Examples with ReadTsKvQuery org.thingsboard.server.common.data.kv.ReadTsKvQuery used on opensource projects

Example 1 with ReadTsKvQuery

use of org.thingsboard.server.common.data.kv.ReadTsKvQuery in project thingsboard by thingsboard.

the class CassandraBaseTimeseriesLatestDao method getNewLatestEntryFuture.

private ListenableFuture<TsKvLatestRemovingResult> getNewLatestEntryFuture(TenantId tenantId, EntityId entityId, DeleteTsKvQuery query) {
    long startTs = 0;
    long endTs = query.getStartTs() - 1;
    ReadTsKvQuery findNewLatestQuery = new BaseReadTsKvQuery(query.getKey(), startTs, endTs, endTs - startTs, 1, Aggregation.NONE, DESC_ORDER);
    ListenableFuture<List<TsKvEntry>> future = aggregationTimeseriesDao.findAllAsync(tenantId, entityId, findNewLatestQuery);
    return Futures.transformAsync(future, entryList -> {
        if (entryList.size() == 1) {
            TsKvEntry entry = entryList.get(0);
            return Futures.transform(saveLatest(tenantId, entityId, entryList.get(0)), v -> new TsKvLatestRemovingResult(entry), MoreExecutors.directExecutor());
        } else {
            log.trace("Could not find new latest value for [{}], key - {}", entityId, query.getKey());
        }
        return Futures.immediateFuture(new TsKvLatestRemovingResult(query.getKey(), true));
    }, readResultsProcessingExecutor);
}

Example 2 with ReadTsKvQuery

use of org.thingsboard.server.common.data.kv.ReadTsKvQuery in project thingsboard by thingsboard.

the class DefaultDataUpdateService method updateEntityViewLatestTelemetry.

private ListenableFuture<List<Void>> updateEntityViewLatestTelemetry(EntityView entityView) {
    EntityViewId entityId = entityView.getId();
    List<String> keys = entityView.getKeys() != null && entityView.getKeys().getTimeseries() != null ? entityView.getKeys().getTimeseries() : Collections.emptyList();
    long startTs = entityView.getStartTimeMs();
    long endTs = entityView.getEndTimeMs() == 0 ? Long.MAX_VALUE : entityView.getEndTimeMs();
    ListenableFuture<List<String>> keysFuture;
    if (keys.isEmpty()) {
        keysFuture = Futures.transform(tsService.findAllLatest(TenantId.SYS_TENANT_ID, entityView.getEntityId()), latest -> latest.stream().map(TsKvEntry::getKey).collect(Collectors.toList()), MoreExecutors.directExecutor());
    } else {
        keysFuture = Futures.immediateFuture(keys);
    }
    ListenableFuture<List<TsKvEntry>> latestFuture = Futures.transformAsync(keysFuture, fetchKeys -> {
        List<ReadTsKvQuery> queries = fetchKeys.stream().filter(key -> !isBlank(key)).map(key -> new BaseReadTsKvQuery(key, startTs, endTs, 1, "DESC")).collect(Collectors.toList());
        if (!queries.isEmpty()) {
            return tsService.findAll(TenantId.SYS_TENANT_ID, entityView.getEntityId(), queries);
        } else {
            return Futures.immediateFuture(null);
        }
    }, MoreExecutors.directExecutor());
    return Futures.transformAsync(latestFuture, latestValues -> {
        if (latestValues != null && !latestValues.isEmpty()) {
            ListenableFuture<List<Void>> saveFuture = tsService.saveLatest(TenantId.SYS_TENANT_ID, entityId, latestValues);
            return saveFuture;
        }
        return Futures.immediateFuture(null);
    }, MoreExecutors.directExecutor());
}

Example 3 with ReadTsKvQuery

use of org.thingsboard.server.common.data.kv.ReadTsKvQuery in project thingsboard by thingsboard.

the class TelemetryController method getTimeseries.

