2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * Copyright © 2017-2018 Amdocs
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
21 package org.onap.aai.sparky.aggregation.sync;
23 import static java.util.concurrent.CompletableFuture.supplyAsync;
25 import java.io.IOException;
26 import java.util.ArrayList;
27 import java.util.Deque;
28 import java.util.EnumSet;
29 import java.util.Iterator;
31 import java.util.concurrent.ConcurrentHashMap;
32 import java.util.concurrent.ConcurrentLinkedDeque;
33 import java.util.concurrent.ExecutorService;
34 import java.util.concurrent.atomic.AtomicInteger;
35 import java.util.function.Supplier;
37 import org.onap.aai.cl.api.Logger;
38 import org.onap.aai.cl.eelf.LoggerFactory;
39 import org.onap.aai.cl.mdc.MdcContext;
40 import org.onap.aai.restclient.client.OperationResult;
41 import org.onap.aai.sparky.config.oxm.OxmEntityDescriptor;
42 import org.onap.aai.sparky.config.oxm.OxmEntityLookup;
43 import org.onap.aai.sparky.dal.ActiveInventoryAdapter;
44 import org.onap.aai.sparky.dal.NetworkTransaction;
45 import org.onap.aai.sparky.dal.rest.HttpMethod;
46 import org.onap.aai.sparky.logging.AaiUiMsgs;
47 import org.onap.aai.sparky.sync.AbstractEntitySynchronizer;
48 import org.onap.aai.sparky.sync.IndexSynchronizer;
49 import org.onap.aai.sparky.sync.SynchronizerConstants;
50 import org.onap.aai.sparky.sync.config.ElasticSearchSchemaConfig;
51 import org.onap.aai.sparky.sync.config.NetworkStatisticsConfig;
52 import org.onap.aai.sparky.sync.entity.AggregationEntity;
53 import org.onap.aai.sparky.sync.entity.MergableEntity;
54 import org.onap.aai.sparky.sync.entity.SelfLinkDescriptor;
55 import org.onap.aai.sparky.sync.enumeration.OperationState;
56 import org.onap.aai.sparky.sync.enumeration.SynchronizerState;
57 import org.onap.aai.sparky.sync.task.PerformActiveInventoryRetrieval;
58 import org.onap.aai.sparky.sync.task.PerformElasticSearchPut;
59 import org.onap.aai.sparky.sync.task.PerformElasticSearchRetrieval;
60 import org.onap.aai.sparky.sync.task.PerformElasticSearchUpdate;
61 import org.onap.aai.sparky.util.NodeUtils;
64 import com.fasterxml.jackson.core.JsonProcessingException;
65 import com.fasterxml.jackson.databind.JsonNode;
66 import com.fasterxml.jackson.databind.ObjectReader;
67 import com.fasterxml.jackson.databind.node.ArrayNode;
70 * The Class AutosuggestionSynchronizer.
72 public class AggregationSynchronizer extends AbstractEntitySynchronizer
73 implements IndexSynchronizer {
76 * The Class RetryAggregationEntitySyncContainer.
78 private class RetryAggregationEntitySyncContainer {
79 NetworkTransaction txn;
83 * Instantiates a new retry aggregation entity sync container.
88 public RetryAggregationEntitySyncContainer(NetworkTransaction txn, AggregationEntity ae) {
93 public NetworkTransaction getNetworkTransaction() {
97 public AggregationEntity getAggregationEntity() {
102 private static final Logger LOG =
103 LoggerFactory.getInstance().getLogger(AggregationSynchronizer.class);
104 private static final String INSERTION_DATE_TIME_FORMAT = "yyyyMMdd'T'HHmmssZ";
106 private boolean allWorkEnumerated;
107 private Deque<SelfLinkDescriptor> selflinks;
108 private Deque<RetryAggregationEntitySyncContainer> retryQueue;
109 private Map<String, Integer> retryLimitTracker;
110 protected ExecutorService esPutExecutor;
111 private ConcurrentHashMap<String, AtomicInteger> entityCounters;
112 private boolean syncInProgress;
113 private Map<String, String> contextMap;
114 private String entityType;
115 private ElasticSearchSchemaConfig schemaConfig;
116 private OxmEntityLookup oxmEntityLookup;
119 * Instantiates a new entity aggregation synchronizer.
