Example usage for com.google.common.util.concurrent ListenableFuture get

List of usage examples for com.google.common.util.concurrent ListenableFuture get

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Introduction

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

Prototype

V get() throws InterruptedException, ExecutionException;

Source Link

Document

Waits if necessary for the computation to complete, and then retrieves its result.

Usage

From source file:org.midonet.southbound.vtep.mock.MockOvsdbClient.java

@Override
public <E extends TableSchema<E>> TableUpdates monitor(DatabaseSchema dbSchema,
        List<MonitorRequest<E>> requests, MonitorCallBack cb) {
    List<Operation> ops = new ArrayList<>();
    for (MonitorRequest<E> e : requests) {
        monitorRegistrar.register(e.getTableName(), e.getColumns(), cb);
        Select<GenericTableSchema> query = new Select<>(
                vtepSchema.table(e.getTableName(), GenericTableSchema.class));
        if (e.getColumns() != null)
            query.setColumns(Lists.newArrayList(e.getColumns()));
        ops.add(query);//  w ww  .j  a va2 s. c o m
    }
    ListenableFuture<List<OperationResult>> results = transact(vtepSchema, ops);

    try {
        return tableUpdates(results.get());
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        return null;
    } catch (ExecutionException e) {
        log.error("exception on monitored table data", e);
        return null;
    }
}

From source file:org.opendaylight.ovsdb.lib.it.LibraryIntegrationTestBase.java

public boolean isSchemaSupported(OvsdbClient client, String schema)
        throws ExecutionException, InterruptedException {
    ListenableFuture<List<String>> databases = client.getDatabases();
    List<String> dbNames = databases.get();
    assertNotNull(dbNames);/*w w  w.ja v  a 2  s .com*/
    return dbNames.contains(schema);
}

From source file:org.opendaylight.protocol.bgp.openconfig.impl.moduleconfig.BGPAppPeerProvider.java

public void onNeighborModified(final Neighbor modifiedAppNeighbor) {
    final ModuleKey moduleKey = neighborState.getModuleKey(modifiedAppNeighbor.getKey());
    final ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
    if (moduleKey != null) {
        //update an existing peer configuration
        try {//from   w  w  w  .ja v a  2 s .com
            if (neighborState.addOrUpdate(moduleKey, modifiedAppNeighbor.getKey(), modifiedAppNeighbor)) {
                final Optional<Module> maybeModule = configModuleOp.readModuleConfiguration(moduleKey, rTx)
                        .get();
                if (maybeModule.isPresent()) {
                    final Module peerConfigModule = toPeerConfigModule(modifiedAppNeighbor, maybeModule.get());
                    configModuleOp.putModuleConfiguration(peerConfigModule,
                            dataBroker.newWriteOnlyTransaction());
                }
            }
        } catch (final Exception e) {
            LOG.error("Failed to update a configuration module: {}", moduleKey, e);
            throw new IllegalStateException(e);
        }
    } else {
        //create new application peer configuration
        final ModuleKey ribImplKey = globalState.getModuleKey(GlobalIdentifier.GLOBAL_IDENTIFIER);
        if (ribImplKey != null) {
            try {
                final ListenableFuture<TargetRib> ribFuture = new RibInstanceFunction<>(rTx, configModuleOp,
                        TO_RIB_FUNCTION).apply(ribImplKey.getName());
                final Module peerConfigModule = toPeerConfigModule(modifiedAppNeighbor, ribFuture.get());
                configModuleOp.putModuleConfiguration(peerConfigModule, dataBroker.newWriteOnlyTransaction());
                neighborState.addOrUpdate(peerConfigModule.getKey(), modifiedAppNeighbor.getKey(),
                        modifiedAppNeighbor);
            } catch (final Exception e) {
                LOG.error("Failed to create a configuration module: {}", moduleKey, e);
                throw new IllegalStateException(e);
            }
        }
    }
}

From source file:org.opendaylight.controller.sal.restconf.impl.BrokerFacade.java

private void checkItemDoesNotExists(final DOMDataReadWriteTransaction rWTransaction,
        final LogicalDatastoreType store, final YangInstanceIdentifier path) {
    final ListenableFuture<Boolean> futureDatastoreData = rWTransaction.exists(store, path);
    try {//w  ww . j av a  2 s  .  c  o m
        if (futureDatastoreData.get()) {
            final String errMsg = "Post Configuration via Restconf was not executed because data already exists";
            LOG.trace(errMsg + ":{}", path);
            rWTransaction.cancel();
            throw new RestconfDocumentedException("Data already exists for path: " + path, ErrorType.PROTOCOL,
                    ErrorTag.DATA_EXISTS);
        }
    } catch (InterruptedException | ExecutionException e) {
        LOG.warn("It wasn't possible to get data loaded from datastore at path " + path, e);
    }

