Example usage for java.util Set isEmpty

Introduction

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

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this set contains no elements.

Usage

From source file:br.com.suricattus.surispring.spring.security.util.SecurityUtil.java

/**
 * Method that checks if the user holds <b>all</b> of the given roles.
 * Returns <code>true</code>, iff the user holds all roles,
 * <code>false</code> if no roles are given or the first non-matching role
 * is found//from  w  ww .  j  a  va 2 s  .c  om
 * 
 * @param requiredRoles a comma seperated list of roles
 * @return true if all of the given roles are granted to the current user,
 *         false otherwise or if no roles are specified at all.
 */
public static boolean hasAllRoles(final String requiredRoles) {
    Set<String> requiredAuthorities = parseAuthorities(requiredRoles);
    if (requiredAuthorities.isEmpty())
        return false;

    Set<String> userAuthorities = getUserAuthorities();

    for (String requiredAuthority : requiredAuthorities) {
        if (!userAuthorities.contains(requiredAuthority))
            return false;
    }
    return true;
}

---

From source file:br.com.suricattus.surispring.spring.security.util.SecurityUtil.java

/**
 * Method that checks if <b>none</b> of the given roles is hold by the user.
 * Returns <code>true</code> if no roles are given, or none of the given
 * roles match the users roles. Returns <code>false</code> on the first
 * matching role.//from   w  ww .j  a v a  2 s.com
 * 
 * @param notGrantedRoles
 *            a comma seperated list of roles
 * @return true if none of the given roles is granted to the current user,
 *         false otherwise
 */
public static boolean hasNoRole(final String notGrantedRoles) {
    Set<String> parsedAuthorities = parseAuthorities(notGrantedRoles);
    if (parsedAuthorities.isEmpty())
        return true;

    Set<String> userAuthorities = getUserAuthorities();

    for (String notGrantedAuthority : parsedAuthorities) {
        if (userAuthorities.contains(notGrantedAuthority))
            return false;
    }
    return true;
}

---

From source file:com.stratio.crossdata.core.utils.ParserUtils.java

/**
 * Get the best matches for a string {@code str} given a set of words to compare against and a maximum Levenshtein
 * distance./*from  w  ww. j av  a 2 s  . c o m*/
 *
 * @param str         The word to get the matches for.
 * @param words       The set of candidate words.
 * @param maxDistance The maximum Levenshtein distance.
 * @return A set of matching words within distance.
 */
public static Set<String> getBestMatches(String str, Set<String> words, int maxDistance) {
    int limit = maxDistance + 1;
    int currentLimit = 1;
    Set<String> result = new HashSet<>();
    while (result.isEmpty() && currentLimit < limit) {
        for (String word : words) {
            int distance = StringUtils.getLevenshteinDistance(str, word, maxDistance);
            if ((distance > -1) && (distance < currentLimit)) {
                result.add(word);
            }
        }
        currentLimit++;
    }

    return result;
}

---

From source file:it.univaq.incipict.profilemanager.common.utility.Utility.java

public static HashMap<Profile, Double> getEuclideanDistances(List<Profile> profilesList, User user) {
    Map<Profile, Double> result = new HashMap<Profile, Double>();
    Set<ProfileInformation> profileInformationSet;
    Set<Information> userInformationSet;

    // Retrieve user information set
    userInformationSet = user.getInformationSet();
    if (userInformationSet.isEmpty()) {
        return (HashMap<Profile, Double>) result;
    }//from   ww w . j av a2  s  .co m

    // For each Profile
    for (Profile profile : profilesList) {
        profileInformationSet = profile.getProfileInformationSet();
        int vectorsLenght = Math.max(profileInformationSet.size(), userInformationSet.size());
        RealVector ranksRealVector = new ArrayRealVector(new double[] {});
        RealVector userInformationVector = new ArrayRealVector(new double[] {});

        // Loop userInformationSet and
        // profileInformationSet (i.e. one specific column vector in the
        // knowledge base representation)
        for (Information information : userInformationSet) {
            Long x = information.getId();
            for (ProfileInformation profileInformation : profileInformationSet) {
                Long y = profileInformation.getInformation().getId();
                // User selected information was stored in a RealVector at same
                // position of relative ranksVector
                // This permit to calculate Euclidean distance right.
                if (x == y) {
                    userInformationVector = userInformationVector.append(1d); // Associated:1, Else:0
                    ranksRealVector = ranksRealVector.append(profileInformation.getRank());

                    profileInformationSet.remove(profileInformation);
                    break;
                }
            }
        }
        // At this point we aren't interested to elements position
        // because every other information worth zero.
        // Euclidean distance are not influenced from position of 0-elements in
        // a "sub-vector".
        // if they are all zeros.
        // => Append the zeros until completion of the length of the vectors
        userInformationVector = userInformationVector
                .append(new double[vectorsLenght - userInformationSet.size()]);

        for (ProfileInformation profileInformation : profileInformationSet) {
            // Append the remaining elements of this set (profileInformationSet)
            ranksRealVector = ranksRealVector.append(profileInformation.getRank());
        }

