Example usage for java.util List isEmpty

Introduction

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

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this list contains no elements.

Usage

From source file:com.ms.scombiz.solr.utils.BaseSolrQueryConvert.java

protected static SolrQuery setQuery(List<String> params, SearchQuery searchQuery) {
    SolrQuery solrQuery = new SolrQuery();
    String query = null;/*w  ww . j a  va  2s . c o m*/
    if (params.isEmpty()) {
        query = ("*:*");
    } else {
        query = StringUtils.join(params, " AND ");
    }
    solrQuery.setQuery(query);
    solrQuery.setStart(searchQuery.getStart());
    solrQuery.setRows(searchQuery.getRows());
    if (StringUtils.isNotBlank(searchQuery.getSortFiled())) {
        solrQuery.addSort(searchQuery.getSortFiled(), searchQuery.getOrderBy());
    }
    return solrQuery;
}

From source file:fr.dutra.confluence2wordpress.util.CollectionUtils.java

public static List<String> split(String str, String sep) {
    if (StringUtils.isBlank(str)) {
        return null;
    }//from www.  j a va 2s  .  co  m
    Splitter splitter = Splitter.on(sep).trimResults().omitEmptyStrings();
    List<String> list = new ArrayList<String>();
    for (String token : splitter.split(str)) {
        list.add(token);
    }
    if (list.isEmpty()) {
        return null;
    }
    return list;
}

From source file:io.wcm.dam.assetservice.impl.AssetRequestParser.java

/**
 * Reads asset requests from URL. If requests using the new suffix-based approach are provided those are returned.
 * Otherwise requests defined via URL parameters are parsed and returned.
 * If no parameters are given at all one single un-parameterized request for the dam asset is generated.
 * @param assetPath Asset path/* w ww  .ja  va  2  s  .c om*/
 * @param request Request
 * @return List of asset requests
 */
public static List<AssetRequest> getAssetRequests(String assetPath, SlingHttpServletRequest request) {
    List<AssetRequest> requests = getAssetRequestsFromSuffix(assetPath, request);
    if (requests.isEmpty()) {
        requests = getAssetRequestsFromUrlParams(assetPath, request);
    }
    if (requests.isEmpty()) {
        requests.add(new AssetRequest(assetPath, null, 0, 0));
    }
    return requests;
}

From source file:org.avidj.zuul.client.ZuulRestClient.java

private static String lockPath(List<String> path) {
    if (path.isEmpty()) {
        return "";
    }/*from   w  ww. ja  v a2s  .co  m*/
    StringBuilder string = new StringBuilder(path.get(0));
    for (int i = 1, n = path.size(); i < n; i++) {
        string.append("/").append(path.get(i));
    }
    return string.toString();
}

From source file:gobblin.source.extractor.extract.kafka.workunit.packer.KafkaAvgRecordTimeBasedWorkUnitSizeEstimator.java

/**
 * Calculate the geometric mean of a {@link List} of double numbers. Numbers smaller than {@link #EPS} will be
 * treated as {@link #EPS}.//from  w w w.j ava  2s .  c  o m
 */
private static double geometricMean(List<Double> numbers) {
    Preconditions.checkArgument(!numbers.isEmpty());

    double[] numberArray = new double[numbers.size()];
    for (int i = 0; i < numbers.size(); i++) {
        numberArray[i] = Math.max(numbers.get(i), EPS);
    }

    return GEOMETRIC_MEAN.evaluate(numberArray, 0, numberArray.length);
}

From source file:org.fede.util.Util.java

private static BigDecimal avg(List<BigDecimal> list) {
    if (list.isEmpty()) {
        return BigDecimal.ZERO;
    }/*  www.  ja  v a2s . co  m*/
    return list.stream().reduce(BigDecimal.ZERO, (left, right) -> left.add(right))
            .setScale(7, RoundingMode.HALF_UP).divide(new BigDecimal(list.size()), MathContext.DECIMAL32);
}

From source file:be.fedict.eid.dss.spi.utils.XAdESSignatureTimeStampValidation.java