}

From source file:com.facebook.buck.rules.CassandraArtifactCache.java

@Override
@SuppressWarnings("PMD.EmptyCatchBlock")
public void close() {
    isWaitingToClose.set(true);//from   www .  j a  va2s  . c  om
    ListenableFuture<List<OperationResult<Void>>> future = Futures.allAsList(futures);
    try {
        future.get();
    } catch (InterruptedException | ExecutionException e) {
        // Swallow exception and move on.
    }
}

From source file:com.netflix.genie.agent.execution.services.impl.grpc.GRpcAgentJobServiceImpl.java

private <ResponseType> ResponseType handleResponseFuture(
        final ListenableFuture<ResponseType> responseListenableFuture) {
    final ResponseType response;
    try {/*from   w  ww .ja va2s. c  o m*/
        response = responseListenableFuture.get();
    } catch (final ExecutionException | InterruptedException e) {
        throw new GenieRuntimeException("Failed to perform request", e);
    }
    return response;
}

From source file:com.facebook.presto.chicago.ChicagoRecordCursor.java

private boolean fetchData(String keyString) {
    valueString = null;//from   w  w w .  j a v  a 2s  .  c o m
    log.info("--------------");
    log.info(keyString);
    log.info("--------------");
    log.info(split.getKeyDataFormat());
    log.info("--------------");
    log.info(split.getValueDataFormat());
    try {
        switch (split.getValueDataType()) {
        case STRING:
            ListenableFuture<byte[]> resp = cc.read(split.getTableName().getBytes(), keyString.getBytes());
            valueString = Arrays.asList(new String(resp.get()).split("@@@")).toString();
            if (valueString == null) {
                log.warn("Chicago data modified while query was running, string value at key %s deleted",
                        keyString);
                return false;
            }
            break;
        default:
            log.debug("Chicago type for key %s is unsupported", keyString);
            return false;
        }
    } catch (Exception e) {
        throw Throwables.propagate(e);
    }
    return true;
}

From source file:org.thingsboard.server.controller.AssetController.java

@PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
@RequestMapping(value = "/asset/types", method = RequestMethod.GET)
@ResponseBody/*from  w w  w .j  ava  2  s  .co  m*/
public List<EntitySubtype> getAssetTypes() throws ThingsboardException {
    try {
        SecurityUser user = getCurrentUser();
        TenantId tenantId = user.getTenantId();
        ListenableFuture<List<EntitySubtype>> assetTypes = assetService.findAssetTypesByTenantId(tenantId);
        return checkNotNull(assetTypes.get());
    } catch (Exception e) {
        throw handleException(e);
    }
}

From source file:org.thingsboard.server.controller.EntityViewController.java

@PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
@RequestMapping(value = "/entityView", method = RequestMethod.POST)
@ResponseBody/*  ww  w  . ja v a2s .co  m*/
public EntityView saveEntityView(@RequestBody EntityView entityView) throws ThingsboardException {
    try {
        entityView.setTenantId(getCurrentUser().getTenantId());
        EntityView savedEntityView = checkNotNull(entityViewService.saveEntityView(entityView));
        List<ListenableFuture<List<Void>>> futures = new ArrayList<>();
        if (savedEntityView.getKeys() != null && savedEntityView.getKeys().getAttributes() != null) {
            futures.add(copyAttributesFromEntityToEntityView(savedEntityView, DataConstants.CLIENT_SCOPE,
                    savedEntityView.getKeys().getAttributes().getCs(), getCurrentUser()));
            futures.add(copyAttributesFromEntityToEntityView(savedEntityView, DataConstants.SERVER_SCOPE,
                    savedEntityView.getKeys().getAttributes().getSs(), getCurrentUser()));
            futures.add(copyAttributesFromEntityToEntityView(savedEntityView, DataConstants.SHARED_SCOPE,
                    savedEntityView.getKeys().getAttributes().getSh(), getCurrentUser()));
        }
        for (ListenableFuture<List<Void>> future : futures) {
            try {
                future.get();
            } catch (InterruptedException | ExecutionException e) {
                throw new RuntimeException("Failed to copy attributes to entity view", e);
            }
        }

        logEntityAction(savedEntityView.getId(), savedEntityView, null,
                entityView.getId() == null ? ActionType.ADDED : ActionType.UPDATED, null);
        return savedEntityView;
    } catch (Exception e) {
        logEntityAction(emptyId(EntityType.ENTITY_VIEW), entityView, null,
                entityView.getId() == null ? ActionType.ADDED : ActionType.UPDATED, e);
        throw handleException(e);
    }
}

From source file:utils.teamcity.wallt.controller.api.ApiMonitoringService.java

private void checkBuildStatus(final Iterable<BuildTypeData> monitoredBuilds) {
    try {/*from  w w w  .j  a v a 2s. co  m*/
        ListenableFuture<Void> future = Futures.immediateFuture(null);
        for (final BuildTypeData buildType : monitoredBuilds)
            future = Futures.transform(future,
                    (AsyncFunction<Void, Void>) o -> _apiController.requestLastBuildStatus(buildType));
        future.get();
    } catch (InterruptedException | ExecutionException ignored) {
    }
}