        // Calculate Euclidean Distance
        double distance = userInformationVector.getDistance(ranksRealVector);
        // add the distance to Distance's Map
        result.put(profile, distance);

    } // END, goto Next Profile

    // return the HashMap sorted by value (ASC)
    return (HashMap<Profile, Double>) MapUtil.sortByValueASC(result);
}

---

From source file:edu.kit.dama.dataworkflow.util.DataWorkflowTaskUtils.java

/**
 * Print the provided list of DataWorkflow tasks to StdOut, either in a basic
 * tabular view or in verbose mode, in a detailed representation.
 *
 * @param pTasks The list of tasks to print out.
 * @param pVerbose TRUE = print detailed view, FALSE = print basic tabular
 * view./*from w w w. j av  a2 s  . c o m*/
 */
public static void printTaskList(List<DataWorkflowTask> pTasks, boolean pVerbose) {
    if (!pVerbose) {
        //do table listing
        //Headers: ID | STATUS | LAST_MODIFIED
        //Lengths: 10 | 34 | 34
        StringBuilder listing = new StringBuilder();
        listing.append(StringUtils.center("Task ID", 10)).append("|").append(StringUtils.center("Status", 34))
                .append("|").append(StringUtils.center("Last Modified", 34)).append("\n");
        for (DataWorkflowTask task : pTasks) {
            listing.append(StringUtils.center(Long.toString(task.getId()), 10)).append("|")
                    .append(StringUtils.center(task.getStatus().toString(), 34)).append("|")
                    .append(StringUtils.center(new SimpleDateFormat().format(task.getLastUpdate()), 34))
                    .append("\n");
        }
        System.out.println(listing.toString());
    } else {
        //do detailed listing
        //ID: <ID>     Status: <STATUS>  Last Update: <LAST_UPDATE>
        //Config: <CONFIG_ID> Environment: <ID> Predecessor: <ID>
        //Group: <GID> Executor: <UID> Contact: <EMAIL>
        //Investigation: <ID>
        //InputDir: <URL>
        //OutputDir: <URL>              
        //WorkingDir: <URL>              
        //TempDir: <URL>
        //Input Objects         
        // Object | View 
        //  OID 1 | default
        //  OID 2 | default
        //Transfers          
        // Object | TransferId 
        //  OID 1 | 123
        //--------------------------------------------------------------
        StringBuilder builder = new StringBuilder();
        for (DataWorkflowTask task : pTasks) {
            builder.append(StringUtils.rightPad("Id: " + task.getId(), 40))
                    .append(StringUtils.rightPad(
                            "Predecessor: "
                                    + ((task.getPredecessor() != null) ? task.getPredecessor().getId() : "-"),
                            40))
                    .append("\n").append(StringUtils.rightPad("Status: " + task.getStatus(), 40))
                    .append(StringUtils.rightPad(
                            "Last Update: " + new SimpleDateFormat().format(task.getLastUpdate()), 40))
                    .append("\n")
                    .append(StringUtils.rightPad("Configuration: "
                            + ((task.getConfiguration() != null) ? task.getConfiguration().getId() : "-"), 40))
                    .append(StringUtils.rightPad("Environment: "
                            + ((task.getExecutionEnvironment() != null) ? task.getExecutionEnvironment().getId()
                                    : "-"),
                            40))
                    .append("\n").append(StringUtils.rightPad("Group: " + task.getExecutorGroupId(), 40))
                    .append(StringUtils.rightPad("User: " + task.getExecutorId(), 40)).append("\n")
                    .append(StringUtils.rightPad("Contact UserId: "
                            + ((task.getContactUserId() != null) ? task.getContactUserId() : "-"), 80))
                    .append("\n")
                    .append(StringUtils.rightPad("InvestigationId: " + task.getInvestigationId(), 80))
                    .append("\n").append(StringUtils.rightPad("Input Dir:", 15))
                    .append(StringUtils.abbreviateMiddle(task.getInputDirectoryUrl(), "...", 65)).append("\n")
                    .append(StringUtils.rightPad("Output Dir:", 15))
                    .append(StringUtils.abbreviateMiddle(task.getOutputDirectoryUrl(), "...", 65)).append("\n")
                    .append(StringUtils.rightPad("Working Dir:", 15))
                    .append(StringUtils.abbreviateMiddle(task.getWorkingDirectoryUrl(), "...", 65)).append("\n")
                    .append(StringUtils.rightPad("Temp Dir:", 15))
                    .append(StringUtils.abbreviateMiddle(task.getTempDirectoryUrl(), "...", 65)).append("\n")
                    .append(StringUtils.rightPad("Input Objects:", 80)).append("\n")
                    .append(StringUtils.center("ObjectId", 39)).append("|")
                    .append(StringUtils.center("View", 40)).append("\n");
            try {
                Properties objectViewMap = task.getObjectViewMapAsObject();
                Set<Entry<Object, Object>> entries = objectViewMap.entrySet();
                if (entries.isEmpty()) {
                    builder.append(StringUtils.center("---", 39)).append("|")
                            .append(StringUtils.center("---", 40)).append("\n");
                } else {
                    for (Entry<Object, Object> entry : entries) {
                        builder.append(StringUtils.center((String) entry.getKey(), 39)).append("|")
                                .append(StringUtils.center((String) entry.getValue(), 40)).append("\n");
                    }
                }
            } catch (IOException ex) {
                LOGGER.error("Failed to deserialize object-view map of DataWorkflow task " + task.getId(), ex);
                builder.append(StringUtils.center("---", 39)).append("|").append(StringUtils.center("---", 40))
                        .append("\n");
            }
            builder.append(StringUtils.rightPad("Transfers:", 80)).append("\n")
                    .append(StringUtils.center("ObjectId", 39)).append("|")
                    .append(StringUtils.center("TransferId", 40)).append("\n");
            try {
                Properties objectTransferMap = task.getObjectTransferMapAsObject();
                Set<Entry<Object, Object>> entries = objectTransferMap.entrySet();
                if (entries.isEmpty()) {
                    builder.append(StringUtils.center("---", 39)).append("|")
                            .append(StringUtils.center("---", 40)).append("\n");
                } else {
                    for (Entry<Object, Object> entry : entries) {
                        builder.append(StringUtils.center((String) entry.getKey(), 39)).append("|")
                                .append(StringUtils.center((String) entry.getValue(), 40)).append("\n");
                    }
                }
            } catch (IOException ex) {
                LOGGER.error("Failed to deserialize object-transfer map of DataWorkflow task " + task.getId(),
                        ex);
                builder.append(StringUtils.center("---", 39)).append("|").append(StringUtils.center("---", 40))
                        .append("\n");
            }
            //add closing line
            builder.append(StringUtils.leftPad("", 80, '-')).append("\n");
        }
        System.out.println(builder.toString());
    }
}

