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.datatypes.model.AttributeDefinition;
  58 import org.onap.sdc.tosca.services.YamlUtil;
  59 import org.openecomp.sdc.be.components.impl.exceptions.SdcResourceNotFoundException;
  60 import org.openecomp.sdc.be.config.ConfigurationManager;
  61 import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
  62 import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
  63 import org.openecomp.sdc.be.datatypes.elements.AttributeDataDefinition;
  64 import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
  65 import org.openecomp.sdc.be.datatypes.elements.InterfaceDataDefinition;
  66 import org.openecomp.sdc.be.datatypes.elements.ListDataDefinition;
  67 import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
  68 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterCapabilityDataDefinition;
  69 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterPropertyDataDefinition;
  70 import org.openecomp.sdc.be.datatypes.elements.RequirementSubstitutionFilterPropertyDataDefinition;
  71 import org.openecomp.sdc.be.datatypes.elements.SubstitutionFilterDataDefinition;
  72 import org.openecomp.sdc.be.datatypes.elements.ToscaArtifactDataDefinition;
  73 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  74 import org.openecomp.sdc.be.datatypes.enums.JsonPresentationFields;
  75 import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
  76 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  77 import org.openecomp.sdc.be.exception.ToscaExportException;
  78 import org.openecomp.sdc.be.model.ArtifactDefinition;
  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_1";
 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 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         final 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             setComponentCache(componentCache, componentInstance, fetchedComponent);
 576             addDependencies(imports, dependencies, fetchedComponent);
 577         }
 578     }
 579
 580     /**
 581      * Sets a componentCache from the given component/resource.
 582      */
 583     private void 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 || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 588             final Either<Component, StorageOperationStatus> sourceService = toscaOperationFacade
 589                 .getToscaFullElement(componentInstance.getSourceModelUid());
 590             if (sourceService.isRight() && (log.isDebugEnabled())) {
 591                 log.debug("Failed to fetch source service with id {} for proxy {}",
 592                     componentInstance.getSourceModelUid(), componentInstance.getUniqueId());
 593             }
 594             final Component fetchedSource = sourceService.left().value();
 595             componentCache.put(fetchedSource.getUniqueId(), fetchedSource);
 596         }
 597     }
 598
 599     /**
 600      * Retrieves all derived_from nodes and stores it in a predictable order.
 601      */
 602     private void addDependencies(final List<Map<String, Map<String, String>>> imports,
 603                                  final List<Triple<String, String, Component>> dependencies,
 604                                  final Component fetchedComponent) {
 605         final Set<Component> componentsList = new LinkedHashSet<>();
 606         if (fetchedComponent instanceof Resource) {
 607             log.debug("fetchedComponent is a resource {}", fetchedComponent);
 608
 609             final Optional<Map<String, String>> derivedFromMapOfIdToName = getDerivedFromMapOfIdToName(fetchedComponent,
 610                 componentsList);
 611             if (derivedFromMapOfIdToName.isPresent()) {
 612                 derivedFromMapOfIdToName.get().entrySet().forEach(entry -> {
 613                     log.debug("Started entry.getValue() : {}", entry.getValue());
 614                     if (!NATIVE_ROOT.equals(entry.getValue())) {
 615                         Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 616                             .getToscaElement(entry.getKey());
 617                         if (resourcefetched != null && resourcefetched.isLeft()) {
 618                             componentsList.add(resourcefetched.left().value());
 619                         }
 620                     }
 621                 });
 622             }
 623             setImports(imports, dependencies, componentsList);
 624         }
 625     }
 626
 627     /**
 628      * Returns all derived_from nodes found.
