2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
19 * SPDX-License-Identifier: Apache-2.0
20 * ============LICENSE_END=========================================================
23 package org.onap.policy.api.main.rest.provider;
25 import java.util.ArrayList;
26 import java.util.List;
27 import javax.ws.rs.core.Response;
28 import org.onap.policy.models.base.PfModelException;
29 import org.onap.policy.models.pdp.concepts.PdpGroup;
30 import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
31 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
32 import org.onap.policy.models.tosca.legacy.concepts.LegacyOperationalPolicy;
35 * Class to provide all kinds of legacy operational policy operations.
37 * @author Chenfei Gao (cgao@research.att.com)
39 public class LegacyOperationalPolicyProvider extends CommonModelProvider {
41 private static final String INVALID_POLICY_VERSION = "legacy policy version is not an integer";
45 * Default constructor.
47 public LegacyOperationalPolicyProvider() throws PfModelException {
52 * Retrieves a list of operational policies matching specified ID and version.
54 * @param policyId the ID of policy
55 * @param policyVersion the version of policy
57 * @return the LegacyOperationalPolicy object
59 public LegacyOperationalPolicy fetchOperationalPolicy(String policyId, String policyVersion)
60 throws PfModelException {
62 if (policyVersion != null) {
63 validNumber(policyVersion, INVALID_POLICY_VERSION);
65 return modelsProvider.getOperationalPolicy(policyId, policyVersion);
69 * Creates a new operational policy.
71 * @param body the entity body of policy
73 * @return the LegacyOperationalPolicy object
75 public LegacyOperationalPolicy createOperationalPolicy(LegacyOperationalPolicy body) throws PfModelException {
77 return modelsProvider.createOperationalPolicy(body);
81 * Deletes the operational policies matching specified ID and version.
83 * @param policyId the ID of policy
84 * @param policyVersion the version of policy
86 * @return the LegacyOperationalPolicy object
88 public LegacyOperationalPolicy deleteOperationalPolicy(String policyId, String policyVersion)
89 throws PfModelException {
91 validNumber(policyVersion, INVALID_POLICY_VERSION);
92 validateDeleteEligibility(policyId, policyVersion);
94 return modelsProvider.deleteOperationalPolicy(policyId, policyVersion);
98 * Validates whether specified policy can be deleted based on the rule that deployed policy cannot be deleted.
100 * @param policyId the ID of policy
101 * @param policyVersion the version of policy
103 * @throws PfModelException the PfModel parsing exception
105 private void validateDeleteEligibility(String policyId, String policyVersion) throws PfModelException {
107 List<ToscaPolicyIdentifier> policies = new ArrayList<>();
108 policies.add(new ToscaPolicyIdentifier(policyId, policyVersion));
109 PdpGroupFilter pdpGroupFilter = PdpGroupFilter.builder().policyList(policies).build();
111 List<PdpGroup> pdpGroups = modelsProvider.getFilteredPdpGroups(pdpGroupFilter);
113 if (!pdpGroups.isEmpty()) {
114 throw new PfModelException(Response.Status.CONFLICT,
115 constructDeletePolicyViolationMessage(policyId, policyVersion, pdpGroups));