Example usage for com.google.common.collect Multimap isEmpty

Introduction

In this page you can find the example usage for com.google.common.collect Multimap isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this multimap contains no key-value pairs.

Usage

From source file:fr.ujm.tse.lt2c.satin.rules.run.RunSCM_RNG2.java

@Override
protected int process(final TripleStore ts1, final TripleStore ts2, final Collection<Triple> outputTriples) {

    final long subPropertyOf = AbstractDictionary.subPropertyOf;
    final long range = AbstractDictionary.range;

    int loops = 0;

    final Multimap<Long, Long> rangeMultimap = ts1.getMultiMapForPredicate(range);
    if (rangeMultimap != null && !rangeMultimap.isEmpty()) {

        final Collection<Triple> subpropertyTriples = ts2.getbyPredicate(subPropertyOf);

        final HashMap<Long, Collection<Long>> cachePredicates = new HashMap<>();

        /* For each type triple */
        for (final Triple triple : subpropertyTriples) {
            /*// w  w  w .j  av  a2  s  . c om
             * Get all objects (c2) of subClassOf triples with range triples
             * objects as subject
             */

            Collection<Long> cs;
            if (!cachePredicates.containsKey(triple.getObject())) {
                cs = rangeMultimap.get(triple.getObject());
                cachePredicates.put(triple.getObject(), cs);
            } else {
                cs = cachePredicates.get(triple.getObject());
            }

            loops++;
            for (final Long c : cs) {

                final Triple result = new ImmutableTriple(triple.getSubject(), range, c);
                outputTriples.add(result);
            }
        }
    }

    return loops;

}

---

From source file:org.onosproject.segmentrouting.cli.McastTreeListCommand.java

@Override
protected void execute() {
    // Get SR service and the handled mcast groups
    SegmentRoutingService srService = get(SegmentRoutingService.class);
    Set<IpAddress> mcastGroups = ImmutableSet.copyOf(srService.getMcastLeaders(null).keySet());

    if (!isNullOrEmpty(gAddr)) {
        mcastGroups = mcastGroups.stream().filter(mcastIp -> mcastIp.equals(IpAddress.valueOf(gAddr)))
                .collect(Collectors.toSet());
    }/*from  w w  w  .  j a  v a 2  s.  co  m*/

    ObjectMapper mapper = new ObjectMapper();
    ObjectNode root = mapper.createObjectNode();

    // Print the trees for each group or build json objects
    mcastGroups.forEach(group -> {
        // We want to use source cp only for a specific group
        ConnectPoint sourcecp = null;
        if (!isNullOrEmpty(source) && !isNullOrEmpty(gAddr)) {
            sourcecp = ConnectPoint.deviceConnectPoint(source);
        }
        Multimap<ConnectPoint, List<ConnectPoint>> mcastTree = srService.getMcastTrees(group, sourcecp);
        if (!mcastTree.isEmpty()) {
            // Build a json object for each group
            if (outputJson()) {
                root.putPOJO(group.toString(), json(mcastTree));
            } else {
                // Banner and then the trees
                printMcastGroup(group);
                mcastTree.forEach(this::printMcastSink);
            }
        }
    });

    // Print the json object at the end
    if (outputJson()) {
        print("%s", root);
    }

}

---

From source file:fr.ujm.tse.lt2c.satin.rules.run.RunCAX_SCO.java

@Override
protected int process(final TripleStore ts1, final TripleStore ts2, final Collection<Triple> outputTriples) {

    final long subClassOf = AbstractDictionary.subClassOf;
    final long type = AbstractDictionary.type;

    int loops = 0;

    final Multimap<Long, Long> subclassMultimap = ts1.getMultiMapForPredicate(subClassOf);
    if (subclassMultimap != null && !subclassMultimap.isEmpty()) {

        final HashMap<Long, Collection<Long>> cachePredicates = new HashMap<>();

        final Collection<Triple> types = ts2.getbyPredicate(type);
        for (final Triple typeTriple : types) {

