com.thinkbiganalytics.metadata.jpa.sla.JpaServiceLevelAssessmentProvider Maven / Gradle / Ivy
/**
*
*/
package com.thinkbiganalytics.metadata.jpa.sla;
/*-
* #%L
* thinkbig-operational-metadata-jpa
* %%
* Copyright (C) 2017 ThinkBig Analytics
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* #L%
*/
import com.google.common.collect.ImmutableMap;
import com.querydsl.core.BooleanBuilder;
import com.querydsl.core.types.ConstantImpl;
import com.querydsl.core.types.ExpressionUtils;
import com.thinkbiganalytics.metadata.jpa.feed.FeedAclIndexQueryAugmentor;
import com.thinkbiganalytics.metadata.jpa.feed.QJpaOpsManagerFeed;
import com.thinkbiganalytics.metadata.jpa.support.CommonFilterTranslations;
import com.thinkbiganalytics.metadata.jpa.support.GenericQueryDslFilter;
import com.thinkbiganalytics.metadata.jpa.support.QueryDslFetchJoin;
import com.thinkbiganalytics.metadata.jpa.support.QueryDslPagingSupport;
import com.thinkbiganalytics.metadata.sla.api.ServiceLevelAgreement;
import com.thinkbiganalytics.metadata.sla.api.ServiceLevelAssessment;
import com.thinkbiganalytics.metadata.sla.spi.ServiceLevelAgreementProvider;
import com.thinkbiganalytics.metadata.sla.spi.ServiceLevelAssessmentProvider;
import com.thinkbiganalytics.security.AccessController;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;
import java.io.Serializable;
import java.util.List;
import javax.inject.Inject;
/**
* Provider accessing the {@link JpaServiceLevelAssessment}
*/
@Service
public class JpaServiceLevelAssessmentProvider extends QueryDslPagingSupport implements ServiceLevelAssessmentProvider {
private static final Logger log = LoggerFactory.getLogger(JpaServiceLevelAssessmentProvider.class);
private JpaServiceLevelAssessmentRepository serviceLevelAssessmentRepository;
private JpaServiceLevelAgreementDescriptionRepository serviceLevelAgreementDescriptionRepository;
@Inject
private ServiceLevelAgreementProvider slaProvider;
@Inject
private AccessController accessController;
public static final ImmutableMap slaAssessmentFilters =
new ImmutableMap.Builder()
.put("sla", "serviceLevelAgreementDescription.name")
.put("slaId", "serviceLevelAgreementDescription.slaId.uuid")
.put("slaDescription", "serviceLevelAgreementDescription.description")
.put("assessmentId", "id.uuid")
.put("result", "result").build();
@Autowired
public JpaServiceLevelAssessmentProvider(JpaServiceLevelAssessmentRepository serviceLevelAssessmentRepository,
JpaServiceLevelAgreementDescriptionRepository serviceLevelAgreementDescriptionRepository) {
super(JpaServiceLevelAssessment.class);
this.serviceLevelAssessmentRepository = serviceLevelAssessmentRepository;
this.serviceLevelAgreementDescriptionRepository = serviceLevelAgreementDescriptionRepository;
CommonFilterTranslations.addFilterTranslations(QJpaServiceLevelAssessment.class, slaAssessmentFilters);
}
public ServiceLevelAssessment.ID resolveId(Serializable ser) {
if (ser instanceof JpaServiceLevelAssessment.ID) {
return (JpaServiceLevelAssessment.ID) ser;
} else {
return new JpaServiceLevelAssessment.SlaAssessmentId(ser);
}
}
/**
* save an sla assessment to the database
*
* @param assessment the assessment to save
* @return the saved assessment
*/
public ServiceLevelAssessment save(ServiceLevelAssessment assessment) {
return this.serviceLevelAssessmentRepository.save((JpaServiceLevelAssessment) assessment);
}
/**
* Find all SLA assessments
*
* @return find all the SLA assessments
*/
@Override
public List getAssessments() {
return serviceLevelAssessmentRepository.findAll();
}
/**
* find the latest assessment
*
* @param slaId the service level agreement id
* @return the latest assessment for the sla
*/
public ServiceLevelAssessment findLatestAssessment(ServiceLevelAgreement.ID slaId) {
ServiceLevelAgreementDescriptionId jpaId = null;
if (slaId instanceof ServiceLevelAgreementDescriptionId) {
jpaId = (ServiceLevelAgreementDescriptionId) slaId;
} else {
jpaId = new ServiceLevelAgreementDescriptionId(slaId.toString());
}
List latestAssessments = serviceLevelAssessmentRepository.findLatestAssessments(jpaId);
if (latestAssessments != null) {
JpaServiceLevelAssessment jpaServiceLevelAssessment = (JpaServiceLevelAssessment) latestAssessments.get(0);
