catalog-be/src/main/java/org/openecomp/sdc/be/tosca/ToscaExportHandler.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.be.tosca;
  22
  23 import static org.apache.commons.collections.CollectionUtils.isNotEmpty;
  24 import static org.apache.commons.collections.MapUtils.isNotEmpty;
  25 import static org.openecomp.sdc.be.components.utils.PropertiesUtils.resolvePropertyValueFromInput;
  26 import static org.openecomp.sdc.be.tosca.InterfacesOperationsConverter.addInterfaceTypeElement;
  27 import static org.openecomp.sdc.tosca.datatypes.ToscaFunctions.GET_ATTRIBUTE;
  28 import static org.openecomp.sdc.tosca.datatypes.ToscaFunctions.GET_INPUT;
  29 import static org.openecomp.sdc.tosca.datatypes.ToscaFunctions.GET_PROPERTY;
  30
  31 import com.fasterxml.jackson.databind.ObjectMapper;
  32 import com.fasterxml.jackson.databind.SerializationFeature;
  33 import fj.data.Either;
  34 import java.beans.IntrospectionException;
  35 import java.util.ArrayList;
  36 import java.util.Arrays;
  37 import java.util.Collection;
  38 import java.util.Collections;
  39 import java.util.HashMap;
  40 import java.util.Iterator;
  41 import java.util.LinkedHashMap;
  42 import java.util.LinkedHashSet;
  43 import java.util.List;
  44 import java.util.Map;
  45 import java.util.Map.Entry;
  46 import java.util.Objects;
  47 import java.util.Optional;
  48 import java.util.Set;
  49 import java.util.function.Supplier;
  50 import java.util.stream.Collectors;
  51 import org.apache.commons.collections.CollectionUtils;
  52 import org.apache.commons.collections.MapUtils;
  53 import org.apache.commons.lang.StringUtils;
  54 import org.apache.commons.lang3.tuple.ImmutablePair;
  55 import org.apache.commons.lang3.tuple.ImmutableTriple;
  56 import org.apache.commons.lang3.tuple.Triple;
  57 import org.onap.sdc.tosca.services.YamlUtil;
  58 import org.openecomp.sdc.be.components.impl.exceptions.SdcResourceNotFoundException;
  59 import org.openecomp.sdc.be.config.ConfigurationManager;
  60 import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
  61 import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
  62 import org.openecomp.sdc.be.datatypes.elements.AttributeDataDefinition;
  63 import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
  64 import org.openecomp.sdc.be.datatypes.elements.InterfaceDataDefinition;
  65 import org.openecomp.sdc.be.datatypes.elements.ListDataDefinition;
  66 import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
  67 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterCapabilityDataDefinition;
  68 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterPropertyDataDefinition;
  69 import org.openecomp.sdc.be.datatypes.elements.RequirementSubstitutionFilterPropertyDataDefinition;
  70 import org.openecomp.sdc.be.datatypes.elements.SubstitutionFilterDataDefinition;
  71 import org.openecomp.sdc.be.datatypes.elements.ToscaArtifactDataDefinition;
  72 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  73 import org.openecomp.sdc.be.datatypes.enums.JsonPresentationFields;
  74 import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
  75 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  76 import org.openecomp.sdc.be.exception.ToscaExportException;
  77 import org.openecomp.sdc.be.model.ArtifactDefinition;
  78 import org.openecomp.sdc.be.model.AttributeDefinition;
  79 import org.openecomp.sdc.be.model.CapabilityDefinition;
  80 import org.openecomp.sdc.be.model.CapabilityRequirementRelationship;
  81 import org.openecomp.sdc.be.model.Component;
  82 import org.openecomp.sdc.be.model.ComponentInstance;
  83 import org.openecomp.sdc.be.model.ComponentInstanceInput;
  84 import org.openecomp.sdc.be.model.ComponentInstanceInterface;
  85 import org.openecomp.sdc.be.model.ComponentInstanceProperty;
  86 import org.openecomp.sdc.be.model.ComponentParametersView;
  87 import org.openecomp.sdc.be.model.DataTypeDefinition;
  88 import org.openecomp.sdc.be.model.GroupInstance;
  89 import org.openecomp.sdc.be.model.InputDefinition;
  90 import org.openecomp.sdc.be.model.InterfaceDefinition;
  91 import org.openecomp.sdc.be.model.PropertyDefinition;
  92 import org.openecomp.sdc.be.model.RelationshipInfo;
  93 import org.openecomp.sdc.be.model.RequirementCapabilityRelDef;
  94 import org.openecomp.sdc.be.model.RequirementDefinition;
  95 import org.openecomp.sdc.be.model.Resource;
  96 import org.openecomp.sdc.be.model.Service;
  97 import org.openecomp.sdc.be.model.cache.ApplicationDataTypeCache;
  98 import org.openecomp.sdc.be.model.category.CategoryDefinition;
  99 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
 100 import org.openecomp.sdc.be.model.jsonjanusgraph.utils.ModelConverter;
 101 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
 102 import org.openecomp.sdc.be.model.operations.impl.InterfaceLifecycleOperation;
 103 import org.openecomp.sdc.be.tosca.builder.ToscaRelationshipBuilder;
 104 import org.openecomp.sdc.be.tosca.model.CapabilityFilter;
 105 import org.openecomp.sdc.be.tosca.model.NodeFilter;
 106 import org.openecomp.sdc.be.tosca.model.SubstitutionMapping;
 107 import org.openecomp.sdc.be.tosca.model.ToscaCapability;
 108 import org.openecomp.sdc.be.tosca.model.ToscaDataType;
 109 import org.openecomp.sdc.be.tosca.model.ToscaGroupTemplate;
 110 import org.openecomp.sdc.be.tosca.model.ToscaMetadata;
 111 import org.openecomp.sdc.be.tosca.model.ToscaNodeTemplate;
 112 import org.openecomp.sdc.be.tosca.model.ToscaNodeType;
 113 import org.openecomp.sdc.be.tosca.model.ToscaPolicyTemplate;
 114 import org.openecomp.sdc.be.tosca.model.ToscaProperty;
 115 import org.openecomp.sdc.be.tosca.model.ToscaPropertyAssignment;
 116 import org.openecomp.sdc.be.tosca.model.ToscaRelationshipTemplate;
 117 import org.openecomp.sdc.be.tosca.model.ToscaRequirement;
 118 import org.openecomp.sdc.be.tosca.model.ToscaTemplate;
 119 import org.openecomp.sdc.be.tosca.model.ToscaTemplateArtifact;
 120 import org.openecomp.sdc.be.tosca.model.ToscaTemplateRequirement;
 121 import org.openecomp.sdc.be.tosca.model.ToscaTopolgyTemplate;
 122 import org.openecomp.sdc.be.tosca.utils.ForwardingPathToscaUtil;
 123 import org.openecomp.sdc.be.tosca.utils.InputConverter;
 124 import org.openecomp.sdc.common.log.wrappers.Logger;
 125 import org.openecomp.sdc.externalupload.utils.ServiceUtils;
 126 import org.springframework.beans.factory.annotation.Autowired;
 127 import org.yaml.snakeyaml.DumperOptions;
 128 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
 129 import org.yaml.snakeyaml.Yaml;
 130 import org.yaml.snakeyaml.introspector.BeanAccess;
 131 import org.yaml.snakeyaml.introspector.Property;
 132 import org.yaml.snakeyaml.introspector.PropertyUtils;
 133 import org.yaml.snakeyaml.nodes.MappingNode;
 134 import org.yaml.snakeyaml.nodes.Node;
 135 import org.yaml.snakeyaml.nodes.NodeTuple;
 136 import org.yaml.snakeyaml.nodes.Tag;
 137 import org.yaml.snakeyaml.representer.Represent;
 138 import org.yaml.snakeyaml.representer.Representer;
 139
 140 @org.springframework.stereotype.Component("tosca-export-handler")
 141 public class ToscaExportHandler {
 142
 143     private static final Logger log = Logger.getLogger(ToscaExportHandler.class);
 144
 145     private ApplicationDataTypeCache dataTypeCache;
 146     private ToscaOperationFacade toscaOperationFacade;
 147     private CapabilityRequirementConverter capabilityRequirementConverter;
 148     private PolicyExportParser policyExportParser;
 149     private GroupExportParser groupExportParser;
 150     private PropertyConvertor propertyConvertor;
 151     private InputConverter inputConverter;
 152     private InterfaceLifecycleOperation interfaceLifecycleOperation;
 153     private InterfacesOperationsConverter interfacesOperationsConverter;
 154
 155     @Autowired
 156     public ToscaExportHandler(ApplicationDataTypeCache dataTypeCache, ToscaOperationFacade toscaOperationFacade,
 157                               CapabilityRequirementConverter capabilityRequirementConverter,
 158                               PolicyExportParser policyExportParser,
 159                               GroupExportParser groupExportParser, PropertyConvertor propertyConvertor,
 160                               InputConverter inputConverter,
 161                               InterfaceLifecycleOperation interfaceLifecycleOperation,
 162                               InterfacesOperationsConverter interfacesOperationsConverter) {
 163         this.dataTypeCache = dataTypeCache;
 164         this.toscaOperationFacade = toscaOperationFacade;
 165         this.capabilityRequirementConverter = capabilityRequirementConverter;
 166         this.policyExportParser = policyExportParser;
 167         this.groupExportParser = groupExportParser;
 168         this.propertyConvertor = propertyConvertor;
 169         this.inputConverter = inputConverter;
 170         this.interfaceLifecycleOperation = interfaceLifecycleOperation;
 171         this.interfacesOperationsConverter = interfacesOperationsConverter;
 172     }
 173
 174     private static final String TOSCA_VERSION = "tosca_simple_yaml_1_3";
 175     private static final String SERVICE_NODE_TYPE_PREFIX = "org.openecomp.service.";
 176     private static final String IMPORTS_FILE_KEY = "file";
 177     private static final String TOSCA_INTERFACE_NAME = "-interface.yml";
 178     public static final String ASSET_TOSCA_TEMPLATE = "assettoscatemplate";
 179     private static final String FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION = "convertToToscaTemplate - failed to get Default Imports section from configuration";
 180     private static final String NOT_SUPPORTED_COMPONENT_TYPE = "Not supported component type {}";
 181     private static final String NATIVE_ROOT = "tosca.nodes.Root";
 182     private static final YamlUtil yamlUtil = new YamlUtil();
 183
 184     public ToscaExportHandler() {
 185     }
 186
 187     public Either<ToscaRepresentation, ToscaError> exportComponent(Component component) {
 188         return convertToToscaTemplate(component).left().map(this::createToscaRepresentation);
 189     }
 190
 191     public Either<ToscaRepresentation, ToscaError> exportComponentInterface(final Component component,
 192                                                                             final boolean isAssociatedComponent) {
 193         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 194         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 195             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 196             return Either.right(ToscaError.GENERAL_ERROR);
 197         }
 198
 199         String toscaVersion = null;
 200         if (component instanceof Resource) {
 201             toscaVersion = ((Resource) component).getToscaVersion();
 202         }
 203         ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
 204         toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
 205         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 206         final Either<ToscaTemplate, ToscaError> toscaTemplateRes =
 207             convertInterfaceNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes, isAssociatedComponent);
 208         if (toscaTemplateRes.isRight()) {
 209             return Either.right(toscaTemplateRes.right().value());
 210         }
 211
 212         toscaTemplate = toscaTemplateRes.left().value();
 213         ToscaRepresentation toscaRepresentation = this.createToscaRepresentation(toscaTemplate);
 214         return Either.left(toscaRepresentation);
 215     }
 216
 217     public ToscaRepresentation createToscaRepresentation(ToscaTemplate toscaTemplate) {
 218         CustomRepresenter representer = new CustomRepresenter();
 219         DumperOptions options = new DumperOptions();
 220         options.setAllowReadOnlyProperties(false);
 221         options.setPrettyFlow(true);
 222
 223         options.setDefaultFlowStyle(FlowStyle.FLOW);
 224         options.setCanonical(false);
 225
 226         representer.addClassTag(toscaTemplate.getClass(), Tag.MAP);
 227
 228         representer.setPropertyUtils(new UnsortedPropertyUtils());
 229         Yaml yaml = new Yaml(representer, options);
 230
 231         String yamlAsString = yaml.dumpAsMap(toscaTemplate);
 232
 233         StringBuilder sb = new StringBuilder();
 234         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactHeader());
 235         sb.append(yamlAsString);
 236         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactFooter());
 237
 238         return ToscaRepresentation.make(sb.toString().getBytes(), toscaTemplate);
 239     }
 240
 241     public Either<ToscaTemplate, ToscaError> getDependencies(Component component) {
 242         ToscaTemplate toscaTemplate = new ToscaTemplate(null);
 243         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports = fillImports(component,
 244             toscaTemplate);
 245         if (fillImports.isRight()) {
 246             return Either.right(fillImports.right().value());
 247         }
 248         return Either.left(fillImports.left().value().left);
 249     }
 250
 251     public Either<ToscaTemplate, ToscaError> convertToToscaTemplate(final Component component) {
