Example usage for org.springframework.util CollectionUtils isEmpty

List of usage examples for org.springframework.util CollectionUtils isEmpty

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Introduction

In this page you can find the example usage for org.springframework.util CollectionUtils isEmpty.

Prototype

public static boolean isEmpty(@Nullable Map<?, ?> map)

Source Link

Document

Return true if the supplied Map is null or empty.

Usage

From source file:com.asuraiv.coordination.Master.java

/**
 * @param rc// w  ww.ja  va 2s  .  com
 * @param path
 * @param ctx
 * @param children
 * @see org.apache.zookeeper.AsyncCallback.ChildrenCallback#processResult(int, java.lang.String, java.lang.Object, java.util.List)
 */
public void processResult(int rc, String path, Object ctx, List<String> children) {

    if (CollectionUtils.isEmpty(children)) {
        return;
    }

    for (String task : children) {

        String taskStatus = zkUtils.getData("/tasks/" + task);
        if (!TaskStatus.WAITING.name().equals(taskStatus)) {
            continue;
        }

        //  Worker .
        String availableWorker = getAvailableWorkers();

        LOG.info("[MASTER] {} ? {} ?  .", availableWorker, task);
        zkUtils.asyncCreate("/assign/" + availableWorker, task.getBytes(), Ids.OPEN_ACL_UNSAFE,
                CreateMode.EPHEMERAL, null, null);

        //  Watcher ?
        zkUtils.asyncGetChildren("/tasks", true, /* AsyncCallback.ChildrenCallback */this, null);
    }
}

From source file:com.alibaba.otter.manager.biz.monitor.impl.PositionTimeoutRuleMonitor.java

@Override
public void explore(List<AlarmRule> rules) {
    if (CollectionUtils.isEmpty(rules)) {
        return;//  w  w w  .  j  a v a  2  s  .com
    }
    Long pipelineId = rules.get(0).getPipelineId();
    Pipeline pipeline = pipelineService.findById(pipelineId);
    PositionEventData data = arbitrateViewService.getCanalCursor(pipeline.getParameters().getDestinationName(),
            pipeline.getParameters().getMainstemClientId());

    long latestSyncTime = 0L;
    if (data != null && data.getModifiedTime() != null) {
        Date modifiedDate = data.getModifiedTime();
        latestSyncTime = modifiedDate.getTime();
    } else {
        return;
    }

    long now = System.currentTimeMillis();
    long elapsed = now - latestSyncTime;
    boolean flag = false;
    for (AlarmRule rule : rules) {
        flag |= checkTimeout(rule, elapsed);
    }

    if (flag) {
        logRecordAlarm(pipelineId, MonitorName.POSITIONTIMEOUT,
                String.format(TIME_OUT_MESSAGE, pipelineId, (elapsed / 1000)));
    }
}

From source file:com.alibaba.otter.manager.biz.monitor.impl.ProcessTimeoutRuleMonitor.java

@Override
public void explore(List<AlarmRule> rules) {
    if (CollectionUtils.isEmpty(rules)) {
        return;/*from  ww w  .j  av  a2  s . c o m*/
    }
    Long pipelineId = rules.get(0).getPipelineId();

    List<ProcessStat> processStats = processStatService.listRealtimeProcessStat(pipelineId);
    if (CollectionUtils.isEmpty(processStats)) {
        return;
    }

    long now = System.currentTimeMillis();
    Map<Long, Long> processTime = new HashMap<Long, Long>();
    for (ProcessStat processStat : processStats) {
        Long timeout = 0L;
        if (!CollectionUtils.isEmpty(processStat.getStageStats())) {
            timeout = now - processStat.getStageStats().get(0).getStartTime();
        }
        processTime.put(processStat.getProcessId(), timeout);
    }

    String message = StringUtils.EMPTY;
    for (AlarmRule rule : rules) {
        if (message.isEmpty()) {
            message = checkTimeout(rule, processTime);
        } else {
            checkTimeout(rule, processTime);
        }
    }

    if (!message.isEmpty()) {
        logRecordAlarm(pipelineId, MonitorName.PROCESSTIMEOUT, message);
    }