 629      */
 630     private Optional<Map<String, String>> getDerivedFromMapOfIdToName(final Component fetchedComponent,
 631                                                                       final Set<Component> componentsList) {
 632         final Resource parentResource = (Resource) fetchedComponent;
 633         Map<String, String> derivedFromMapOfIdToName = new HashMap<>();
 634         if (CollectionUtils.isNotEmpty(parentResource.getComponentInstances())) {
 635             componentsList.add(fetchedComponent);
 636             for (final ComponentInstance componentInstance : parentResource.getComponentInstances()) {
 637                 final Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 638                     .getToscaElement(componentInstance.getComponentUid());
 639                 if (resourcefetched != null && resourcefetched.isLeft()) {
 640                     final Map<String, String> derivedWithId = resourcefetched.left().value()
 641                         .getDerivedFromMapOfIdToName();
 642                     if (MapUtils.isNotEmpty(derivedWithId)) {
 643                         derivedFromMapOfIdToName.putAll(derivedWithId);
 644                     }
 645                 }
 646             }
 647         } else {
 648             derivedFromMapOfIdToName = parentResource.getDerivedFromMapOfIdToName();
 649         }
 650         log.debug("Started derivedFromMapOfIdToName: {}", derivedFromMapOfIdToName);
 651         return Optional.ofNullable(derivedFromMapOfIdToName);
 652     }
 653
 654     /**
 655      * Creates a resource map and adds it to the import list.
 656      */
 657     private void setImports(final List<Map<String, Map<String, String>>> imports,
 658                             final List<Triple<String, String, Component>> dependencies,
 659                             final Set<Component> componentsList) {
 660         componentsList.forEach(component -> {
 661             final Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 662             final ArtifactDefinition artifactDefinition = toscaArtifacts.get(ASSET_TOSCA_TEMPLATE);
 663             if (artifactDefinition != null) {
 664                 final Map<String, String> files = new HashMap<>();
 665                 final String artifactName = artifactDefinition.getArtifactName();
 666                 files.put(IMPORTS_FILE_KEY, artifactName);
 667                 final StringBuilder keyNameBuilder = new StringBuilder();
 668                 keyNameBuilder.append(component.getComponentType().toString().toLowerCase());
 669                 keyNameBuilder.append("-");
 670                 keyNameBuilder.append(component.getName());
 671                 addImports(imports, keyNameBuilder, files);
 672                 dependencies
 673                     .add(new ImmutableTriple<String, String, Component>(artifactName, artifactDefinition.getEsId(),
 674                         component));
 675
 676                 if (!ModelConverter.isAtomicComponent(component)) {
 677                     final Map<String, String> interfaceFiles = new HashMap<>();
 678                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactName));
 679                     keyNameBuilder.append("-interface");
 680                     addImports(imports, keyNameBuilder, interfaceFiles);
 681                 }
 682             }
 683         });
 684     }
 685
 686     /**
 687      * Adds the found resource to the import definition list.
 688      */
 689     private void addImports(final List<Map<String, Map<String, String>>> imports,
 690                             final StringBuilder keyNameBuilder,
 691                             final Map<String, String> files) {
 692         final String mapKey = keyNameBuilder.toString();
 693         if (imports.stream().allMatch(stringMapMap -> stringMapMap.get(mapKey) == null)) {
 694             final Map<String, Map<String, String>> importsListMember = new HashMap<>();
 695             importsListMember.put(keyNameBuilder.toString(), files);
 696             imports.add(importsListMember);
 697         }
 698     }
 699
 700     public static String getInterfaceFilename(String artifactName) {
 701         return artifactName.substring(0, artifactName.lastIndexOf('.')) + ToscaExportHandler.TOSCA_INTERFACE_NAME;
 702     }
 703
 704     private Either<ToscaTemplate, ToscaError> convertNodeType(Map<String, Component> componentsCache,
 705                                                               Component component, ToscaTemplate toscaNode,
 706                                                               Map<String, ToscaNodeType> nodeTypes) {