 252         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 253         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 254             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 255             return Either.right(ToscaError.GENERAL_ERROR);
 256         }
 257         log.trace("start tosca export for {}", component.getUniqueId());
 258         String toscaVersion = null;
 259         if (component instanceof Resource) {
 260             toscaVersion = ((Resource) component).getToscaVersion();
 261         }
 262         final ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
 263         toscaTemplate.setMetadata(convertMetadata(component));
 264         toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
 265         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 266         if (ModelConverter.isAtomicComponent(component)) {
 267             log.trace("convert component as node type");
 268             return convertNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes);
 269         } else {
 270             log.trace("convert component as topology template");
 271             return convertToscaTemplate(component, toscaTemplate);
 272         }
 273
 274     }
 275
 276     private Either<ToscaTemplate, ToscaError> convertToscaTemplate(Component component, ToscaTemplate toscaNode) {
 277
 278         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> importsRes = fillImports(component,
 279             toscaNode);
 280         if (importsRes.isRight()) {
 281             return Either.right(importsRes.right().value());
 282         }
 283         toscaNode = importsRes.left().value().left;
 284         Map<String, Component> componentCache = importsRes.left().value().right;
 285         Either<Map<String, ToscaNodeType>, ToscaError> nodeTypesMapEither = createProxyNodeTypes(componentCache,
 286             component);
 287         if (nodeTypesMapEither.isRight()) {
 288             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
 289                 nodeTypesMapEither.right().value());
 290             return Either.right(nodeTypesMapEither.right().value());
 291         }
 292         Map<String, ToscaNodeType> nodeTypesMap = nodeTypesMapEither.left().value();
 293         if (nodeTypesMap != null && !nodeTypesMap.isEmpty()) {
 294             toscaNode.setNode_types(nodeTypesMap);
 295         }
 296
 297         createServiceSubstitutionNodeTypes(componentCache, component, toscaNode);
 298
 299         Either<Map<String, Object>, ToscaError> proxyInterfaceTypesEither = createProxyInterfaceTypes(component);
 300         if (proxyInterfaceTypesEither.isRight()) {
 301             log.debug("Failed to populate service proxy local interface types in tosca, error {}",
 302                 nodeTypesMapEither.right().value());
 303             return Either.right(proxyInterfaceTypesEither.right().value());
 304         }
 305         Map<String, Object> proxyInterfaceTypes = proxyInterfaceTypesEither.left().value();
 306         if (MapUtils.isNotEmpty(proxyInterfaceTypes)) {
 307             toscaNode.setInterface_types(proxyInterfaceTypes);
 308         }
 309
 310         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
 311         if (dataTypesEither.isRight()) {
 312             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
 313             return Either.right(ToscaError.GENERAL_ERROR);
 314         }
 315         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 316         ToscaTopolgyTemplate topologyTemplate = new ToscaTopolgyTemplate();
 317         List<InputDefinition> inputDef = component.getInputs();
 318         Map<String, ToscaProperty> inputs = inputConverter.convertInputs(inputDef, dataTypes);
 319
 320         if (!inputs.isEmpty()) {
 321             topologyTemplate.setInputs(inputs);
 322         }
 323
 324         final List<ComponentInstance> componentInstances = component.getComponentInstances();
 325         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties =
 326             component.getComponentInstancesProperties();
 327         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces =
 328             component.getComponentInstancesInterfaces();
 329         if (CollectionUtils.isNotEmpty(componentInstances)) {
 330             final Either<Map<String, ToscaNodeTemplate>, ToscaError> nodeTemplates =
 331                 convertNodeTemplates(component, componentInstances,
 332                     componentInstancesProperties, componentInstanceInterfaces,
 333                     componentCache, dataTypes, topologyTemplate);
 334             if (nodeTemplates.isRight()) {
 335                 return Either.right(nodeTemplates.right().value());
 336             }
 337             log.debug("node templates converted");
 338             topologyTemplate.setNode_templates(nodeTemplates.left().value());
 339         }
 340         final Map<String, ToscaRelationshipTemplate> relationshipTemplatesMap =
 341             new ToscaExportRelationshipTemplatesHandler()
 342                 .createFrom(topologyTemplate.getNode_templates());
 343         if (!relationshipTemplatesMap.isEmpty()) {
 344             topologyTemplate.setRelationshipTemplates(relationshipTemplatesMap);
 345         }
 346
 347         SubstitutionMapping substitutionMapping = new SubstitutionMapping();
 348         convertSubstitutionMappingFilter(component, substitutionMapping);
 349
 350         addGroupsToTopologyTemplate(component, topologyTemplate);
 351
 352         try {
 353             addPoliciesToTopologyTemplate(component, topologyTemplate);
 354         } catch (SdcResourceNotFoundException e) {
 355             log.debug("Fail to add policies to topology template:", e);
 356             return Either.right(ToscaError.GENERAL_ERROR);
 357         }
 358
 359         String toscaResourceName;
 360         switch (component.getComponentType()) {
 361             case RESOURCE:
 362                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 363                     .getMetadataDataDefinition()).getToscaResourceName();
 364                 break;
 365             case SERVICE:
 366                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 367                     + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 368                 break;
 369             default:
 370                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 371                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 372         }
 373         substitutionMapping.setNode_type(toscaResourceName);
 374         Either<SubstitutionMapping, ToscaError> capabilities = convertCapabilities(component, substitutionMapping,
 375             componentCache);
 376         if (capabilities.isRight()) {
 377             return Either.right(capabilities.right().value());
 378         }
 379         substitutionMapping = capabilities.left().value();
 380
 381         Either<SubstitutionMapping, ToscaError> requirements = capabilityRequirementConverter
 382             .convertSubstitutionMappingRequirements(componentCache, component, substitutionMapping);
 383         if (requirements.isRight()) {
 384             return Either.right(requirements.right().value());
 385         }
 386         substitutionMapping = requirements.left().value();
 387         final Map<String, String[]> propertyMappingMap = buildSubstitutionMappingPropertyMapping(component);
 388         if (!propertyMappingMap.isEmpty()) {
 389             substitutionMapping.setProperties(propertyMappingMap);
 390         }
 391
 392         final Map<String, String[]> attributesMappingMap = buildSubstitutionMappingAttributesMapping(component);
 393         if (!attributesMappingMap.isEmpty()) {
 394             substitutionMapping.setAttributes(attributesMappingMap);
 395         }
 396
 397         topologyTemplate.setSubstitution_mappings(substitutionMapping);
 398
 399         toscaNode.setTopology_template(topologyTemplate);
 400
 401         return Either.left(toscaNode);
 402     }
 403
 404     private void convertSubstitutionMappingFilter(final Component component,
 405                                                   final SubstitutionMapping substitutionMapping) {
 406         if (component.getSubstitutionFilter() != null
 407             && (component.getSubstitutionFilter().getProperties()).getListToscaDataDefinition() != null) {
 408             substitutionMapping
 409                 .setSubstitution_filter(convertToSubstitutionFilterComponent(component.getSubstitutionFilter()));
 410         }
 411     }
 412
 413     private void addGroupsToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate) {
 414         Map<String, ToscaGroupTemplate> groups = groupExportParser.getGroups(component);
 415         if (groups != null) {
 416             topologyTemplate.addGroups(groups);
 417         }
 418     }
 419
 420     private void addPoliciesToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate)
 421         throws SdcResourceNotFoundException {
 422         Map<String, ToscaPolicyTemplate> policies = policyExportParser.getPolicies(component);
 423         if (policies != null) {
 424             topologyTemplate.addPolicies(policies);
 425         }
 426     }
 427
 428     private Map<String, String> convertMetadata(Component component) {
 429         return convertMetadata(component, false, null);
 430     }
 431
 432     private Map<String, String> convertMetadata(Component component, boolean isInstance,
 433                                           ComponentInstance componentInstance) {
 434         Map<String, String> toscaMetadata = new LinkedHashMap<>();
 435         toscaMetadata.put(JsonPresentationFields.INVARIANT_UUID.getPresentation(), component.getInvariantUUID());
 436         toscaMetadata.put(JsonPresentationFields.UUID.getPresentation(), component.getUUID());
 437         toscaMetadata.put(JsonPresentationFields.NAME.getPresentation(), component.getComponentMetadataDefinition().getMetadataDataDefinition().getName());
 438         toscaMetadata.put(JsonPresentationFields.DESCRIPTION.getPresentation(), component.getDescription());
 439
 440         List<CategoryDefinition> categories = component.getCategories();
 441         CategoryDefinition categoryDefinition = categories.get(0);
 442         toscaMetadata.put(JsonPresentationFields.CATEGORY.getPresentation(), categoryDefinition.getName());
 443
 444         if (isInstance) {
 445             toscaMetadata.put(JsonPresentationFields.VERSION.getPresentation(),component.getVersion());
 446             toscaMetadata.put(JsonPresentationFields.CUSTOMIZATION_UUID.getPresentation(), componentInstance.getCustomizationUUID());
 447             if (componentInstance.getSourceModelInvariant() != null
 448                 && !componentInstance.getSourceModelInvariant().isEmpty()) {
 449                 toscaMetadata.put(JsonPresentationFields.VERSION.getPresentation(),componentInstance.getComponentVersion());
 450                 toscaMetadata.put(JsonPresentationFields.CI_SOURCE_MODEL_INVARIANT.getPresentation(),componentInstance.getSourceModelInvariant());
 451                 toscaMetadata.put(JsonPresentationFields.CI_SOURCE_MODEL_UUID.getPresentation(),componentInstance.getSourceModelUuid());
 452                 toscaMetadata.put(JsonPresentationFields.CI_SOURCE_MODEL_NAME.getPresentation(),componentInstance.getSourceModelName());
 453                 if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 454                     toscaMetadata.put(JsonPresentationFields.NAME.getPresentation(),
 455                         componentInstance.getSourceModelName() + " " + OriginTypeEnum.ServiceProxy.getDisplayValue());
 456                 } else if (componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 457                     toscaMetadata.put(JsonPresentationFields.NAME.getPresentation(),
 458                         componentInstance.getSourceModelName() + " " + OriginTypeEnum.ServiceSubstitution
 459                             .getDisplayValue());
 460                 }
 461                 toscaMetadata.put(JsonPresentationFields.DESCRIPTION.getPresentation(),componentInstance.getDescription());
 462             }
 463
 464         }
 465         switch (component.getComponentType()) {
 466             case RESOURCE:
 467                 Resource resource = (Resource) component;
 468
 469             if (isInstance && (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution)) {
 470                     toscaMetadata.put(JsonPresentationFields.TYPE.getPresentation(), componentInstance.getOriginType().getDisplayValue());
 471                 } else {
 472                     toscaMetadata.put(JsonPresentationFields.TYPE.getPresentation(), resource.getResourceType().name());
 473                 }
 474                 toscaMetadata.put(JsonPresentationFields.SUB_CATEGORY.getPresentation(), categoryDefinition.getSubcategories().get(0).getName());
 475                 toscaMetadata.put(JsonPresentationFields.RESOURCE_VENDOR.getPresentation(), resource.getVendorName());
 476                 toscaMetadata.put(JsonPresentationFields.RESOURCE_VENDOR_RELEASE.getPresentation(),resource.getVendorRelease());
 477                 toscaMetadata.put(JsonPresentationFields.RESOURCE_VENDOR_MODEL_NUMBER.getPresentation(),resource.getResourceVendorModelNumber());
 478                 break;
