2 * ============LICENSE_START=======================================================
3 * Copyright (C) 2019-2020 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.tosca.utils;
23 import java.util.Collection;
25 import java.util.function.Function;
27 import javax.ws.rs.core.Response;
29 import lombok.NonNull;
31 import org.apache.commons.collections4.CollectionUtils;
32 import org.onap.policy.models.base.PfConcept;
33 import org.onap.policy.models.base.PfConceptContainer;
34 import org.onap.policy.models.base.PfConceptKey;
35 import org.onap.policy.models.base.PfKey;
36 import org.onap.policy.models.base.PfModelRuntimeException;
37 import org.onap.policy.models.base.PfNameVersion;
38 import org.onap.policy.models.base.PfValidationMessage;
39 import org.onap.policy.models.base.PfValidationResult;
40 import org.onap.policy.models.base.PfValidationResult.ValidationResult;
41 import org.onap.policy.models.tosca.authorative.concepts.ToscaEntity;
42 import org.onap.policy.models.tosca.simple.concepts.JpaToscaEntityType;
43 import org.onap.policy.models.tosca.simple.concepts.JpaToscaServiceTemplate;
46 * Utility class for TOSCA concepts.
48 * @author Liam Fallon (liam.fallon@est.tech)
50 public final class ToscaUtils {
51 private static final String ROOT_KEY_NAME_SUFFIX = ".Root";
54 private static final Set<PfConceptKey> PREDEFINED_TOSCA_DATA_TYPES = Set.of(
55 new PfConceptKey("string", PfKey.NULL_KEY_VERSION),
56 new PfConceptKey("integer", PfKey.NULL_KEY_VERSION),
57 new PfConceptKey("float", PfKey.NULL_KEY_VERSION),
58 new PfConceptKey("boolean", PfKey.NULL_KEY_VERSION),
59 new PfConceptKey("timestamp", PfKey.NULL_KEY_VERSION),
60 new PfConceptKey("null", PfKey.NULL_KEY_VERSION),
61 new PfConceptKey("list", PfKey.NULL_KEY_VERSION),
62 new PfConceptKey("map", PfKey.NULL_KEY_VERSION)
67 * Private constructor to prevent subclassing.
69 private ToscaUtils() {
70 // Private constructor to prevent subclassing
74 * Get the predefined policy types.
76 * @return the predefined policy types
78 public static Collection<PfConceptKey> getPredefinedDataTypes() {
79 return PREDEFINED_TOSCA_DATA_TYPES;
83 * Assert that data types have been specified correctly.
85 * @param serviceTemplate the service template containing data types to be checked
87 public static void assertDataTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
88 assertExist(serviceTemplate, ToscaUtils::checkDataTypesExist);
92 * Assert that policy types have been specified correctly.
94 * @param serviceTemplate the service template containing policy types to be checked
96 public static void assertPolicyTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
97 assertExist(serviceTemplate, ToscaUtils::checkPolicyTypesExist);
101 * Assert that policies have been specified correctly.
103 * @param serviceTemplate the service template containing policy types to be checked
105 public static void assertPoliciesExist(final JpaToscaServiceTemplate serviceTemplate) {
106 assertExist(serviceTemplate, ToscaUtils::checkPoliciesExist);
110 * Check that data types have been specified correctly.
112 * @param serviceTemplate the service template containing data types to be checked
114 public static boolean doDataTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
115 return doExist(serviceTemplate, ToscaUtils::checkDataTypesExist);
119 * Check that policy types have been specified correctly.
121 * @param serviceTemplate the service template containing policy types to be checked
123 public static boolean doPolicyTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
124 return doExist(serviceTemplate, ToscaUtils::checkPolicyTypesExist);
128 * Check that policies have been specified correctly.
130 * @param serviceTemplate the service template containing policy types to be checked
132 public static boolean doPoliciesExist(final JpaToscaServiceTemplate serviceTemplate) {
134 return doExist(serviceTemplate, ToscaUtils::checkPoliciesExist);
138 * Assert that something have been specified correctly.
140 * @param serviceTemplate the service template containing policy types to be checked
142 public static void assertExist(final JpaToscaServiceTemplate serviceTemplate,
143 final Function<JpaToscaServiceTemplate, String> checkerFunction) {
144 String message = checkerFunction.apply(serviceTemplate);
145 if (message != null) {
146 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, message);
151 * Check that something have been specified correctly.
