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.opendaylight.netvirt.aclservice.stats.AclLiveStatisticsRpcServiceImpl.java

@Override
public Future<RpcResult<GetAclPortStatisticsOutput>> getAclPortStatistics(GetAclPortStatisticsInput input) {
    LOG.trace("Get ACL port statistics for input: {}", input);
    RpcResultBuilder<GetAclPortStatisticsOutput> rpcResultBuilder;

    if (this.securityGroupMode != SecurityGroupMode.Stateful) {
        rpcResultBuilder = RpcResultBuilder.failed();
        rpcResultBuilder.withError(ErrorType.APPLICATION, "operation-not-supported",
                "Operation not supported for ACL " + this.securityGroupMode + " mode");
        return Futures.immediateFuture(rpcResultBuilder.build());
    }// w  w  w  . j a v a2  s .c  o  m
    // Default direction is Both
    Direction direction = (input.getDirection() == null ? Direction.Both : input.getDirection());

    List<AclPortStats> lstAclInterfaceStats = AclLiveStatisticsHelper.getAclPortStats(direction,
            input.getInterfaceNames(), this.odlDirectStatsService, this.dataBroker);

    GetAclPortStatisticsOutputBuilder output = new GetAclPortStatisticsOutputBuilder()
            .setAclPortStats(lstAclInterfaceStats);
    rpcResultBuilder = RpcResultBuilder.success();
    rpcResultBuilder.withResult(output.build());
    return Futures.immediateFuture(rpcResultBuilder.build());
}

From source file:com.google.gapid.server.Client.java

public ListenableFuture<Value> get(Path.Any path) {
    LOG.log(FINE, "RPC->get({0})", path);
    return Futures.transformAsync(client.get(GetRequest.newBuilder().setPath(path).build()),
            in -> Futures.immediateFuture(throwIfError(in.getValue(), in.getError())));
}

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

@Override
public Future<RpcResult<Void>> insertTSDRMetricRecord(InsertTSDRMetricRecordInput input) {
    StoreTSDRMetricRecordInputBuilder tsdrServiceInput = new StoreTSDRMetricRecordInputBuilder();
    List<TSDRMetricRecord> records = new ArrayList<TSDRMetricRecord>();
    for (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.controller.config.tsdr.collector.spi.rev150915.inserttsdrmetricrecord.input.TSDRMetricRecord inputRec : input
            .getTSDRMetricRecord()) {/*from  w ww  . j  a v a  2 s. c om*/
        TSDRMetricRecordBuilder rec = new TSDRMetricRecordBuilder();
        rec.setMetricName(inputRec.getMetricName());
        rec.setMetricValue(inputRec.getMetricValue());
        rec.setNodeID(inputRec.getNodeID());
        rec.setRecordKeys(inputRec.getRecordKeys());
        rec.setTimeStamp(inputRec.getTimeStamp());
        rec.setTSDRDataCategory(inputRec.getTSDRDataCategory());
        records.add(rec.build());
    }
    tsdrServiceInput.setTSDRMetricRecord(records);
    metricDataService.storeTSDRMetricRecord(tsdrServiceInput.build());
    return Futures.immediateFuture(RpcResultBuilder.<Void>success().build());
}

From source file:com.android.camera.one.v2.initialization.PreviewStarter.java

/**
 * See {@link OneCamera#startPreview}./*from   w  w  w  .  j a  v a2s  . com*/
 *
 * @param surface The preview surface to use.
 */
public ListenableFuture<Void> startPreview(final Surface surface) {
    // When we have the preview surface, start the capture session.
    List<Surface> surfaceList = new ArrayList<>();

    // Workaround of the face detection failure on Nexus 5 and L. (b/21039466)
    // Need to create a capture session with the single preview stream first
    // to lock it as the first stream. Then resend the another session with preview
    // and JPEG stream.
    if (ApiHelper.isLorLMr1() && ApiHelper.IS_NEXUS_5) {
        surfaceList.add(surface);
        mCaptureSessionCreator.createCaptureSession(surfaceList);
        surfaceList.addAll(mOutputSurfaces);
    } else {
        surfaceList.addAll(mOutputSurfaces);
        surfaceList.add(surface);
    }

    final ListenableFuture<CameraCaptureSessionProxy> sessionFuture = mCaptureSessionCreator
            .createCaptureSession(surfaceList);

    return Futures.transform(sessionFuture, new AsyncFunction<CameraCaptureSessionProxy, Void>() {
        @Override
        public ListenableFuture<Void> apply(CameraCaptureSessionProxy captureSession) throws Exception {
            mSessionListener.onCameraCaptureSessionCreated(captureSession, surface);
            return Futures.immediateFuture(null);
        }
    });
}

