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Diffstat (limited to 'openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/converter/impl/pnfd/parser/TransformationYamlParser.java')
-rw-r--r-- | openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/converter/impl/pnfd/parser/TransformationYamlParser.java | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/converter/impl/pnfd/parser/TransformationYamlParser.java b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/converter/impl/pnfd/parser/TransformationYamlParser.java new file mode 100644 index 0000000000..16d06704b3 --- /dev/null +++ b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/converter/impl/pnfd/parser/TransformationYamlParser.java @@ -0,0 +1,80 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2019 Nordix Foundation + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.openecomp.core.converter.impl.pnfd.parser; + +import static org.openecomp.core.converter.pnfd.model.PnfTransformationToken.CONVERSIONS; +import static org.openecomp.core.converter.pnfd.model.PnfTransformationToken.DESCRIPTION; +import static org.openecomp.core.converter.pnfd.model.PnfTransformationToken.NAME; +import static org.openecomp.core.converter.pnfd.model.PnfTransformationToken.QUERY; +import static org.openecomp.core.converter.pnfd.model.PnfTransformationToken.TRANSFORMATION_FOR; + +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.stream.Collectors; +import org.apache.commons.collections.CollectionUtils; +import org.openecomp.core.converter.pnfd.model.ConversionDefinition; +import org.openecomp.core.converter.pnfd.model.Transformation; +import org.openecomp.core.converter.pnfd.model.TransformationBlock; + +/** + * Handles YAML from/to {@link Transformation} conversions + */ +public class TransformationYamlParser { + + private TransformationYamlParser() { + + } + + /** + * Parses the given YAML object to a {@link Transformation} instance. + * @param transformationYaml the YAML object representing a transformation + * @return + * A new instance of {@link Transformation}. + */ + public static Transformation parse(final Map<String, Object> transformationYaml) { + final Transformation transformation = new Transformation(); + transformation.setName((String) transformationYaml.get(NAME.getName())); + transformation.setDescription((String) transformationYaml.get(DESCRIPTION.getName())); + + final String block = (String) transformationYaml.get(TRANSFORMATION_FOR.getName()); + transformation.setBlock(TransformationBlock.parse(block).orElse(null)); + + transformation.setConversionQuery( + ConversionQueryYamlParser.parse(transformationYaml.get(QUERY.getName())) + ); + transformation.setConversionDefinitionList(parseConversions(transformationYaml)); + + return transformation; + } + + private static List<ConversionDefinition> parseConversions(final Map<String, Object> conversionYaml) { + final List<Object> conversionList = (List<Object>) conversionYaml.get(CONVERSIONS.getName()); + + if (CollectionUtils.isEmpty(conversionList)) { + return Collections.emptyList(); + } + + return conversionList.stream() + .map(conversion -> ConversionDefinitionYamlParser.parse((Map<String, Object>) conversion)) + .collect(Collectors.toList()); + } + +} |