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:net.andydvorak.intellij.lessc.fs.VirtualFileLocationChange.java

public static int deleteCssFiles(@NotNull final VirtualFileEvent virtualFileEvent,
        @Nullable final LessProfile lessProfile, @NotNull final VfsLocationChangeDialog vfsLocationChangeDialog)
        throws IOException {
    final Set<VirtualFileLocationChange> changes = getChanges(lessProfile, virtualFileEvent.getFile(),
            virtualFileEvent.getFile().getParent());

    if (changes.isEmpty() || !vfsLocationChangeDialog.shouldDeleteCssFile(virtualFileEvent))
        return 0;

    for (VirtualFileLocationChange locationChange : changes) {
        locationChange.delete();/*from w  w  w. j  a v a2s. com*/
    }

    return changes.size();
}

From source file:cop.raml.utils.Utils.java

@NotNull
public static Set<String> getParams(String uri) {
    if (StringUtils.isBlank(uri))
        return Collections.emptySet();

    Set<String> names = new LinkedHashSet<>();
    Matcher matcher = URI_PARAM.matcher(uri);

    while (matcher.find())
        names.add(matcher.group(1));/* w  w  w. j  ava2 s . c  o m*/

    return names.isEmpty() ? Collections.emptySet() : names;
}

From source file:Main.java

static <E> Set<E> ungrowableSet(final Set<E> s) {
    return new Set<E>() {

        @Override/*from w  w  w  .  ja v a 2  s  .co m*/
        public int size() {
            return s.size();
        }

        @Override
        public boolean isEmpty() {
            return s.isEmpty();
        }

        @Override
        public boolean contains(Object o) {
            return s.contains(o);
        }

        @Override
        public Object[] toArray() {
            return s.toArray();
        }

        @Override
        public <T> T[] toArray(T[] a) {
            return s.toArray(a);
        }

        @Override
        public String toString() {
            return s.toString();
        }

        @Override
        public Iterator<E> iterator() {
            return s.iterator();
        }

        @Override
        public boolean equals(Object o) {
            return s.equals(o);
        }

        @Override
        public int hashCode() {
            return s.hashCode();
        }

        @Override
        public void clear() {
            s.clear();
        }

        @Override
        public boolean remove(Object o) {
            return s.remove(o);
        }

        @Override
        public boolean containsAll(Collection<?> coll) {
            return s.containsAll(coll);
        }

        @Override
        public boolean removeAll(Collection<?> coll) {
            return s.removeAll(coll);
        }

        @Override
        public boolean retainAll(Collection<?> coll) {
            return s.retainAll(coll);
        }

        @Override
        public boolean add(E o) {
            throw new UnsupportedOperationException();
        }

        @Override
        public boolean addAll(Collection<? extends E> coll) {
            throw new UnsupportedOperationException();
        }

    };

}

From source file:au.org.ala.delta.intkey.model.FormattingUtils.java

/**
 * Formats the values set for an integer character as a string. It is
 * assumed the values for the integer character have already been processed
 * such that they are in the range minimumValue - 1 to maximumValue + 1.
 * //from   w ww.j a  va 2 s  .  c  om
 * @param integerValues
 *            the values set for the integer character
 * @param minimumValue
 *            the character's minimum value
 * @param maximumValue
 *            the character's maximum value
 * @return the integer character's values formatted as a string.
 */
public static String formatIntegerValuesAsString(Set<Integer> integerValues, int minimumValue,
        int maximumValue) {
    Set<Integer> valuesCopy = new HashSet<Integer>(integerValues);

    List<String> stringParts = new ArrayList<String>();

    if (integerValues.contains(minimumValue - 1)) {
        stringParts.add(Integer.toString(minimumValue - 1));
    }

    valuesCopy.remove(minimumValue - 1);
    valuesCopy.remove(maximumValue + 1);

    if (!valuesCopy.isEmpty()) {
        List<Integer> valuesCopyAsList = new ArrayList<Integer>(valuesCopy);
        Collections.sort(valuesCopyAsList);
        stringParts.add(Utils.formatIntegersAsListOfRanges(valuesCopyAsList, "/", "-"));
    }

    if (integerValues.contains(maximumValue + 1)) {
        stringParts.add(Integer.toString(maximumValue + 1));
    }

    return StringUtils.join(stringParts, "/");
}

From source file:com.hp.autonomy.aci.content.database.Databases.java

/**
 * Parses a {@code String} of database names in the format used in a <tt>query</tt> or <tt>getcontent</tt> action.
 * This includes parsing the output of {@link #toString()}. An empty string will be treated as equivalent to
 * <tt>*</tt>, even though technically there is a slight difference when working with internal databases.
 *
 * @param databases The string representation to parse
 * @return A {@code Databases} object//w w  w.java  2 s  . c  o m
 */
public static Databases parse(final String databases) {
    Validate.notNull(databases, "Databases must not be null");

    if (SPACES.matcher(databases).matches()) {
        return Databases.ALL;
    }

    final Set<String> databasesSet = new LinkedHashSet<String>(Arrays.asList(SEPARATORS.split(databases)));
    databasesSet.remove("");

