2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019 Nordix Foundation.
4 * ================================================================================
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 * SPDX-License-Identifier: Apache-2.0
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.models.pdp.concepts;
23 import java.util.List;
24 import java.util.stream.Collectors;
26 import lombok.Builder;
28 import lombok.NonNull;
30 import org.apache.commons.lang3.ObjectUtils;
31 import org.onap.policy.models.base.PfObjectFilter;
32 import org.onap.policy.models.pdp.enums.PdpState;
33 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyIdentifier;
34 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyTypeIdentifier;
37 * Filter class for searches for {@link PdpGroup} instances. If any fields are null, they are ignored.
39 * @author Liam Fallon (liam.fallon@est.tech)
43 public class PdpGroupFilter implements PfObjectFilter<PdpGroup> {
44 public static final String LATEST_VERSION = "LATEST";
49 // Regular Expression, set to to get the latest version
50 private String version;
52 private PdpState groupState;
55 private String pdpType;
57 // Set regular expressions on fields to match policy type names and versions
58 private ToscaPolicyTypeIdentifier policyType;
60 // Set regular expressions on fields to match policy names and versions
61 private ToscaPolicyIdentifier policy;
63 private PdpState pdpState;
66 public List<PdpGroup> filter(@NonNull final List<PdpGroup> originalList) {
69 List<PdpGroup> returnList = originalList.stream()
70 .filter(p -> filterString(p.getName(), name))
71 .filter(p -> (version != null && LATEST_VERSION.equals(version))
72 || filterString(p.getVersion(), version))
73 .filter(p -> groupState == null || ObjectUtils.compare(p.getPdpGroupState(), groupState) == 0)
74 .filter(p -> filterOnPdpType(p, pdpType))
75 .filter(p -> filterOnPolicyType(p, policyType))
76 .filter(p -> filterOnPolicy(p, policy))
77 .filter(p -> filterOnPdpState(p, pdpState))
78 .collect(Collectors.toList());
81 if (LATEST_VERSION.equals(version)) {
82 returnList = this.latestVersionFilter(returnList);
89 * Filter PDP groups on PDP type.
91 * @param pdpGroup the PDP group to check
92 * @param pdpType the PDP type to check for
93 * @return true if the filter should let this PDP group through
95 private boolean filterOnPdpType(final PdpGroup pdpGroup, final String pdpType) {
96 if (pdpType == null) {
100 for (PdpSubGroup pdpSubGroup: pdpGroup.getPdpSubgroups()) {
101 if (pdpSubGroup.getPdpType().equals(pdpType)) {
110 * Filter PDP groups on policy type.
112 * @param pdpGroup the PDP group to check
113 * @param policyTypeFilter the policy type regular expressions to check for
114 * @return true if the filter should let this PDP group through
116 private boolean filterOnPolicyType(final PdpGroup pdpGroup, final ToscaPolicyTypeIdentifier policyTypeFiler) {
117 if (policyTypeFiler == null) {
121 for (PdpSubGroup pdpSubGroup: pdpGroup.getPdpSubgroups()) {
122 for (ToscaPolicyTypeIdentifier foundPolicyType : pdpSubGroup.getSupportedPolicyTypes()) {
123 if (foundPolicyType.getName().matches(policyTypeFiler.getName())
124 && foundPolicyType.getVersion().matches(policyTypeFiler.getVersion())) {
134 * Filter PDP groups on policy.
136 * @param pdpGroup the PDP group to check
137 * @param policyFilter the policy regular expressions to check for
138 * @return true if the filter should let this PDP group through
140 private boolean filterOnPolicy(final PdpGroup pdpGroup, final ToscaPolicyIdentifier policyFiler) {
141 if (policyFiler == null) {
145 for (PdpSubGroup pdpSubGroup: pdpGroup.getPdpSubgroups()) {
146 for (ToscaPolicyIdentifier foundPolicy : pdpSubGroup.getPolicies()) {
147 if (foundPolicy.getName().matches(policyFiler.getName())
148 && foundPolicy.getVersion().matches(policyFiler.getVersion())) {
158 * Filter PDP groups on PDP state.
160 * @param pdpGroup the PDP group to check
161 * @param policyFilter the policy regular expressions to check for
162 * @return true if the filter should let this PDP group through
164 private boolean filterOnPdpState(final PdpGroup pdpGroup, final PdpState pdpState) {
165 if (pdpState == null) {
169 for (PdpSubGroup pdpSubGroup: pdpGroup.getPdpSubgroups()) {
170 for (Pdp pdp : pdpSubGroup.getPdpInstances()) {
171 if (pdpState.equals(pdp.getPdpState())) {