            Collection<Long> c2s;
            if (!cachePredicates.containsKey(typeTriple.getObject())) {
                c2s = subclassMultimap.get(typeTriple.getObject());
                cachePredicates.put(typeTriple.getObject(), c2s);
            } else {
                c2s = cachePredicates.get(typeTriple.getObject());
            }//from   ww w  . j ava2  s .  c om

            loops++;
            for (final Long c2 : c2s) {

                if (typeTriple.getSubject() >= 0) {
                    final Triple result = new ImmutableTriple(typeTriple.getSubject(), type, c2);
                    outputTriples.add(result);
                }
            }
        }
    }

    return loops;

}

---

From source file:fr.ujm.tse.lt2c.satin.rules.run.RunSCM_DOM2.java

@Override
protected int process(final TripleStore ts1, final TripleStore ts2, final Collection<Triple> outputTriples) {

    final long subPropertyOf = AbstractDictionary.subPropertyOf;
    final long domain = AbstractDictionary.domain;

    int loops = 0;

    final Multimap<Long, Long> domainMultimap = ts1.getMultiMapForPredicate(domain);
    if (domainMultimap != null && !domainMultimap.isEmpty()) {

        final Collection<Triple> subpropertyTriples = ts2.getbyPredicate(subPropertyOf);

        final HashMap<Long, Collection<Long>> cachePredicates = new HashMap<>();

        /* For each type triple */
        for (final Triple triple : subpropertyTriples) {
            /*/*from w w  w .j  a  v  a2s . c o  m*/
             * Get all objects (c2) of subClassOf triples with domain
             * triples objects as subject
             */

            Collection<Long> cs;
            if (!cachePredicates.containsKey(triple.getObject())) {
                cs = domainMultimap.get(triple.getObject());
                cachePredicates.put(triple.getObject(), cs);
            } else {
                cs = cachePredicates.get(triple.getObject());
            }

            loops++;
            for (final Long c : cs) {

                final Triple result = new ImmutableTriple(triple.getSubject(), domain, c);
                outputTriples.add(result);
            }
        }
    }

    return loops;

}

---

From source file:org.lanternpowered.server.network.vanilla.message.processor.play.ProcessorPlayOutTabListEntries.java

@Override
public void process(CodecContext context, MessagePlayOutTabListEntries message, List<Message> output)
        throws CodecException {
    final Multimap<Class<?>, Entry> entriesByType = HashMultimap.create();
    for (Entry entry : message.getEntries()) {
        entriesByType.put(entry.getClass(), entry);
    }// www. j  a v a  2s  .co m
    if (entriesByType.isEmpty()) {
        return;
    }
    if (entriesByType.keySet().size() == 1) {
        output.add(message);
    } else {
        for (java.util.Map.Entry<Class<?>, Collection<Entry>> en : entriesByType.asMap().entrySet()) {
            output.add(new MessagePlayOutTabListEntries(en.getValue()));
        }
    }
}

---

From source file:com.torodb.backend.BackendTransactionImpl.java

@Override
public Cursor<Tuple2<Integer, KvValue<?>>> findByFieldInProjection(MetaDatabase db, MetaCollection col,
        MetaDocPart docPart, Multimap<MetaField, KvValue<?>> valuesMultimap) {
    try {/*w w  w .jav  a 2s  . co  m*/
        if (valuesMultimap.isEmpty()) {
            return new EmptyCursor<>();
        }
        return sqlInterface.getReadInterface().getCollectionDidsAndProjectionWithFieldsIn(dsl, db, col, docPart,
                valuesMultimap);
    } catch (SQLException ex) {
        throw sqlInterface.getErrorHandler().handleException(Context.FETCH, ex);
    }
}

---

From source file:fr.ujm.tse.lt2c.satin.rules.run.RunSCM_RNG1.java

@Override
protected int process(final TripleStore ts1, final TripleStore ts2, final Collection<Triple> outputTriples) {

    final long range = AbstractDictionary.range;
    final long subClassOf = AbstractDictionary.subClassOf;

    int loops = 0;

    final Multimap<Long, Long> subclassMultimap = ts1.getMultiMapForPredicate(subClassOf);
    if (subclassMultimap != null && !subclassMultimap.isEmpty()) {

        final Collection<Triple> rangeTriples = ts2.getbyPredicate(range);

        final HashMap<Long, Collection<Long>> cachePredicates = new HashMap<>();

        /* For each type triple */
        for (final Triple triple : rangeTriples) {
            /*/*  w  w  w. j  a va2 s. c o  m*/
             * Get all objects (c2) of subClassOf triples with range triples
             * objects as subject
             */