121 * @throws Exception the exception
123 public AggregationSynchronizer(String entityType, ElasticSearchSchemaConfig schemaConfig,
124 int numSyncWorkers, int numActiveInventoryWorkers, int numElasticWorkers,
125 NetworkStatisticsConfig aaiStatConfig, NetworkStatisticsConfig esStatConfig,
126 OxmEntityLookup oxmEntityLookup) throws Exception {
128 super(LOG, "AGGES-" + schemaConfig.getIndexName().toUpperCase(), numSyncWorkers,
129 numActiveInventoryWorkers, numElasticWorkers, schemaConfig.getIndexName(),aaiStatConfig, esStatConfig);
131 this.oxmEntityLookup = oxmEntityLookup;
133 this.schemaConfig = schemaConfig;
134 this.entityType = entityType;
135 this.allWorkEnumerated = false;
136 this.entityCounters = new ConcurrentHashMap<String, AtomicInteger>();
137 this.synchronizerName = "Entity Aggregation Synchronizer";
138 this.enabledStatFlags = EnumSet.of(StatFlag.AAI_REST_STATS, StatFlag.ES_REST_STATS);
139 this.syncInProgress = false;
140 this.allWorkEnumerated = false;
141 this.selflinks = new ConcurrentLinkedDeque<SelfLinkDescriptor>();
142 this.retryQueue = new ConcurrentLinkedDeque<RetryAggregationEntitySyncContainer>();
143 this.retryLimitTracker = new ConcurrentHashMap<String, Integer>();
145 this.esPutExecutor = NodeUtils.createNamedExecutor("AGGES-ES-PUT", 1, LOG);
147 this.aaiEntityStats.intializeEntityCounters(entityType);
148 this.esEntityStats.intializeEntityCounters(entityType);
150 this.contextMap = MDC.getCopyOfContextMap();
154 * Collect all the work.
156 * @return the operation state
158 private OperationState collectAllTheWork() {
159 final Map<String, String> contextMap = MDC.getCopyOfContextMap();
160 final String entity = this.getEntityType();
163 aaiWorkOnHand.set(1);
165 supplyAsync(new Supplier<Void>() {
169 MDC.setContextMap(contextMap);
170 OperationResult typeLinksResult = null;
172 typeLinksResult = aaiAdapter.getSelfLinksByEntityType(entity);
173 aaiWorkOnHand.decrementAndGet();
174 processEntityTypeSelfLinks(typeLinksResult);
175 } catch (Exception exc) {
176 LOG.error(AaiUiMsgs.ERROR_GENERIC, "Processing execption while building working set. Error:"
183 }, aaiExecutor).whenComplete((result, error) -> {
186 LOG.error(AaiUiMsgs.ERROR_GENERIC,
187 "An error occurred getting data from AAI. Error = " + error.getMessage());
191 while (aaiWorkOnHand.get() != 0) {
193 if (LOG.isDebugEnabled()) {
194 LOG.debug(AaiUiMsgs.WAIT_FOR_ALL_SELFLINKS_TO_BE_COLLECTED);
200 aaiWorkOnHand.set(selflinks.size());
201 allWorkEnumerated = true;
204 while (!isSyncDone()) {
210 * Make sure we don't hang on to retries that failed which could cause issues during future
213 retryLimitTracker.clear();
215 } catch (Exception exc) {
216 // TODO -> LOG, waht should be logged here?
219 return OperationState.OK;
224 * Perform retry sync.
226 private void performRetrySync() {
227 while (retryQueue.peek() != null) {
229 RetryAggregationEntitySyncContainer rsc = retryQueue.poll();
232 AggregationEntity ae = rsc.getAggregationEntity();
233 NetworkTransaction txn = rsc.getNetworkTransaction();
238 * In this retry flow the se object has already derived its fields
240 link = elasticSearchAdapter.buildElasticSearchGetDocUrl(getIndexName(), ae.getId());
241 } catch (Exception exc) {
242 LOG.error(AaiUiMsgs.ES_FAILED_TO_CONSTRUCT_URI, exc.getLocalizedMessage());
246 NetworkTransaction retryTransaction = new NetworkTransaction();
247 retryTransaction.setLink(link);
248 retryTransaction.setEntityType(txn.getEntityType());
249 retryTransaction.setDescriptor(txn.getDescriptor());
250 retryTransaction.setOperationType(HttpMethod.GET);
253 * IMPORTANT - DO NOT incrementAndGet the esWorkOnHand as this is a retry flow! We already
254 * called incrementAndGet when queuing the failed PUT!
