2 * Copyright © 2016-2017 European Support Limited
3 * Copyright © 2020 Nokia
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.
18 package org.openecomp.sdc.validation.impl.validators;
20 import org.onap.sdc.tosca.services.YamlUtil;
21 import org.openecomp.core.validation.ErrorMessageCode;
22 import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
23 import org.openecomp.core.validation.types.GlobalValidationContext;
24 import org.openecomp.sdc.common.errors.Messages;
25 import org.openecomp.sdc.datatypes.error.ErrorLevel;
26 import org.openecomp.sdc.validation.Validator;
27 import org.openecomp.sdc.validation.impl.util.YamlValidatorUtil;
29 import java.io.InputStream;
30 import java.util.Collection;
32 import java.util.Optional;
34 public class YamlValidator implements Validator {
35 private static final ErrorMessageCode ERROR_CODE_YML_1 = new ErrorMessageCode("YML1");
36 private static final ErrorMessageCode ERROR_CODE_YML_2 = new ErrorMessageCode("YML2");
39 public void validate(GlobalValidationContext globalContext) {
40 Collection<String> files = globalContext.files(
41 (fileName, globalValidationContext) -> FileExtensionUtils.isYaml(fileName)
42 && !FileExtensionUtils.isPmDictionary(fileName));
44 files.forEach(fileName -> validate(fileName, globalContext));
47 private void validate(String fileName, GlobalValidationContext globalContext) {
48 Optional<InputStream> rowContent = globalContext.getFileContent(fileName);
49 if (rowContent.isEmpty()) {
50 globalContext.addMessage(fileName, ErrorLevel.ERROR, ErrorMessagesFormatBuilder
51 .getErrorWithParameters(ERROR_CODE_YML_1, Messages
52 .INVALID_YAML_FORMAT_REASON.getErrorMessage(),
53 Messages.EMPTY_YAML_FILE.getErrorMessage()));
54 return; /* no need to continue validation */
58 convert(rowContent.get(), Map.class);
59 } catch (Exception exception) {
61 globalContext.addMessage(fileName, ErrorLevel.ERROR, ErrorMessagesFormatBuilder
62 .getErrorWithParameters(ERROR_CODE_YML_2, Messages
63 .INVALID_YAML_FORMAT_REASON.getErrorMessage(),
64 YamlValidatorUtil.getParserExceptionReason(exception)));
68 private <T> T convert(InputStream content, Class<T> type) {
69 return new YamlUtil().yamlToObject(content, type);