2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * Copyright (C) 2017 Huawei Technologies Co., Ltd. All rights reserved.
7 * Modifications Copyright (c) 2019 Samsung
8 * ================================================================================
9 * Licensed under the Apache License, Version 2.0 (the "License");
10 * you may not use this file except in compliance with the License.
11 * You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
20 * ============LICENSE_END=========================================================
23 package org.onap.so.db.request.data.repository;
25 import java.sql.Timestamp;
26 import java.text.SimpleDateFormat;
27 import java.util.ArrayList;
28 import java.util.Arrays;
29 import java.util.Collections;
30 import java.util.Date;
31 import java.util.HashMap;
32 import java.util.LinkedList;
33 import java.util.List;
35 import java.util.Map.Entry;
36 import java.util.concurrent.TimeUnit;
37 import javax.persistence.EntityManager;
38 import javax.persistence.NonUniqueResultException;
39 import javax.persistence.Query;
40 import javax.persistence.TypedQuery;
41 import javax.persistence.criteria.CriteriaBuilder;
42 import javax.persistence.criteria.CriteriaQuery;
43 import javax.persistence.criteria.Order;
44 import javax.persistence.criteria.Predicate;
45 import javax.persistence.criteria.Root;
46 import org.onap.so.db.request.beans.InfraActiveRequests;
47 import org.slf4j.Logger;
48 import org.slf4j.LoggerFactory;
49 import org.springframework.beans.factory.annotation.Autowired;
50 import org.springframework.beans.factory.annotation.Qualifier;
51 import org.springframework.stereotype.Repository;
52 import org.springframework.transaction.annotation.Transactional;
56 @Transactional(readOnly = true)
57 public class InfraActiveRequestsRepositoryImpl implements InfraActiveRequestsRepositoryCustom {
60 @Qualifier("requestEntityManagerFactory")
62 private EntityManager entityManager;
64 protected static Logger logger = LoggerFactory.getLogger(InfraActiveRequestsRepositoryImpl.class);
66 protected static final String REQUEST_STATUS = "requestStatus";
67 protected static final String SOURCE = "source";
68 protected static final String START_TIME = "startTime";
69 protected static final String END_TIME = "endTime";
70 protected static final String REQUEST_TYPE = "requestType";
71 protected static final String SERVICE_INSTANCE_ID = "serviceInstanceId";
72 protected static final String SERVICE_INSTANCE_NAME = "serviceInstanceName";
73 protected static final String VNF_INSTANCE_NAME = "vnfName";
74 protected static final String VNF_INSTANCE_ID = "vnfId";
75 protected static final String VOLUME_GROUP_INSTANCE_NAME = "volumeGroupName";
76 protected static final String VOLUME_GROUP_INSTANCE_ID = "volumeGroupId";
77 protected static final String VFMODULE_INSTANCE_NAME = "vfModuleName";
78 protected static final String VFMODULE_INSTANCE_ID = "vfModuleId";
79 protected static final String NETWORK_INSTANCE_NAME = "networkName";
80 protected static final String CONFIGURATION_INSTANCE_ID = "configurationId";
81 protected static final String CONFIGURATION_INSTANCE_NAME = "configurationName";
82 protected static final String OPERATIONAL_ENV_ID = "operationalEnvId";
83 protected static final String OPERATIONAL_ENV_NAME = "operationalEnvName";
84 protected static final String NETWORK_INSTANCE_ID = "networkId";
85 protected static final String GLOBAL_SUBSCRIBER_ID = "globalSubscriberId";
86 protected static final String SERVICE_NAME_VERSION_ID = "serviceNameVersionId";
87 protected static final String SERVICE_ID = "serviceId";
88 protected static final String SERVICE_VERSION = "serviceVersion";
89 protected static final String REQUEST_ID = "requestId";