 707         return convertInterfaceNodeType(componentsCache, component, toscaNode, nodeTypes, false);
 708     }
 709
 710     public Either<ToscaTemplate, ToscaError> convertInterfaceNodeType(Map<String, Component> componentsCache,
 711                                                                       Component component, ToscaTemplate toscaNode,
 712                                                                       Map<String, ToscaNodeType> nodeTypes,
 713                                                                       boolean isAssociatedComponent) {
 714         log.debug("start convert node type for {}", component.getUniqueId());
 715         ToscaNodeType toscaNodeType = createNodeType(component);
 716
 717         Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
 718             interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
 719         if (lifecycleTypeEither.isRight()) {
 720             log.debug("Failed to fetch all interface types :", lifecycleTypeEither.right().value());
 721             return Either.right(ToscaError.GENERAL_ERROR);
 722         }
 723         List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value()
 724             .values()
 725             .stream()
 726             .map(InterfaceDataDefinition::getType)
 727             .collect(Collectors.toList());
 728         toscaNode.setInterface_types(addInterfaceTypeElement(component, allGlobalInterfaceTypes));
 729
 730         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
 731         if (dataTypesEither.isRight()) {
 732             log.debug("Failed to fetch all data types :", dataTypesEither.right().value());
 733             return Either.right(ToscaError.GENERAL_ERROR);
 734         }
 735
 736         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 737
 738         List<InputDefinition> inputDef = component.getInputs();
 739         Map<String, ToscaProperty> mergedProperties = new HashMap<>();
 740         interfacesOperationsConverter
 741             .addInterfaceDefinitionElement(component, toscaNodeType, dataTypes, isAssociatedComponent);
 742         addInputsToProperties(dataTypes, inputDef, mergedProperties);
 743
 744         if (CollectionUtils.isNotEmpty(component.getProperties())) {
 745             List<PropertyDefinition> properties = component.getProperties();
 746             Map<String, ToscaProperty> convertedProperties = properties.stream()
 747                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition, component.getInputs()))
 748                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
 749                     property -> propertyConvertor.convertProperty(dataTypes, property,
 750                         PropertyConvertor.PropertyType.PROPERTY)));
 751             // merge component properties and inputs properties
 752             mergedProperties.putAll(convertedProperties);
 753         }
 754         if (MapUtils.isNotEmpty(mergedProperties)) {
 755             toscaNodeType.setProperties(mergedProperties);
 756         }
 757
 758         /* convert private data_types */
 759         List<DataTypeDefinition> privateDataTypes = component.getDataTypes();
 760         if (CollectionUtils.isNotEmpty(privateDataTypes)) {
 761             Map<String, ToscaDataType> toscaDataTypeMap = new HashMap<>();
 762             for (DataTypeDefinition dataType : privateDataTypes) {
 763                 log.debug("Emitting private data type: component.name={} dataType.name={}",
 764                     component.getNormalizedName(), dataType.getName());
 765                 ToscaDataType toscaDataType = new ToscaDataType();
 766                 toscaDataType.setDerived_from(dataType.getDerivedFromName());
 767                 toscaDataType.setDescription(dataType.getDescription());
 768                 toscaDataType.setVersion(dataType.getVersion());
 769                 if (CollectionUtils.isNotEmpty(dataType.getProperties())) {
 770                     toscaDataType.setProperties(dataType.getProperties().stream()
 771                         .collect(Collectors.toMap(
 772                             s -> s.getName(),
 773                             s -> propertyConvertor
 774                                 .convertProperty(dataTypes, s, PropertyConvertor.PropertyType.PROPERTY)
 775                         )));
 776                 }
 777                 toscaDataTypeMap.put(dataType.getName(), toscaDataType);
 778             }
 779             toscaNode.setData_types(toscaDataTypeMap);
 780         }
 781
 782         // Extracted to method for code reuse
 783         return convertReqCapAndTypeName(componentsCache, component, toscaNode, nodeTypes, toscaNodeType, dataTypes);