153 * @param serviceTemplate the service template containing policy types to be checked
155 public static boolean doExist(final JpaToscaServiceTemplate serviceTemplate,
156 final Function<JpaToscaServiceTemplate, String> checkerFunction) {
157 return checkerFunction.apply(serviceTemplate) == null;
161 * Check if data types have been specified correctly.
163 public static String checkDataTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
164 if (serviceTemplate.getDataTypes() == null) {
165 return "no data types specified on service template";
168 if (serviceTemplate.getDataTypes().getConceptMap().isEmpty()) {
169 return "list of data types specified on service template is empty";
176 * Check if policy types have been specified correctly.
178 public static String checkPolicyTypesExist(final JpaToscaServiceTemplate serviceTemplate) {
179 if (serviceTemplate.getPolicyTypes() == null) {
180 return "no policy types specified on service template";
183 if (serviceTemplate.getPolicyTypes().getConceptMap().isEmpty()) {
184 return "list of policy types specified on service template is empty";
191 * Check if policies have been specified correctly.
193 public static String checkPoliciesExist(final JpaToscaServiceTemplate serviceTemplate) {
194 if (serviceTemplate.getTopologyTemplate() == null) {
195 return "topology template not specified on service template";
198 if (serviceTemplate.getTopologyTemplate().getPolicies() == null) {
199 return "no policies specified on topology template of service template";
202 if (serviceTemplate.getTopologyTemplate().getPolicies().getConceptMap().isEmpty()) {
203 return "list of policies specified on topology template of service template is empty";
210 * Find all the ancestors of an entity type.
212 * @param entityTypes the set of entity types that exist
213 * @param entityType the entity type for which to get the parents
214 * @param result the result of the ancestor search with any warnings or errors
215 * @return the entity set containing the ancestors of the incoming entity
217 public static Collection<JpaToscaEntityType<ToscaEntity>> getEntityTypeAncestors(
218 @NonNull PfConceptContainer<? extends PfConcept, ? extends PfNameVersion> entityTypes,
219 @NonNull JpaToscaEntityType<?> entityType, @NonNull final PfValidationResult result) {
221 PfConceptKey parentEntityTypeKey = entityType.getDerivedFrom();
222 if (parentEntityTypeKey == null || parentEntityTypeKey.getName().endsWith(ROOT_KEY_NAME_SUFFIX)) {
223 return CollectionUtils.emptyCollection();
226 @SuppressWarnings("unchecked")
227 Set<JpaToscaEntityType<ToscaEntity>> ancestorEntitySet = (Set<JpaToscaEntityType<ToscaEntity>>) entityTypes
228 .getAll(parentEntityTypeKey.getName(), parentEntityTypeKey.getVersion());
230 if (ancestorEntitySet.isEmpty()) {
231 result.addValidationMessage(new PfValidationMessage(entityType.getKey(), ToscaUtils.class,
232 ValidationResult.INVALID, "parent " + parentEntityTypeKey.getId() + " of entity not found"));
234 for (JpaToscaEntityType<?> filteredEntityType : ancestorEntitySet) {
235 ancestorEntitySet.addAll(getEntityTypeAncestors(entityTypes, filteredEntityType, result));
238 return ancestorEntitySet;
242 * Get the entity tree from a concept container for a given entity key.
244 * @param entityTypes the concept container containing entity types
245 * @param searchKey the key to search for
247 public static void getEntityTree(
248 @NonNull final PfConceptContainer<? extends PfConcept, ? extends PfNameVersion> entityTypes,
249 @NonNull final PfConceptKey searchKey) {
251 PfValidationResult result = new PfValidationResult();
253 @SuppressWarnings("unchecked")
254 Set<JpaToscaEntityType<?>> filteredEntitySet =
255 (Set<JpaToscaEntityType<?>>) entityTypes.getAll(searchKey.getName(), searchKey.getVersion());
256 for (JpaToscaEntityType<?> filteredEntityType : filteredEntitySet) {
257 filteredEntitySet.addAll(ToscaUtils.getEntityTypeAncestors(entityTypes, filteredEntityType, result));
260 if (!result.isValid()) {
261 throw new PfModelRuntimeException(Response.Status.BAD_REQUEST, result.toString());
264 entityTypes.getConceptMap().entrySet()
265 .removeIf(entityEntry -> !filteredEntitySet.contains(entityEntry.getValue()));