257 supplyAsync(new PerformElasticSearchRetrieval(retryTransaction, elasticSearchAdapter),
258 esExecutor).whenComplete((result, error) -> {
260 esWorkOnHand.decrementAndGet();
263 LOG.error(AaiUiMsgs.ES_RETRIEVAL_FAILED_RESYNC, error.getLocalizedMessage());
265 updateElasticSearchCounters(result);
266 performDocumentUpsert(result, ae);
276 * Perform document upsert.
278 * @param esGetTxn the es get txn
281 protected void performDocumentUpsert(NetworkTransaction esGetTxn, AggregationEntity ae) {
285 * As part of the response processing we need to do the following:
286 * <li>1. Extract the version (if present), it will be the ETAG when we use the
287 * Search-Abstraction-Service
288 * <li>2. Spawn next task which is to do the PUT operation into elastic with or with the version
290 * <li>a) if version is null or RC=404, then standard put, no _update with version tag
291 * <li>b) if version != null, do PUT with _update?version= versionNumber in the URI to elastic
297 link = elasticSearchAdapter.buildElasticSearchGetDocUrl(getIndexName(), ae.getId());
298 } catch (Exception exc) {
299 LOG.error(AaiUiMsgs.ES_LINK_UPSERT, exc.getLocalizedMessage());
303 String versionNumber = null;
304 boolean wasEntryDiscovered = false;
305 if (esGetTxn.getOperationResult().getResultCode() == 404) {
306 LOG.info(AaiUiMsgs.ES_SIMPLE_PUT, ae.getEntityPrimaryKeyValue());
307 } else if (esGetTxn.getOperationResult().getResultCode() == 200) {
308 wasEntryDiscovered = true;
310 versionNumber = NodeUtils.extractFieldValueFromObject(
311 NodeUtils.convertJsonStrToJsonNode(esGetTxn.getOperationResult().getResult()),
313 } catch (IOException exc) {
315 "Error extracting version number from response, aborting aggregation entity sync of "
316 + ae.getEntityPrimaryKeyValue() + ". Error - " + exc.getLocalizedMessage();
317 LOG.error(AaiUiMsgs.ERROR_EXTRACTING_FROM_RESPONSE, message);
322 * Not being a 200 does not mean a failure. eg 201 is returned for created. TODO -> Should we
325 LOG.error(AaiUiMsgs.ES_OPERATION_RETURN_CODE,
326 String.valueOf(esGetTxn.getOperationResult().getResultCode()));
331 String jsonPayload = null;
332 if (wasEntryDiscovered) {
334 ArrayList<JsonNode> sourceObject = new ArrayList<JsonNode>();
335 NodeUtils.extractObjectsByKey(
336 NodeUtils.convertJsonStrToJsonNode(esGetTxn.getOperationResult().getResult()),
337 "_source", sourceObject);
339 if (!sourceObject.isEmpty()) {
340 String responseSource = NodeUtils.convertObjectToJson(sourceObject.get(0), false);
341 MergableEntity me = mapper.readValue(responseSource, MergableEntity.class);
342 ObjectReader updater = mapper.readerForUpdating(me);
343 MergableEntity merged = updater.readValue(ae.getAsJson());
344 jsonPayload = mapper.writeValueAsString(merged);
346 } catch (IOException exc) {
348 "Error extracting source value from response, aborting aggregation entity sync of "
349 + ae.getEntityPrimaryKeyValue() + ". Error - " + exc.getLocalizedMessage();