 479             case SERVICE:
 480                 Service service = (Service) component;
 481                 toscaMetadata.put(JsonPresentationFields.TYPE.getPresentation(),component.getComponentType().getValue());
 482                 toscaMetadata.put(JsonPresentationFields.SERVICE_TYPE.getPresentation(),service.getServiceType());
 483                 toscaMetadata.put(JsonPresentationFields.SERVICE_ROLE.getPresentation(),service.getServiceRole());
 484                 toscaMetadata.put(JsonPresentationFields.SERVICE_FUNCTION.getPresentation(),service.getServiceFunction());
 485                 toscaMetadata.put(JsonPresentationFields.ENVIRONMENT_CONTEXT.getPresentation(),service.getEnvironmentContext());
 486                 toscaMetadata.put(JsonPresentationFields.INSTANTIATION_TYPE.getPresentation(),service.getEnvironmentContext() == null ? StringUtils.EMPTY : service.getInstantiationType());
 487                 if (!isInstance) {
 488                     // DE268546
 489                     toscaMetadata.put(JsonPresentationFields.ECOMP_GENERATED_NAMING.getPresentation(),service.isEcompGeneratedNaming().toString());
 490                     toscaMetadata.put(JsonPresentationFields.ECOMP_GENERATED_NAMING.getPresentation(),service.isEcompGeneratedNaming().toString());
 491                     toscaMetadata.put(JsonPresentationFields.NAMING_POLICY.getPresentation(),service.getNamingPolicy());
 492                 }
 493                 break;
 494             default:
 495                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 496         }
 497
 498         for (final String key: component.getCategorySpecificMetadata().keySet()) {
 499             toscaMetadata.put(key, component.getCategorySpecificMetadata().get(key));
 500         }
 501         return toscaMetadata;
 502     }
 503
 504     private void resolveInstantiationTypeAndSetItToToscaMetaData(ToscaMetadata toscaMetadata, Service service) {
 505         if (service.getInstantiationType() != null) {
 506             toscaMetadata.setInstantiationType(service.getInstantiationType());
 507         } else {
 508             toscaMetadata.setInstantiationType(StringUtils.EMPTY);
 509         }
 510     }
 511
 512     private Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports(Component component,
 513                                                                                                  ToscaTemplate toscaTemplate) {
 514
 515         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 516         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 517             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 518             return Either.right(ToscaError.GENERAL_ERROR);
 519         }
 520         Map<String, Component> componentCache = new HashMap<>();
 521
 522         if (!ModelConverter.isAtomicComponent(component)) {
 523             final List<Map<String, Map<String, String>>> additionalImports =
 524                 toscaTemplate.getImports() == null ? new ArrayList<>(defaultToscaImportConfig)
 525                     : new ArrayList<>(toscaTemplate.getImports());
 526
 527             List<Triple<String, String, Component>> dependecies = new ArrayList<>();
 528
 529             Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 530             if (isNotEmpty(toscaArtifacts)) {
 531                 ArtifactDefinition artifactDefinition = toscaArtifacts.get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 532                 if (artifactDefinition != null) {
 533                     Map<String, Map<String, String>> importsListMember = new HashMap<>();
 534                     Map<String, String> interfaceFiles = new HashMap<>();
 535                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactDefinition.getArtifactName()));
 536                     StringBuilder keyNameBuilder = new StringBuilder();
 537                     keyNameBuilder.append(component.getComponentType().toString().toLowerCase()).append("-")
 538                         .append(component.getName()).append("-interface");
 539                     importsListMember.put(keyNameBuilder.toString(), interfaceFiles);
 540                     additionalImports.add(importsListMember);
 541                 }
 542             }
 543             List<ComponentInstance> componentInstances = component.getComponentInstances();
 544             if (componentInstances != null && !componentInstances.isEmpty()) {
 545                 componentInstances.forEach(ci -> createDependency(componentCache, additionalImports, dependecies, ci));
 546             }
 547             toscaTemplate.setDependencies(dependecies);
 548             toscaTemplate.setImports(additionalImports);
 549         } else {
 550             log.debug("currently imports supported for VF and service only");
 551         }
 552         return Either.left(new ImmutablePair<>(toscaTemplate, componentCache));
 553     }
 554
 555     private List<Map<String, Map<String, String>>> getDefaultToscaImportConfig() {
 556         return ConfigurationManager.getConfigurationManager().getConfiguration().getDefaultImports();
 557     }
 558
 559     private void createDependency(final Map<String, Component> componentCache,
 560                                   final List<Map<String, Map<String, String>>> imports,
 561                                   final List<Triple<String, String, Component>> dependencies,
 562                                   final ComponentInstance componentInstance) {
 563         log.debug("createDependency componentCache {}", componentCache);
 564         Component componentRI = componentCache.get(componentInstance.getComponentUid());
 565         if (componentRI == null || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 566             // all resource must be only once!
 567             final Either<Component, StorageOperationStatus> resource = toscaOperationFacade
 568                 .getToscaFullElement(componentInstance.getComponentUid());
 569             if ((resource.isRight()) && (log.isDebugEnabled())) {
 570                 log.debug("Failed to fetch resource with id {} for instance {}", componentInstance.getComponentUid(),
 571                     componentInstance.getUniqueId());
 572                 return;
 573             }
 574             final Component fetchedComponent = resource.left().value();
 575             componentRI = setComponentCache(componentCache, componentInstance, fetchedComponent);
 576             addDependencies(imports, dependencies, componentRI);
 577         }
 578     }
 579
 580     /**
 581      * Sets a componentCache from the given component/resource.
 582      */
 583     private Component setComponentCache(final Map<String, Component> componentCache,
 584                                    final ComponentInstance componentInstance,
 585                                    final Component fetchedComponent) {
 586         componentCache.put(fetchedComponent.getUniqueId(), fetchedComponent);
 587         if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy
 588             || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 589             final Either<Component, StorageOperationStatus> sourceService = toscaOperationFacade
 590                 .getToscaFullElement(componentInstance.getSourceModelUid());
 591             if (sourceService.isRight() && (log.isDebugEnabled())) {
 592                 log.debug("Failed to fetch source service with id {} for proxy {}",
 593                     componentInstance.getSourceModelUid(), componentInstance.getUniqueId());
 594             }
 595             final Component fetchedSource = sourceService.left().value();
 596             componentCache.put(fetchedSource.getUniqueId(), fetchedSource);
 597             return fetchedSource;
 598         }
 599         return fetchedComponent;
 600     }
 601
 602     /**
 603      * Retrieves all derived_from nodes and stores it in a predictable order.
 604      */
 605     private void addDependencies(final List<Map<String, Map<String, String>>> imports,
 606                                  final List<Triple<String, String, Component>> dependencies,
 607                                  final Component fetchedComponent) {
 608         final Set<Component> componentsList = new LinkedHashSet<>();
 609         if (fetchedComponent instanceof Resource) {
 610             log.debug("fetchedComponent is a resource {}", fetchedComponent);
 611
 612             final Optional<Map<String, String>> derivedFromMapOfIdToName = getDerivedFromMapOfIdToName(fetchedComponent,
 613                 componentsList);
 614             if (derivedFromMapOfIdToName.isPresent() && !derivedFromMapOfIdToName.get().isEmpty()) {
 615                 derivedFromMapOfIdToName.get().entrySet().forEach(entry -> {
 616                     log.debug("Started entry.getValue() : {}", entry.getValue());
 617                     if (!NATIVE_ROOT.equals(entry.getValue())) {
 618                         Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 619                             .getToscaElement(entry.getKey());
 620                         if (resourcefetched != null && resourcefetched.isLeft()) {
 621                             componentsList.add(resourcefetched.left().value());
 622                         }
 623                     }
 624                 });
 625                 setImports(imports, dependencies, componentsList);
 626             } else {
 627                 setImports(imports, dependencies, fetchedComponent);
 628             }
 629
 630         }
 631     }
 632
 633     /**
 634      * Returns all derived_from nodes found.
 635      */
 636     private Optional<Map<String, String>> getDerivedFromMapOfIdToName(final Component fetchedComponent,
 637                                                                       final Set<Component> componentsList) {
 638         final Resource parentResource = (Resource) fetchedComponent;
 639         Map<String, String> derivedFromMapOfIdToName = new HashMap<>();
 640         if (CollectionUtils.isNotEmpty(parentResource.getComponentInstances())) {
 641             componentsList.add(fetchedComponent);
 642             for (final ComponentInstance componentInstance : parentResource.getComponentInstances()) {
 643                 final Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 644                     .getToscaElement(componentInstance.getComponentUid());
 645                 if (resourcefetched != null && resourcefetched.isLeft()) {
 646                     final Map<String, String> derivedWithId = resourcefetched.left().value()
 647                         .getDerivedFromMapOfIdToName();
 648                     if (MapUtils.isNotEmpty(derivedWithId)) {
 649                         derivedFromMapOfIdToName.putAll(derivedWithId);
 650                     }
 651                 }
 652             }
 653         } else {
 654             derivedFromMapOfIdToName = parentResource.getDerivedFromMapOfIdToName();
 655         }
 656         log.debug("Started derivedFromMapOfIdToName: {}", derivedFromMapOfIdToName);
 657         return Optional.ofNullable(derivedFromMapOfIdToName);
 658     }
 659
 660     /**
 661      * Creates a resource map and adds it to the import list.
 662      */
 663     private void setImports(final List<Map<String, Map<String, String>>> imports,
 664                             final List<Triple<String, String, Component>> dependencies,
 665                             final Set<Component> componentsList) {
 666         componentsList.forEach(component -> setImports(imports, dependencies, component));
 667     }
 668
 669     private void setImports(final List<Map<String, Map<String, String>>> imports,
 670                             final List<Triple<String, String, Component>> dependencies,
 671                             final Component component) {
 672         final Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 673         final ArtifactDefinition artifactDefinition = toscaArtifacts.get(ASSET_TOSCA_TEMPLATE);
 674         if (artifactDefinition != null) {
 675             final Map<String, String> files = new HashMap<>();
 676             final String artifactName = artifactDefinition.getArtifactName();
 677             files.put(IMPORTS_FILE_KEY, artifactName);
 678             final StringBuilder keyNameBuilder = new StringBuilder();
 679             keyNameBuilder.append(component.getComponentType().toString().toLowerCase());
 680             keyNameBuilder.append("-");
 681             keyNameBuilder.append(component.getName());
 682             addImports(imports, keyNameBuilder, files);
 683             dependencies
 684                     .add(new ImmutableTriple<String, String, Component>(artifactName, artifactDefinition.getEsId(), component));
 685
 686             if (!ModelConverter.isAtomicComponent(component)) {
 687                 final Map<String, String> interfaceFiles = new HashMap<>();
 688                 interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactName));
 689                 keyNameBuilder.append("-interface");
 690                 addImports(imports, keyNameBuilder, interfaceFiles);
 691             }
 692         }
 693     }
 694
 695     /**
 696      * Adds the found resource to the import definition list.
