Example usage for org.apache.commons.collections4 MapUtils isEmpty

Introduction

In this page you can find the example usage for org.apache.commons.collections4 MapUtils isEmpty.

Prototype

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

Source Link

Document

Null-safe check if the specified map is empty.

Usage

From source file:com.ebay.myriad.scheduler.SchedulerUtils.java

public static boolean isMatchSlaveAttributes(Offer offer, Map<String, String> requestAttributes) {
    boolean match = true;

    Map<String, String> offerAttributes = new HashMap<String, String>();
    for (Attribute attribute : offer.getAttributesList()) {
        offerAttributes.put(attribute.getName(), attribute.getText().getValue());
    }/*from ww w .j  a va  2 s . c o  m*/

    // Match with offer attributes only if request has attributes.
    if (!MapUtils.isEmpty(requestAttributes)) {
        match = offerAttributes.equals(requestAttributes);
    }

    LOGGER.info("Match status: {} for offer: {} and requestAttributes: {}", match, offer, requestAttributes);

    return match;
}

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From source file:com.sojw.ahnchangho.core.util.UriUtils.java

/**
 * Multi value map.// ww  w . j a  v a2  s .  co m
 *
 * @param map the map
 * @return the multi value map
 */
public static MultiValueMap<String, String> multiValueMap(Map<String, String> map) {
    if (MapUtils.isEmpty(map)) {
        return null;
    }

    MultiValueMap<String, String> params = new LinkedMultiValueMap<>();
    for (Map.Entry<String, String> entry : map.entrySet()) {
        params.add(entry.getKey(), entry.getValue());
    }
    return params;
}

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From source file:com.fredhopper.core.connector.index.generate.writer.ProductCsvWriter.java

@Override
public void print(final FhProductData source) throws IOException {
    Preconditions.checkArgument(source != null);
    Preconditions.checkArgument(!MapUtils.isEmpty(source.getCategories()));

    final Map<Locale, Set<String>> categories = source.getCategories();

    for (final Entry<Locale, Set<String>> entry : categories.entrySet()) {
        final Set<String> categoriesSet = source.getCategories().get(entry.getKey());
        printLine(source.getProductId(), entry.getKey().toString(), buildCategoriesString(categoriesSet));
    }/*from  www  .  j  a  va  2  s  .c  o  m*/
}

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From source file:com.kumarvv.setl.utils.Interpolator.java

public String interpolate(final String str, final Map<String, Object> values) {
    if (str == null || MapUtils.isEmpty(values)) {
        return str;
    }//  www. j a v a 2  s  .  c  om
    String istr = str;
    for (String col : values.keySet()) {
        istr = interpolate(istr, Constants.COLON + col, values.get(col));
    }
    return istr.trim();
}

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From source file:com.sojw.ahnchangho.core.util.UriUtils.java

/**
 * Multi value map.// ww  w  .ja  v a  2  s.  c o  m
 *
 * @param <T> the generic type
 * @param request the request
 * @return the string
 */
public static <T> MultiValueMap<String, String> multiValueMap(final T request) {
    if (request == null) {
        return null;
    }

    Map<String, Object> requestMap = JsonUtils.convertValue(request, new TypeReference<Map<String, Object>>() {
    });
    if (MapUtils.isEmpty(requestMap)) {
        return null;
    }

    MultiValueMap<String, String> parameters = new LinkedMultiValueMap<String, String>();
    for (Entry<String, Object> entry : requestMap.entrySet()) {
        if (entry.getValue() instanceof List) {
            ((List) entry.getValue()).forEach(each -> {
                parameters.add(entry.getKey(), each.toString());
            });
        } else {
            parameters.add(entry.getKey(), entry.getValue().toString());
        }
    }

    return parameters;
}

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From source file:com.mirth.connect.server.api.servlets.DatabaseTaskServlet.java

@Override
public DatabaseTask getDatabaseTask(String databaseTaskId) {
    Map<String, DatabaseTask> tasks;
    try {//w  w w.  j a  v a 2  s .  c o  m
        tasks = databaseTaskController.getDatabaseTasks();
    } catch (Exception e) {
        throw new MirthApiException(e);
    }

    if (MapUtils.isEmpty(tasks) || !tasks.containsKey(databaseTaskId)) {
        throw new MirthApiException(Status.NOT_FOUND);
    }
    return tasks.get(databaseTaskId);
}

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From source file:com.movies.jsf.JsfUtil.java

public static String getReturnUrl(String adress, Map<String, Object> parameterMap) {
    StringBuilder builder = new StringBuilder().append(adress);
    if (MapUtils.isEmpty(parameterMap)) {
        throw new IllegalArgumentException("Parameter map can not be empty!");
    } else {/*www.  j a v  a 2s . c o  m*/
        Set<Entry<String, Object>> set = parameterMap.entrySet();
        set.stream().forEach((entry) -> {
            builder.append(QUESTION).append(REDIRECT).append(AND).append(entry.getKey()).append(EQUALS)
                    .append(entry.getValue());
        });
    }
    return builder.toString();
}

