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
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 * SPDX-License-Identifier: Apache-2.0
17 * ============LICENSE_END=========================================================
20 package org.openecomp.core.converter.impl.pnfd.parser;
23 import java.util.Optional;
24 import org.openecomp.core.converter.pnfd.model.ConversionDefinition;
25 import org.openecomp.core.converter.pnfd.model.ConversionQuery;
26 import org.openecomp.core.converter.pnfd.model.PnfTransformationToken;
27 import org.openecomp.core.converter.pnfd.strategy.PnfdConversionStrategy;
28 import org.openecomp.sdc.logging.api.Logger;
29 import org.openecomp.sdc.logging.api.LoggerFactory;
32 * Handles YAML from/to {@link ConversionDefinition} conversions
34 public class ConversionDefinitionYamlParser {
36 private static final Logger LOGGER = LoggerFactory.getLogger(ConversionDefinitionYamlParser.class);
38 private ConversionDefinitionYamlParser() {
43 * Parses the given a YAML object to a {@link ConversionDefinition} instance.
44 * @param conversionYaml the YAML object representing a conversion definition
46 * A new instance of {@link ConversionDefinition}.
48 public static Optional<ConversionDefinition> parse(final Map<String, Object> conversionYaml) {
49 final ConversionQuery conversionQuery = ConversionQueryYamlParser
50 .parse(conversionYaml.get(PnfTransformationToken.QUERY.getName())).orElse(null);
51 if (conversionQuery == null) {
52 LOGGER.warn("Invalid '{}' for '{}'", PnfTransformationToken.QUERY.getName(), conversionYaml.toString());
53 return Optional.empty();
55 final String toName = (String) conversionYaml.get(PnfTransformationToken.TO_NAME.getName());
56 final PnfdConversionStrategy toValue = PnfdConversionStrategyYamlParser
57 .parse((Map<String, Object>) conversionYaml.get(PnfTransformationToken.TO_VALUE.getName()))
59 final String toGetInput = (String) conversionYaml.get(PnfTransformationToken.TO_GET_INPUT.getName());
61 return Optional.of(new ConversionDefinition(conversionQuery, toName, toValue, toGetInput));