 697      */
 698     private void addImports(final List<Map<String, Map<String, String>>> imports,
 699                             final StringBuilder keyNameBuilder,
 700                             final Map<String, String> files) {
 701         final String mapKey = keyNameBuilder.toString();
 702         if (imports.stream().allMatch(stringMapMap -> stringMapMap.get(mapKey) == null)) {
 703             final Map<String, Map<String, String>> importsListMember = new HashMap<>();
 704             importsListMember.put(keyNameBuilder.toString(), files);
 705             imports.add(importsListMember);
 706         }
 707     }
 708
 709     public static String getInterfaceFilename(String artifactName) {
 710         return artifactName.substring(0, artifactName.lastIndexOf('.')) + ToscaExportHandler.TOSCA_INTERFACE_NAME;
 711     }
 712
 713     private Either<ToscaTemplate, ToscaError> convertNodeType(Map<String, Component> componentsCache,
 714                                                               Component component, ToscaTemplate toscaNode,
 715                                                               Map<String, ToscaNodeType> nodeTypes) {
 716         return convertInterfaceNodeType(componentsCache, component, toscaNode, nodeTypes, false);
 717     }
 718
 719     public Either<ToscaTemplate, ToscaError> convertInterfaceNodeType(Map<String, Component> componentsCache,
 720                                                                       Component component, ToscaTemplate toscaNode,
 721                                                                       Map<String, ToscaNodeType> nodeTypes,
 722                                                                       boolean isAssociatedComponent) {
 723         log.debug("start convert node type for {}", component.getUniqueId());
 724         ToscaNodeType toscaNodeType = createNodeType(component);
 725
 726         Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
 727             interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
 728         if (lifecycleTypeEither.isRight()) {
 729             log.debug("Failed to fetch all interface types :", lifecycleTypeEither.right().value());
 730             return Either.right(ToscaError.GENERAL_ERROR);
 731         }
 732         List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value()
 733             .values()
 734             .stream()
 735             .map(InterfaceDataDefinition::getType)
 736             .collect(Collectors.toList());
 737         toscaNode.setInterface_types(addInterfaceTypeElement(component, allGlobalInterfaceTypes));
 738
 739         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
 740         if (dataTypesEither.isRight()) {
 741             log.debug("Failed to fetch all data types :", dataTypesEither.right().value());
 742             return Either.right(ToscaError.GENERAL_ERROR);
 743         }
 744
 745         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 746
 747         List<InputDefinition> inputDef = component.getInputs();
 748         Map<String, ToscaProperty> mergedProperties = new HashMap<>();
 749         interfacesOperationsConverter
 750             .addInterfaceDefinitionElement(component, toscaNodeType, dataTypes, isAssociatedComponent);
 751         addInputsToProperties(dataTypes, inputDef, mergedProperties);
 752
 753         if (CollectionUtils.isNotEmpty(component.getProperties())) {
 754             List<PropertyDefinition> properties = component.getProperties();
 755             Map<String, ToscaProperty> convertedProperties = properties.stream()
 756                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition, component.getInputs()))
 757                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
 758                     property -> propertyConvertor.convertProperty(dataTypes, property,
 759                         PropertyConvertor.PropertyType.PROPERTY)));
 760             // merge component properties and inputs properties
 761             mergedProperties.putAll(convertedProperties);
 762         }
 763         if (MapUtils.isNotEmpty(mergedProperties)) {
 764             toscaNodeType.setProperties(mergedProperties);
 765         }
 766
 767         /* convert private data_types */
 768         List<DataTypeDefinition> privateDataTypes = component.getDataTypes();
 769         if (CollectionUtils.isNotEmpty(privateDataTypes)) {
 770             Map<String, ToscaDataType> toscaDataTypeMap = new HashMap<>();
 771             for (DataTypeDefinition dataType : privateDataTypes) {
 772                 log.debug("Emitting private data type: component.name={} dataType.name={}",
 773                     component.getNormalizedName(), dataType.getName());
 774                 ToscaDataType toscaDataType = new ToscaDataType();
 775                 toscaDataType.setDerived_from(dataType.getDerivedFromName());
 776                 toscaDataType.setDescription(dataType.getDescription());
 777                 toscaDataType.setVersion(dataType.getVersion());
 778                 if (CollectionUtils.isNotEmpty(dataType.getProperties())) {
 779                     toscaDataType.setProperties(dataType.getProperties().stream()
 780                         .collect(Collectors.toMap(
 781                             s -> s.getName(),
 782                             s -> propertyConvertor
 783                                 .convertProperty(dataTypes, s, PropertyConvertor.PropertyType.PROPERTY)
 784                         )));
 785                 }
 786                 toscaDataTypeMap.put(dataType.getName(), toscaDataType);
 787             }
 788             toscaNode.setData_types(toscaDataTypeMap);
 789         }
 790
 791         // Extracted to method for code reuse
 792         return convertReqCapAndTypeName(componentsCache, component, toscaNode, nodeTypes, toscaNodeType, dataTypes);
 793     }
 794
 795     private Either<ToscaTemplate, ToscaError> convertReqCapAndTypeName(Map<String, Component> componentsCache,
 796                                                                        Component component, ToscaTemplate toscaNode,
 797                                                                        Map<String, ToscaNodeType> nodeTypes,
 798                                                                        ToscaNodeType toscaNodeType,
 799                                                                        Map<String, DataTypeDefinition> dataTypes) {
 800         Either<ToscaNodeType, ToscaError> capabilities = convertCapabilities(componentsCache, component, toscaNodeType,
 801             dataTypes);
 802         if (capabilities.isRight()) {
 803             return Either.right(capabilities.right().value());
 804         }
 805         toscaNodeType = capabilities.left().value();
 806         log.debug("Capabilities converted for {}", component.getUniqueId());
 807
 808         Either<ToscaNodeType, ToscaError> requirements = capabilityRequirementConverter
 809             .convertRequirements(componentsCache, component,
 810                 toscaNodeType);
 811         if (requirements.isRight()) {
 812             return Either.right(requirements.right().value());
 813         }
 814         toscaNodeType = requirements.left().value();
 815         log.debug("Requirements converted for {}", component.getUniqueId());
 816
 817         String toscaResourceName;
 818         switch (component.getComponentType()) {
 819             case RESOURCE:
 820                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 821                     .getMetadataDataDefinition()).getToscaResourceName();
 822                 break;
 823             case SERVICE:
 824                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 825                     + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 826                 break;
 827             default:
 828                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 829                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 830         }
 831
 832         nodeTypes.put(toscaResourceName, toscaNodeType);
 833         toscaNode.setNode_types(nodeTypes);
 834         log.debug("finish convert node type for {}", component.getUniqueId());
 835         return Either.left(toscaNode);
 836     }
 837
 838     protected Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplates(
 839         Component component,
 840         List<ComponentInstance> componentInstances,
 841         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
 842         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 843         Map<String, Component> componentCache, Map<String, DataTypeDefinition> dataTypes,
 844         ToscaTopolgyTemplate topologyTemplate) {
 845
 846         Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplatesRes = null;
 847         log.debug("start convert topology template for {} for type {}", component.getUniqueId(),
 848             component.getComponentType());
 849         Map<String, ToscaNodeTemplate> nodeTemplates = new HashMap<>();
 850         Map<String, List<ComponentInstanceInput>> componentInstancesInputs = component.getComponentInstancesInputs();
 851
 852         Map<String, ToscaGroupTemplate> groupsMap = null;
 853         for (ComponentInstance componentInstance : componentInstances) {
 854             ToscaNodeTemplate nodeTemplate = new ToscaNodeTemplate();
 855             if (MapUtils.isNotEmpty(componentInstance.getToscaArtifacts())) {
 856                 nodeTemplate.setArtifacts(convertToNodeTemplateArtifacts(componentInstance.getToscaArtifacts()));
 857             }
 858             nodeTemplate.setType(componentInstance.getToscaComponentName());
 859             nodeTemplate.setDirectives(componentInstance.getDirectives());
 860             nodeTemplate.setNode_filter(convertToNodeTemplateNodeFilterComponent(componentInstance.getNodeFilter()));
 861
 862             Either<Component, Boolean> originComponentRes = capabilityRequirementConverter
 863                 .getOriginComponent(componentCache, componentInstance);
 864             if (originComponentRes.isRight()) {
 865                 convertNodeTemplatesRes = Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
 866                 break;
 867             }
 868             Either<ToscaNodeTemplate, ToscaError> requirements = convertComponentInstanceRequirements(component,
 869                 componentInstance, component.getComponentInstancesRelations(), nodeTemplate,
 870                 originComponentRes.left().value(), componentCache);
 871             if (requirements.isRight()) {
 872                 convertNodeTemplatesRes = Either.right(requirements.right().value());
 873                 break;
 874             }
 875             String instanceUniqueId = componentInstance.getUniqueId();
 876             log.debug("Component instance Requirements converted for instance {}", instanceUniqueId);
 877
 878             nodeTemplate = requirements.left().value();
 879
 880             Component originalComponent = componentCache.get(componentInstance.getActualComponentUid());
 881
 882             if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 883                 Component componentOfProxy = componentCache.get(componentInstance.getComponentUid());
 884                 nodeTemplate.setMetadata(convertMetadata(componentOfProxy, true, componentInstance));
 885             } else {
 886                 nodeTemplate.setMetadata(convertMetadata(originalComponent, true, componentInstance));
 887             }
 888
 889             Either<ToscaNodeTemplate, ToscaError> capabilities = capabilityRequirementConverter
 890                 .convertComponentInstanceCapabilities(componentInstance, dataTypes, nodeTemplate);
 891             if (capabilities.isRight()) {
 892                 convertNodeTemplatesRes = Either.right(capabilities.right().value());
 893                 break;
 894             }
 895             log.debug("Component instance Capabilities converted for instance {}", instanceUniqueId);
 896
 897             nodeTemplate = capabilities.left().value();
 898             Map<String, Object> props = new HashMap<>();
 899
 900             if (originalComponent.getComponentType() == ComponentTypeEnum.RESOURCE) {
 901                 // Adds the properties of parent component to map
 902                 addPropertiesOfParentComponent(dataTypes, originalComponent, props);
 903             }
 904
 905             if (null != componentInstancesProperties && componentInstancesProperties.containsKey(instanceUniqueId)) {
 906                 addPropertiesOfComponentInstance(componentInstancesProperties, dataTypes, instanceUniqueId,
 907                     props);
 908             }
 909
 910             if (componentInstancesInputs != null && componentInstancesInputs.containsKey(instanceUniqueId)
 911                 && !isComponentOfTypeServiceProxy(componentInstance)) {
 912                 //For service proxy the inputs are already handled under instance properties above
 913                 addComponentInstanceInputs(dataTypes, componentInstancesInputs, instanceUniqueId,
 914                     props);
 915             }
 916
 917             //M3[00001] - NODE TEMPLATE INTERFACES  - START
 918             handleInstanceInterfaces(componentInstanceInterfaces, componentInstance, dataTypes, nodeTemplate,
 919                 instanceUniqueId, component);
 920             //M3[00001] - NODE TEMPLATE INTERFACES  - END
 921             if (props != null && !props.isEmpty()) {
 922                 nodeTemplate.setProperties(props);
 923             }
 924
 925             List<GroupInstance> groupInstances = componentInstance.getGroupInstances();
 926             if (groupInstances != null) {
 927                 if (groupsMap == null) {
 928                     groupsMap = new HashMap<>();
 929                 }
 930                 for (GroupInstance groupInst : groupInstances) {
 931                     boolean addToTosca = true;
 932
 933                     List<String> artifacts = groupInst.getArtifacts();
 934                     if (artifacts == null || artifacts.isEmpty()) {
 935                         addToTosca = false;
 936                     }
 937
 938                     if (addToTosca) {
 939                         ToscaGroupTemplate toscaGroup = groupExportParser
 940                             .getToscaGroupTemplate(groupInst, componentInstance.getInvariantName());
 941                         groupsMap.put(groupInst.getName(), toscaGroup);
 942                     }
 943                 }
 944             }
 945
 946             nodeTemplates.put(componentInstance.getName(), nodeTemplate);
 947         }
 948         if (groupsMap != null) {
