Example usage for com.google.common.util.concurrent Futures immediateFuture

Introduction

In this page you can find the example usage for com.google.common.util.concurrent Futures immediateFuture.

Prototype

@CheckReturnValue
public static <V> ListenableFuture<V> immediateFuture(@Nullable V value) 

Source Link

Document

Creates a ListenableFuture which has its value set immediately upon construction.

Usage

From source file:org.thingsboard.server.dao.timeseries.BaseTimeseriesService.java

@Override
public ListenableFuture<List<TsKvEntry>> findLatest(TenantId tenantId, EntityId entityId,
        Collection<String> keys) {
    validate(entityId);/*  www .j  a  v  a  2  s. c o  m*/
    List<ListenableFuture<TsKvEntry>> futures = Lists.newArrayListWithExpectedSize(keys.size());
    keys.forEach(key -> Validator.validateString(key, "Incorrect key " + key));
    if (entityId.getEntityType().equals(EntityType.ENTITY_VIEW)) {
        EntityView entityView = entityViewService.findEntityViewById(tenantId, (EntityViewId) entityId);
        List<String> filteredKeys = new ArrayList<>(keys);
        if (entityView.getKeys() != null && entityView.getKeys().getTimeseries() != null
                && !entityView.getKeys().getTimeseries().isEmpty()) {
            filteredKeys.retainAll(entityView.getKeys().getTimeseries());
        }
        List<ReadTsKvQuery> queries = filteredKeys.stream().map(key -> {
            long endTs = entityView.getEndTimeMs() != 0 ? entityView.getEndTimeMs() : Long.MAX_VALUE;
            return new BaseReadTsKvQuery(key, entityView.getStartTimeMs(), endTs, 1, "DESC");
        }).collect(Collectors.toList());

        if (queries.size() > 0) {
            return timeseriesDao.findAllAsync(tenantId, entityView.getEntityId(), queries);
        } else {
            return Futures.immediateFuture(new ArrayList<>());
        }
    }
    keys.forEach(key -> futures.add(timeseriesDao.findLatest(tenantId, entityId, key)));
    return Futures.allAsList(futures);
}

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From source file:org.opendaylight.didm.hp3800.OpenFlowDeviceDriver.java

@Override
public Future<RpcResult<AdjustFlowOutput>> adjustFlow(AdjustFlowInput input) {
    Set<Flow> adjustedFlows = new HashSet<Flow>();
    LOG.info("HP 3800 adjustFlow");
    NodeRef nodeRef = input.getNode();//w w  w .  j a  v a2s . c  o m
    InstanceIdentifier<Node> nodePath = (InstanceIdentifier<Node>) nodeRef.getValue();
    FlowModChassisV2 flowModDriver = new FlowModChassisV2(nodePath, dataBroker);

    org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.didm.drivers.openflow.rev150211.adjust.flow.input.Flow flow = input
            .getFlow();
    org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow fb = new org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder(
            flow).build();
    adjustedFlows = flowModDriver.adjustFlowMod(fb);
    //Test ARP flow using flow creator test code
    //FlowCreator flowCreator = new FlowCreator();
    //Flow arpFlow = flowCreator.buildArpFlowMod();
    //adjustedFlows = flowModDriver.adjustFlowMod(arpFlow);

    //Push flows to device
    SalFlowService salFlowService = rpcRegistry.getRpcService(SalFlowService.class);
    DriverUtil.install_flows(salFlowService, adjustedFlows, nodePath);

    //Send the output flow to the RPC listener
    List<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.didm.drivers.openflow.rev150211.adjust.flow.output.Flow> adjustedOutputFlows = new ArrayList<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.didm.drivers.openflow.rev150211.adjust.flow.output.Flow>();
    for (Flow oFflow : adjustedFlows) {
        adjustedOutputFlows.add(new FlowBuilder(oFflow).build());
    }
    AdjustFlowOutputBuilder outputBuilder = new AdjustFlowOutputBuilder();
    outputBuilder.setFlow(adjustedOutputFlows);
    AdjustFlowOutput rpcResultType = outputBuilder.build();
    return Futures
            .immediateFuture(RpcResultBuilder.<AdjustFlowOutput>status(true).withResult(rpcResultType).build());
}

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From source file:org.apache.shindig.social.websockbackend.spi.WsNativeAlbumSPI.java