90 protected static final String REQUESTOR_ID = "requestorId";
91 protected static final String ACTION = "action";
92 protected static final String OPENV = "operationalEnvironment";
94 private static final List<String> VALID_COLUMNS =
95 Arrays.asList(REQUEST_ID, SERVICE_INSTANCE_ID, SERVICE_INSTANCE_NAME, ACTION, REQUEST_STATUS,
96 VFMODULE_INSTANCE_ID, VNF_INSTANCE_ID, NETWORK_INSTANCE_ID, VOLUME_GROUP_INSTANCE_ID);
102 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#healthCheck()
105 public boolean healthCheck() {
107 final Query query = entityManager.createNativeQuery(" show tables ");
109 final List<?> list = query.getResultList();
114 private List<InfraActiveRequests> executeInfraQuery(final CriteriaQuery<InfraActiveRequests> crit,
115 final List<Predicate> predicates, final Order order) {
117 logger.debug("Execute query on infra active request table");
119 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
120 crit.where(cb.and(predicates.toArray(new Predicate[0])));
123 return entityManager.createQuery(crit).getResultList();
129 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#getRequestFromInfraActive(java. lang.String)
132 public InfraActiveRequests getRequestFromInfraActive(final String requestId) {
133 logger.debug("Get request {} from InfraActiveRequests DB", requestId);
135 final Query query = entityManager
136 .createQuery("from InfraActiveRequests where requestId = :requestId OR clientRequestId = :requestId");
137 query.setParameter(REQUEST_ID, requestId);
138 return this.getSingleResult(query);
144 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#checkInstanceNameDuplicate(java. util.HashMap,
145 * java.lang.String, java.lang.String)
148 public InfraActiveRequests checkInstanceNameDuplicate(final Map<String, String> instanceIdMap,
149 final String instanceName, final String requestScope) {
151 final List<Predicate> predicates = new LinkedList<>();
152 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
153 final CriteriaQuery<InfraActiveRequests> crit = cb.createQuery(InfraActiveRequests.class);
154 final Root<InfraActiveRequests> tableRoot = crit.from(InfraActiveRequests.class);
155 InfraActiveRequests infraActiveRequests = null;
157 if (instanceName != null && !instanceName.equals("")) {
159 if ("service".equals(requestScope)) {
160 predicates.add(cb.equal(tableRoot.get(SERVICE_INSTANCE_NAME), instanceName));
161 } else if ("vnf".equals(requestScope)) {
162 predicates.add(cb.equal(tableRoot.get(VNF_INSTANCE_NAME), instanceName));
163 } else if ("volumeGroup".equals(requestScope)) {
164 predicates.add(cb.equal(tableRoot.get(VOLUME_GROUP_INSTANCE_NAME), instanceName));
165 } else if ("vfModule".equals(requestScope)) {
166 predicates.add(cb.equal(tableRoot.get(VFMODULE_INSTANCE_NAME), instanceName));
167 } else if ("network".equals(requestScope)) {
168 predicates.add(cb.equal(tableRoot.get(NETWORK_INSTANCE_NAME), instanceName));
169 } else if (requestScope.equals("configuration")) {
170 predicates.add(cb.equal(tableRoot.get(CONFIGURATION_INSTANCE_NAME), instanceName));
171 } else if (requestScope.equals(OPENV)) {
172 predicates.add(cb.equal(tableRoot.get(OPERATIONAL_ENV_NAME), instanceName));
176 if (instanceIdMap != null) {
177 if ("service".equals(requestScope) && instanceIdMap.get(SERVICE_INSTANCE_ID) != null) {
179 .add(cb.equal(tableRoot.get(SERVICE_INSTANCE_ID), instanceIdMap.get("serviceInstanceId")));
182 if ("vnf".equals(requestScope) && instanceIdMap.get("vnfInstanceId") != null) {
183 predicates.add(cb.equal(tableRoot.get(VNF_INSTANCE_ID), instanceIdMap.get("vnfInstanceId")));
186 if ("vfModule".equals(requestScope) && instanceIdMap.get("vfModuleInstanceId") != null) {
