Example usage for java.util.concurrent CompletableFuture completedFuture

Introduction

In this page you can find the example usage for java.util.concurrent CompletableFuture completedFuture.

Prototype

public static <U> CompletableFuture<U> completedFuture(U value)

Source Link

Document

Returns a new CompletableFuture that is already completed with the given value.

Usage

From source file:io.pravega.controller.mocks.EventStreamWriterMock.java

@Override
public CompletableFuture<Void> writeEvent(T event) {
    eventList.add(event);
    return CompletableFuture.completedFuture(null);
}

From source file:io.pravega.controller.mocks.EventStreamWriterMock.java

@Override
public CompletableFuture<Void> writeEvent(String routingKey, T event) {
    eventList.add(event);
    return CompletableFuture.completedFuture(null);
}

From source file:com.teradata.benchto.driver.listeners.LoggingBenchmarkExecutionListener.java

@Override
public Future<?> benchmarkStarted(Benchmark benchmark) {
    LOG.info("Executing benchmark: {}", benchmark.getName());

    return CompletableFuture.completedFuture("");
}

From source file:com.teradata.benchto.driver.listeners.LoggingBenchmarkExecutionListener.java

@Override
public Future<?> benchmarkFinished(BenchmarkExecutionResult result) {
    LOG.info("Finished benchmark: {}", result.getBenchmark().getName());

    return CompletableFuture.completedFuture("");
}

From source file:am.ik.categolj3.api.jest.JestIndexer.java

@Async
public CompletableFuture<Void> reindex() {
    log.info("re-indexing ...");
    List<Entry> entries = gitStore.loadEntries();
    Bulk.Builder bulkBuilder = new Bulk.Builder();
    for (Entry entry : entries) {
        Index index = new Index.Builder(entry).refresh(true).index(Entry.INDEX_NAME).type(Entry.DOC_TYPE)
                .build();//  w w w .j ava2s .co m
        bulkBuilder.addAction(index);
    }
    try {
        jestClient.execute(bulkBuilder.build());
        log.info("re-indexed!");
        return CompletableFuture.completedFuture(null);
    } catch (Exception e) {
        CompletableFuture<Void> f = new CompletableFuture<>();
        f.completeExceptionally(e);
        return f;
    }
}

From source file:com.teradata.benchto.driver.listeners.LoggingBenchmarkExecutionListener.java

@Override
public Future<?> executionStarted(QueryExecution execution) {
    LOG.info("Query started: {} ({}/{})", execution.getQueryName(), execution.getRun(),
            execution.getBenchmark().getRuns());

    return CompletableFuture.completedFuture("");
}

From source file:com.spotify.styx.api.Middlewares.java

public static Middleware<AsyncHandler<? extends Response<?>>, AsyncHandler<? extends Response<ByteString>>> clientValidator(
        Supplier<Optional<List<String>>> supplier) {
    return innerHandler -> requestContext -> {
        if (requestContext.request().header("User-Agent")
                .map(header -> supplier.get().orElse(ImmutableList.of()).contains(header)).orElse(false)) {
            // TODO: fire some stats
            return CompletableFuture.completedFuture(Response.forStatus(
                    Status.NOT_ACCEPTABLE.withReasonPhrase("blacklisted client version, please upgrade")));
        } else {/*from  ww  w. j a  va 2  s  .  c  o m*/
            // noinspection unchecked
            return (CompletionStage<Response<ByteString>>) innerHandler.invoke(requestContext);
        }
    };
}

From source file:com.ikanow.aleph2.core.shared.utils.JarCacheUtils.java

/** Moves a shared JAR into a local spot (if required)
 * @param library_bean//w  w  w .ja  va  2  s. c o  m
 * @param fs
 * @return either a basic message bean containing an error, or the fully qualified path of the cached JAR
 */
public static <M> CompletableFuture<Validation<BasicMessageBean, String>> getCachedJar(
        final String local_cached_jar_dir, final SharedLibraryBean library_bean, final IStorageService fs,
        final String handler_for_errors, final M msg_for_errors) {
    try {
        final FileContext dfs = fs.getUnderlyingPlatformDriver(FileContext.class, Optional.empty()).get();
        final FileContext lfs = fs.getUnderlyingPlatformDriver(FileContext.class, IStorageService.LOCAL_FS)
                .get();

        final Path cached_jar_file = lfs
                .makeQualified(new Path(local_cached_jar_dir + "/" + buildCachedJarName(library_bean)));
        final Path original_jar_file = dfs.makeQualified(new Path(library_bean.path_name()));

        final FileStatus file_status = dfs.getFileStatus(original_jar_file); // (this will exception out if it doesn't exist, as it should)

        try {
            final FileStatus local_file_status = lfs.getFileStatus(cached_jar_file); // (this will exception in to case 2 if it doesn't exist)

            // if the local version exists then overwrite it

            if (file_status.getModificationTime() > local_file_status.getModificationTime()) {
                // (it gets kinda complicated here so just invalidate the entire classloader cache..)
                // TODO (ALEPH-12): add a coverage test for this
                ClassloaderUtils.clearCache();

                lfs.util().copy(original_jar_file, cached_jar_file, false, true);
            }
        } catch (FileNotFoundException f) {

            // 2) if the local version doesn't exist then just copy the distributed file across
            // (note: don't need to do anything with the classloader cache here since the file doesn't exist so can't have a cache key)

            lfs.util().copy(original_jar_file, cached_jar_file);
        }
        return CompletableFuture.completedFuture(Validation.success(cached_jar_file.toString()));

    } catch (Throwable e) {
        return CompletableFuture.completedFuture(
                Validation.fail(SharedErrorUtils.buildErrorMessage(handler_for_errors, msg_for_errors,
                        SharedErrorUtils.getLongForm(SharedErrorUtils.SHARED_LIBRARY_NAME_NOT_FOUND, e,
                                library_bean.path_name()))));
    }
}

From source file:org.trustedanalytics.routermetrics.GatheringJobTests.java

private CompletableFuture<ResponseEntity<GorouterMetrics>> gorouterAnswer(double value)
        throws ExecutionException, InterruptedException {

    GorouterMetrics gorouterMetrics = new GorouterMetrics();
    gorouterMetrics.setRequestPerSec(value);
    ResponseEntity<GorouterMetrics> responseEntity = new ResponseEntity<>(gorouterMetrics, HttpStatus.OK);

    return CompletableFuture.completedFuture(responseEntity);
}

From source file:io.jmnarloch.spring.cloud.stream.binder.hermes.HermesClientBinderTest.java

@Before
public void setUp() throws Exception {

    final HermesResponse response = HermesResponseBuilder.hermesResponse().withHttpStatus(201).build();

    when(hermesSender.send(any(URI.class), any(HermesMessage.class)))
            .thenReturn(CompletableFuture.completedFuture(response));

    binder = new HermesClientBinder(HermesClientBuilder.hermesClient(hermesSender).build());
    binder.setApplicationContext(new GenericApplicationContext());
}