/**
 * Checks the time-stamp tokens' digital signatures.
 * //w  w w .j  a va  2 s .  c  o m
 * @param signatureTimeStamp
 * @param signatureElement
 * @return
 * @throws XAdESValidationException
 */
public static List<TimeStampToken> verify(XAdESTimeStampType signatureTimeStamp, Element signatureElement)
        throws XAdESValidationException {

    LOG.debug("validate SignatureTimeStamp...");

    List<TimeStampToken> timeStampTokens = XAdESUtils.getTimeStampTokens(signatureTimeStamp);
    if (timeStampTokens.isEmpty()) {
        LOG.error("No timestamp tokens present in SignatureTimeStamp");
        throw new XAdESValidationException("No timestamp tokens present in SignatureTimeStamp");
    }

    // 2. take ds:SignatureValue element
    NodeList signatureValueNodeList = signatureElement.getElementsByTagNameNS(XMLSignature.XMLNS,
            "SignatureValue");
    if (0 == signatureValueNodeList.getLength()) {
        LOG.error("no XML signature valuefound");
        throw new XAdESValidationException("no XML signature valuefound");
    }

    // 3. canonicalize using CanonicalizationMethod if any, else take dsig's
    TimeStampDigestInput digestInput = new TimeStampDigestInput(
            signatureTimeStamp.getCanonicalizationMethod().getAlgorithm());
    digestInput.addNode(signatureValueNodeList.item(0));

    for (TimeStampToken timeStampToken : timeStampTokens) {

        // 1. verify signature in timestamp token
        XAdESUtils.verifyTimeStampTokenSignature(timeStampToken);

        // 4. for-each timestamp token, compute digest and compare
        XAdESUtils.verifyTimeStampTokenDigest(timeStampToken, digestInput);
    }

    return timeStampTokens;
}

From source file:com.igormaznitsa.jute.Utils.java

public static int getMaxLineWidth(final List<String> str) {
    int max = 0;//  w  ww.j av  a  2  s  .com
    if (str != null && !str.isEmpty()) {
        for (final String s : str) {
            if (s != null && s.length() > max) {
                max = s.length();
            }
        }
    }
    return max;
}

From source file:com.ms.commons.test.tool.exportdata.DatabasePropertiesLoader.java

public static List<DatabaseConfigItem> getDatabaseConfigItems() {
    File fn = new File(System.getProperty("user.home") + ".frameworktest_db_config.properties");

    if (!fn.exists()) {
        throwNoConfigException(fn);//from  w w w. ja v a 2s . co  m
    }

    Properties properties = loadProperties(fn);
    List<String> dbConfs = StrUtil.splitStringToList(properties.getProperty("intltest.conns"), ',');
    if (dbConfs.isEmpty()) {
        throwNoConfigException(fn);
    }

    List<DatabaseConfigItem> itemList = new ArrayList<DatabaseConfigItem>();
    for (String dbConfName : dbConfs) {
        itemList.add(getDatabaseConfigItem(properties, dbConfName));
    }

    return itemList;
}

From source file:de.oth.keycloak.InitKeycloakServer.java

private static void addUserGroups(RealmResource rRes, List<UserGroupConfig> userGroupList) {
    if (userGroupList == null || userGroupList.isEmpty()) {
        return;//from w ww  . j ava2  s . c o m
    }
    GroupsResource groupsResource = rRes.groups();
    for (UserGroupConfig userGroup : userGroupList) {
        String name = userGroup.getName();
        GroupResource groupRes = KeycloakAccess.getGroupFromRealm(rRes, name);
        if (groupRes == null) {
            groupRes = KeycloakAccess.addGroupToRealm(rRes, name);
        }
        List<String> groupRealmRoles = userGroup.getRealmRoles();
        if (groupRealmRoles != null) {
            KeycloakAccess.addMissedGroupRealmRoles(rRes, groupRes, groupRealmRoles);
        }
        List<AppRoleConfig> groupAppRoles = userGroup.getAppRoles();
        if (groupAppRoles != null) {
            for (AppRoleConfig appRole : groupAppRoles) {
                String appName = appRole.getApp();
                String roleName = appRole.getRole();
                KeycloakAccess.addMissedGroupClientRole(rRes, groupRes, appName, roleName);
            }
        }
    }
}