188 cb.equal(tableRoot.get(VFMODULE_INSTANCE_ID), instanceIdMap.get("vfModuleInstanceId")));
191 if ("volumeGroup".equals(requestScope) && instanceIdMap.get("volumeGroupInstanceId") != null) {
192 predicates.add(cb.equal(tableRoot.get(VOLUME_GROUP_INSTANCE_ID),
193 instanceIdMap.get("volumeGroupInstanceId")));
196 if ("network".equals(requestScope) && instanceIdMap.get("networkInstanceId") != null) {
198 .add(cb.equal(tableRoot.get(NETWORK_INSTANCE_ID), instanceIdMap.get("networkInstanceId")));
201 if (requestScope.equals("configuration") && instanceIdMap.get("configurationInstanceId") != null) {
202 predicates.add(cb.equal(tableRoot.get(CONFIGURATION_INSTANCE_ID),
203 instanceIdMap.get("configurationInstanceId")));
206 if (requestScope.equals(OPENV) && instanceIdMap.get("operationalEnvironmentId") != null) {
208 cb.equal(tableRoot.get(OPERATIONAL_ENV_ID), instanceIdMap.get("operationalEnvironmentId")));
212 if (!predicates.isEmpty()) {
213 predicates.add(tableRoot.get(REQUEST_STATUS)
214 .in(Arrays.asList("PENDING", "IN_PROGRESS", "TIMEOUT", "PENDING_MANUAL_TASK")));
216 final Order order = cb.desc(tableRoot.get(START_TIME));
218 final List<InfraActiveRequests> dupList = executeInfraQuery(crit, predicates, order);
220 if (dupList != null && !dupList.isEmpty()) {
221 infraActiveRequests = dupList.get(0);
225 return infraActiveRequests;
231 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#
232 * getOrchestrationFiltersFromInfraActive(java.util.Map)
235 public List<InfraActiveRequests> getOrchestrationFiltersFromInfraActive(
236 final Map<String, List<String>> orchestrationMap) {
238 final List<Predicate> predicates = new LinkedList<>();
239 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
240 final CriteriaQuery<InfraActiveRequests> crit = cb.createQuery(InfraActiveRequests.class);
241 final Root<InfraActiveRequests> tableRoot = crit.from(InfraActiveRequests.class);
242 for (final Map.Entry<String, List<String>> entry : orchestrationMap.entrySet()) {
243 String mapKey = entry.getKey();
244 if ("serviceInstanceId".equalsIgnoreCase(mapKey)) {
245 mapKey = "serviceInstanceId";
246 } else if ("serviceInstanceName".equalsIgnoreCase(mapKey)) {
247 mapKey = "serviceInstanceName";
248 } else if ("vnfInstanceId".equalsIgnoreCase(mapKey)) {
250 } else if ("vnfInstanceName".equalsIgnoreCase(mapKey)) {
252 } else if ("vfModuleInstanceId".equalsIgnoreCase(mapKey)) {
253 mapKey = "vfModuleId";
254 } else if ("vfModuleInstanceName".equalsIgnoreCase(mapKey)) {
255 mapKey = "vfModuleName";
256 } else if ("volumeGroupInstanceId".equalsIgnoreCase(mapKey)) {
257 mapKey = "volumeGroupId";
258 } else if ("volumeGroupInstanceName".equalsIgnoreCase(mapKey)) {
259 mapKey = "volumeGroupName";
260 } else if ("networkInstanceId".equalsIgnoreCase(mapKey)) {
261 mapKey = "networkId";
262 } else if ("networkInstanceName".equalsIgnoreCase(mapKey)) {
263 mapKey = "networkName";
264 } else if (mapKey.equalsIgnoreCase("configurationInstanceId")) {
265 mapKey = "configurationId";
266 } else if (mapKey.equalsIgnoreCase("configurationInstanceName")) {
267 mapKey = "configurationName";
268 } else if ("lcpCloudRegionId".equalsIgnoreCase(mapKey)) {
269 mapKey = "aicCloudRegion";
270 } else if ("tenantId".equalsIgnoreCase(mapKey)) {
272 } else if ("modelType".equalsIgnoreCase(mapKey)) {
273 mapKey = "requestScope";
274 } else if ("requestorId".equalsIgnoreCase(mapKey)) {
275 mapKey = "requestorId";
276 } else if ("requestExecutionDate".equalsIgnoreCase(mapKey)) {
277 mapKey = "startTime";
280 final String propertyValue = entry.getValue().get(1);
281 if ("startTime".equals(mapKey)) {
282 final SimpleDateFormat format = new SimpleDateFormat("MM-dd-yyyy");