---

From source file:com.task.springsec.SecurityUtil.java

/**
 * Return true if the authenticated principal is granted NONE of the roles 
 * specified in authorities./*from   w w  w .j  a  v a2  s  .  com*/
 * 
 * @param authorities A comma separated list of roles which the user must 
 * have been granted NONE.
 * @return true if the authenticated principal is granted authorities 
 * of NONE the specified roles.
 */
public static boolean isNoneGranted(String authorities) {
    if (null == authorities || "".equals(authorities)) {
        return false;
    }
    final Collection<? extends GrantedAuthority> granted = getPrincipalAuthorities();

    final Set grantedCopy = retainAll(granted, parseAuthorities(authorities));
    return grantedCopy.isEmpty();
}

---

From source file:com.task.springsec.SecurityUtil.java

/**
 * Return true if the authenticated principal is granted ANY of the roles 
 * specified in authorities.//from w w  w .ja v  a2s. c  o m
 * 
 * @param authorities A comma separated list of roles which the user must have  
 * been granted ANY.
 * @return true true if the authenticated principal is granted authorities 
 * of ALL the specified roles.
 */
public static boolean isAnyGranted(String authorities) {
    if (null == authorities || "".equals(authorities)) {
        return false;
    }
    final Collection<? extends GrantedAuthority> granted = getPrincipalAuthorities();
    final Set grantedCopy = retainAll(granted, parseAuthorities(authorities));
    return !grantedCopy.isEmpty();
}