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From source file:com.movies.bean.DirectorListBean.java

@Override
public void searchPeople(ActionEvent event) {
    try {/*from  www . jav  a  2 s. c om*/
        createParameterMap();
        if (MapUtils.isEmpty(parameterMap)) {
            directors = directorService.getAllDirectorsWithMovies();
        } else {
            directors = directorService.getDirectorsByCriteria(parameterMap);
        }
    } catch (Exception e) {
        e.printStackTrace();
        JsfUtil.addErrorMessage("Error : " + e.getMessage());
    }
}

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From source file:com.ebay.myriad.scheduler.Rebalancer.java

@Override
public void run() {
    Map<String, Cluster> clusters = this.schedulerState.getClusters();
    if (MapUtils.isEmpty(clusters)) {
        LOGGER.info("Nothing to rebalance, as there are no clusters registered");
        return;//from   w w w.j ava2s  . co  m
    }

    clusters.values().stream().forEach(cluster -> {
        String clusterId = cluster.getClusterId();
        boolean acquireLock = this.schedulerState.acquireLock(clusterId);
        if (!acquireLock) {
            LOGGER.info("Rebalancer was unable to acquire lock for cluster {}", clusterId);
            return;
        }

        LOGGER.info("Analyzing cluster: {}", clusterId);
        String host = cluster.getResourceManagerHost();
        String port = cluster.getResourceManagerPort();
        double minQuota = cluster.getMinQuota();

        RestAdapter restAdapter = new RestAdapter.Builder().setEndpoint("http://" + host + ":" + port)
                .setLogLevel(LogLevel.FULL).build();
        YARNResourceManagerService service = restAdapter.create(YARNResourceManagerService.class);

        ClusterMetrics metrics = service.metrics().getClusterMetrics();
        AppsResponse appsResponse = service.apps("ACCEPTED");

        int acceptedApps = 0;

        if (appsResponse == null || appsResponse.getApps() == null
                || appsResponse.getApps().getApps() == null) {
            acceptedApps = 0;
        } else {
            acceptedApps = appsResponse.getApps().getApps().size();
        }
        LOGGER.info("Metrics: {}", metrics);
        LOGGER.info("Apps: {}", appsResponse);

        long availableMB = metrics.getAvailableMB();
        long allocatedMB = metrics.getAllocatedMB();
        long reservedMB = metrics.getReservedMB();
        int activeNodes = metrics.getActiveNodes();
        int unhealthyNodes = metrics.getUnhealthyNodes();
        int appsPending = metrics.getAppsPending();
        int appsRunning = metrics.getAppsRunning();

        if (activeNodes == 0 && appsPending > 0) {
            LOGGER.info("Flexing up for condition: activeNodes ({}) == 0 && appsPending ({}) > 0", activeNodes,
                    appsPending);
            this.myriadOperations.flexUpCluster(clusterId, 1, "small");
        } else if (appsPending == 0 && appsRunning == 0 && activeNodes > 0) {
            LOGGER.info(
                    "Flexing down for condition: appsPending ({}) == 0 && appsRunning ({}) == 0 && activeNodes ({}) > 0",
                    appsPending, appsRunning, activeNodes);
            this.myriadOperations.flexDownCluster(cluster, 1);
        } else if (acceptedApps > 0) {
            LOGGER.info("Flexing up for condition: acceptedApps ({}) > 0", acceptedApps);
            this.myriadOperations.flexUpCluster(clusterId, 1, "small");
        } else {
            LOGGER.info("Nothing to rebalance");
            this.schedulerState.releaseLock(clusterId);
        }
    });
}

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From source file:io.cloudslang.lang.tools.build.tester.parse.TestCasesYamlParser.java

public Map<String, SlangTestCase> parseTestCases(SlangSource source) {

    if (StringUtils.isEmpty(source.getContent())) {
        loggingService.logEvent(Level.INFO, "No tests cases were found in: " + source.getName());
        return new HashMap<>();
    }/*w w w.jav  a  2 s.  co m*/
    Validate.notEmpty(source.getContent(), "Source " + source.getName() + " cannot be empty");

    try {
        @SuppressWarnings("unchecked")
        Map<String, Map> parsedTestCases = yaml.loadAs(source.getContent(), Map.class);
        if (MapUtils.isEmpty(parsedTestCases)) {
            loggingService.logEvent(Level.INFO, "No tests cases were found in: " + source.getName());
            return new HashMap<>();
        }
        return parseTestCases(parsedTestCases, source.getFilePath());
    } catch (Throwable e) {
        throw new RuntimeException(
                "There was a problem parsing the YAML source: " + source.getName() + ".\n" + e.getMessage(), e);
    }
}

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