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

Introduction

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

Prototype

boolean putAll(@Nullable K key, Iterable<? extends V> values);

Source Link

Document

Stores a key-value pair in this multimap for each of values , all using the same key, key .

Usage

From source file:co.cask.cdap.internal.app.runtime.flow.FlowUtils.java

/**
 * Configures all queues being used in a flow.
 *
 * @return A Multimap from flowletId to QueueName where the flowlet is a consumer of.
 *///  w  w  w  .j av a2  s .  com
public static Multimap<String, QueueName> configureQueue(Program program, FlowSpecification flowSpec,
        StreamAdmin streamAdmin, QueueAdmin queueAdmin, TransactionExecutorFactory txExecutorFactory) {
    // Generate all queues specifications
    Id.Application appId = Id.Application.from(program.getNamespaceId(), program.getApplicationId());
    Table<QueueSpecificationGenerator.Node, String, Set<QueueSpecification>> queueSpecs = new SimpleQueueSpecificationGenerator(
            appId).create(flowSpec);

    // For each queue in the flow, gather all consumer groups information
    Multimap<QueueName, ConsumerGroupConfig> queueConfigs = HashMultimap.create();

    // Loop through each flowlet and generate the map from consumer flowlet id to queue
    ImmutableSetMultimap.Builder<String, QueueName> resultBuilder = ImmutableSetMultimap.builder();
    for (Map.Entry<String, FlowletDefinition> entry : flowSpec.getFlowlets().entrySet()) {
        String flowletId = entry.getKey();

        for (QueueSpecification queueSpec : Iterables.concat(queueSpecs.column(flowletId).values())) {
            resultBuilder.put(flowletId, queueSpec.getQueueName());
        }
    }

    // For each queue, gather all consumer groups.
    for (QueueSpecification queueSpec : Iterables.concat(queueSpecs.values())) {
        QueueName queueName = queueSpec.getQueueName();
        queueConfigs.putAll(queueName, getAllConsumerGroups(program, flowSpec, queueName, queueSpecs));
    }

    try {
        // Configure each stream consumer in the Flow. Also collects all queue configurers.
        final List<ConsumerGroupConfigurer> groupConfigurers = Lists.newArrayList();

        for (Map.Entry<QueueName, Collection<ConsumerGroupConfig>> entry : queueConfigs.asMap().entrySet()) {
            LOG.info("Queue config for {} : {}", entry.getKey(), entry.getValue());
            if (entry.getKey().isStream()) {
                Map<Long, Integer> configs = Maps.newHashMap();
                for (ConsumerGroupConfig config : entry.getValue()) {
                    configs.put(config.getGroupId(), config.getGroupSize());
                }
                streamAdmin.configureGroups(entry.getKey().toStreamId(), configs);
            } else {
                groupConfigurers.add(new ConsumerGroupConfigurer(queueAdmin.getQueueConfigurer(entry.getKey()),
                        entry.getValue()));
            }
        }

        // Configure queue transactionally
        try {
            Transactions.createTransactionExecutor(txExecutorFactory, groupConfigurers)
                    .execute(new TransactionExecutor.Subroutine() {
                        @Override
                        public void apply() throws Exception {
                            for (ConsumerGroupConfigurer configurer : groupConfigurers) {
                                configurer.configure();
                            }
                        }
                    });
        } finally {
            for (ConsumerGroupConfigurer configurer : groupConfigurers) {
                Closeables.closeQuietly(configurer);
            }
        }

        return resultBuilder.build();
    } catch (Exception e) {
        LOG.error("Failed to configure queues", e);
        throw Throwables.propagate(e);
    }
}

---

From source file:co.cask.cdap.internal.app.verification.FlowVerification.java

private <K, V> Multimap<K, V> toMultimap(Map<K, ? extends Collection<V>> map) {
    Multimap<K, V> result = HashMultimap.create();

    for (Map.Entry<K, ? extends Collection<V>> entry : map.entrySet()) {
        result.putAll(entry.getKey(), entry.getValue());
    }//  w ww . ja v  a2s. com
    return result;
}

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From source file:com.kixeye.chassis.transport.websocket.WebSocketEnvelope.java

/**
 * Generates the header cache.//from  w ww  . j ava  2  s.c  o m
 */
private synchronized void generateHeaderCache() {
    if (headerCache != null) {
        // already generated cache
        return;
    }

    // generate the multimap
    Multimap<String, String> headers = HashMultimap.create();

    if (base.headers != null) {
        for (Header header : base.headers) {
            headers.putAll(header.name, header.value);
        }
    }

    headerCache = Multimaps.unmodifiableMultimap(headers);
}

---

From source file:org.apache.phoenix.hbase.index.write.recovery.PerRegionIndexWriteCache.java

/**
 * @param region//from   www.j av a 2  s.  c o  m
 * @param table
 * @param collection
 */
public void addEdits(Region region, HTableInterfaceReference table, Collection<Mutation> collection) {
    Multimap<HTableInterfaceReference, Mutation> edits = cache.get(region);
    if (edits == null) {
        edits = ArrayListMultimap.<HTableInterfaceReference, Mutation>create();
        cache.put(region, edits);
    }
    edits.putAll(table, collection);
}

