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

Introduction

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

Prototype

Map<K, Collection<V>> asMap();

Source Link

Document

Returns a view of this multimap as a Map from each distinct key to the nonempty collection of that key's associated values.

Usage

From source file:org.jclouds.openstack.nova.v2_0.compute.NovaComputeService.java

@Override
protected void cleanUpIncidentalResourcesOfDeadNodes(Set<? extends NodeMetadata> deadNodes) {
    Multimap<String, String> zoneToZoneAndGroupNames = orphanedGroupsByZoneId.apply(deadNodes);
    for (Map.Entry<String, Collection<String>> entry : zoneToZoneAndGroupNames.asMap().entrySet()) {
        cleanOrphanedGroupsInZone(ImmutableSet.copyOf(entry.getValue()), entry.getKey());
    }/*from w w  w . ja  v  a 2 s. c om*/
}

From source file:com.gwtplatform.processors.tools.bindings.gin.GinModuleProcessor.java

private void outputModule(Type moduleType) {
    logger.debug("Generating GIN module `%s`.", moduleType.getQualifiedName());

    FileObject fileObject = sourceFiles.get(moduleType);
    Multimap<Type, GinBinding> setBindings = setBinders.get(moduleType);
    Set<Entry<Type, Collection<GinBinding>>> setBindingsEntries = setBindings == null ? new HashSet<>()
            : setBindings.asMap().entrySet();

    outputter.configure(TEMPLATE).withParam("bindings", bindings.get(moduleType))
            .withParam("setBindings", setBindingsEntries).withParam("subModules", subModules.get(moduleType))
            .writeTo(moduleType, fileObject);
}

From source file:com.github.cbismuth.fdupes.report.DuplicatesCsvReporter.java

public Path report(final Multimap<PathElement, PathElement> duplicates) throws IOException {
    final Path output = Paths.get(System.getProperty("user.dir"), "report.csv");

    try (CSVWriter writer = new CSVWriter(new FileWriter(output.toFile(), false))) {
        duplicates.asMap().entrySet().forEach(reportEntry(writer));
    }/*from w  w  w . j a va2s.  co m*/

    return output;
}

From source file:de.anycook.db.mysql.DBRecommend.java

public Map<String, Collection<String>> getRecipesByTags(int userId) throws SQLException {
    CallableStatement call = connection.prepareCall("{call recipes_from_schmeckttags(?)}");
    call.setInt(1, userId);/*  w  w w  .j av  a  2  s . co m*/

    ResultSet data = call.executeQuery();
    Multimap<String, String> recipes = HashMultimap.create();

    while (data.next()) {
        String recipe = data.getString("gerichte_name");
        String tag = data.getString("tags_name");
        recipes.put(recipe, tag);
    }
    return recipes.asMap();
}

From source file:org.sonar.ce.notification.ReportAnalysisFailureNotificationDispatcher.java

@Override
public void dispatch(Notification notification, Context context) {
    String projectKey = notification.getFieldValue("project.key");
    Multimap<String, NotificationChannel> subscribedRecipients = manager
            .findSubscribedRecipientsForDispatcher(this, projectKey, REQUIRED_SUBSCRIBER_PERMISSIONS);

    for (Map.Entry<String, Collection<NotificationChannel>> channelsByRecipients : subscribedRecipients.asMap()
            .entrySet()) {//from   ww  w  . ja  v a 2s. c  om
        String userLogin = channelsByRecipients.getKey();
        for (NotificationChannel channel : channelsByRecipients.getValue()) {
            context.addUser(userLogin, channel);
        }
    }
}

From source file:com.facebook.buck.util.FakeListeningProcessExecutor.java

public FakeListeningProcessExecutor(Multimap<ProcessExecutorParams, FakeListeningProcessState> processStates) {
    this(Functions.forMap(processStates.asMap()), new SettableFakeClock(0, 0));
}

From source file:io.airlift.event.client.EventFieldMetadata.java

private void writeMultimap(JsonGenerator jsonGenerator, Multimap<?, ?> value, Deque<Object> objectStack)
        throws IOException {
    jsonGenerator.writeStartObject();//  w  w  w  .j a  v  a 2s .c om
    for (Map.Entry<?, ? extends Collection<?>> entry : value.asMap().entrySet()) {
        jsonGenerator.writeFieldName((String) entry.getKey());
        writeArray(jsonGenerator, entry.getValue(), objectStack);
    }
    jsonGenerator.writeEndObject();
}

From source file:com.palantir.atlasdb.keyvalue.cassandra.CQLKeyValueServices.java

public static void waitForSchemaVersionsToCoalesce(String encapsulatingOperationDescription,
        CQLKeyValueService kvs) {/*from  w w w. java2  s  .co m*/
    PreparedStatement peerInfoQuery = kvs.getPreparedStatement(CassandraConstants.NO_TABLE,
            "select peer, schema_version from system.peers;", kvs.session);
    peerInfoQuery.setConsistencyLevel(ConsistencyLevel.ALL);