 949             log.debug("instance groups added");
 950             topologyTemplate.addGroups(groupsMap);
 951         }
 952         if (component.getComponentType() == ComponentTypeEnum.SERVICE && isNotEmpty(
 953             ((Service) component).getForwardingPaths())) {
 954             log.debug("Starting converting paths for component {}, name {}", component.getUniqueId(),
 955                 component.getName());
 956             ForwardingPathToscaUtil
 957                 .addForwardingPaths((Service) component, nodeTemplates, capabilityRequirementConverter, componentCache,
 958                     toscaOperationFacade);
 959             log.debug("Finished converting paths for component {}, name {}", component.getUniqueId(),
 960                 component.getName());
 961         }
 962         if (convertNodeTemplatesRes == null) {
 963             convertNodeTemplatesRes = Either.left(nodeTemplates);
 964         }
 965         log.debug("finish convert topology template for {} for type {}", component.getUniqueId(),
 966             component.getComponentType());
 967         return convertNodeTemplatesRes;
 968     }
 969
 970     private void handleInstanceInterfaces(
 971         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 972         ComponentInstance componentInstance, Map<String, DataTypeDefinition> dataTypes, ToscaNodeTemplate nodeTemplate,
 973         String instanceUniqueId,
 974         Component parentComponent) {
 975
 976         if (MapUtils.isEmpty(componentInstanceInterfaces)
 977             || !componentInstanceInterfaces.containsKey(instanceUniqueId)) {
 978             nodeTemplate.setInterfaces(null);
 979             return;
 980         }
 981
 982         final List<ComponentInstanceInterface> currServiceInterfaces =
 983             componentInstanceInterfaces.get(instanceUniqueId);
 984
 985         final Map<String, InterfaceDefinition> tmpInterfaces = new HashMap<>();
 986         currServiceInterfaces.forEach(instInterface -> tmpInterfaces.put(instInterface
 987             .getUniqueId(), instInterface));
 988
 989         final Map<String, Object> interfaceMap = interfacesOperationsConverter
 990             .getInterfacesMap(parentComponent, componentInstance, tmpInterfaces, dataTypes, isComponentOfTypeServiceProxy(componentInstance), isComponentOfTypeServiceProxy(componentInstance));
 991
 992         interfacesOperationsConverter.removeInterfacesWithoutOperations(interfaceMap);
 993         nodeTemplate.setInterfaces(MapUtils.isEmpty(interfaceMap) ? null : interfaceMap);
 994     }
 995
 996     private boolean isComponentOfTypeServiceProxy(ComponentInstance componentInstance) {
 997         return Objects.nonNull(componentInstance.getOriginType())
 998             && componentInstance.getOriginType().getValue().equals("Service Proxy");
 999     }
1000
1001     //M3[00001] - NODE TEMPLATE INTERFACES  - START
1002     private Map<String, Object> getComponentInstanceInterfaceInstances(
1003         Map<String, List<ComponentInstanceInterface>> componentInstancesInterfaces,
1004         ComponentInstance componentInstance,
1005         String instanceUniqueId) {
1006         if (MapUtils.isEmpty(componentInstancesInterfaces)) {
1007             return null;
1008         }
1009
1010         List<ComponentInstanceInterface> componentInstanceInterfaces =
1011             componentInstancesInterfaces.get(instanceUniqueId);
1012
1013         if (CollectionUtils.isEmpty(componentInstanceInterfaces)) {
1014             return null;
1015         }
1016
1017         Map<String, Object> interfaces = new HashMap<>();
1018         for (ComponentInstanceInterface componentInstanceInterface : componentInstanceInterfaces) {
1019             interfaces.put(componentInstanceInterface.getInterfaceId(),
1020                 removeOperationsKeyFromInterface(componentInstanceInterface.getInterfaceInstanceDataDefinition()));
1021         }
1022
1023         componentInstance.setInterfaces(interfaces);
1024
1025         return interfaces;
1026     }
1027
1028     private void addComponentInstanceInputs(Map<String, DataTypeDefinition> dataTypes,
1029                                             Map<String, List<ComponentInstanceInput>> componentInstancesInputs,
1030                                             String instanceUniqueId, Map<String, Object> props) {
1031
1032         List<ComponentInstanceInput> instanceInputsList = componentInstancesInputs.get(instanceUniqueId);
1033         if (instanceInputsList != null) {
1034             instanceInputsList.forEach(input -> {
1035
1036                 Supplier<String> supplier = () -> input.getValue() != null && !Objects.isNull(input.getValue())
1037                     ? input.getValue() : input.getDefaultValue();
1038                 propertyConvertor.convertAndAddValue(dataTypes, props, input, supplier);
1039             });
1040         }
1041     }
1042
1043     private void addPropertiesOfComponentInstance(
1044         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
1045         Map<String, DataTypeDefinition> dataTypes, String instanceUniqueId,
1046         Map<String, Object> props) {
1047
1048         if (isNotEmpty(componentInstancesProperties)) {
1049             componentInstancesProperties.get(instanceUniqueId)
1050                 // Converts and adds each value to property map
1051                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1052                     prop::getValue));
1053         }
1054     }
1055
1056     private void addPropertiesOfParentComponent(Map<String, DataTypeDefinition> dataTypes,
1057                                                 Component componentOfInstance, Map<String, Object> props) {
1058
1059         List<PropertyDefinition> componentProperties = componentOfInstance.getProperties();
1060         if (isNotEmpty(componentProperties)) {
1061             componentProperties.stream()
1062                 // Filters out properties with empty default values
1063                 .filter(prop -> StringUtils.isNotEmpty(prop.getDefaultValue()))
1064                 // Converts and adds each value to property map
1065                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1066                     prop::getDefaultValue));
1067         }
1068     }
1069
1070     private ToscaNodeType createNodeType(Component component) {
1071         ToscaNodeType toscaNodeType = new ToscaNodeType();
1072         if (ModelConverter.isAtomicComponent(component)) {
1073             if (((Resource) component).getDerivedFrom() != null) {
1074                 toscaNodeType.setDerived_from(((Resource) component).getDerivedFrom().get(0));
1075             }
1076             toscaNodeType.setDescription(component.getDescription());
1077         } else {
1078             String derivedFrom = null != component.getDerivedFromGenericType() ? component.getDerivedFromGenericType()
1079                 : NATIVE_ROOT;
1080             toscaNodeType.setDerived_from(derivedFrom);
1081         }
1082         if (component instanceof Resource) {
1083             final List<AttributeDefinition> attributes = ((Resource) component).getAttributes();
1084             if (CollectionUtils.isNotEmpty(attributes)) {
1085                 final Map<String, Object> attributeDataDefinitionMap = new HashMap<>();
1086                 attributes.forEach(attributeDataDefinition ->
1087                     buildAttributeData(attributeDataDefinition, attributeDataDefinitionMap));
1088
1089                 toscaNodeType.setAttributes(attributeDataDefinitionMap);
1090             }
1091         }
1092         return toscaNodeType;
1093     }
1094
1095     private void buildAttributeData(final AttributeDefinition originalAttributeDefinition,
1096                                     final Map<String, Object> attributeDataDefinitionMap) {
1097
1098         attributeDataDefinitionMap.put(originalAttributeDefinition.getName(),
1099             new ObjectMapper().convertValue(new org.onap.sdc.tosca.datatypes.model.AttributeDefinition(
1100                 originalAttributeDefinition.getType(),
1101                 originalAttributeDefinition.getDescription(),
1102                 originalAttributeDefinition.get_default(),
1103                 originalAttributeDefinition.getStatus(),
1104                 originalAttributeDefinition.getEntry_schema()), Object.class));
1105     }
1106
1107     private Either<Map<String, Object>, ToscaError> createProxyInterfaceTypes(Component container) {
1108
1109         Map<String, Object> proxyInterfaceTypes = new HashMap<>();
1110         Either<Map<String, Object>, ToscaError> res = Either.left(proxyInterfaceTypes);
1111         List<ComponentInstance> componentInstances = container.getComponentInstances();
1112         if (CollectionUtils.isEmpty(componentInstances)) {
1113             return res;
1114         }
1115         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1116         componentInstances.stream()
1117             .filter(this::isComponentOfTypeServiceProxy)
1118             .forEach(inst -> serviceProxyInstanceList.put(inst.getToscaComponentName(), inst));
1119         if (MapUtils.isEmpty(serviceProxyInstanceList)) {
1120             return res;
1121         }
1122         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1123             Component serviceComponent;
1124             ComponentParametersView componentParametersView = new ComponentParametersView();
1125             componentParametersView.disableAll();
1126             componentParametersView.setIgnoreInterfaces(false);
1127             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1128                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1129             if (service.isRight()) {
1130                 log.debug("Failed to fetch original service component with id {} for instance {}",
1131                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1132                 return Either.right(ToscaError.GENERAL_ERROR);
1133             } else {
1134                 serviceComponent = service.left().value();
1135             }
1136
1137             Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
1138                 interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
1139             if (lifecycleTypeEither.isRight()) {
1140                 log.debug("Failed to retrieve global interface types :", lifecycleTypeEither.right().value());
1141                 return Either.right(ToscaError.GENERAL_ERROR);
1142             }
1143
1144             List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value().values().stream()
1145                 .map(InterfaceDataDefinition::getType)
1146                 .collect(Collectors.toList());
1147             //Add interface types for local interfaces in the original service component for proxy
1148             Map<String, Object> localInterfaceTypes = addInterfaceTypeElement(serviceComponent,
1149                 allGlobalInterfaceTypes);
1150             if (MapUtils.isNotEmpty(localInterfaceTypes)) {
1151                 proxyInterfaceTypes.putAll(localInterfaceTypes);
1152             }
1153
1154         }
1155         return Either.left(proxyInterfaceTypes);
1156     }
1157
1158     private Either<Map<String, ToscaNodeType>, ToscaError> createProxyNodeTypes(Map<String, Component> componentCache,
1159                                                                                 Component container) {
1160
1161         Map<String, ToscaNodeType> nodeTypesMap = new HashMap<>();
1162         Either<Map<String, ToscaNodeType>, ToscaError> res = Either.left(nodeTypesMap);
1163
1164         List<ComponentInstance> componentInstances = container.getComponentInstances();
1165
1166         if (componentInstances == null || componentInstances.isEmpty()) {
1167             return res;
1168         }
1169         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1170         List<ComponentInstance> proxyInst = componentInstances.stream()
1171             .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceProxy.name()))
1172             .collect(Collectors.toList());
1173         if (proxyInst != null && !proxyInst.isEmpty()) {
1174             for (ComponentInstance inst : proxyInst) {
1175                 serviceProxyInstanceList.put(inst.getToscaComponentName(), inst);
1176             }
1177         }
1178
1179         if (serviceProxyInstanceList.isEmpty()) {
1180             return res;
1181         }
1182         Either<Resource, StorageOperationStatus> serviceProxyOrigin = toscaOperationFacade
1183             .getLatestByName("serviceProxy");
1184         if (serviceProxyOrigin.isRight()) {
1185             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
1186                 serviceProxyOrigin.right().value());
1187             return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
1188         }
1189         Component origComponent = serviceProxyOrigin.left().value();
1190
1191         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1192             Component serviceComponent = null;
1193             ComponentParametersView componentParametersView = new ComponentParametersView();
1194             componentParametersView.disableAll();
1195             componentParametersView.setIgnoreCategories(false);
1196             componentParametersView.setIgnoreProperties(false);
1197             componentParametersView.setIgnoreInputs(false);
1198             componentParametersView.setIgnoreInterfaces(false);
1199             componentParametersView.setIgnoreRequirements(false);
1200             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1201                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1202             if (service.isRight()) {
1203                 log.debug("Failed to fetch resource with id {} for instance {}",
1204                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1205             } else {
1206                 serviceComponent = service.left().value();
1207             }
1208
1209             ToscaNodeType toscaNodeType = createProxyNodeType(componentCache, origComponent, serviceComponent,
1210                 entryProxy.getValue());
1211             nodeTypesMap.put(entryProxy.getKey(), toscaNodeType);
1212         }
1213
1214         return Either.left(nodeTypesMap);
1215     }
1216
1217     private void createServiceSubstitutionNodeTypes(final Map<String, Component> componentCache,
1218                                                     final Component container, final ToscaTemplate toscaNode) {
1219         final List<ComponentInstance> componentInstances = container.getComponentInstances();
1220
1221         if (CollectionUtils.isEmpty(componentInstances)) {
1222             return;
1223         }