350 LOG.error(AaiUiMsgs.ERROR_EXTRACTING_FROM_RESPONSE, message);
354 jsonPayload = ae.getAsJson();
357 if (wasEntryDiscovered) {
358 if (versionNumber != null && jsonPayload != null) {
360 String requestPayload =
361 elasticSearchAdapter.buildBulkImportOperationRequest(schemaConfig.getIndexName(),
362 schemaConfig.getIndexDocType(), ae.getId(), versionNumber, jsonPayload);
364 NetworkTransaction transactionTracker = new NetworkTransaction();
365 transactionTracker.setEntityType(esGetTxn.getEntityType());
366 transactionTracker.setDescriptor(esGetTxn.getDescriptor());
367 transactionTracker.setOperationType(HttpMethod.PUT);
369 esWorkOnHand.incrementAndGet();
370 supplyAsync(new PerformElasticSearchUpdate(elasticSearchAdapter.getBulkUrl(),
371 requestPayload, elasticSearchAdapter, transactionTracker), esPutExecutor)
372 .whenComplete((result, error) -> {
374 esWorkOnHand.decrementAndGet();
377 String message = "Aggregation entity sync UPDATE PUT error - "
378 + error.getLocalizedMessage();
379 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
381 updateElasticSearchCounters(result);
382 processStoreDocumentResult(result, esGetTxn, ae);
388 if (link != null && jsonPayload != null) {
390 NetworkTransaction updateElasticTxn = new NetworkTransaction();
391 updateElasticTxn.setLink(link);
392 updateElasticTxn.setEntityType(esGetTxn.getEntityType());
393 updateElasticTxn.setDescriptor(esGetTxn.getDescriptor());
394 updateElasticTxn.setOperationType(HttpMethod.PUT);
396 esWorkOnHand.incrementAndGet();
397 supplyAsync(new PerformElasticSearchPut(jsonPayload, updateElasticTxn, elasticSearchAdapter),
398 esPutExecutor).whenComplete((result, error) -> {
400 esWorkOnHand.decrementAndGet();
404 "Aggregation entity sync UPDATE PUT error - " + error.getLocalizedMessage();
405 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
407 updateElasticSearchCounters(result);
408 processStoreDocumentResult(result, esGetTxn, ae);
413 } catch (Exception exc) {
414 String message = "Exception caught during aggregation entity sync PUT operation. Message - "
415 + exc.getLocalizedMessage();
416 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
421 * Should allow retry.
424 * @return true, if successful
426 private boolean shouldAllowRetry(String id) {
427 boolean isRetryAllowed = true;
428 if (retryLimitTracker.get(id) != null) {
429 Integer currentCount = retryLimitTracker.get(id);
430 if (currentCount.intValue() >= RETRY_COUNT_PER_ENTITY_LIMIT.intValue()) {
431 isRetryAllowed = false;
432 String message = "Aggregation entity re-sync limit reached for " + id
433 + ", re-sync will no longer be attempted for this entity";
434 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
436 Integer newCount = new Integer(currentCount.intValue() + 1);
437 retryLimitTracker.put(id, newCount);
440 Integer firstRetryCount = new Integer(1);
441 retryLimitTracker.put(id, firstRetryCount);
444 return isRetryAllowed;
448 * Process store document result.