@ApiOperation(value = "Get time-series data (getTimeseries)", notes = "Returns a range of time-series values for specified entity. " + "Returns not aggregated data by default. " + "Use aggregation function ('agg') and aggregation interval ('interval') to enable aggregation of the results on the database / server side. " + "The aggregation is generally more efficient then fetching all records. \n\n" + MARKDOWN_CODE_BLOCK_START + TS_STRICT_DATA_EXAMPLE + MARKDOWN_CODE_BLOCK_END + "\n\n" + INVALID_ENTITY_ID_OR_ENTITY_TYPE_DESCRIPTION + TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH, produces = MediaType.APPLICATION_JSON_VALUE)
@PreAuthorize("hasAnyAuthority('SYS_ADMIN', 'TENANT_ADMIN', 'CUSTOMER_USER')")
@RequestMapping(value = "/{entityType}/{entityId}/values/timeseries", method = RequestMethod.GET, params = { "keys", "startTs", "endTs" })
@ResponseBody
public DeferredResult<ResponseEntity> getTimeseries(@ApiParam(value = ENTITY_TYPE_PARAM_DESCRIPTION, required = true, defaultValue = "DEVICE") @PathVariable("entityType") String entityType, @ApiParam(value = ENTITY_ID_PARAM_DESCRIPTION, required = true) @PathVariable("entityId") String entityIdStr, @ApiParam(value = TELEMETRY_KEYS_BASE_DESCRIPTION, required = true) @RequestParam(name = "keys") String keys, @ApiParam(value = "A long value representing the start timestamp of the time range in milliseconds, UTC.") @RequestParam(name = "startTs") Long startTs, @ApiParam(value = "A long value representing the end timestamp of the time range in milliseconds, UTC.") @RequestParam(name = "endTs") Long endTs, @ApiParam(value = "A long value representing the aggregation interval range in milliseconds.") @RequestParam(name = "interval", defaultValue = "0") Long interval, @ApiParam(value = "An integer value that represents a max number of timeseries data points to fetch." + " This parameter is used only in the case if 'agg' parameter is set to 'NONE'.", defaultValue = "100") @RequestParam(name = "limit", defaultValue = "100") Integer limit, @ApiParam(value = "A string value representing the aggregation function. " + "If the interval is not specified, 'agg' parameter will use 'NONE' value.", allowableValues = "MIN, MAX, AVG, SUM, COUNT, NONE") @RequestParam(name = "agg", defaultValue = "NONE") String aggStr, @ApiParam(value = SORT_ORDER_DESCRIPTION, allowableValues = SORT_ORDER_ALLOWABLE_VALUES) @RequestParam(name = "orderBy", defaultValue = "DESC") String orderBy, @ApiParam(value = STRICT_DATA_TYPES_DESCRIPTION) @RequestParam(name = "useStrictDataTypes", required = false, defaultValue = "false") Boolean useStrictDataTypes) throws ThingsboardException {
    try {
        return accessValidator.validateEntityAndCallback(getCurrentUser(), Operation.READ_TELEMETRY, entityType, entityIdStr, (result, tenantId, entityId) -> {
            // If interval is 0, convert this to a NONE aggregation, which is probably what the user really wanted
            Aggregation agg = interval == 0L ? Aggregation.valueOf(Aggregation.NONE.name()) : Aggregation.valueOf(aggStr);
            List<ReadTsKvQuery> queries = toKeysList(keys).stream().map(key -> new BaseReadTsKvQuery(key, startTs, endTs, interval, limit, agg, orderBy)).collect(Collectors.toList());
            Futures.addCallback(tsService.findAll(tenantId, entityId, queries), getTsKvListCallback(result, useStrictDataTypes), MoreExecutors.directExecutor());
        });
    } catch (Exception e) {
        throw handleException(e);
    }
}

Example 4 with ReadTsKvQuery

use of org.thingsboard.server.common.data.kv.ReadTsKvQuery in project thingsboard by thingsboard.

the class BaseTimeseriesServiceTest method testFindByQueryAscOrder.