1224         final List<ComponentInstance> serviceSubstitutionInstanceList = componentInstances.stream()
1225             .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceSubstitution.name()))
1226             .collect(Collectors.toList());
1227         if (CollectionUtils.isNotEmpty(serviceSubstitutionInstanceList)) {
1228             for (ComponentInstance inst : serviceSubstitutionInstanceList) {
1229                 final Map<String, ToscaNodeType> nodeTypes =
1230                     toscaNode.getNode_types() == null ? new HashMap<>() : toscaNode.getNode_types();
1231                 convertInterfaceNodeType(new HashMap<>(), componentCache.get(inst.getSourceModelUid()), toscaNode,
1232                     nodeTypes, true);
1233             }
1234         }
1235     }
1236
1237     private ToscaNodeType createProxyNodeType(Map<String, Component> componentCache, Component origComponent,
1238                                               Component proxyComponent, ComponentInstance componentInstance) {
1239         ToscaNodeType toscaNodeType = new ToscaNodeType();
1240         String derivedFrom = ((Resource) origComponent).getToscaResourceName();
1241
1242         toscaNodeType.setDerived_from(derivedFrom);
1243         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
1244         if (dataTypesEither.isRight()) {
1245             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
1246         }
1247         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
1248         Map<String, ToscaCapability> capabilities = this.capabilityRequirementConverter
1249             .convertProxyCapabilities(componentCache, componentInstance, dataTypes);
1250
1251         if (MapUtils.isNotEmpty(capabilities)) {
1252             toscaNodeType.setCapabilities(capabilities);
1253         }
1254         List<Map<String, ToscaRequirement>> proxyNodeTypeRequirements = this.capabilityRequirementConverter
1255             .convertProxyRequirements(componentCache, componentInstance);
1256         if (CollectionUtils.isNotEmpty(proxyNodeTypeRequirements)) {
1257             toscaNodeType.setRequirements(proxyNodeTypeRequirements);
1258         }
1259         Optional<Map<String, ToscaProperty>> proxyProperties = getProxyNodeTypeProperties(proxyComponent, dataTypes);
1260         proxyProperties.ifPresent(toscaNodeType::setProperties);
1261
1262         Map<String, Object> interfaceMap = new HashMap<>();
1263         if (MapUtils.isEmpty(componentInstance.getInterfaces())) {
1264             final Optional<Map<String, Object>> proxyInterfaces = getProxyNodeTypeInterfaces(proxyComponent, dataTypes);
1265             if (proxyInterfaces.isPresent()) {
1266                 interfaceMap = proxyInterfaces.get();
1267             }
1268         } else {
1269             interfaceMap = interfacesOperationsConverter
1270                 .getInterfacesMapFromComponentInstance(proxyComponent, componentInstance, dataTypes, false, false);
1271
1272         }
1273         interfacesOperationsConverter.removeInterfacesWithoutOperations(interfaceMap);
1274         toscaNodeType.setInterfaces(MapUtils.isEmpty(interfaceMap) ? null : interfaceMap);
1275
1276         return toscaNodeType;
1277     }
1278
1279     private Either<ToscaNodeTemplate, ToscaError> convertComponentInstanceRequirements(Component component,
1280                                                                                        ComponentInstance componentInstance,
1281                                                                                        List<RequirementCapabilityRelDef> relations,
1282                                                                                        ToscaNodeTemplate nodeTypeTemplate,
1283                                                                                        Component originComponent,
1284                                                                                        Map<String, Component> componentCache) {
1285
1286         final List<Map<String, ToscaTemplateRequirement>> toscaRequirements;
1287         final List<RequirementCapabilityRelDef> requirementDefinitionList = filterRequirements(componentInstance,
1288             relations);
1289         if (isNotEmpty(requirementDefinitionList)) {
1290             try {
1291                 toscaRequirements = buildRequirements(component, componentInstance,
1292                     requirementDefinitionList, originComponent, componentCache);
1293                 if (!toscaRequirements.isEmpty()) {
1294                     nodeTypeTemplate.setRequirements(toscaRequirements);
1295                 }
1296             } catch (final Exception e) {
1297                 log.debug("Failed to convert component instance requirements for the component instance {}. ",
1298                     componentInstance.getName(), e);
1299                 return Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
1300             }
1301         }
1302         log.debug("Finished to convert requirements for the node type {} ", componentInstance.getName());
1303         return Either.left(nodeTypeTemplate);
1304     }
1305
1306     private List<Map<String, ToscaTemplateRequirement>> buildRequirements(final Component component,
1307                                                                           final ComponentInstance componentInstance,
1308                                                                           final List<RequirementCapabilityRelDef> filteredRelations,
1309                                                                           final Component originComponent,
1310                                                                           final Map<String, Component> componentCache)
1311         throws ToscaExportException {
1312
1313         final List<Map<String, ToscaTemplateRequirement>> toscaRequirements = new ArrayList<>();
1314         for (RequirementCapabilityRelDef relationshipDefinition : filteredRelations) {
1315             final Map<String, ToscaTemplateRequirement> toscaTemplateRequirementMap =
1316                 buildRequirement(componentInstance, originComponent, component.getComponentInstances(),
1317                     relationshipDefinition, componentCache);
1318             toscaRequirements.add(toscaTemplateRequirementMap);
1319         }
1320
1321         return toscaRequirements;
1322     }
1323
1324     private List<RequirementCapabilityRelDef> filterRequirements(ComponentInstance componentInstance,
1325                                                                  List<RequirementCapabilityRelDef> relations) {
1326         return relations.stream()
1327             .filter(p -> componentInstance.getUniqueId().equals(p.getFromNode())).collect(Collectors.toList());
1328     }
1329
1330     private Map<String, ToscaTemplateRequirement> buildRequirement(final ComponentInstance fromInstance,
1331                                                                    final Component fromOriginComponent,
1332                                                                    final List<ComponentInstance> instancesList,
1333                                                                    final RequirementCapabilityRelDef relationshipDefinition,
1334                                                                    final Map<String, Component> componentCache)
1335         throws ToscaExportException {
1336
1337         final Map<String, List<RequirementDefinition>> reqMap = fromOriginComponent.getRequirements();
1338         final CapabilityRequirementRelationship capabilityRequirementRelationship = relationshipDefinition
1339             .getRelationships().get(0);
1340         final RelationshipInfo relationshipInfo = capabilityRequirementRelationship.getRelation();
1341
1342         final ComponentInstance toInstance = instancesList.stream()
1343             .filter(i -> relationshipDefinition.getToNode().equals(i.getUniqueId()))
1344             .findFirst().orElse(null);
1345         if (toInstance == null) {
1346             final String errorMsg = String
1347                 .format("Failed to find a relation from the node %s to the node %s", fromInstance.getName(),
1348                     relationshipDefinition.getToNode());
1349             log.debug(errorMsg);
1350             throw new ToscaExportException(errorMsg);
1351         }
1352         final Optional<RequirementDefinition> reqOpt =
1353             findRequirement(fromOriginComponent, reqMap, relationshipInfo, fromInstance.getUniqueId());
1354         if (reqOpt.isEmpty()) {
1355             final String errorMsg = String
1356                 .format("Failed to find a requirement with uniqueId %s on a component with uniqueId %s",
1357                     relationshipInfo.getRequirementUid(), fromOriginComponent.getUniqueId());
1358             log.debug(errorMsg);
1359             throw new ToscaExportException(errorMsg);
1360         }
1361         final ComponentParametersView filter = new ComponentParametersView(true);
1362         filter.setIgnoreComponentInstances(false);
1363         filter.setIgnoreCapabilities(false);
1364         filter.setIgnoreGroups(false);
1365         final Either<Component, StorageOperationStatus> getOriginRes =
1366             toscaOperationFacade.getToscaElement(toInstance.getActualComponentUid(), filter);
1367         if (getOriginRes.isRight()) {
1368             final String errorMsg = String.format(
1369                 "Failed to build substituted name for the requirement %s. "
1370                     + "Failed to get an origin component with uniqueId %s",
1371                 reqOpt.get().getName(), toInstance.getActualComponentUid());
1372             log.debug(errorMsg);
1373             throw new ToscaExportException(errorMsg);
1374         }
1375         final Component toOriginComponent = getOriginRes.left().value();
1376         Optional<CapabilityDefinition> capOpt = toOriginComponent.getCapabilities().get(reqOpt.get().getCapability()).stream()
1377             .filter(c -> isCapabilityBelongToRelation(relationshipInfo, c)).findFirst();
1378         if (capOpt.isEmpty()) {
1379             capOpt = findCapability(relationshipInfo, toOriginComponent, fromOriginComponent, reqOpt.get());
1380             if (capOpt.isEmpty()) {
1381                 final String errorMsg = String
1382                     .format("Failed to find a capability with name %s on a component with uniqueId %s",
1383                         relationshipInfo.getCapability(), fromOriginComponent.getUniqueId());
1384                 log.debug(errorMsg);
1385                 throw new ToscaExportException(errorMsg);
1386             }
1387         }
1388         return buildRequirement(fromOriginComponent, toOriginComponent, capOpt.get(), reqOpt.get(),
1389             capabilityRequirementRelationship, toInstance, componentCache);
1390     }
1391
1392     private boolean isCapabilityBelongToRelation(RelationshipInfo reqAndRelationshipPair,
1393                                                  CapabilityDefinition capability) {
1394         return capability.getName().equals(reqAndRelationshipPair.getCapability()) && (capability.getOwnerId() != null
1395             && capability.getOwnerId().equals(reqAndRelationshipPair.getCapabilityOwnerId()));
1396     }
1397
1398     private Optional<CapabilityDefinition> findCapability(RelationshipInfo reqAndRelationshipPair,
1399                                                           Component toOriginComponent, Component fromOriginComponent,
1400                                                           RequirementDefinition requirement) {
1401         Optional<CapabilityDefinition> cap = toOriginComponent.getCapabilities().get(requirement.getCapability())
1402             .stream().filter(c -> c.getType().equals(requirement.getCapability())).findFirst();
1403         if (!cap.isPresent()) {
1404             log.debug("Failed to find a capability with name {} on a component with uniqueId {}",
1405                 reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1406         }
1407         return cap;
1408     }
1409
1410     private Map<String, ToscaTemplateRequirement> buildRequirement(final Component fromOriginComponent,
1411                                                                    final Component toOriginComponent,
1412                                                                    final CapabilityDefinition capability,
1413                                                                    final RequirementDefinition requirement,
1414                                                                    final CapabilityRequirementRelationship capabilityRequirementRelationship,
1415                                                                    final ComponentInstance toInstance,
1416                                                                    final Map<String, Component> componentCache)
1417         throws ToscaExportException {
1418
1419         List<String> reducedPath = capability.getPath();
1420         if (capability.getOwnerId() != null) {
1421             reducedPath = capabilityRequirementConverter
1422                 .getReducedPathByOwner(capability.getPath(), capability.getOwnerId());
1423         }
1424         final RelationshipInfo relationshipInfo = capabilityRequirementRelationship.getRelation();
1425         final Either<String, Boolean> capabilityNameEither = capabilityRequirementConverter.buildSubstitutedName(componentCache,
1426             toOriginComponent, reducedPath, relationshipInfo.getCapability(), capability.getPreviousName());
1427         if (capabilityNameEither.isRight()) {
1428             final String errorMsg = String.format(
1429                 "Failed to build a substituted capability name for the capability with name %s on a component with uniqueId %s",
1430                 capabilityRequirementRelationship.getCapability(), toOriginComponent.getUniqueId());
1431             log.debug(
1432                 errorMsg);
1433             throw new ToscaExportException(errorMsg);
1434         }
1435         final Either<String, Boolean> requirementNameEither = capabilityRequirementConverter
1436             .buildSubstitutedName(componentCache, fromOriginComponent,
1437                 requirement.getPath(), relationshipInfo.getRequirement(), requirement.getPreviousName());
1438         if (requirementNameEither.isRight()) {
1439             final String errorMsg = String.format("Failed to build a substituted requirement name for the requirement "
1440                     + "with name %s on a component with uniqueId %s",
1441                 capabilityRequirementRelationship.getRequirement(), fromOriginComponent.getUniqueId());
1442             log.debug(errorMsg);