450 * @param esPutResult the es put result
451 * @param esGetResult the es get result
454 private void processStoreDocumentResult(NetworkTransaction esPutResult,
455 NetworkTransaction esGetResult, AggregationEntity ae) {
457 OperationResult or = esPutResult.getOperationResult();
459 if (!or.wasSuccessful()) {
460 if (or.getResultCode() == VERSION_CONFLICT_EXCEPTION_CODE) {
462 if (shouldAllowRetry(ae.getId())) {
463 esWorkOnHand.incrementAndGet();
465 RetryAggregationEntitySyncContainer rsc =
466 new RetryAggregationEntitySyncContainer(esGetResult, ae);
467 retryQueue.push(rsc);
469 String message = "Store document failed during aggregation entity synchronization"
470 + " due to version conflict. Entity will be re-synced.";
471 LOG.warn(AaiUiMsgs.ERROR_GENERIC, message);
475 "Store document failed during aggregation entity synchronization with result code "
476 + or.getResultCode() + " and result message " + or.getResult();
477 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
485 private void syncEntityTypes() {
487 while (selflinks.peek() != null) {
489 SelfLinkDescriptor linkDescriptor = selflinks.poll();
490 aaiWorkOnHand.decrementAndGet();
492 OxmEntityDescriptor descriptor = null;
494 if (linkDescriptor.getSelfLink() != null && linkDescriptor.getEntityType() != null) {
496 descriptor = oxmEntityLookup.getEntityDescriptors().get(linkDescriptor.getEntityType());
498 if (descriptor == null) {
499 LOG.error(AaiUiMsgs.MISSING_ENTITY_DESCRIPTOR, linkDescriptor.getEntityType());
500 // go to next element in iterator
504 NetworkTransaction txn = new NetworkTransaction();
505 txn.setDescriptor(descriptor);
506 txn.setLink(linkDescriptor.getSelfLink());
507 txn.setOperationType(HttpMethod.GET);
508 txn.setEntityType(linkDescriptor.getEntityType());
510 aaiWorkOnHand.incrementAndGet();
512 supplyAsync(new PerformActiveInventoryRetrieval(txn, aaiAdapter), aaiExecutor)
513 .whenComplete((result, error) -> {
515 aaiWorkOnHand.decrementAndGet();
518 LOG.error(AaiUiMsgs.AAI_RETRIEVAL_FAILED_GENERIC, error.getLocalizedMessage());
520 if (result == null) {
521 LOG.error(AaiUiMsgs.AAI_RETRIEVAL_FAILED_FOR_SELF_LINK,
522 linkDescriptor.getSelfLink());
524 updateActiveInventoryCounters(result);
525 fetchDocumentForUpsert(result);
536 * Fetch document for upsert.
540 private void fetchDocumentForUpsert(NetworkTransaction txn) {
542 if (!txn.getOperationResult().wasSuccessful()) {
543 String message = "Self link failure. Result - " + txn.getOperationResult().getResult();
544 LOG.error(AaiUiMsgs.ERROR_GENERIC, message);
549 final String jsonResult = txn.getOperationResult().getResult();
550 if (jsonResult != null && jsonResult.length() > 0) {
552 AggregationEntity ae = new AggregationEntity();
553 ae.setLink(ActiveInventoryAdapter.extractResourcePath(txn.getLink()));
554 populateAggregationEntityDocument(ae, jsonResult, txn.getDescriptor());
559 link = elasticSearchAdapter.buildElasticSearchGetDocUrl(getIndexName(), ae.getId());
560 } catch (Exception exc) {
561 LOG.error(AaiUiMsgs.ES_FAILED_TO_CONSTRUCT_QUERY, exc.getLocalizedMessage());
565 NetworkTransaction n2 = new NetworkTransaction();
567 n2.setEntityType(txn.getEntityType());
568 n2.setDescriptor(txn.getDescriptor());
569 n2.setOperationType(HttpMethod.GET);
571 esWorkOnHand.incrementAndGet();
573 supplyAsync(new PerformElasticSearchRetrieval(n2, elasticSearchAdapter), esExecutor)
574 .whenComplete((result, error) -> {
576 esWorkOnHand.decrementAndGet();
579 LOG.error(AaiUiMsgs.ES_RETRIEVAL_FAILED, error.getLocalizedMessage());
581 updateElasticSearchCounters(result);
582 performDocumentUpsert(result, ae);
588 } catch (JsonProcessingException exc) {
589 LOG.error(AaiUiMsgs.ERROR_GENERIC,
590 "There was a JSON processing error fetching the elastic document for upsert. Error: "
592 } catch (IOException exc) {
593 LOG.error(AaiUiMsgs.ERROR_GENERIC,
594 "There was an IO error fetching the elastic document for upsert. Error: " + exc.getMessage());
600 * Populate aggregation entity document.
603 * @param result the result
604 * @param resultDescriptor the result descriptor
605 * @throws JsonProcessingException the json processing exception
606 * @throws IOException Signals that an I/O exception has occurred.
