetadataProvider(timer, httpClient, form.getMetaDataURL());
                    httpProvider.setParserPool(new BasicParserPool());
                    httpProvider.setRequireValidMetadata(true);
                    httpProvider.setMetadataFilter(filter);
                    httpProvider.setMinRefreshDelay(1000 * 60 * 15); //15 minutes
                    httpProvider.setMaxRefreshDelay(1000 * 60 * 60 * 24); //24 hours

                    httpProvider.setRequireValidMetadata(true);

                    httpProvider.initialize();

                    if (httpProvider.getMetadata() == null) {
                        log.info("Metadata could be received but validation FAILED.");
                        errors.add(
                                LanguageHelper.getErrorString("validation.pvp2.metadata.validation", request));
                    }

                }
            }
        }

    } catch (CertificateException e) {
        log.info("Uploaded Certificate can not be found", e);
        errors.add(LanguageHelper.getErrorString("validation.pvp2.certificate.notfound", request));

    } catch (IOException e) {
        log.info("Metadata can not be loaded from URL", e);
        errors.add(LanguageHelper.getErrorString("validation.pvp2.metadataurl.read", request));

    } catch (MetadataProviderException e) {

        //TODO: check exception handling
        if (e.getCause() != null && e.getCause().getCause() instanceof SSLHandshakeException) {
            log.info("SSL Server certificate not trusted.", e);
            errors.add(LanguageHelper.getErrorString("validation.pvp2.metadata.ssl", request));

        } else {
            log.info("MetaDate verification failed", e);
            errors.add(LanguageHelper.getErrorString("validation.pvp2.metadata.verify", request));
        }

    } finally {
        if (httpProvider != null)
            httpProvider.destroy();

        if (timer != null)
            timer.cancel();

    }

    return errors;
}

From source file:org.powertac.server.SimulationClockControl.java

/**
 * Schedules the next tick. The interval between now and the next tick is
 * determined by comparing the current system time with what the time should
 * be on the next tick./*from w w w  .  j a v  a 2  s. c o  m*/
 */
public void scheduleTick() {
    //System.out.println("scheduleTick() " + new Date().getTime());
    long nextTick = computeNextTickTime();
    boolean success = false;
    while (!success) {
        try {
            theTimer.schedule(new TickAction(this), new Date(nextTick));
            success = true;
        } catch (IllegalStateException ise) {
            //System.out.println("Timer failure: " + ise.toString());
            // at this point there should be no outstanding timer tasks
            theTimer = new Timer();
        }
    }
}

From source file:com.nlp.twitterstream.FilteredTwitterStream.java

/**
 * Start timer for spell checking/*from ww  w .  j a v a  2s .co m*/
 */
public void startSpellCheckTimer() {
    spellCheckTimer = new Timer();
    spellCheckTimer.schedule(new SpellCheckTimerTask(), 5000, 30000);

}

From source file:com.googlecode.icegem.cacheutils.monitor.MonitorTool.java

/**
 * configuration/* w  w w . j a  v a2s .c  o  m*/
 * */
private void init() {
    try {
        log.info(Utils.currentDate() + "");
        log.info(Utils.currentDate() + "  --------------------------------------------------");
        log.info(Utils.currentDate() + "  Monitoring tool started");
        log.info(Utils.currentDate() + "  --------------------------------------------------");

        propertiesHelper = new PropertiesHelper("/monitoring.properties");

        nodesController = new NodesController(propertiesHelper, locators, timeout);

        nodesController.addNodeEventHandler(new LoggerNodeEventHandler());

        for (NodeEventHandler handler : customEventHandlersList) {
            nodesController.addNodeEventHandler(handler);
        }

        timer = new Timer();
    } catch (Throwable t) {
        Utils.exitWithFailure("Throwable caught during the initialization", t);
    }
}

From source file:com.marklogic.semantics.sesame.client.MarkLogicClient.java

public void initTimer(long initDelay, long delayCache, long cacheSize) {
    stopTimer();/*from  w ww. ja  va  2 s.  c  o m*/
    if (this.WRITE_CACHE_ENABLED) {
        logger.debug("configuring write cache");
        timerWriteCache = new TripleWriteCache(this, cacheSize);
        writeTimer = new Timer();
        writeTimer.scheduleAtFixedRate(timerWriteCache, initDelay, delayCache);
    }
    if (this.DELETE_CACHE_ENABLED) {
        logger.debug("configuring delete cache");
        timerDeleteCache = new TripleDeleteCache(this);
        deleteTimer = new Timer();
        deleteTimer.scheduleAtFixedRate(timerDeleteCache, initDelay, delayCache);
    }
}