284 final Date thisDate = format.parse(propertyValue);
285 final Timestamp minTime = new Timestamp(thisDate.getTime());
286 final Timestamp maxTime = new Timestamp(thisDate.getTime() + TimeUnit.DAYS.toMillis(1));
288 if ("DOES_NOT_EQUAL".equalsIgnoreCase(entry.getValue().get(0))) {
289 predicates.add(cb.or(cb.lessThan(tableRoot.get(mapKey), minTime),
290 cb.greaterThanOrEqualTo(tableRoot.get(mapKey), maxTime)));
292 predicates.add(cb.between(tableRoot.get(mapKey), minTime, maxTime));
294 } catch (final Exception e) {
295 logger.debug("Exception in getOrchestrationFiltersFromInfraActive(): {}", e.getMessage(), e);
298 } else if ("DOES_NOT_EQUAL".equalsIgnoreCase(entry.getValue().get(0))) {
299 predicates.add(cb.notEqual(tableRoot.get(mapKey), propertyValue));
301 predicates.add(cb.equal(tableRoot.get(mapKey), propertyValue));
306 final Order order = cb.asc(tableRoot.get(START_TIME));
308 return executeInfraQuery(crit, predicates, order);
311 // Added this method for Tenant Isolation project ( 1802-295491a) to query the mso_requests DB
312 // (infra_active_requests table) for operationalEnvId and OperationalEnvName
316 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#
317 * getCloudOrchestrationFiltersFromInfraActive(java.util.Map)
320 public List<InfraActiveRequests> getCloudOrchestrationFiltersFromInfraActive(
321 final Map<String, String> orchestrationMap) {
322 final List<Predicate> predicates = new LinkedList<>();
323 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
324 final CriteriaQuery<InfraActiveRequests> crit = cb.createQuery(InfraActiveRequests.class);
325 final Root<InfraActiveRequests> tableRoot = crit.from(InfraActiveRequests.class);
327 // Add criteria on OperationalEnvironment RequestScope when requestorId is only specified in
329 // as the same requestorId can also match on different API methods
330 final String resourceType = orchestrationMap.get("resourceType");
331 if (resourceType == null) {
332 predicates.add(cb.equal(tableRoot.get("requestScope"), OPENV));
335 for (final Map.Entry<String, String> entry : orchestrationMap.entrySet()) {
336 String mapKey = entry.getKey();
337 if (mapKey.equalsIgnoreCase("requestorId")) {
338 mapKey = "requestorId";
339 } else if (mapKey.equalsIgnoreCase("requestExecutionDate")) {
340 mapKey = "startTime";
341 } else if (mapKey.equalsIgnoreCase("operationalEnvironmentId")) {
342 mapKey = "operationalEnvId";
343 } else if (mapKey.equalsIgnoreCase("operationalEnvironmentName")) {
344 mapKey = "operationalEnvName";
345 } else if (mapKey.equalsIgnoreCase("resourceType")) {
346 mapKey = "requestScope";
349 final String propertyValue = entry.getValue();
350 if (mapKey.equals("startTime")) {
351 final SimpleDateFormat format = new SimpleDateFormat("MM-dd-yyyy");
353 final Date thisDate = format.parse(propertyValue);
354 final Timestamp minTime = new Timestamp(thisDate.getTime());
355 final Timestamp maxTime = new Timestamp(thisDate.getTime() + TimeUnit.DAYS.toMillis(1));
357 predicates.add(cb.between(tableRoot.get(mapKey), minTime, maxTime));
358 } catch (final Exception e) {
359 logger.debug("Exception in getCloudOrchestrationFiltersFromInfraActive(): {}", e.getMessage());
363 predicates.add(cb.equal(tableRoot.get(mapKey), propertyValue));
367 final Order order = cb.asc(tableRoot.get(START_TIME));
368 return executeInfraQuery(crit, predicates, order);
374 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#getRequestListFromInfraActive(java .lang.String,
375 * java.lang.String, java.lang.String)
378 public List<InfraActiveRequests> getRequestListFromInfraActive(final String queryAttributeName,
379 final String queryValue, final String requestType) {