 784     }
 785
 786     private Either<ToscaTemplate, ToscaError> convertReqCapAndTypeName(Map<String, Component> componentsCache,
 787                                                                        Component component, ToscaTemplate toscaNode,
 788                                                                        Map<String, ToscaNodeType> nodeTypes,
 789                                                                        ToscaNodeType toscaNodeType,
 790                                                                        Map<String, DataTypeDefinition> dataTypes) {
 791         Either<ToscaNodeType, ToscaError> capabilities = convertCapabilities(componentsCache, component, toscaNodeType,
 792             dataTypes);
 793         if (capabilities.isRight()) {
 794             return Either.right(capabilities.right().value());
 795         }
 796         toscaNodeType = capabilities.left().value();
 797         log.debug("Capabilities converted for {}", component.getUniqueId());
 798
 799         Either<ToscaNodeType, ToscaError> requirements = capabilityRequirementConverter
 800             .convertRequirements(componentsCache, component,
 801                 toscaNodeType);
 802         if (requirements.isRight()) {
 803             return Either.right(requirements.right().value());
 804         }
 805         toscaNodeType = requirements.left().value();
 806         log.debug("Requirements converted for {}", component.getUniqueId());
 807
 808         String toscaResourceName;
 809         switch (component.getComponentType()) {
 810             case RESOURCE:
 811                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 812                     .getMetadataDataDefinition()).getToscaResourceName();
 813                 break;
 814             case SERVICE:
 815                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 816                     + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 817                 break;
 818             default:
 819                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 820                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 821         }
 822
 823         nodeTypes.put(toscaResourceName, toscaNodeType);
 824         toscaNode.setNode_types(nodeTypes);
 825         log.debug("finish convert node type for {}", component.getUniqueId());
 826         return Either.left(toscaNode);
 827     }
 828
 829     protected Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplates(
 830         Component component,
 831         List<ComponentInstance> componentInstances,
 832         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
 833         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 834         Map<String, Component> componentCache, Map<String, DataTypeDefinition> dataTypes,
 835         ToscaTopolgyTemplate topologyTemplate) {
 836
 837         Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplatesRes = null;
 838         log.debug("start convert topology template for {} for type {}", component.getUniqueId(),
 839             component.getComponentType());
 840         Map<String, ToscaNodeTemplate> nodeTemplates = new HashMap<>();
 841         Map<String, List<ComponentInstanceInput>> componentInstancesInputs = component.getComponentInstancesInputs();
 842
 843         Map<String, ToscaGroupTemplate> groupsMap = null;
 844         for (ComponentInstance componentInstance : componentInstances) {
 845             ToscaNodeTemplate nodeTemplate = new ToscaNodeTemplate();
 846             if (MapUtils.isNotEmpty(componentInstance.getToscaArtifacts())) {
 847                 nodeTemplate.setArtifacts(convertToNodeTemplateArtifacts(componentInstance.getToscaArtifacts()));
 848             }
 849             nodeTemplate.setType(componentInstance.getToscaComponentName());
 850             nodeTemplate.setDirectives(componentInstance.getDirectives());
 851             nodeTemplate.setNode_filter(convertToNodeTemplateNodeFilterComponent(componentInstance.getNodeFilter()));
 852
 853             Either<Component, Boolean> originComponentRes = capabilityRequirementConverter
 854                 .getOriginComponent(componentCache, componentInstance);
 855             if (originComponentRes.isRight()) {
 856                 convertNodeTemplatesRes = Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
 857                 break;
 858             }
 859             Either<ToscaNodeTemplate, ToscaError> requirements = convertComponentInstanceRequirements(component,
 860                 componentInstance, component.getComponentInstancesRelations(), nodeTemplate,
 861                 originComponentRes.left().value(), componentCache);