---

From source file:org.apache.hadoop.hbase.index.write.recovery.PerRegionIndexWriteCache.java

/**
 * @param region/*  w  ww  . jav  a  2  s.c o m*/
 * @param table
 * @param collection
 */
public void addEdits(HRegion region, HTableInterfaceReference table, Collection<Mutation> collection) {
    Multimap<HTableInterfaceReference, Mutation> edits = cache.get(region);
    if (edits == null) {
        edits = ArrayListMultimap.<HTableInterfaceReference, Mutation>create();
        cache.put(region, edits);
    }
    edits.putAll(table, collection);
}

---

From source file:org.zalando.logbook.servlet.TeeResponse.java

@Override
public Multimap<String, String> getHeaders() {
    final Multimap<String, String> headers = ArrayListMultimap.create();

    for (final String header : getHeaderNames()) {
        headers.putAll(header, getHeaders(header));
    }/*from   w  w w . j  av a 2 s .c  o  m*/

    return headers;
}

---

From source file:org.apache.brooklyn.util.http.executor.apacheclient.HttpResponseWrapper.java

protected Multimap<String, String> headersImpl() {
    // The magic number "3" comes from ArrayListMultimap.DEFAULT_VALUES_PER_KEY
    if (headers == null) {
        Map<String, List<String>> headerLists = delegate.getHeaderLists();
        Multimap<String, String> headers = ArrayListMultimap.<String, String>create(headerLists.size(), 3);
        for (Map.Entry<String, List<String>> entry : headerLists.entrySet()) {
            headers.putAll(entry.getKey(), entry.getValue());
        }/*from   w  w w .  j  av  a 2 s  .  co  m*/
        this.headers = Multimaps.unmodifiableMultimap(headers);
    }
    return headers;
}

---

From source file:cc.kave.commons.utils.json.legacy.MultimapTypeAdapter.java

@Override
public Multimap deserialize(final JsonElement json, final Type typeOfT,
        final JsonDeserializationContext context) throws JsonParseException {
    final Multimap multimap = HashMultimap.create();
    final Map map = context.deserialize(json, createMapType(typeOfT));
    for (final Object key : map.keySet()) {
        final Collection values = (Collection) map.get(key);
        multimap.putAll(key, values);
    }/*from  w  w w  . jav a  2s.  com*/

    return multimap;
}

---

From source file:com.isotrol.impe3.freemarker.FreeMarker.java

/**
 * Returns the absolute URI to the requested page key. Query parameters in the request are included.
 *///from  w ww . j a va2 s  .c o  m
public static FreeMarkerFunction requestedPageAbsUri(final ComponentRequestContext context) {
    return new FreeMarkerFunction() {
        public Object apply(List<String> args) throws TemplateModelException {
            final Multimap<String, String> qp = LinkedListMultimap.create();
            final RequestParams rp = context.getRequestParams();
            for (String name : rp.getNames()) {
                qp.putAll(name, rp.get(name));
            }
            URI uri = context.getAbsoluteURI(context.getRoute(), qp);
            return returnUri(uri, args, 1);
        }
    };
}

---

From source file:com.dmdirc.ui.input.TabCompleter.java

/**
 * Attempts to complete the partial string.
 *
 * @param partial     The string to tab complete
 * @param additionals A list of additional strings to use
 *
 * @return A TabCompleterResult containing any matches found
 */// www .j  a va  2  s. c  om
public TabCompletionMatches complete(final String partial, @Nullable final AdditionalTabTargets additionals) {
    final TabCompletionMatches result = new TabCompletionMatches();

    final boolean caseSensitive = configManager.getOptionBool("tabcompletion", "casesensitive");
    final boolean allowEmpty = configManager.getOptionBool("tabcompletion", "allowempty");

    if (partial.isEmpty() && !allowEmpty) {
        return result;
    }

    final Multimap<TabCompletionType, String> targets = ArrayListMultimap.create(entries);
    if (additionals != null) {
        targets.putAll(TabCompletionType.ADDITIONAL, additionals);
    }

    targets.keys().stream()
            // Filter out keys that aren't allowed by the additional argument (if present)
            .filter(k -> additionals == null || additionals.shouldInclude(k))
            // Select all values for the valid keys
            .flatMap(k -> targets.get(k).stream())
            // Filter out values that don't case sensitively match, if case sensitivity is on
            .filter(v -> !caseSensitive || v.startsWith(partial))
            // Filter out values that don't case INsensitively match, if case sensitivity is off
            .filter(v -> caseSensitive || v.toLowerCase().startsWith(partial.toLowerCase()))
            // Filter out duplicates
            .distinct()
            // Add them all to the result
            .forEach(result::addResult);

    if (parent != null) {
        if (additionals != null) {
            additionals.clear();
        }

        result.merge(parent.complete(partial, additionals));
    }

    return result;
}

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