380 logger.debug("Get list of infra requests from DB with {} = {}", queryAttributeName, queryValue);
384 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
385 final CriteriaQuery<InfraActiveRequests> crit = cb.createQuery(InfraActiveRequests.class);
386 final Root<InfraActiveRequests> candidateRoot = crit.from(InfraActiveRequests.class);
387 final Predicate isEqual = cb.equal(candidateRoot.get(queryAttributeName), queryValue);
388 final Predicate equalRequestType = cb.equal(candidateRoot.get(REQUEST_TYPE), requestType);
389 final Predicate isNull = cb.isNull(candidateRoot.get(REQUEST_TYPE));
390 final Predicate orClause = cb.or(equalRequestType, isNull);
391 final Order orderDesc = cb.desc(candidateRoot.get(START_TIME));
392 final Order orderAsc = cb.asc(candidateRoot.get(SOURCE));
393 crit.where(cb.and(isEqual, orClause)).orderBy(orderDesc, orderAsc);
395 final List<InfraActiveRequests> arList = entityManager.createQuery(crit).getResultList();
396 if (arList != null && !arList.isEmpty()) {
399 } catch (final Exception exception) {
400 logger.error("Unable to execute query", exception);
402 return Collections.emptyList();
409 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#getRequestFromInfraActive(java. lang.String,
413 public InfraActiveRequests getRequestFromInfraActive(final String requestId, final String requestType) {
414 logger.debug("Get infra request from DB with id {}", requestId);
416 final Query query = entityManager.createQuery(
417 "from InfraActiveRequests where (requestId = :requestId OR clientRequestId = :requestId) and requestType = :requestType");
418 query.setParameter(REQUEST_ID, requestId);
419 query.setParameter(REQUEST_TYPE, requestType);
420 return this.getSingleResult(query);
427 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#checkDuplicateByVnfName(java.lang. String,
428 * java.lang.String, java.lang.String)
431 public InfraActiveRequests checkDuplicateByVnfName(final String vnfName, final String action,
432 final String requestType) {
434 logger.debug("Get infra request from DB for VNF {} and action {} and requestType {}", vnfName, action,
437 InfraActiveRequests ar = null;
439 final Query query = entityManager.createQuery(
440 "from InfraActiveRequests where vnfName = :vnfName and action = :action and (requestStatus = 'PENDING' or requestStatus = 'IN_PROGRESS' or requestStatus = 'TIMEOUT' or requestStatus = 'PENDING_MANUAL_TASK') and requestType = :requestType ORDER BY startTime DESC");
441 query.setParameter("vnfName", vnfName);
442 query.setParameter("action", action);
443 query.setParameter(REQUEST_TYPE, requestType);
444 @SuppressWarnings("unchecked")
445 final List<InfraActiveRequests> results = query.getResultList();
446 if (!results.isEmpty()) {
456 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#checkDuplicateByVnfId(java.lang. String,
457 * java.lang.String, java.lang.String)
460 public InfraActiveRequests checkDuplicateByVnfId(final String vnfId, final String action,
461 final String requestType) {
463 logger.debug("Get list of infra requests from DB for VNF {} and action {}", vnfId, action);
465 InfraActiveRequests ar = null;
467 final Query query = entityManager.createQuery(
468 "from InfraActiveRequests where vnfId = :vnfId and action = :action and (requestStatus = 'PENDING' or requestStatus = 'IN_PROGRESS' or requestStatus = 'TIMEOUT' or requestStatus = 'PENDING_MANUAL_TASK') and requestType = :requestType ORDER BY startTime DESC");
469 query.setParameter("vnfId", vnfId);
470 query.setParameter("action", action);
471 query.setParameter(REQUEST_TYPE, requestType);
472 @SuppressWarnings("unchecked")
473 final List<InfraActiveRequests> results = query.getResultList();
474 if (!results.isEmpty()) {