}

From source file:org.suren.autotest.web.framework.selenium.action.SeleniumZTreeSequenceOperation.java

@Override
public void perform(Element element, List<String> actions) {
    if (CollectionUtils.isEmpty(actions) || actions.size() <= 1) {
        throw new RuntimeException("Error format.");
    }/*ww  w.ja va  2s  .co  m*/

    String parentXPath = actions.get(0);

    String xpath = parentXPath;
    WebDriver driver = engine.getDriver();

    WebElement parentEle = driver.findElement(By.xpath(xpath));

    int index = 1;
    for (; index < actions.size() - 1; index++) {
        xpath = String.format("%s/descendant::span[contains(text(),'%s')]", parentXPath, actions.get(index));

        logger.debug(xpath);
        parentEle = parentEle.findElement(By.xpath(xpath));
        String id = parentEle.getAttribute("id");
        logger.debug(id);

        if (StringUtils.isBlank(id)) {
            return;
        }

        id = id.replace("span", "switch");
        logger.debug(id);
        WebDriverWait wait = new WebDriverWait(engine.getDriver(), 30);
        wait.until(ExpectedConditions.visibilityOfElementLocated(By.id(id)));
        parentEle = driver.findElement(By.id(id));
        if (parentEle.getAttribute("class").endsWith("close")) {
            parentEle.click();
        }

        ThreadUtil.silentSleep(2000);
    }

    xpath = String.format("%s/descendant::span[contains(text(),'%s')]", parentXPath, actions.get(index));
    logger.debug(xpath);
    WebDriverWait wait = new WebDriverWait(engine.getDriver(), 30);
    wait.until(ExpectedConditions.visibilityOfElementLocated(By.xpath(xpath)));
    parentEle.findElement(By.xpath(xpath)).click();
}

From source file:com.alibaba.otter.manager.biz.monitor.impl.PipelineTimeoutRuleMonitor.java

@Override
public void explore(List<AlarmRule> rules) {
    if (CollectionUtils.isEmpty(rules)) {
        return;/*  w w w  .  j  a va2s .  co m*/
    }
    Long pipelineId = rules.get(0).getPipelineId();

    ThroughputCondition condition = new ThroughputCondition();
    condition.setPipelineId(pipelineId);
    condition.setType(ThroughputType.ROW);
    ThroughputStat stat = throughputStatService.findThroughputStatByPipelineId(condition);

    long latestSyncTime = 0L;
    if (stat != null && stat.getGmtModified() != null) {
        Date modifiedDate = stat.getGmtModified();
        latestSyncTime = modifiedDate.getTime();
    }
    long now = System.currentTimeMillis();
    long elapsed = now - latestSyncTime;
    boolean flag = false;
    for (AlarmRule rule : rules) {
        flag |= checkTimeout(rule, elapsed);
    }

    if (flag) {
        logRecordAlarm(pipelineId, MonitorName.PIPELINETIMEOUT,
                String.format(TIME_OUT_MESSAGE, pipelineId, (elapsed / 1000)));
    }
}

From source file:pe.gob.mef.gescon.service.impl.EntidadServiceImpl.java

@Override
public List<Entidad> getEntidadesUbigeo() {
    List<Entidad> lista = new ArrayList<Entidad>();
    try {/*from   ww w. ja  v a 2  s  .  com*/

        EntidadDao entidadDao = (EntidadDao) ServiceFinder.findBean("EntidadDao");
        List<HashMap> entidad = entidadDao.getEntidadesUbigeo();
        if (!CollectionUtils.isEmpty(entidad)) {
            for (HashMap map : entidad) {
                Entidad c = new Entidad();
                c.setNentidadid((BigDecimal) map.get("ID"));
                c.setVcodigoentidad((String) map.get("CODIGO"));
                c.setVnombre((String) map.get("NOMBRE"));
                c.setVdescripcion((String) map.get("DES"));
                c.setVusuariocreacion((String) map.get("USUC"));
                c.setDfechacreacion((Date) map.get("FECHAC"));
                c.setVusuariomodificacion((String) map.get("USUM"));
                c.setDfechamodificacion((Date) map.get("FECHAM"));
                c.setNactivo((BigDecimal) map.get("ACTIVO"));
                c.setVdepartamento((String) map.get("DEPARTAMENTO"));
                c.setVprovincia((String) map.get("PROVINCIA"));
                c.setVdistrito((String) map.get("DISTRITO"));
                c.setVtipo((String) map.get("TIPO"));
                lista.add(c);
            }
        }
    } catch (Exception e) {
        e.getMessage();
        e.printStackTrace();
    }
    return lista;
}