1443             throw new ToscaExportException(errorMsg);
1444         }
1445         final ToscaTemplateRequirement toscaRequirement = new ToscaTemplateRequirement();
1446         final Map<String, ToscaTemplateRequirement> toscaReqMap = new HashMap<>();
1447         toscaRequirement.setNode(toInstance.getName());
1448         toscaRequirement.setCapability(capabilityNameEither.left().value());
1449         if (isNotEmpty(capabilityRequirementRelationship.getOperations())) {
1450             toscaRequirement.setRelationship(new ToscaRelationshipBuilder().from(capabilityRequirementRelationship));
1451         }
1452         toscaReqMap.put(requirementNameEither.left().value(), toscaRequirement);
1453         return toscaReqMap;
1454     }
1455
1456     private Optional<RequirementDefinition> findRequirement(Component fromOriginComponent,
1457                                                             Map<String, List<RequirementDefinition>> reqMap,
1458                                                             RelationshipInfo reqAndRelationshipPair,
1459                                                             String fromInstanceId) {
1460         for (List<RequirementDefinition> reqList : reqMap.values()) {
1461             Optional<RequirementDefinition> reqOpt = reqList.stream().filter(
1462                 r -> isRequirementBelongToRelation(fromOriginComponent, reqAndRelationshipPair, r, fromInstanceId))
1463                 .findFirst();
1464             if (reqOpt.isPresent()) {
1465                 return reqOpt;
1466             }
1467         }
1468         return Optional.empty();
1469     }
1470
1471     /**
1472      * Allows detecting the requirement belonging to the received relationship The detection logic is: A requirement
1473      * belongs to a relationship IF 1.The name of the requirement equals to the "requirement" field of the relation; AND
1474      * 2. In case of a non-atomic resource, OwnerId of the requirement equals to requirementOwnerId of the relation OR
1475      * uniqueId of toInstance equals to capabilityOwnerId of the relation
1476      */
1477     private boolean isRequirementBelongToRelation(Component originComponent, RelationshipInfo reqAndRelationshipPair,
1478                                                   RequirementDefinition requirement, String fromInstanceId) {
1479         if (!StringUtils.equals(requirement.getName(), reqAndRelationshipPair.getRequirement())) {
1480             log.debug("Failed to find a requirement with name {} and  reqAndRelationshipPair {}",
1481                 requirement.getName(), reqAndRelationshipPair.getRequirement());
1482             return false;
1483         }
1484         return ModelConverter.isAtomicComponent(originComponent) ||
1485             isRequirementBelongToOwner(reqAndRelationshipPair, requirement, fromInstanceId, originComponent);
1486     }
1487
1488     private boolean isRequirementBelongToOwner(RelationshipInfo reqAndRelationshipPair,
1489                                                RequirementDefinition requirement, String fromInstanceId,
1490                                                Component originComponent) {
1491         return StringUtils.equals(requirement.getOwnerId(), reqAndRelationshipPair.getRequirementOwnerId())
1492             || (isCvfc(originComponent) && StringUtils
1493             .equals(fromInstanceId, reqAndRelationshipPair.getRequirementOwnerId())
1494             || StringUtils.equals(requirement.getOwnerId(), originComponent.getUniqueId()));
1495     }
1496
1497     private boolean isCvfc(Component component) {
1498         return component.getComponentType() == ComponentTypeEnum.RESOURCE &&
1499             ((Resource) component).getResourceType() == ResourceTypeEnum.CVFC;
1500     }
1501
1502     private Either<SubstitutionMapping, ToscaError> convertCapabilities(Component component,
1503                                                                         SubstitutionMapping substitutionMappings,
1504                                                                         Map<String, Component> componentCache) {
1505
1506         Either<SubstitutionMapping, ToscaError> result = Either.left(substitutionMappings);
1507         Either<Map<String, String[]>, ToscaError> toscaCapabilitiesRes = capabilityRequirementConverter
1508             .convertSubstitutionMappingCapabilities(componentCache, component);
1509         if (toscaCapabilitiesRes.isRight()) {
1510             result = Either.right(toscaCapabilitiesRes.right().value());
1511             log.debug("Failed convert capabilities for the component {}. ", component.getName());
1512         } else if (isNotEmpty(toscaCapabilitiesRes.left().value())) {
1513             substitutionMappings.setCapabilities(toscaCapabilitiesRes.left().value());
1514             log.debug("Finish convert capabilities for the component {}. ", component.getName());
1515         }
1516         log.debug("Finished to convert capabilities for the component {}. ", component.getName());
1517         return result;
1518     }
1519
1520     private Either<ToscaNodeType, ToscaError> convertCapabilities(Map<String, Component> componentsCache,
1521                                                                   Component component, ToscaNodeType nodeType,
1522                                                                   Map<String, DataTypeDefinition> dataTypes) {
1523         Map<String, ToscaCapability> toscaCapabilities = capabilityRequirementConverter
1524             .convertCapabilities(componentsCache, component,
1525                 dataTypes);
1526         if (!toscaCapabilities.isEmpty()) {
1527             nodeType.setCapabilities(toscaCapabilities);
1528         }
1529         log.debug("Finish convert Capabilities for node type");
1530
1531         return Either.left(nodeType);
1532     }
1533
1534     private Map<String, ToscaTemplateArtifact> convertToNodeTemplateArtifacts(
1535         Map<String, ToscaArtifactDataDefinition> artifacts) {
1536         if (artifacts == null) {
1537             return null;
1538         }
1539         Map<String, ToscaTemplateArtifact> arts = new HashMap<>();
1540         for (Map.Entry<String, ToscaArtifactDataDefinition> entry : artifacts.entrySet()) {
1541             ToscaTemplateArtifact artifact = new ToscaTemplateArtifact();
1542             artifact.setFile(entry.getValue().getFile());
1543             artifact.setType(entry.getValue().getType());
1544             arts.put(entry.getKey(), artifact);
1545         }
1546         return arts;
1547     }
1548
1549     protected NodeFilter convertToNodeTemplateNodeFilterComponent(CINodeFilterDataDefinition inNodeFilter) {
1550         if (inNodeFilter == null) {
1551             return null;
1552         }
1553         NodeFilter nodeFilter = new NodeFilter();
1554
1555         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities =
1556             inNodeFilter.getCapabilities();
1557
1558         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties = inNodeFilter.getProperties();
1559
1560         List<Map<String, CapabilityFilter>> capabilitiesCopy = new ArrayList<>();
1561         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1562
1563         copyNodeFilterCapabilitiesTemplate(origCapabilities, capabilitiesCopy);
1564         copyNodeFilterProperties(origProperties, propertiesCopy);
1565
1566         if (CollectionUtils.isNotEmpty(capabilitiesCopy)) {
1567             nodeFilter.setCapabilities(capabilitiesCopy);
1568         }
1569
1570         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1571             nodeFilter.setProperties(propertiesCopy);
1572         }
1573
1574         nodeFilter.setTosca_id(cloneToscaId(inNodeFilter.getTosca_id()));
1575
1576         nodeFilter = (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1577
1578         return nodeFilter;
1579     }
1580
1581     private NodeFilter convertToSubstitutionFilterComponent(
1582         final SubstitutionFilterDataDefinition substitutionFilterDataDefinition) {
1583
1584         if (substitutionFilterDataDefinition == null) {
1585             return null;
1586         }
1587         NodeFilter nodeFilter = new NodeFilter();
1588
1589         ListDataDefinition<RequirementSubstitutionFilterPropertyDataDefinition> origProperties =
1590             substitutionFilterDataDefinition.getProperties();
1591         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1592
1593         copySubstitutionFilterProperties(origProperties, propertiesCopy);
1594
1595         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1596             nodeFilter.setProperties(propertiesCopy);
1597         }
1598         nodeFilter.setTosca_id(cloneToscaId(substitutionFilterDataDefinition.getTosca_id()));
1599
1600         return (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1601     }
1602
1603     private Object cloneToscaId(Object toscaId) {
1604         return Objects.isNull(toscaId) ? null
1605             : cloneObjectFromYml(toscaId, toscaId.getClass());
1606     }
1607
1608     private Object cloneObjectFromYml(Object objToClone, Class classOfObj) {
1609         String objectAsYml = yamlUtil.objectToYaml(objToClone);
1610         return yamlUtil.yamlToObject(objectAsYml, classOfObj);
1611     }
1612
1613     private void copyNodeFilterCapabilitiesTemplate(
1614         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities,
1615         List<Map<String, CapabilityFilter>> capabilitiesCopy) {
1616         if (origCapabilities == null || origCapabilities.getListToscaDataDefinition() == null ||
1617             origCapabilities.getListToscaDataDefinition().isEmpty()) {
1618             return;
1619         }
1620         for (RequirementNodeFilterCapabilityDataDefinition capability : origCapabilities.getListToscaDataDefinition()) {
1621             Map<String, CapabilityFilter> capabilityFilterCopyMap = new HashMap<>();
1622             CapabilityFilter capabilityFilter = new CapabilityFilter();
1623             List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1624             copyNodeFilterProperties(capability.getProperties(), propertiesCopy);
1625             capabilityFilter.setProperties(propertiesCopy);
1626             capabilityFilterCopyMap.put(capability.getName(), capabilityFilter);
1627             capabilitiesCopy.add(capabilityFilterCopyMap);
1628         }
1629     }
1630
1631     private void copyNodeFilterProperties(
1632         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties,
1633         List<Map<String, List<Object>>> propertiesCopy) {
1634         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1635             origProperties.isEmpty()) {
1636             return;
1637         }
1638         Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1639         for (RequirementNodeFilterPropertyDataDefinition propertyDataDefinition : origProperties
1640             .getListToscaDataDefinition()) {
1641             for (String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1642                 Map propertyValObj = new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1643                 String propertyName = propertyDataDefinition.getName();
1644                 if (propertyMapCopy.containsKey(propertyName)) {
1645                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1646                 } else {
1647                     if (propertyName != null) {
1648                         List propsList = new ArrayList();
1649                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1650                         propertyMapCopy.put(propertyName, propsList);
1651                     } else {
1652                         propertyMapCopy.putAll(propertyValObj);
1653                     }
1654                 }
1655             }
1656         }
1657         propertyMapCopy.entrySet().stream().forEach(entry ->
1658             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1659     }
1660
1661     private void copySubstitutionFilterProperties(
1662         final ListDataDefinition<RequirementSubstitutionFilterPropertyDataDefinition> origProperties,
1663         final List<Map<String, List<Object>>> propertiesCopy) {
1664         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1665             origProperties.isEmpty()) {
1666             return;
1667         }
1668         final Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1669         for (final RequirementSubstitutionFilterPropertyDataDefinition propertyDataDefinition : origProperties
1670             .getListToscaDataDefinition()) {
1671             for (final String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1672                 final Map<String, List<Object>> propertyValObj = new YamlUtil()
1673                     .yamlToObject(propertyInfoEntry, Map.class);
1674                 final String propertyName = propertyDataDefinition.getName();
1675                 if (propertyMapCopy.containsKey(propertyName)) {
1676                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1677                 } else {
1678                     if (propertyName != null) {
1679                         final List<Object> propsList = new ArrayList();
1680                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1681                         propertyMapCopy.put(propertyName, propsList);
1682                     } else {
1683                         propertyMapCopy.putAll(propertyValObj);
1684                     }
1685                 }
1686             }
1687         }
1688         propertyMapCopy.entrySet().forEach(entry ->
1689             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1690     }
1691
1692     private void addPropertyConstraintValueToList(String propertyName, Map propertyValObj, List propsList) {
1693         if (propertyValObj.containsKey(propertyName)) {
1694             propsList.add(propertyValObj.get(propertyName));
1695         } else {
1696             propsList.add(propertyValObj);
1697         }
1698     }
1699
1700     private void addCalculatedConstraintsIntoPropertiesList(List<Map<String, List<Object>>> propertiesCopy,
1701                                                             Entry<String, List<Object>> entry) {
1702         Map<String, List<Object>> tempMap = new HashMap<>();
1703         tempMap.put(entry.getKey(), entry.getValue());
1704         propertiesCopy.add(tempMap);
1705     }
1706
1707     private static class CustomRepresenter extends Representer {
1708
1709         CustomRepresenter() {
1710             super();
1711             this.representers.put(ToscaPropertyAssignment.class, new RepresentToscaPropertyAssignment());
1712             // null representer is exceptional and it is stored as an instance
1713             // variable.