@Override
public Future<Album> getAlbum(UserId userId, String appId, Set<String> fields, String albumId,
        SecurityToken token) throws ProtocolException {
    Album album = null;/*from ww w  .j av  a 2  s.  c  o m*/

    // create query
    final WebsockQuery query = new WebsockQuery(EQueryType.PROCEDURE_CALL);
    query.setPayload(ShindigNativeQueries.GET_ALBUM_QUERY);

    // set parameters for method
    query.setParameter(ShindigNativeQueries.USER_ID, userId.getUserId(token));
    query.setParameter(ShindigNativeQueries.APP_ID, appId);
    query.setParameter(ShindigNativeQueries.ALBUM_ID, albumId);

    if (fields != null) {
        final List<String> fieldList = new ArrayList<String>(fields);
        query.setParameter(ShindigNativeQueries.FIELD_LIST, fieldList);
    }

    final IQueryCallback result = this.fQueryHandler.sendQuery(query);
    SingleResult sResult = null;

    try {
        sResult = (SingleResult) result.get();

        // TODO: proper not found exception
        if (sResult == null) {
            return null;
        }
    } catch (final Exception e) {
        e.printStackTrace();
        this.fLogger.log(Level.SEVERE, "server error", e);
        throw new ProtocolException(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "could not retrieve result",
                e);
    }

    @SuppressWarnings("unchecked")
    final Map<String, Object> map = (Map<String, Object>) sResult.getResults();
    album = new AlbumDTO(map);

    return Futures.immediateFuture(album);
}

---

From source file:org.apache.twill.internal.container.TwillContainerService.java

@Override
public ListenableFuture<String> onReceived(final String messageId, final Message message) {
    LOG.debug("Message received: {} {}.", messageId, message);

    if (handleSecureStoreUpdate(message)) {
        return Futures.immediateFuture(messageId);
    }//from w w  w. ja  v a 2  s  . com

    final SettableFuture<String> result = SettableFuture.create();
    Command command = message.getCommand();
    if (message.getType() == Message.Type.SYSTEM && "instances".equals(command.getCommand())
            && command.getOptions().containsKey("count")) {
        context.setInstanceCount(Integer.parseInt(command.getOptions().get("count")));
    }

    String commandStr = command.getCommand();
    if (message.getType() == Message.Type.SYSTEM) {
        boolean handled = false;
        if (SystemMessages.SET_LOG_LEVEL.equals(commandStr)) {
            // The options is a map from logger name to log level.
            setLogLevels(command.getOptions());
            handled = true;
        } else if (SystemMessages.RESET_LOG_LEVEL.equals(commandStr)) {
            // The options is a set of loggers to reset in the form of loggerName -> loggerName map.
            resetLogLevels(command.getOptions().keySet());
            handled = true;
        }

        if (handled) {
            updateLiveNode();
            return Futures.immediateFuture(messageId);
        }
    }

    commandExecutor.execute(new Runnable() {

        @Override
        public void run() {
            try {
                runnable.handleCommand(message.getCommand());
                result.set(messageId);
            } catch (Exception e) {
                result.setException(e);
            }
        }
    });
    return result;
}

---

From source file:org.opendaylight.tsdr.collector.spi.CollectorSPIImpl.java

@Override
public Future<RpcResult<Void>> insertTSDRLogRecord(InsertTSDRLogRecordInput input) {
    StoreTSDRLogRecordInputBuilder tsdrServiceInput = new StoreTSDRLogRecordInputBuilder();
    List<TSDRLogRecord> records = new ArrayList<TSDRLogRecord>();
    for (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.tsdr.collector.spi.rev150915.inserttsdrlogrecord.input.TSDRLogRecord inputRec : input
            .getTSDRLogRecord()) {/*from   w  w  w  . ja  va  2  s.  c  om*/
        TSDRLogRecordBuilder rec = new TSDRLogRecordBuilder();
        rec.setNodeID(inputRec.getNodeID());
        rec.setRecordAttributes(inputRec.getRecordAttributes());
        rec.setRecordFullText(inputRec.getRecordFullText());
        rec.setRecordKeys(inputRec.getRecordKeys());
        rec.setTimeStamp(inputRec.getTimeStamp());
        rec.setIndex(inputRec.getIndex());
        rec.setTSDRDataCategory(inputRec.getTSDRDataCategory());
        records.add(rec.build());
    }
    tsdrServiceInput.setTSDRLogRecord(records);
    logDataService.storeTSDRLogRecord(tsdrServiceInput.build());
    return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}

