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=========================================================
20 package org.openecomp.sdc.vendorsoftwareproduct.impl.orchestration.csar.validation;
22 import static org.openecomp.sdc.tosca.csar.CSARConstants.ETSI_VERSION_2_7_1;
24 import java.io.IOException;
25 import java.util.Comparator;
26 import java.util.List;
27 import java.util.ServiceLoader;
28 import java.util.ServiceLoader.Provider;
29 import java.util.stream.Collectors;
30 import org.openecomp.core.utilities.file.FileContentHandler;
31 import org.openecomp.sdc.vendorsoftwareproduct.services.impl.etsi.ETSIService;
32 import org.openecomp.sdc.vendorsoftwareproduct.services.impl.etsi.ETSIServiceImpl;
34 public class ValidatorFactory {
36 private final ServiceLoader<Validator> validatorLoader;
38 public ValidatorFactory() {
39 this.validatorLoader = ServiceLoader.load(Validator.class);
43 * Returns a validator based on the contents of the csar package.
45 * @param fileContentHandler the csar package
46 * @return Validator based on the contents of the csar package provided
47 * @throws IOException when metafile is invalid
49 public Validator getValidator(final FileContentHandler fileContentHandler) throws IOException {
50 final ETSIService etsiService = new ETSIServiceImpl(null);
51 if (!etsiService.isSol004WithToscaMetaDirectory(fileContentHandler)) {
52 return new ONAPCsarValidator();
54 if (!etsiService.getHighestCompatibleSpecificationVersion(fileContentHandler).isLowerThan(ETSI_VERSION_2_7_1)) {
55 if (etsiService.hasCnfEnhancements(fileContentHandler)) {
56 return new SOL004Version4MetaDirectoryValidator();
58 return new SOL004Version3MetaDirectoryValidator();
60 return new SOL004MetaDirectoryValidator();
64 * Get validators based on the given model.
66 * @param model the model
67 * @return a list containing all validators for the given model, empty otherwise.
69 public List<Validator> getValidators(final String model) {
70 return validatorLoader.stream()
72 .filter(validator -> validator.appliesTo(model))
73 .sorted(Comparator.comparingInt(Validator::getOrder))
74 .collect(Collectors.toList());