    if (databasesSet.isEmpty()) {
        return new Databases();
    }

    if ("*".equals(databasesSet.iterator().next())) {
        return ALL;
    }

    databasesSet.remove("*");
    databasesSet.remove(MATCH_NOTHING);

    return new Databases(databasesSet);
}

From source file:com.tesora.dve.tools.aitemplatebuilder.PrivateRange.java

private static PrivateRange getValidRange(final PrivateRange range) {
    final Set<TableColumn> rangeColumns = range.getRangeColumnsFor(range.getTable());

    if (!rangeColumns.isEmpty()) {
        if ((!range.isSafeMode() || (range.isSafeMode() && AiTemplateBuilder.hasAutoIncrement(rangeColumns)))
                && AiTemplateBuilder.hasRangeCompatible(rangeColumns)) {
            return range;
        }//from   ww w  . java  2 s .c  o  m
    }

    return null;
}

From source file:com.tech.utils.CustomCollectionUtil.java

/**
 * Generic Method to convert set to list of objects
 * /*from w  w w .java  2s  .c o m*/
 * @param set
 * @return
 */
public static List<?> convertSetToList(Set<?> set) {
    if (set != null && !set.isEmpty()) {
        List<Object> list = new ArrayList<Object>();
        for (Object obj : set) {
            list.add(obj);
        }
        return list;
    }
    return null;
}

From source file:hudson.plugins.trackplus.Updater.java

static boolean perform(AbstractBuild<?, ?> build, BuildListener listener)
        throws InterruptedException, IOException {
    PrintStream logger = listener.getLogger();
    List<TrackplusIssue> issues = null;
    AbstractProject p = build.getProject();
    try {//from w  w  w.ja va2s. co m
        TrackplusSite site = TrackplusSite.get(build.getProject());
        if (site == null) {
            logger.println(Messages.Updater_NoTrackplusSite());
            build.setResult(Result.FAILURE);
            return true;
        }

        String rootUrl = Hudson.getInstance().getRootUrl();

        if (rootUrl == null) {
            logger.println(Messages.Updater_NoHudsonUrl());
            build.setResult(Result.FAILURE);
            return true;
        }

        Set<Integer> ids = findIssueIdsRecursive(build, site.getIssuePrefix(), listener);

        if (ids.isEmpty()) {
            if (debug) {
                logger.println("No Track+ issues found.");
            }
            return true; // nothing found here.
        }

        TrackplusSession session = null;
        try {
            session = site.createSession();
        } catch (/*Service*/Exception e) {
            listener.getLogger().println(Messages.Updater_FailedToConnect());
            e.printStackTrace(listener.getLogger());
        }
        if (session == null) {
            logger.println(Messages.Updater_NoRemoteAccess());
            build.setResult(Result.FAILURE);
            return true;
        }

        boolean doUpdate = false;
        if (site.updateTrackplusIssueForAllStatus) {
            doUpdate = true;
        } else {
            doUpdate = build.getResult().isBetterOrEqualTo(Result.UNSTABLE);
        }

        issues = getTrackplusIssues(ids, session, logger);

        build.getActions().add(new TrackplusBuildAction(build, issues));

        if (doUpdate) {
            submitComments(build, logger, rootUrl, issues, session, site.recordScmChanges);
        } else {
            // this build didn't work, so carry forward the issues to the next build
            build.addAction(new TrackplusCarryOverAction(issues));
        }
    } catch (Exception e) {
        logger.println("Error updating trackplus issues. Saving issues for next build.\n" + e);
        if (issues != null && !issues.isEmpty()) {
            // updating issues failed, so carry forward issues to the next build
            build.addAction(new TrackplusCarryOverAction(issues));
        }
    }

    return true;
}

From source file:modula.parser.io.ModelUpdater.java

/**
 * transition/* w ww .ja  v a 2s .co m*/
 */
private static void updateTransition(final SimpleTransition transition,
        final Map<String, TransitionTarget> targets) throws ModelException {
    String next = transition.getNext();
    if (next == null) { // stay transition
        return;
    }
    Set<TransitionTarget> tts = transition.getTargets();
    if (tts.isEmpty()) {
        // 'next' is a space separated list of transition target IDs
        StringTokenizer ids = new StringTokenizer(next);
        while (ids.hasMoreTokens()) {
            String id = ids.nextToken();
            TransitionTarget tt = targets.get(id);
            if (tt == null) {
                logAndThrowModelError(ERR_TARGET_NOT_FOUND, new Object[] { id });
            }
            tts.add(tt);
        }
        if (tts.size() > 1) {
            boolean legal = verifyTransitionTargets(tts);
            if (!legal) {
                logAndThrowModelError(ERR_ILLEGAL_TARGETS, new Object[] { next });
            }
        }
    }
}

From source file:com.tech.utils.CustomCollectionUtil.java

/**
 * Check whether List is empty.//ww  w.  j a  v a  2s  .  c om
 * 
 * @param set
 *            - Set to be checked.
 * @return whether empty or not.
 */
public static boolean isSetEmpty(final Set<? extends Object> set) {
    if (set == null || set.isEmpty()) {
        return true;
    }
    return false;
}