 862             if (requirements.isRight()) {
 863                 convertNodeTemplatesRes = Either.right(requirements.right().value());
 864                 break;
 865             }
 866             String instanceUniqueId = componentInstance.getUniqueId();
 867             log.debug("Component instance Requirements converted for instance {}", instanceUniqueId);
 868
 869             nodeTemplate = requirements.left().value();
 870
 871             Component originalComponent = componentCache.get(componentInstance.getActualComponentUid());
 872
 873             if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 874                 Component componentOfProxy = componentCache.get(componentInstance.getComponentUid());
 875                 nodeTemplate.setMetadata(convertMetadata(componentOfProxy, true, componentInstance));
 876             } else {
 877                 nodeTemplate.setMetadata(convertMetadata(originalComponent, true, componentInstance));
 878             }
 879
 880             Either<ToscaNodeTemplate, ToscaError> capabilities = capabilityRequirementConverter
 881                 .convertComponentInstanceCapabilities(componentInstance, dataTypes, nodeTemplate);
 882             if (capabilities.isRight()) {
 883                 convertNodeTemplatesRes = Either.right(capabilities.right().value());
 884                 break;
 885             }
 886             log.debug("Component instance Capabilities converted for instance {}", instanceUniqueId);
 887
 888             nodeTemplate = capabilities.left().value();
 889             Map<String, Object> props = new HashMap<>();
 890
 891             if (originalComponent.getComponentType() == ComponentTypeEnum.RESOURCE) {
 892                 // Adds the properties of parent component to map
 893                 addPropertiesOfParentComponent(dataTypes, originalComponent, props);
 894             }
 895
 896             if (null != componentInstancesProperties && componentInstancesProperties.containsKey(instanceUniqueId)) {
 897                 addPropertiesOfComponentInstance(componentInstancesProperties, dataTypes, instanceUniqueId,
 898                     props);
 899             }
 900
 901             if (componentInstancesInputs != null && componentInstancesInputs.containsKey(instanceUniqueId)
 902                 && !isComponentOfTypeServiceProxy(componentInstance)) {
 903                 //For service proxy the inputs are already handled under instance properties above
 904                 addComponentInstanceInputs(dataTypes, componentInstancesInputs, instanceUniqueId,
 905                     props);
 906             }
 907             //M3[00001] - NODE TEMPLATE INTERFACES  - START
 908             handleInstanceInterfaces(componentInstanceInterfaces, componentInstance, dataTypes, nodeTemplate,
 909                 instanceUniqueId, component);
 910             //M3[00001] - NODE TEMPLATE INTERFACES  - END
 911             if (props != null && !props.isEmpty()) {
 912                 nodeTemplate.setProperties(props);
 913             }
 914
 915             List<GroupInstance> groupInstances = componentInstance.getGroupInstances();
 916             if (groupInstances != null) {
 917                 if (groupsMap == null) {
 918                     groupsMap = new HashMap<>();
 919                 }
 920                 for (GroupInstance groupInst : groupInstances) {
 921                     boolean addToTosca = true;
 922
 923                     List<String> artifacts = groupInst.getArtifacts();
 924                     if (artifacts == null || artifacts.isEmpty()) {
 925                         addToTosca = false;
 926                     }
 927
 928                     if (addToTosca) {
 929                         ToscaGroupTemplate toscaGroup = groupExportParser
 930                             .getToscaGroupTemplate(groupInst, componentInstance.getInvariantName());
 931                         groupsMap.put(groupInst.getName(), toscaGroup);
 932                     }
 933                 }
 934             }
 935
 936             nodeTemplates.put(componentInstance.getName(), nodeTemplate);
 937         }
 938         if (groupsMap != null) {
 939             log.debug("instance groups added");
 940             topologyTemplate.addGroups(groupsMap);
 941         }
 942         if (component.getComponentType() == ComponentTypeEnum.SERVICE && isNotEmpty(
 943             ((Service) component).getForwardingPaths())) {
 944             log.debug("Starting converting paths for component {}, name {}", component.getUniqueId(),
 945                 component.getName());
 946             ForwardingPathToscaUtil