From source file:io.crate.operation.collect.HandlerSideDataCollectOperation.java

@Override
public ListenableFuture<Object[][]> collect(CollectNode collectNode,
        RamAccountingContext ramAccountingContext) {
    if (collectNode.isPartitioned()) {
        // edge case: partitioned table without actual indices
        // no results
        return Futures.immediateFuture(TaskResult.EMPTY_RESULT.rows());
    }//w  w w.j  a v a2  s.  co m
    if (collectNode.maxRowGranularity() == RowGranularity.DOC) {
        // we assume information schema here
        return handleWithService(informationSchemaCollectService, collectNode, ramAccountingContext);
    } else if (collectNode.maxRowGranularity() == RowGranularity.CLUSTER) {
        return handleCluster(collectNode, ramAccountingContext);
    } else if (collectNode.maxRowGranularity() == RowGranularity.SHARD) {
        return handleWithService(unassignedShardsCollectService, collectNode, ramAccountingContext);
    } else {
        return Futures.immediateFailedFuture(new IllegalStateException("unsupported routing"));
    }
}

From source file:org.thingsboard.rule.engine.metadata.TbAbstractGetAttributesNode.java

private ListenableFuture<Void> putAttrAsync(TbContext ctx, EntityId entityId, TbMsg msg, String scope,
        List<String> keys, String prefix) {
    if (CollectionUtils.isEmpty(keys)) {
        return Futures.immediateFuture(null);
    }//  ww  w . j  a va  2  s.c o m
    ListenableFuture<List<AttributeKvEntry>> latest = ctx.getAttributesService().find(ctx.getTenantId(),
            entityId, scope, keys);
    return Futures.transform(latest, l -> {
        l.forEach(r -> {
            if (r.getValue() != null) {
                msg.getMetaData().putValue(prefix + r.getKey(), r.getValueAsString());
            } else {
                throw new RuntimeException(
                        "[" + scope + "][" + r.getKey() + "] attribute value is not present in the DB!");
            }
        });
        return null;
    });
}

From source file:producerstest.SimpleProducerModule.java

@Produces
@Qual(11)//from  ww w . j  a va  2s .c o m
@SuppressWarnings("unused") // unthrown exception for test, unused parameter for test
static ListenableFuture<String> futureStrWithArgsThrowingException(int i, Produced<Double> b,
        Producer<Object> c, Provider<Boolean> d) throws IOException {
    return Futures.immediateFuture("str with args throwing exception");
}

From source file:org.apache.fluo.core.async.AsyncConditionalWriter.java

@Override
public ListenableFuture<Iterator<Result>> apply(Collection<ConditionalMutation> input) {
    if (input.size() == 0) {
        return Futures.immediateFuture(Collections.<Result>emptyList().iterator());
    }// w  w w .  j ava  2 s . c  o m

    semaphore.acquire(input.size());
    Iterator<Result> iter = cw.write(input.iterator());
    return les.submit(new IterTask(iter, input.size()));
}

From source file:com.facebook.buck.distributed.RemoteExecutionStorageService.java

@Override
public ListenableFuture<Void> fetchToStream(Digest digest, OutputStream outputStream) {
    try {/*from  ww  w  .ja v a  2  s  . c om*/
        fetchToStreamInternal(digest, outputStream).get();
        return Futures.immediateFuture(null);
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw logAndThrowException(digest, e);
    } catch (ExecutionException e) {
        throw logAndThrowException(digest, e);
    }
}

From source file:com.facebook.presto.operator.index.IndexLookupSourceFactory.java

@Override
public ListenableFuture<LookupSource> createLookupSource() {
    checkState(taskContext != null, "taskContext not set");

    IndexLoader indexLoader = indexLoaderSupplier.get();
    indexLoader.setContext(taskContext);
    return Futures.immediateFuture(new IndexLookupSource(indexLoader));
}