@Test
public void testFindByQueryAscOrder() throws Exception {
    DeviceId deviceId = new DeviceId(Uuids.timeBased());
    saveEntries(deviceId, TS - 3);
    saveEntries(deviceId, TS - 2);
    saveEntries(deviceId, TS - 1);
    List<ReadTsKvQuery> queries = new ArrayList<>();
    queries.add(new BaseReadTsKvQuery(STRING_KEY, TS - 3, TS, 0, 1000, Aggregation.NONE, "ASC"));
    List<TsKvEntry> entries = tsService.findAll(tenantId, deviceId, queries).get(MAX_TIMEOUT, TimeUnit.SECONDS);
    Assert.assertEquals(3, entries.size());
    Assert.assertEquals(toTsEntry(TS - 3, stringKvEntry), entries.get(0));
    Assert.assertEquals(toTsEntry(TS - 2, stringKvEntry), entries.get(1));
    Assert.assertEquals(toTsEntry(TS - 1, stringKvEntry), entries.get(2));
    EntityView entityView = saveAndCreateEntityView(deviceId, Arrays.asList(STRING_KEY));
    entries = tsService.findAll(tenantId, entityView.getId(), queries).get(MAX_TIMEOUT, TimeUnit.SECONDS);
    Assert.assertEquals(3, entries.size());
    Assert.assertEquals(toTsEntry(TS - 3, stringKvEntry), entries.get(0));
    Assert.assertEquals(toTsEntry(TS - 2, stringKvEntry), entries.get(1));
    Assert.assertEquals(toTsEntry(TS - 1, stringKvEntry), entries.get(2));
}

Example 5 with ReadTsKvQuery

use of org.thingsboard.server.common.data.kv.ReadTsKvQuery in project thingsboard by thingsboard.

the class DefaultSubscriptionManagerService method handleNewTelemetrySubscription.

private void handleNewTelemetrySubscription(TbTimeseriesSubscription subscription) {
    log.trace("[{}][{}][{}] Processing remote telemetry subscription for entity [{}]", serviceId, subscription.getSessionId(), subscription.getSubscriptionId(), subscription.getEntityId());
    long curTs = System.currentTimeMillis();
    if (subscription.isLatestValues()) {
        DonAsynchron.withCallback(tsService.findLatest(subscription.getTenantId(), subscription.getEntityId(), subscription.getKeyStates().keySet()), missedUpdates -> {
            if (missedUpdates != null && !missedUpdates.isEmpty()) {
                TopicPartitionInfo tpi = partitionService.getNotificationsTopic(ServiceType.TB_CORE, subscription.getServiceId());
                toCoreNotificationsProducer.send(tpi, toProto(subscription, missedUpdates), null);
            }
        }, e -> log.error("Failed to fetch missed updates.", e), tsCallBackExecutor);
    } else {
        List<ReadTsKvQuery> queries = new ArrayList<>();
        subscription.getKeyStates().forEach((key, value) -> {
            if (curTs > value) {
                long startTs = subscription.getStartTime() > 0 ? Math.max(subscription.getStartTime(), value + 1L) : (value + 1L);
                long endTs = subscription.getEndTime() > 0 ? Math.min(subscription.getEndTime(), curTs) : curTs;
                queries.add(new BaseReadTsKvQuery(key, startTs, endTs, 0, 1000, Aggregation.NONE));
            }
        });
        if (!queries.isEmpty()) {
            DonAsynchron.withCallback(tsService.findAll(subscription.getTenantId(), subscription.getEntityId(), queries), missedUpdates -> {
                if (missedUpdates != null && !missedUpdates.isEmpty()) {
                    TopicPartitionInfo tpi = partitionService.getNotificationsTopic(ServiceType.TB_CORE, subscription.getServiceId());
                    toCoreNotificationsProducer.send(tpi, toProto(subscription, missedUpdates), null);
                }
            }, e -> log.error("Failed to fetch missed updates.", e), tsCallBackExecutor);
        }
    }
}