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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2022 Bell Canada. All rights reserved.
* Modifications Copyright (C) 2023 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.pap.main.service;
import jakarta.ws.rs.core.Response;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
import lombok.NonNull;
import lombok.RequiredArgsConstructor;
import org.onap.policy.common.parameters.BeanValidationResult;
import org.onap.policy.models.base.PfModelRuntimeException;
import org.onap.policy.models.pdp.concepts.PdpPolicyStatus;
import org.onap.policy.models.pdp.persistence.concepts.JpaPdpPolicyStatus;
import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifierOptVersion;
import org.onap.policy.pap.main.repository.PolicyStatusRepository;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
@Service
@Transactional
@RequiredArgsConstructor
public class PolicyStatusService {
private final PolicyStatusRepository policyStatusRepository;
/**
* Gets all status for policies in a group.
*
* @param pdpGroup the group's name
* @return the policy status list found
*/
public List<PdpPolicyStatus> getGroupPolicyStatus(@NonNull String pdpGroup) {
return asPolicyStatusList(policyStatusRepository.findByPdpGroup(pdpGroup));
}
/**
* Gets all status for policies.
*
* @return the policy status list found
*/
public List<PdpPolicyStatus> getAllPolicyStatus() {
return asPolicyStatusList(policyStatusRepository.findAll());
}
/**
* Gets all status for a policy.
*
* @param policy the policy
* @return the policy status list found
*/
public List<PdpPolicyStatus> getAllPolicyStatus(@NonNull ToscaConceptIdentifierOptVersion policy) {
if (policy.getVersion() != null) {
return asPolicyStatusList(policyStatusRepository
.findByKeyParentKeyNameAndKeyParentKeyVersion(policy.getName(), policy.getVersion()));
} else {
return asPolicyStatusList(policyStatusRepository.findByKeyParentKeyName(policy.getName()));
}
}
/**
* Gets all status for a policy in a group.
*
* @param pdpGroup the group's name
* @param policy the policy
* @return the policy status list found
*/
public List<PdpPolicyStatus> getAllPolicyStatus(@NonNull String pdpGroup,
@NonNull ToscaConceptIdentifierOptVersion policy) {
if (policy.getVersion() != null) {
return asPolicyStatusList(policyStatusRepository.findByPdpGroupAndKeyParentKeyNameAndKeyParentKeyVersion(
pdpGroup, policy.getName(), policy.getVersion()));
} else {
return asPolicyStatusList(
policyStatusRepository.findByPdpGroupAndKeyParentKeyName(pdpGroup, policy.getName()));
}
}
/**
* Creates, updates, and deletes collections of policy status.
*
* @param createObjs the objects to create
* @param updateObjs the objects to update
* @param deleteObjs the objects to delete
*/
public void cudPolicyStatus(Collection<PdpPolicyStatus> createObjs, Collection<PdpPolicyStatus> updateObjs,
Collection<PdpPolicyStatus> deleteObjs) {
try {
policyStatusRepository.deleteAll(fromAuthorativeStatus(deleteObjs, "deletePdpPolicyStatusList"));
policyStatusRepository.saveAll(fromAuthorativeStatus(createObjs, "createPdpPolicyStatusList"));
policyStatusRepository.saveAll(fromAuthorativeStatus(updateObjs, "updatePdpPolicyStatusList"));
} catch (Exception exc) {
throw new PfModelRuntimeException(Response.Status.BAD_REQUEST,
"Policy status operation failed." + exc.getMessage(), exc);
}
}
/**
* Converts a collection of authorative policy status to a collection of JPA policy
* status. Validates the resulting list.
*
* @param objs authorative policy status to convert
* @param fieldName name of the field containing the collection
* @return a list of JPA policy status
*/
private List<JpaPdpPolicyStatus> fromAuthorativeStatus(Collection<PdpPolicyStatus> objs, String fieldName) {
if (objs == null) {
return Collections.emptyList();
}
List<JpaPdpPolicyStatus> jpas = objs.stream().map(JpaPdpPolicyStatus::new).collect(Collectors.toList());
// validate the objects
var result = new BeanValidationResult(fieldName, jpas);
var count = 0;
for (JpaPdpPolicyStatus jpa : jpas) {
result.addResult(jpa.validate(String.valueOf(count++)));
}
if (!result.isValid()) {
throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, result.getResult());
}
return jpas;
}
private List<PdpPolicyStatus> asPolicyStatusList(List<JpaPdpPolicyStatus> jpaPdpPolicyStatusList) {
return jpaPdpPolicyStatusList.stream().map(JpaPdpPolicyStatus::toAuthorative).collect(Collectors.toList());
}
}
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