ensureServiceLevelAgreementOnAssessment(jpaServiceLevelAssessment);
return jpaServiceLevelAssessment;
}
return null;
}
/**
* Find the latest SLA that doesn't match the incoming {@code assessmentId}
*
* @param slaId the id to reference
* @param assessmentId the assessment id to cehck
* @return the latest SLA that doesn't match the incoming {@code assessmentId}
*/
@Override
public ServiceLevelAssessment findLatestAssessmentNotEqualTo(ServiceLevelAgreement.ID slaId, ServiceLevelAssessment.ID assessmentId) {
if (assessmentId != null) {
ServiceLevelAgreementDescriptionId jpaId = null;
if (!(slaId instanceof ServiceLevelAgreementDescriptionId)) {
jpaId = new ServiceLevelAgreementDescriptionId(slaId.toString());
} else {
jpaId = (ServiceLevelAgreementDescriptionId) slaId;
}
List latestAssessments = serviceLevelAssessmentRepository.findLatestAssessmentsNotEqualTo(jpaId, assessmentId);
if (latestAssessments != null && !latestAssessments.isEmpty()) {
return latestAssessments.get(0);
} else {
return null;
}
} else {
return findLatestAssessment(slaId);
}
}
/**
* Find a ServiceLevelAssessment by its id
*
* @param id the id of the sla assessment
* @return the matching ServiceLevelAssement
*/
@Override
public ServiceLevelAssessment findServiceLevelAssessment(ServiceLevelAssessment.ID id) {
if (accessController.isEntityAccessControlled()) {
return serviceLevelAssessmentRepository.findAssessmentWithAcl(id);
} else {
return serviceLevelAssessmentRepository.findAssessmentWithoutAcl(id);
}
}
/**
* Makes sure the Service Level Assessment object has its respective SLA attached to it for reference lookups
*
* @param assessment the assessment to check and ensure it has its SLA attached
* @return {@code true} if it was able to attach the SLA to the assessment, {@code false} if it was not about to attach and find the SLA
*/
public boolean ensureServiceLevelAgreementOnAssessment(ServiceLevelAssessment assessment) {
if (assessment != null && assessment.getAgreement() != null) {
return true;
}
if (assessment.getAgreement() == null && assessment.getServiceLevelAgreementId() != null) {
ServiceLevelAgreement agreement = slaProvider.getAgreement(slaProvider.resolve(assessment.getServiceLevelAgreementId().toString()));
((JpaServiceLevelAssessment) assessment).setAgreement(agreement);
}
return assessment != null && assessment.getAgreement() != null;
}
@Override
public Page findAll(String filter, Pageable pageable) {
QJpaServiceLevelAssessment serviceLevelAssessment = QJpaServiceLevelAssessment.jpaServiceLevelAssessment;
pageable = CommonFilterTranslations.resolveSortFilters(serviceLevelAssessment, pageable);
QJpaObligationAssessment obligationAssessment = new QJpaObligationAssessment("obligationAssessment");
QJpaMetricAssessment metricAssessment = new QJpaMetricAssessment("metricAssessment");
QJpaServiceLevelAgreementDescription serviceLevelAgreementDescription = new QJpaServiceLevelAgreementDescription("slaDescription");
QJpaOpsManagerFeed feed = new QJpaOpsManagerFeed("feed");
BooleanBuilder assessmentPredicate = GenericQueryDslFilter.buildFilter(serviceLevelAssessment, filter);
BooleanBuilder feedPredicate = GenericQueryDslFilter.buildFilter(feed, filter);
boolean invalidQuery = false;
//if there is not predicate found for the supplied 'filter' then fail the query
if (StringUtils.isNotBlank(filter) && (!assessmentPredicate.hasValue() && !feedPredicate.hasValue())) {
invalidQuery = true;
}
BooleanBuilder predicate = assessmentPredicate.and(feedPredicate);
if (invalidQuery) {
predicate.and(ExpressionUtils.eq(ConstantImpl.create("1"), ConstantImpl.create("2")));
}
predicate.and(feed.isNull().or(feed.isNotNull().and(FeedAclIndexQueryAugmentor.generateExistsExpression(feed.id, accessController.isEntityAccessControlled()))));
return findAllWithFetch(serviceLevelAssessment,
predicate,
true,
pageable,
QueryDslFetchJoin.innerJoin(serviceLevelAssessment.serviceLevelAgreementDescription, serviceLevelAgreementDescription),
QueryDslFetchJoin.leftJoin(serviceLevelAgreementDescription.feeds, feed),
QueryDslFetchJoin.leftJoin(serviceLevelAssessment.obligationAssessments, obligationAssessment),
QueryDslFetchJoin.leftJoin(obligationAssessment.metricAssessments, metricAssessment));
}
}
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