From source file:com.devicehive.handler.command.CommandSubscribeRequestHandler.java

@Override
public Response handle(Request request) {
    CommandSubscribeRequest body = (CommandSubscribeRequest) request.getBody();
    validate(body);/*from ww w.j  a v a  2 s  . co m*/

    Subscriber subscriber = new Subscriber(body.getSubscriptionId(), request.getReplyTo(),
            request.getCorrelationId());

    Set<Subscription> subscriptions = new HashSet<>();
    if (CollectionUtils.isEmpty(body.getNames())) {
        Subscription subscription = new Subscription(Action.COMMAND_EVENT.name(), body.getDevice());
        subscriptions.add(subscription);
    } else {
        for (String name : body.getNames()) {
            Subscription subscription = new Subscription(Action.COMMAND_EVENT.name(), body.getDevice(), name);
            subscriptions.add(subscription);
        }
    }

    subscriptions.forEach(subscription -> eventBus.subscribe(subscriber, subscription));

    Collection<DeviceCommand> commands = findCommands(body.getDevice(), body.getNames(), body.getTimestamp());
    CommandSubscribeResponse subscribeResponse = new CommandSubscribeResponse(body.getSubscriptionId(),
            commands);

    return Response.newBuilder().withBody(subscribeResponse).withLast(false)
            .withCorrelationId(request.getCorrelationId()).buildSuccess();
}

From source file:com.mysoft.b2b.event.scheduler.job.EventLogJob.java

@Override
public void run() {

    log.info("??-->.......");
    List<EventLog> eventLogs = this.getEventLogs();

    int total = CollectionUtils.isEmpty(eventLogs) ? 0 : eventLogs.size();
    log.info("??-->???:" + total);

    if (0 == total) {
        log.info("??-->???");
        return;/*from www  . j  a  va  2s. co  m*/
    }

    for (int i = 0; i < eventLogs.size(); i++) {
        log.info("??-->" + (i + 1) + "?");
        EventLog eventLog = eventLogs.get(i);
        try {
            //EventLog?
            this.startToDealJob(eventLog);

            //??
            App app = this.getAppById(eventLog.getAppId());
            if (null == app) {
                continue;
            }

            if (ProtocolType.RMI.getValue() == app.getProtocolType()) {
                Event event = eventService.getEvent(eventLog.getEventId());
                RMIClientHelper.getRMIProtocolService(app.getProtocolAddr()).dealEvent(event);
            }

            this.finishToDealJob(true, eventLog, null);
        } catch (Exception e) {
            this.finishToDealJob(false, eventLog, e);
        }
    }
}

From source file:com.dianping.dpsf.invoke.filter.MockInvokeFilter.java

@Override
public DPSFResponse invoke(RemoteInvocationHandler handler, InvocationInvokeContext invocationContext)
        throws Throwable {
    MockMeta mockMeta = invocationContext.getMetaData().getMockMeta();
    try {//from   w w w . j a  v a  2 s. c o  m
        DPSFResponse response = handler.handle(invocationContext);
        if (response.getMessageType() == Constants.MESSAGE_TYPE_SERVICE_EXCEPTION
                || response.getMessageType() == Constants.MESSAGE_TYPE_EXCEPTION) {
            if (mockMeta != null && StringUtils.isNotBlank(mockMeta.getMockClass())
                    && !CollectionUtils.isEmpty(mockMeta.getMockMethods())) {
                return createMockResponse(invocationContext, mockMeta);
            }
        }
        return response;
    } catch (Exception e) {
        return createMockResponse(invocationContext, mockMeta);
    }
}