608 protected void populateAggregationEntityDocument(AggregationEntity doc, String result,
609 OxmEntityDescriptor resultDescriptor) throws JsonProcessingException, IOException {
610 doc.setEntityType(resultDescriptor.getEntityName());
611 JsonNode entityNode = mapper.readTree(result);
612 Map<String, Object> map = mapper.convertValue(entityNode, Map.class);
613 doc.copyAttributeKeyValuePair(map);
617 * Process entity type self links.
619 * @param operationResult the operation result
621 private void processEntityTypeSelfLinks(OperationResult operationResult) {
623 if (operationResult == null) {
627 final String jsonResult = operationResult.getResult();
629 if (jsonResult != null && jsonResult.length() > 0 && operationResult.wasSuccessful()) {
632 JsonNode rootNode = mapper.readTree(jsonResult);
634 JsonNode resultData = rootNode.get("result-data");
636 if (resultData.isArray()) {
637 ArrayNode resultDataArrayNode = (ArrayNode) resultData;
639 Iterator<JsonNode> elementIterator = resultDataArrayNode.elements();
641 while (elementIterator.hasNext()) {
642 JsonNode element = elementIterator.next();
644 final String resourceType = NodeUtils.getNodeFieldAsText(element, "resource-type");
645 final String resourceLink = NodeUtils.getNodeFieldAsText(element, "resource-link");
647 if (resourceType != null && resourceLink != null) {
649 OxmEntityDescriptor descriptor = oxmEntityLookup.getEntityDescriptors().get(resourceType);
651 if (descriptor == null) {
652 LOG.error(AaiUiMsgs.MISSING_ENTITY_DESCRIPTOR, resourceType);
653 // go to next element in iterator
657 selflinks.add(new SelfLinkDescriptor(resourceLink, SynchronizerConstants.NODES_ONLY_MODIFIER, resourceType));
662 } catch (IOException exc) {
664 "Could not deserialize JSON (representing operation result) as node tree. " +
665 "Operation result = " + jsonResult + ". " + exc.getLocalizedMessage();
666 LOG.error(AaiUiMsgs.JSON_PROCESSING_ERROR, message);
675 * @see org.openecomp.sparky.synchronizer.IndexSynchronizer#doSync()
678 public OperationState doSync() {
679 this.syncDurationInMs = -1;
680 syncStartedTimeStampInMs = System.currentTimeMillis();
681 String txnID = NodeUtils.getRandomTxnId();
682 MdcContext.initialize(txnID, "AggregationSynchronizer", "", "Sync", "");
684 return collectAllTheWork();
688 public SynchronizerState getState() {
691 return SynchronizerState.PERFORMING_SYNCHRONIZATION;
694 return SynchronizerState.IDLE;
701 * @see org.openecomp.sparky.synchronizer.IndexSynchronizer#getStatReport(boolean)
704 public String getStatReport(boolean showFinalReport) {
705 syncDurationInMs = System.currentTimeMillis() - syncStartedTimeStampInMs;
706 return getStatReport(syncDurationInMs, showFinalReport);
709 public String getEntityType() {
713 public void setEntityType(String entityType) {
714 this.entityType = entityType;
720 * @see org.openecomp.sparky.synchronizer.IndexSynchronizer#shutdown()
723 public void shutdown() {
724 this.shutdownExecutors();
728 protected boolean isSyncDone() {
730 int totalWorkOnHand = aaiWorkOnHand.get() + esWorkOnHand.get();
732 if (LOG.isDebugEnabled()) {
733 LOG.debug(AaiUiMsgs.DEBUG_GENERIC, indexName + ", isSyncDone(), totalWorkOnHand = "
734 + totalWorkOnHand + " all work enumerated = " + allWorkEnumerated);
737 if (totalWorkOnHand > 0 || !allWorkEnumerated) {
741 this.syncInProgress = false;
749 * @see org.openecomp.sparky.synchronizer.AbstractEntitySynchronizer#clearCache()
752 public void clearCache() {
754 if (syncInProgress) {
755 LOG.debug(AaiUiMsgs.DEBUG_GENERIC,
756 "Autosuggestion Entity Summarizer in progress, request to clear cache ignored");
761 this.resetCounters();
762 if (entityCounters != null) {
763 entityCounters.clear();
766 allWorkEnumerated = false;