484 * @see org.onap.so.requestsdb.InfraActiveRequestsRepositoryCustom#checkVnfIdStatus(java.lang.String)
487 public InfraActiveRequests checkVnfIdStatus(final String operationalEnvironmentId) {
488 logger.debug("Get Infra request from DB for OperationalEnvironmentId {}", operationalEnvironmentId);
490 InfraActiveRequests ar = null;
492 final CriteriaBuilder cb = entityManager.getCriteriaBuilder();
493 final CriteriaQuery<InfraActiveRequests> crit = cb.createQuery(InfraActiveRequests.class);
494 final Root<InfraActiveRequests> candidateRoot = crit.from(InfraActiveRequests.class);
495 final Predicate operationalEnvEq = cb.equal(candidateRoot.get("operationalEnvId"), operationalEnvironmentId);
496 final Predicate requestStatusNotEq = cb.notEqual(candidateRoot.get(REQUEST_STATUS), "COMPLETE");
497 final Predicate actionEq = cb.equal(candidateRoot.get("action"), "create");
498 final Order startTimeOrder = cb.desc(candidateRoot.get("startTime"));
499 crit.select(candidateRoot);
500 crit.where(cb.and(operationalEnvEq, requestStatusNotEq, actionEq));
501 crit.orderBy(startTimeOrder);
502 final TypedQuery<InfraActiveRequests> query = entityManager.createQuery(crit);
503 final List<InfraActiveRequests> results = query.getResultList();
504 if (!results.isEmpty()) {
511 protected <T> T getSingleResult(final Query query) {
512 query.setMaxResults(1);
513 final List<T> list = query.getResultList();
514 if (list == null || list.isEmpty()) {
516 } else if (list.size() == 1) {
519 throw new NonUniqueResultException();
525 public List<InfraActiveRequests> getInfraActiveRequests(final Map<String, String[]> filters, final long startTime,
526 final long endTime, final Integer maxResult) {
527 if (filters == null) {
528 return Collections.emptyList();
531 final CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
533 final CriteriaQuery<InfraActiveRequests> criteriaQuery =
534 criteriaBuilder.createQuery(InfraActiveRequests.class);
535 final Root<InfraActiveRequests> tableRoot = criteriaQuery.from(InfraActiveRequests.class);
536 final List<Predicate> predicates = getPredicates(filters, criteriaBuilder, tableRoot);
538 final Timestamp minTime = new Timestamp(startTime);
539 final Timestamp maxTime = new Timestamp(endTime);
540 final Predicate basePredicate = criteriaBuilder.and(predicates.toArray(new Predicate[predicates.size()]));
541 final Predicate additionalPredicate =
542 criteriaBuilder.and(criteriaBuilder.greaterThanOrEqualTo(tableRoot.get(START_TIME), minTime),
543 criteriaBuilder.or(tableRoot.get(END_TIME).isNull(),
544 criteriaBuilder.lessThanOrEqualTo(tableRoot.get(END_TIME), maxTime)));
546 criteriaQuery.where(criteriaBuilder.and(basePredicate, additionalPredicate));
547 if (maxResult != null) {
548 return entityManager.createQuery(criteriaQuery).setMaxResults(maxResult).getResultList();
550 return entityManager.createQuery(criteriaQuery).getResultList();
551 } catch (final Exception exception) {
552 logger.error("Unable to execute query using filters: {}", filters, exception);
553 return Collections.emptyList();
557 protected List<Predicate> getPredicates(final Map<String, String[]> filters, final CriteriaBuilder criteriaBuilder,
558 final Root<InfraActiveRequests> tableRoot) {
559 final List<Predicate> predicates = new LinkedList<>();
560 for (final Entry<String, String[]> entry : filters.entrySet()) {
561 final String[] params = entry.getValue();
562 if (VALID_COLUMNS.contains(entry.getKey()) && params.length == 2) {
563 final QueryOperationType operationType = QueryOperationType.getQueryOperationType(params[0]);
564 final Predicate predicate =
565 operationType.getPredicate(criteriaBuilder, tableRoot, entry.getKey(), params[1]);
566 predicates.add(predicate);