---

From source file:com.shazam.shazamcrest.matcher.GsonProvider.java

/**
  * Returns a {@link Gson} instance containing {@link ExclusionStrategy} based on the object types to ignore during
  * serialisation./*from ww  w  .jav a 2s . co m*/
  *
  * @param typesToIgnore the object types to exclude from serialisation
  * @param circularReferenceTypes cater for circular referenced objects
  * @return an instance of {@link Gson}
  */
public static Gson gson(final List<Class<?>> typesToIgnore, final List<Matcher<String>> fieldsToIgnore,
        Set<Class<?>> circularReferenceTypes) {
    final GsonBuilder gsonBuilder = initGson();

    if (!circularReferenceTypes.isEmpty()) {
        registerCircularReferenceTypes(circularReferenceTypes, gsonBuilder);
    }

    gsonBuilder.registerTypeAdapter(Optional.class, new OptionalSerializer());

    registerSetSerialisation(gsonBuilder);

    registerMapSerialisation(gsonBuilder);

    markSetAndMapFields(gsonBuilder);

    registerExclusionStrategies(gsonBuilder, typesToIgnore, fieldsToIgnore);

    return gsonBuilder.create();
}

---

From source file:internal.static_util.scorer.TermRelatednessScorer.java

/**
 * Given a word and a set of its related relatedTerms, returns an ordered list of relatedTerms ranked from most relevant to least.
 *
 * @param original          The word you want to find ranked relatedTerms for
 * @param relatedTerms          The set of terms related to the original
 * @param minRelevanceRatio An optional parameter for the minimum a synonym must score to be returned. If none
 *                          given, .50 is assumed.
 * @return A list of scoredTerms, in descending order of their scores.
 *///www.ja v a  2  s .  c  o m
public static List<ScoredTerm> getRankedTermsWithScores(String original, Set<String> relatedTerms,
        double minRelevanceRatio) {
    // Handle null/empty cases
    if (original == null || relatedTerms == null || relatedTerms.isEmpty()) {
        return Collections.EMPTY_LIST;
    }
    // A HashMap with the word as the key, and its corresponding score
    List<ScoredTerm> scoredTerms = Collections.synchronizedList(new ArrayList<>());

    // Open up a parallel stream on the relatedTerms to perform the doc search on them all
    relatedTerms.parallelStream().forEach(term -> scoredTerms.add(new ScoredTerm(term, score(original, term))));

    // TODO: NOTICE: if the change is made to use a 'top ten' type, refactor to just take first 'x' relatedTerms
    // Trim the fat - anything below relevance rank gets the D
    List<ScoredTerm> relevantTerms = getRelevantTerms(scoredTerms, minRelevanceRatio);

    // Use common.data.ScoredTerm's built-in comparator for sorting purposes
    // It is by default in ascending order; we want most relevant first, so reverse it
    Collections.sort(relevantTerms, Comparator.reverseOrder());

    // If there were no relevant relatedTerms, return null.
    // TODO: throw a NoRelevantTerms exception?
    return relevantTerms.size() > 0 ? relevantTerms : Collections.EMPTY_LIST;
}

---

From source file:com.linuxbox.enkive.teststats.StatsMonthGrainTest.java

@BeforeClass
public static void setUp() throws ParseException, GathererException {
    coll = TestHelper.GetTestCollection();
    client = TestHelper.BuildClient();//from  w ww.  ja  v a2 s . co m
    grain = new MonthConsolidator(client);

    // clean up if week was run...
    Map<String, Object> queryMap = new HashMap<String, Object>();
    queryMap.put(CONSOLIDATION_TYPE, CONSOLIDATION_DAY);
    StatsQuery statsQuery = new MongoStatsQuery(null, CONSOLIDATION_DAY, null);
    Set<Object> ids = new HashSet<Object>();
    for (Map<String, Object> mapToDelete : client.queryStatistics(statsQuery)) {
        ids.add(mapToDelete.get("_id"));
    }

    if (!ids.isEmpty()) {
        client.remove(ids);
    }

    // TODO
    List<Map<String, Object>> stats = (new DayConsolidator(client)).consolidateData();
    Map<String, Object> timeMap = new HashMap<String, Object>();
    Calendar cal = Calendar.getInstance();
    cal.set(Calendar.MILLISECOND, 0);
    cal.set(Calendar.SECOND, 0);
    cal.set(Calendar.MINUTE, 0);
    cal.set(Calendar.HOUR, 0);
    cal.set(Calendar.DAY_OF_MONTH, 1);
    for (int i = 0; i < 10; i++) {
        if (i == 5) {
            cal.add(Calendar.MONTH, -1);
        }
        timeMap.put(CONSOLIDATION_MAX, cal.getTime());
        timeMap.put(CONSOLIDATION_MIN, cal.getTime());
        for (Map<String, Object> data : stats) {
            data.put(STAT_TIMESTAMP, timeMap);
        }
        client.storeData(stats);
    }
    dataCount = coll.count();
}

---

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