    Multimap<UUID, InetAddress> peerInfo = ArrayListMultimap.create();
    long start = System.currentTimeMillis();
    long sleepTime = 100;
    do {
        peerInfo.clear();
        for (Row row : kvs.session.execute(peerInfoQuery.bind()).all()) {
            peerInfo.put(row.getUUID("schema_version"), row.getInet("peer"));
        }

        if (peerInfo.keySet().size() <= 1) { // full schema agreement
            return;
        }
        sleepTime = Math.min(sleepTime * 2, 5000);
    } while (System.currentTimeMillis() < start + CassandraConstants.SECONDS_WAIT_FOR_VERSIONS * 1000);

    StringBuilder sb = new StringBuilder();
    sb.append(String.format(
            "Cassandra cluster cannot come to agreement on schema versions, during operation: %s.",
            encapsulatingOperationDescription));

    for (Entry<UUID, Collection<InetAddress>> versionToPeer : peerInfo.asMap().entrySet()) {
        sb.append(String.format("\nAt schema version %s:", versionToPeer.getKey()));
        for (InetAddress peer : versionToPeer.getValue()) {
            sb.append(String.format("\n\tNode: %s", peer));
        }
    }
    sb.append("\nFind the nodes above that diverge from the majority schema "
            + "(or have schema 'UNKNOWN', which likely means they are down/unresponsive) "
            + "and examine their logs to determine the issue. Fixing the underlying issue and restarting Cassandra "
            + "should resolve the problem. You can quick-check this with 'nodetool describecluster'.");
    throw new IllegalStateException(sb.toString());
}

From source file:org.wso2.msf4j.internal.router.BasicHttpResponder.java

private void setCustomHeaders(HttpResponse response, @Nullable Multimap<String, String> headers) {
    // Add headers. They will override all headers set by the framework
    if (headers != null) {
        for (Map.Entry<String, Collection<String>> entry : headers.asMap().entrySet()) {
            response.headers().add(entry.getKey(), entry.getValue());
        }/* w  ww.j  a  va 2 s . co  m*/
    }
}

From source file:com.bigdata.dastor.service.StorageProxy.java

/**
 * Use this method to have these RowMutations applied
 * across all replicas. This method will take care
 * of the possibility of a replica being down and hint
 * the data across to some other replica.
 *
 * This is the ZERO consistency level. We do not wait for replies.
 *
 * @param mutations the mutations to be applied across the replicas
*///  w w  w  .  j a  v a 2 s.  co  m
public static void mutate(List<RowMutation> mutations) {
    long startTime = System.nanoTime();
    try {
        StorageService ss = StorageService.instance;
        for (final RowMutation rm : mutations) {
            try {
                String table = rm.getTable();
                AbstractReplicationStrategy rs = ss.getReplicationStrategy(table);

                List<InetAddress> naturalEndpoints = ss.getNaturalEndpoints(table, rm.key());
                Multimap<InetAddress, InetAddress> hintedEndpoints = rs.getHintedEndpoints(table,
                        naturalEndpoints);
                Message unhintedMessage = null; // lazy initialize for non-local, unhinted writes

                // 3 cases:
                // 1. local, unhinted write: run directly on write stage
                // 2. non-local, unhinted write: send row mutation message
                // 3. hinted write: add hint header, and send message
                for (Map.Entry<InetAddress, Collection<InetAddress>> entry : hintedEndpoints.asMap()
                        .entrySet()) {
                    InetAddress destination = entry.getKey();
                    Collection<InetAddress> targets = entry.getValue();
                    if (targets.size() == 1 && targets.iterator().next().equals(destination)) {
                        // unhinted writes
                        if (destination.equals(FBUtilities.getLocalAddress())) {
                            if (logger.isDebugEnabled())
                                logger.debug("insert writing local key " + rm.key());
                            Runnable runnable = new WrappedRunnable() {
                                public void runMayThrow() throws IOException {
                                    rm.apply();
                                }
                            };
                            StageManager.getStage(StageManager.MUTATION_STAGE).execute(runnable);
                        } else {
                            if (unhintedMessage == null)
                                unhintedMessage = rm.makeRowMutationMessage();
                            if (logger.isDebugEnabled())
                                logger.debug("insert writing key " + rm.key() + " to "
                                        + unhintedMessage.getMessageId() + "@" + destination);
                            MessagingService.instance.sendOneWay(unhintedMessage, destination);
                        }
                    } else {
                        // hinted
                        Message hintedMessage = rm.makeRowMutationMessage();
                        for (InetAddress target : targets) {
                            if (!target.equals(destination)) {
                                addHintHeader(hintedMessage, target);
                                if (logger.isDebugEnabled())
                                    logger.debug("insert writing key " + rm.key() + " to "
                                            + hintedMessage.getMessageId() + "@" + destination + " for "
                                            + target);
                            }
                        }
                        MessagingService.instance.sendOneWay(hintedMessage, destination);
                    }
                }
            } catch (IOException e) {
                throw new RuntimeException("error inserting key " + rm.key(), e);
            }
        }
    } finally {
        writeStats.addNano(System.nanoTime() - startTime);
    }
}