1714             this.nullRepresenter = new RepresentNull();
1715
1716         }
1717
1718         private class RepresentToscaPropertyAssignment implements Represent {
1719             public Node representData(Object data) {
1720                 final ToscaPropertyAssignment toscaOperationAssignment = (ToscaPropertyAssignment) data;
1721                 if (toscaOperationAssignment.getValue() instanceof String) {
1722                     final String stringValue = (String) toscaOperationAssignment.getValue();
1723                     if (isPropertyOrAttributeFunction(stringValue)) {
1724                         return representGetAttribute(stringValue);
1725                     }
1726
1727                     return representScalar(Tag.STR, stringValue);
1728                 }
1729                 return represent(null);
1730             }
1731
1732             public Node representGetAttribute(final String getAttributeFunction) {
1733                 return represent(new Yaml().load(getAttributeFunction));
1734             }
1735
1736             public boolean isPropertyOrAttributeFunction(final String value) {
1737                 try {
1738                     final Yaml yaml = new Yaml();
1739                     final Object yamlObj = yaml.load(value);
1740                     if (!(yamlObj instanceof Map)) {
1741                         return false;
1742                     }
1743                     final Map<String, Object> getAttributeMap = (Map) yamlObj;
1744                     if (getAttributeMap.size() != 1) {
1745                         return false;
1746                     }
1747                     final List<String> functionList = Arrays
1748                         .asList(GET_ATTRIBUTE.getFunctionName(), GET_INPUT.getFunctionName(),
1749                             GET_PROPERTY.getFunctionName());
1750                     final Optional<String> function = getAttributeMap.keySet().stream()
1751                         .filter(key -> functionList.stream().anyMatch(function1 -> function1.equals(key))).findFirst();
1752
1753                     if (function.isEmpty()) {
1754                         return false;
1755                     }
1756                     final String functionName = function.get();
1757                     final Object getAttributeValueObj = getAttributeMap.get(functionName);
1758                     if (GET_INPUT.getFunctionName().equals(functionName)) {
1759                         return validateGetInputValue(getAttributeValueObj);
1760                     } else {
1761                         return validateGetPropertyOrAttributeValue(getAttributeValueObj);
1762                     }
1763                 } catch (final Exception ignored) {
1764                     return false;
1765                 }
1766             }
1767         }
1768
1769         public boolean validateGetInputValue(final Object valueObj) {
1770             if (!(valueObj instanceof List) && !(valueObj instanceof String)) {
1771                 return false;
1772             }
1773             if (valueObj instanceof List) {
1774                 return ((List) valueObj).size() > 1;
1775             }
1776
1777             return true;
1778         }
1779
1780         public boolean validateGetPropertyOrAttributeValue(final Object valueObj) {
1781             if (valueObj instanceof List) {
1782                 return ((List) valueObj).size() > 1;
1783             }
1784
1785             return false;
1786         }
1787
1788         @Override
1789         protected NodeTuple representJavaBeanProperty(Object javaBean, Property property, Object propertyValue,
1790                                                       Tag customTag) {
1791             if (propertyValue == null) {
1792                 return null;
1793             }
1794             // skip not relevant for Tosca property
1795             if ("dependencies".equals(property.getName())) {
1796                 return null;
1797             }
1798             if (javaBean instanceof ToscaRelationshipTemplate && "name".equals(property.getName())) {
1799                 return null;
1800             }
1801
1802             removeDefaultP(propertyValue);
1803             NodeTuple defaultNode = super.representJavaBeanProperty(javaBean, property, propertyValue, customTag);
1804
1805             if (javaBean instanceof ToscaTopolgyTemplate && "relationshipTemplates".equals(property.getName())) {
1806                 return new NodeTuple(representData("relationship_templates"), defaultNode.getValueNode());
1807             }
1808
1809             return "_defaultp_".equals(property.getName())
1810                 ? new NodeTuple(representData("default"), defaultNode.getValueNode()) : defaultNode;
1811         }
1812
1813         private void removeDefaultP(final Object propertyValue) {
1814             if (propertyValue instanceof Map) {
1815                 final Map mapPropertyValue = ((Map) propertyValue);
1816
1817                 final Iterator<Entry> iter = mapPropertyValue.entrySet().iterator();
1818                 Object defaultValue = null;
1819                 while (iter.hasNext()) {
1820                     final Map.Entry entry = iter.next();
1821
1822                     if ("_defaultp_".equals(entry.getKey())) {
1823                         defaultValue = entry.getValue();
1824                         iter.remove();
1825                     } else if (entry.getValue() instanceof Map) {
1826                         removeDefaultP(entry.getValue());
1827                     }
1828                 }
1829                 if (defaultValue != null) {
1830                     mapPropertyValue.putIfAbsent("default", defaultValue);
1831                 }
1832             }
1833         }
1834
1835         @Override
1836         protected MappingNode representJavaBean(Set<Property> properties, Object javaBean) {
1837             // remove the bean type from the output yaml (!! ...)
1838             if (!classTags.containsKey(javaBean.getClass())) {
1839                 addClassTag(javaBean.getClass(), Tag.MAP);
1840             }
1841
1842             return super.representJavaBean(properties, javaBean);
1843         }
1844
1845         private class RepresentNull implements Represent {
1846
1847             @Override
1848             public Node representData(Object data) {
1849                 // possible values are here http://yaml.org/type/null.html
1850                 return representScalar(Tag.NULL, "");
1851             }
1852         }
1853     }
1854
1855     private static class UnsortedPropertyUtils extends PropertyUtils {
1856
1857         @Override
1858         protected Set<Property> createPropertySet(Class type, BeanAccess bAccess) {
1859             Collection<Property> fields = getPropertiesMap(type, BeanAccess.FIELD).values();
1860             return new LinkedHashSet<>(fields);
1861         }
1862     }
1863
1864     private Object removeOperationsKeyFromInterface(Object interfaceInstanceDataDefinition) {
1865         ObjectMapper objectMapper = new ObjectMapper();
1866         objectMapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
1867
1868         Map<String, Object> interfaceAsMap = ServiceUtils.getObjectAsMap(interfaceInstanceDataDefinition);
1869         Map<String, Object> operations = (Map<String, Object>) interfaceAsMap.remove("operations");
1870         interfaceAsMap.remove("empty");
1871
1872         if (MapUtils.isNotEmpty(operations)) {
1873             interfaceAsMap.putAll(operations);
1874         }
1875
1876         Object interfaceObject = objectMapper.convertValue(interfaceAsMap, Object.class);
1877
1878         return interfaceObject;
1879
1880     }
1881
1882     private Map<String, String[]> buildSubstitutionMappingPropertyMapping(final Component component) {
1883         if (component == null || CollectionUtils.isEmpty(component.getInputs())) {
1884             return Collections.emptyMap();
1885         }
1886         return component.getInputs().stream()
1887             .map(PropertyDataDefinition::getName)
1888             .collect(
1889                 Collectors.toMap(
1890                     inputName -> inputName,
1891                     inputName -> new String[]{inputName},
1892                     (inputName1, inputName2) -> inputName1)
1893             );
1894     }
1895
1896     private Map<String, String[]> buildSubstitutionMappingAttributesMapping(final Component component) {
1897         if (component == null || CollectionUtils.isEmpty(component.getOutputs())) {
1898             return Collections.emptyMap();
1899         }
1900         return component.getOutputs().stream()
1901             .map(AttributeDataDefinition::getName)
1902             .collect(
1903                 Collectors.toMap(
1904                     outputName -> outputName,
1905                     outputName -> new String[]{outputName},
1906                     (outputName1, outputName2) -> outputName1)
1907             );
1908     }
1909
1910     Optional<Map<String, ToscaProperty>> getProxyNodeTypeProperties(Component proxyComponent,
1911                                                                     Map<String, DataTypeDefinition>
1912                                                                         dataTypes) {
1913         if (Objects.isNull(proxyComponent)) {
1914             return Optional.empty();
1915         }
1916         Map<String, ToscaProperty> proxyProperties = new HashMap<>();
1917         addInputsToProperties(dataTypes, proxyComponent.getInputs(), proxyProperties);
1918         if (CollectionUtils.isNotEmpty(proxyComponent.getProperties())) {
1919             proxyProperties.putAll(proxyComponent.getProperties().stream()
1920                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition,
1921                     proxyComponent.getInputs()))
1922                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
1923                     property -> propertyConvertor.convertProperty(dataTypes, property,
1924                         PropertyConvertor.PropertyType.PROPERTY))));
1925         }
1926         return MapUtils.isNotEmpty(proxyProperties) ? Optional.of(proxyProperties) : Optional.empty();
1927     }
1928
1929     void addInputsToProperties(Map<String, DataTypeDefinition> dataTypes,
1930                                List<InputDefinition> componentInputs,
1931                                Map<String, ToscaProperty> mergedProperties) {
1932         if (CollectionUtils.isEmpty(componentInputs)) {
1933             return;
1934         }
1935         for (InputDefinition input : componentInputs) {
1936             ToscaProperty property = propertyConvertor.convertProperty(dataTypes, input,
1937                 PropertyConvertor.PropertyType.INPUT);
1938             mergedProperties.put(input.getName(), property);
1939         }
1940     }
1941
1942     Optional<Map<String, Object>> getProxyNodeTypeInterfaces(Component proxyComponent,
1943                                                              Map<String, DataTypeDefinition> dataTypes) {
1944         if (Objects.isNull(proxyComponent) || MapUtils.isEmpty(proxyComponent.getInterfaces())) {
1945             return Optional.empty();
1946         }
1947         Map<String, InterfaceDefinition> proxyComponentInterfaces = proxyComponent.getInterfaces();
1948         //Unset artifact path for operation implementation for proxy node types as for operations with artifacts it is
1949         // always available in the proxy node template
1950         removeOperationImplementationForProxyNodeType(proxyComponentInterfaces);
1951         return Optional.ofNullable(interfacesOperationsConverter
1952             .getInterfacesMap(proxyComponent, null, proxyComponentInterfaces, dataTypes,
1953                 false, false));
1954     }
1955
1956     private static void removeOperationImplementationForProxyNodeType(
1957         Map<String, InterfaceDefinition> proxyComponentInterfaces) {
1958         if (MapUtils.isEmpty(proxyComponentInterfaces)) {
1959             return;
1960         }
1961         proxyComponentInterfaces.values().stream().map(InterfaceDataDefinition::getOperations)
1962             .filter(MapUtils::isNotEmpty)
1963             .forEach(operations -> operations.values().forEach(operation -> operation.setImplementation(null)));
1964     }
1965 }