2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019, 2023 Nordix Foundation.
4 * Modifications Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
5 * ================================================================================
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 * SPDX-License-Identifier: Apache-2.0
19 * ============LICENSE_END=========================================================
22 package org.onap.policy.models.base;
24 import java.io.Serial;
25 import java.util.List;
26 import lombok.EqualsAndHashCode;
28 import lombok.NonNull;
29 import lombok.ToString;
30 import org.onap.policy.common.parameters.annotations.NotNull;
31 import org.onap.policy.common.utils.validation.Assertions;
32 import org.onap.policy.models.base.validation.annotations.VerifyKey;
35 * This class records a usage of a key in the system. When the list of keys being used by a concept
36 * is built using the getKeys() method of the {@link PfConcept} class, an instance of this class is
37 * created for every key occurrence. The list of keys returned by the getKeys() method is a list of
38 * {@link PfKeyUse} objects.
40 * <p>Validation checks that each key is valid.
42 @EqualsAndHashCode(callSuper = false)
44 public class PfKeyUse extends PfKey {
46 private static final long serialVersionUID = 2007147220109881705L;
51 private PfKey usedKey;
54 * The Default Constructor creates this concept with a null key.
57 this(new PfConceptKey());
61 * This constructor creates an instance of this class, and holds a reference to a used key.
63 * @param usedKey a used key
65 public PfKeyUse(@NonNull final PfKey usedKey) {
66 this.usedKey = usedKey;
72 * @param copyConcept the concept to copy from
74 public PfKeyUse(@NonNull final PfKeyUse copyConcept) {
76 this.usedKey = PfUtils.makeCopy(copyConcept.usedKey);
80 public PfKey getKey() {
85 public List<PfKey> getKeys() {
86 return usedKey.getKeys();
90 public String getId() {
91 return usedKey.getId();
95 public boolean isNullKey() {
96 return usedKey.isNullKey();
104 public void setKey(@NonNull final PfKey key) {
109 public PfKey.Compatibility getCompatibility(@NonNull final PfKey otherKey) {
110 return usedKey.getCompatibility(otherKey);
114 public boolean isCompatible(@NonNull final PfKey otherKey) {
115 return usedKey.isCompatible(otherKey);
119 public boolean isNewerThan(@NonNull final PfKey otherKey) {
120 return usedKey.isCompatible(otherKey);
124 public int getMajorVersion() {
125 return usedKey.getMajorVersion();
129 public int getMinorVersion() {
130 return usedKey.getMinorVersion();
134 public int getPatchVersion() {
135 return usedKey.getPatchVersion();
139 public void clean() {
144 public int compareTo(@NonNull final PfConcept otherObj) {
145 Assertions.argumentNotNull(otherObj, "comparison object may not be null");
147 if (this == otherObj) {
150 if (getClass() != otherObj.getClass()) {
151 return getClass().getName().compareTo(otherObj.getClass().getName());
154 final PfKeyUse other = (PfKeyUse) otherObj;
156 return usedKey.compareTo(other.usedKey);