Example usage for java.util.concurrent CompletableFuture get

Introduction

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

Prototype

@SuppressWarnings("unchecked")
public T get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException 

Source Link

Document

Waits if necessary for at most the given time for this future to complete, and then returns its result, if available.

Usage

From source file:org.onosproject.store.consistent.impl.ConsistentMapImpl.java

private static <T> T complete(CompletableFuture<T> future) {
    try {/*from  w  w  w .jav a 2s  . c  o m*/
        return future.get(OPERATION_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS);
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new ConsistentMapException.Interrupted();
    } catch (TimeoutException e) {
        throw new ConsistentMapException.Timeout();
    } catch (ExecutionException e) {
        throw new ConsistentMapException(e.getCause());
    }
}

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From source file:org.onosproject.store.consistent.impl.DatabaseManager.java

private static <T> T complete(CompletableFuture<T> future) {
    try {//w  w w. j a  va2s .c  o  m
        return future.get(DATABASE_OPERATION_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS);
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new ConsistentMapException.Interrupted();
    } catch (TimeoutException e) {
        throw new ConsistentMapException.Timeout();
    } catch (ExecutionException e) {
        throw new ConsistentMapException(e.getCause());
    }
}

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From source file:com.ikanow.aleph2.analytics.storm.utils.StormControllerUtil.java

/**
 * Restarts a storm job by first calling stop, then calling start
 * /*w w  w  . j  av a  2 s. c o m*/
 * @param bucket
 * @param underlying_artefacts
 * @param yarn_config_dir
 * @param user_lib_paths
 * @param topology
 * @return
 */
public static CompletableFuture<BasicMessageBean> restartJob(final IStormController storm_controller,
        final DataBucketBean bucket, final Optional<String> sub_job,
        final Collection<Object> underlying_artefacts, final Collection<String> user_lib_paths,
        final StormTopology topology, final Map<String, String> config, final String cached_jar_dir) {
    CompletableFuture<BasicMessageBean> stop_future = stopJob(storm_controller, bucket, sub_job);
    try {
        stop_future.get(5, TimeUnit.SECONDS);
        waitForJobToDie(storm_controller, bucket, sub_job, 30L);
    } catch (Exception e) {
        CompletableFuture<BasicMessageBean> error_future = new CompletableFuture<BasicMessageBean>();
        error_future.complete(ErrorUtils.buildErrorMessage(StormControllerUtil.class, "restartJob",
                ErrorUtils.getLongForm("Error stopping storm job: {0}", e)));
        return error_future;
    }
    return startJob(storm_controller, bucket, sub_job, underlying_artefacts, user_lib_paths, topology, config,
            cached_jar_dir);
}

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From source file:com.devicehive.handler.notification.NotificationSearchHandlerTest.java

private Response waitForResponse(CompletableFuture<Response> future) {
    try {/*from   ww  w  . ja  v a 2 s  . c  om*/
        return future.get(10, TimeUnit.SECONDS);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:com.devicehive.handler.notification.NotificationSearchHandlerTest.java

@Test
public void shouldNotFindSingleNotificationByIdAndGuid() throws Exception {
    NotificationSearchRequest searchRequest = new NotificationSearchRequest();
    searchRequest.setId(Long.MAX_VALUE); // nonexistent id
    searchRequest.setGuid(UUID.randomUUID().toString()); // random guid

    Request request = Request.newBuilder().withPartitionKey(searchRequest.getGuid()).withBody(searchRequest)
            .build();// ww w.j a  v a2  s.co  m
    CompletableFuture<Response> future = new CompletableFuture<>();
    client.call(request, future::complete);

    Response response = future.get(10, TimeUnit.SECONDS);
    NotificationSearchResponse responseBody = (NotificationSearchResponse) response.getBody();
    assertTrue(responseBody.getNotifications().isEmpty());
}

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From source file:com.devicehive.handler.notification.NotificationSearchHandlerTest.java

@Test
public void shouldHandleNotificationInsertAndQueryByDeviceGuidAndNotificationName() throws Exception {
    NotificationSearchRequest searchRequest = new NotificationSearchRequest();
    searchRequest.setGuid(notifications.get(0).getDeviceGuid());
    searchRequest.setNames(Collections.singleton(notifications.get(0).getNotification()));

    Request request = Request.newBuilder().withBody(searchRequest).build();
    CompletableFuture<Response> future = new CompletableFuture<>();
    client.call(request, future::complete);

    Response response = future.get(10, TimeUnit.SECONDS);
    NotificationSearchResponse responseBody = (NotificationSearchResponse) response.getBody();
    assertEquals(1, responseBody.getNotifications().size());
    assertEquals(notifications.get(0), responseBody.getNotifications().get(0));
}

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From source file:com.devicehive.handler.notification.NotificationSearchHandlerTest.java

@Test
public void shouldFindSingleNotificationByIdAndGuid() throws Exception {
    NotificationSearchRequest searchRequest = new NotificationSearchRequest();
    searchRequest.setId(notifications.get(0).getId());
    searchRequest.setGuid(notifications.get(0).getDeviceGuid());

    Request request = Request.newBuilder().withPartitionKey(notifications.get(0).getDeviceGuid())
            .withBody(searchRequest).build();
    CompletableFuture<Response> future = new CompletableFuture<>();
    client.call(request, future::complete);

    Response response = future.get(10, TimeUnit.SECONDS);
    NotificationSearchResponse responseBody = (NotificationSearchResponse) response.getBody();
    assertEquals(1, responseBody.getNotifications().size());
    assertEquals(notifications.get(0), responseBody.getNotifications().get(0));
}

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From source file:io.ventu.rpc.integration.rest.TestRestInvocationRoundtrip.java

@Test
public void invoke_basicRoundtrip_success() throws InterruptedException, TimeoutException, ExecutionException {
    RemoteInvoker invoker = HttpRestInvoker.host("localhost").port(23332).ssl(false).header("APIKEY", "123")
            .build();/* w  w  w  .j  a v  a 2  s.c  om*/

    try {
        CompletableFuture<Res> future = invoker.invoke(new Req(25), Res.class);
        Res res = future.get(500, TimeUnit.MILLISECONDS);
        assertEquals(29, res.value);
    } finally {
        invoker.close().get(500, TimeUnit.MILLISECONDS);
    }
}

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From source file:com.devicehive.rpcclient.RpcClientActionTest.java

@Test
public void testListUserAction() throws Exception {
    ListUserRequest listUserRequest = new ListUserRequest();
    listUserRequest.setLogin(UUID.randomUUID().toString()); // nonexistent login

    Request request = Request.newBuilder().withBody(listUserRequest).build();
    CompletableFuture<Response> future = new CompletableFuture<>();
    client.call(request, future::complete);

    Response response = future.get(10, TimeUnit.SECONDS);
    ListUserResponse responseBody = (ListUserResponse) response.getBody();
    assertNotNull(responseBody.getUsers().isEmpty());
}

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From source file:com.devicehive.rpcclient.RpcClientActionTest.java

@Test
public void testListNetworkAction() throws Exception {
    ListNetworkRequest listNetworkRequest = new ListNetworkRequest();
    listNetworkRequest.setName(UUID.randomUUID().toString()); // nonexistent name

    Request request = Request.newBuilder().withBody(listNetworkRequest).build();
    CompletableFuture<Response> future = new CompletableFuture<>();
    client.call(request, future::complete);

    Response response = future.get(10, TimeUnit.SECONDS);
    ListNetworkResponse responseBody = (ListNetworkResponse) response.getBody();
    assertNotNull(responseBody.getNetworks().isEmpty());
}

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