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

Introduction

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

Prototype

@CheckReturnValue
public static <V> ListenableFuture<V> immediateFailedFuture(Throwable throwable)

Source Link

Document

Returns a ListenableFuture which has an exception set immediately upon construction.

Usage

From source file:org.esbtools.eventhandler.lightblue.UnparseableDocumentEvent.java

@Override
public Future<?> lookupDocument() {
    return Futures.immediateFailedFuture(exception);
}

From source file:com.google.devtools.kythe.platform.shared.FileDataDirectory.java

@Override
public Future<byte[]> startLookup(String path, String digest) {
    try {/* ww  w.  ja  va 2s.  c om*/
        return Futures.immediateFuture(Files.asByteSource(new File(PathUtil.join(rootDirectory, path))).read());
    } catch (Throwable t) {
        return Futures.immediateFailedFuture(t);
    }
}

From source file:org.thingsboard.rule.engine.util.EntitiesRelatedEntityIdAsyncLoader.java

public static ListenableFuture<EntityId> findEntityAsync(TbContext ctx, EntityId originator,
        RelationsQuery relationsQuery) {
    RelationService relationService = ctx.getRelationService();
    EntityRelationsQuery query = buildQuery(originator, relationsQuery);
    ListenableFuture<List<EntityRelation>> asyncRelation = relationService.findByQuery(ctx.getTenantId(),
            query);//from   w w w .j a v a  2  s. c om
    if (relationsQuery.getDirection() == EntitySearchDirection.FROM) {
        return Futures.transformAsync(asyncRelation,
                r -> CollectionUtils.isNotEmpty(r) ? Futures.immediateFuture(r.get(0).getTo())
                        : Futures.immediateFuture(null));
    } else if (relationsQuery.getDirection() == EntitySearchDirection.TO) {
        return Futures.transformAsync(asyncRelation,
                r -> CollectionUtils.isNotEmpty(r) ? Futures.immediateFuture(r.get(0).getFrom())
                        : Futures.immediateFuture(null));
    }
    return Futures.immediateFailedFuture(new IllegalStateException("Unknown direction"));
}

From source file:com.spotify.folsom.client.NotConnectedClient.java

private <T> ListenableFuture<T> fail() {
    return Futures.immediateFailedFuture(new MemcacheClosedException("Not connected"));
}

From source file:com.sk89q.worldguard.protection.databases.AbstractProtectionDatabase.java

@Override
public ListenableFuture<?> load(RegionManager manager, boolean async) {
    try {/*from ww  w .j a va  2 s  . c om*/
        load(manager);
    } catch (ProtectionDatabaseException e) {
        return Futures.immediateFailedFuture(e);
    }
    return Futures.immediateCheckedFuture(this);
}

From source file:org.esbtools.eventhandler.lightblue.UnparseableNotification.java

@Override
public Future<Collection<DocumentEvent>> toDocumentEvents() {
    return Futures.immediateFailedFuture(exception);
}

From source file:google.registry.testing.ForwardingURLFetchService.java

@Override
public Future<HTTPResponse> fetchAsync(HTTPRequest request) {
    try {//from  w  ww. j av a  2 s . c o m
        return Futures.immediateFuture(fetch(request));
    } catch (Exception e) {
        return Futures.immediateFailedFuture(e);
    }
}

From source file:io.v.android.impl.google.services.beam.VBeamServer.java

@Override
public synchronized ListenableFuture<GetIntentOut> getIntent(VContext ctx, ServerCall call, String secret) {
    evictStaleRequests();/*from   www . j  av  a 2 s  .  c  o  m*/
    if (requestMap.remove(secret) != null) {
        try {
            return Futures.transform(callback.createIntent(ctx, call),
                    new AsyncFunction<Pair<String, byte[]>, GetIntentOut>() {

                        @Override
                        public ListenableFuture<GetIntentOut> apply(Pair<String, byte[]> input)
                                throws Exception {
                            return convertIntent(input);
                        }
                    });
        } catch (Throwable t) {
            return Futures.immediateFailedFuture(t);
        }
    }
    return Futures.immediateFailedFuture(new VException("Bad request"));
}

From source file:org.opendaylight.openflowplugin.api.openflow.OFPContext.java

/**
 * About to stop services in cluster not master anymore or going down
 * @return Future most of services need time to be closed
 * @param deviceDisconnected true if clustering services stopping by device disconnect
 *//*from   w ww  .jav a 2s .c  o  m*/
default ListenableFuture<Void> stopClusterServices(final boolean deviceDisconnected) {
    return Futures.immediateFailedFuture(new RejectedExecutionException(
            "Cannot stop abstract services, check implementation of cluster services"));
}

From source file:io.v.impl.google.lib.discovery.DiscoveryImpl.java

@Override
public ListenableFuture<Void> advertise(VContext ctx, Advertisement ad, List<BlessingPattern> visibility)
        throws VException {
    ListenableFutureCallback<Void> cb = new ListenableFutureCallback<>();
    nativeAdvertise(nativeRef, ctx, ad, visibility, cb);
    return Futures.withFallback(cb.getFuture(ctx), new FutureFallback<Void>() {
        public ListenableFuture<Void> create(Throwable t) {
            if (t instanceof CancellationException) {
                return Futures.immediateFuture(null);
            }/*  ww w.ja  v a 2 s  . c om*/
            return Futures.immediateFailedFuture(t);
        }
    });
}