---

From source file:eu.point.bootstrapping.impl.BootstrappingServiceImpl.java

/**
 * The method which activates the bootstrapping application.
 * @param input The input to activate the bootstrapping application, boolean or false.
 * @return It returns a void future result.
 * @see ActivateApplicationInput/*  w  w  w  .  ja  v a 2 s .  com*/
 */
@Override
public Future<RpcResult<Void>> activateApplication(ActivateApplicationInput input) {
    applicationActivated = input.isStatus();
    LOG.info("Received input {}.", input);
    // if true then activate.
    if (applicationActivated) {
        LOG.info("Activating bootstrapping application.");
        IcnIdConfigurator.getInstance().addLinks(unconfiguredLinks);
        //IcnIdConfigurator.getInstance().addMultipleLinks(unconfiguredLinks);
    }
    // else de-activate.
    else {
        LOG.info("De-activating bootstrapping application.");
    }
    return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}

---

From source file:org.apache.qpid.server.virtualhostnode.AbstractStandardVirtualHostNode.java

@Override
protected ListenableFuture<Void> activate() {
    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("Activating virtualhost node " + this);
    }/*from ww w  .  j  a  v  a 2s.  c  om*/

    getConfigurationStore().init(this);

    getConfigurationStore().upgradeStoreStructure();

    getEventLogger().message(getConfigurationStoreLogSubject(), ConfigStoreMessages.CREATED());

    writeLocationEventLog();

    getEventLogger().message(getConfigurationStoreLogSubject(), ConfigStoreMessages.RECOVERY_START());

    VirtualHostStoreUpgraderAndRecoverer upgrader = new VirtualHostStoreUpgraderAndRecoverer(this);
    ConfiguredObjectRecord[] initialRecords = null;
    try {
        initialRecords = getInitialRecords();
    } catch (IOException e) {
        throw new IllegalConfigurationException("Could not process initial configuration", e);
    }

    final boolean isNew = upgrader.upgradeAndRecover(getConfigurationStore(), initialRecords);
    if (initialRecords.length > 0) {
        setAttributes(Collections.<String, Object>singletonMap(VIRTUALHOST_INITIAL_CONFIGURATION, "{}"));
    }

    getEventLogger().message(getConfigurationStoreLogSubject(), ConfigStoreMessages.RECOVERY_COMPLETE());

    QueueManagingVirtualHost<?> host = getVirtualHost();

    if (host != null) {
        final QueueManagingVirtualHost<?> recoveredHost = host;
        final ListenableFuture<Void> openFuture;
        recoveredHost.setFirstOpening(isNew && initialRecords.length == 0);
        openFuture = Subject.doAs(getSubjectWithAddedSystemRights(),
                new PrivilegedAction<ListenableFuture<Void>>() {
                    @Override
                    public ListenableFuture<Void> run() {
                        return recoveredHost.openAsync();

                    }
                });
        return openFuture;
    } else {
        return Futures.immediateFuture(null);
    }
}

---

From source file:producerstest.SimpleProducerModule.java

@Produces
@IntoSet
static ListenableFuture<String> setOfStrFutureElement() {
    return Futures.immediateFuture("set of str element");
}

---

From source file:org.thingsboard.server.dao.AbstractModelDao.java

protected ListenableFuture<T> findOneByStatementAsync(Statement statement) {
    if (statement != null) {
        statement.setConsistencyLevel(cluster.getDefaultReadConsistencyLevel());
        ResultSetFuture resultSetFuture = getSession().executeAsync(statement);
        ListenableFuture<T> result = Futures.transform(resultSetFuture, new Function<ResultSet, T>() {
            @Nullable//from ww w .  j a  v a  2  s  . c  o  m
            @Override
            public T apply(@Nullable ResultSet resultSet) {
                Result<T> result = getMapper().map(resultSet);
                if (result != null) {
                    return result.one();
                } else {
                    return null;
                }
            }
        });
        return result;
    }
    return Futures.immediateFuture(null);
}

---

From source file:org.snlab.vxe.demo.opendaylight.impl.VxeOpenDaylightDemoProvider.java

@Override
public Future<RpcResult<Void>> setupPath(SetupPathInput input) {

    Tasklet<VxeDemoTasklet> tasklet = factory.create(input.getSource(), input.getDestination());
    tasklet.submit();/*from ww  w .j a  va2 s. c  o m*/

    return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}

---

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