            Collection<Long> c2s;
            if (!cachePredicates.containsKey(triple.getObject())) {
                c2s = subclassMultimap.get(triple.getObject());
                cachePredicates.put(triple.getObject(), c2s);
            } else {
                c2s = cachePredicates.get(triple.getObject());
            }

            loops++;
            for (final Long c2 : c2s) {

                final Triple result = new ImmutableTriple(triple.getSubject(), range, c2);
                outputTriples.add(result);
            }
        }
    }

    return loops;

}

---

From source file:fr.ujm.tse.lt2c.satin.rules.run.RunSCM_DOM1.java

@Override
protected int process(final TripleStore ts1, final TripleStore ts2, final Collection<Triple> outputTriples) {

    final long domain = AbstractDictionary.domain;
    final long subClassOf = AbstractDictionary.subClassOf;

    int loops = 0;

    final Multimap<Long, Long> subclassMultimap = ts1.getMultiMapForPredicate(subClassOf);
    if (subclassMultimap != null && !subclassMultimap.isEmpty()) {

        final HashMap<Long, Collection<Long>> cachePredicates = new HashMap<>();

        final Collection<Triple> domainTriples = ts2.getbyPredicate(domain);

        /* For each type triple */
        for (final Triple triple : domainTriples) {
            /*//  w w  w.  j a v  a  2s  . c om
             * Get all objects (c2) of subClassOf triples with domain
             * triples objects as subject
             */

            Collection<Long> c2s;
            if (!cachePredicates.containsKey(triple.getObject())) {
                c2s = subclassMultimap.get(triple.getObject());
                cachePredicates.put(triple.getObject(), c2s);
            } else {
                c2s = cachePredicates.get(triple.getObject());
            }

            loops++;
            for (final Long c2 : c2s) {

                final Triple result = new ImmutableTriple(triple.getSubject(), domain, c2);
                outputTriples.add(result);
            }
        }
    }

    return loops;

}

---

From source file:com.torodb.backend.BackendTransactionImpl.java

@Override
public BackendCursor findByFieldIn(MetaDatabase db, MetaCollection col, MetaDocPart docPart,
        Multimap<MetaField, KvValue<?>> valuesMultimap) {
    try {/*ww  w. j a  v a2  s. c o  m*/
        if (valuesMultimap.isEmpty()) {
            return new EmptyBackendCursor();
        }
        Cursor<Integer> allDids = sqlInterface.getReadInterface().getCollectionDidsWithFieldsIn(dsl, db, col,
                docPart, valuesMultimap);
        return new LazyBackendCursor(sqlInterface, allDids, dsl, db, col);
    } catch (SQLException ex) {
        throw sqlInterface.getErrorHandler().handleException(Context.FETCH, ex);
    }
}

---

From source file:co.cask.cdap.cli.command.system.SearchCommandsCommand.java

@Override
public void execute(Arguments arguments, PrintStream output) throws Exception {
    String originalQuery = arguments.get(ArgumentName.QUERY.getName());
    String queryString = originalQuery;

    if (!queryString.startsWith("^")) {
        queryString = "^.*?" + queryString;
    }/*from  w  w  w. j  av  a 2  s  . c  o  m*/

    if (!queryString.endsWith("$")) {
        queryString = queryString + ".+?$";
    }

    final String query = queryString;
    Predicate<Command> filter = new Predicate<Command>() {
        @Override
        public boolean apply(@Nullable Command input) {
            return input != null && input.getPattern().matches(query);
        }
    };

    output.println();
    Multimap<String, Command> categorizedCommands = categorizeCommands(commands.get(), CommandCategory.GENERAL,
            filter);
    if (categorizedCommands.isEmpty()) {
        output.printf("No matches found for \"%s\"", originalQuery);
        output.println();
    } else {
        output.printf("Listing matches for \"%s\":", originalQuery);
        output.println();
        output.println();

        for (CommandCategory category : CommandCategory.values()) {
            List<Command> commandList = Lists.newArrayList(categorizedCommands.get(category.getName()));
            if (commandList.isEmpty()) {
                continue;
            }

            printCommands(output, category.getName(), commandList);
        }
    }
}

---

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