 947                 .addForwardingPaths((Service) component, nodeTemplates, capabilityRequirementConverter, componentCache,
 948                     toscaOperationFacade);
 949             log.debug("Finished converting paths for component {}, name {}", component.getUniqueId(),
 950                 component.getName());
 951         }
 952         if (convertNodeTemplatesRes == null) {
 953             convertNodeTemplatesRes = Either.left(nodeTemplates);
 954         }
 955         log.debug("finish convert topology template for {} for type {}", component.getUniqueId(),
 956             component.getComponentType());
 957         return convertNodeTemplatesRes;
 958     }
 959
 960     private void handleInstanceInterfaces(
 961         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 962         ComponentInstance componentInstance, Map<String, DataTypeDefinition> dataTypes, ToscaNodeTemplate nodeTemplate,
 963         String instanceUniqueId,
 964         Component parentComponent) {
 965
 966         final Map<String, Object> interfaceMap;
 967         // we need to handle service proxy interfaces
 968         if (isComponentOfTypeServiceProxy(componentInstance)) {
 969             if (MapUtils.isEmpty(componentInstanceInterfaces)
 970                 || !componentInstanceInterfaces.containsKey(instanceUniqueId)) {
 971                 nodeTemplate.setInterfaces(null);
 972                 return;
 973             }
 974
 975             final List<ComponentInstanceInterface> currServiceInterfaces =
 976                 componentInstanceInterfaces.get(instanceUniqueId);
 977
 978             final Map<String, InterfaceDefinition> tmpInterfaces = new HashMap<>();
 979             currServiceInterfaces.forEach(instInterface -> tmpInterfaces.put(instInterface
 980                 .getUniqueId(), instInterface));
 981
 982             interfaceMap = interfacesOperationsConverter
 983                 .getInterfacesMap(parentComponent, componentInstance, tmpInterfaces, dataTypes, true, true);
 984         } else {
 985             interfaceMap =
 986                 getComponentInstanceInterfaceInstances(componentInstanceInterfaces,
 987                     componentInstance, instanceUniqueId);
 988         }
 989         interfacesOperationsConverter.removeInterfacesWithoutOperations(interfaceMap);
 990         nodeTemplate.setInterfaces(MapUtils.isEmpty(interfaceMap) ? null : interfaceMap);
 991     }
 992
 993     private boolean isComponentOfTypeServiceProxy(ComponentInstance componentInstance) {
 994         return Objects.nonNull(componentInstance.getOriginType())
 995             && componentInstance.getOriginType().getValue().equals("Service Proxy");
 996     }
 997
 998     //M3[00001] - NODE TEMPLATE INTERFACES  - START
 999     private Map<String, Object> getComponentInstanceInterfaceInstances(
1000         Map<String, List<ComponentInstanceInterface>> componentInstancesInterfaces,
1001         ComponentInstance componentInstance,
1002         String instanceUniqueId) {
1003         if (MapUtils.isEmpty(componentInstancesInterfaces)) {
1004             return null;
1005         }
1006
1007         List<ComponentInstanceInterface> componentInstanceInterfaces =
1008             componentInstancesInterfaces.get(instanceUniqueId);
1009
1010         if (CollectionUtils.isEmpty(componentInstanceInterfaces)) {
1011             return null;
1012         }
1013
1014         Map<String, Object> interfaces = new HashMap<>();
1015         for (ComponentInstanceInterface componentInstanceInterface : componentInstanceInterfaces) {
1016             interfaces.put(componentInstanceInterface.getInterfaceId(),
1017                 removeOperationsKeyFromInterface(componentInstanceInterface.getInterfaceInstanceDataDefinition()));
1018         }
1019
1020         componentInstance.setInterfaces(interfaces);
1021
1022         return interfaces;
1023     }
1024
1025     private void addComponentInstanceInputs(Map<String, DataTypeDefinition> dataTypes,
1026                                             Map<String, List<ComponentInstanceInput>> componentInstancesInputs,
1027                                             String instanceUniqueId, Map<String, Object> props) {
1028
1029         List<ComponentInstanceInput> instanceInputsList = componentInstancesInputs.get(instanceUniqueId);
1030         if (instanceInputsList != null) {
1031             instanceInputsList.forEach(input -> {
1032
1033                 Supplier<String> supplier = () -> input.getValue() != null && !Objects.isNull(input.getValue())
1034                     ? input.getValue() : input.getDefaultValue();
1035                 propertyConvertor.convertAndAddValue(dataTypes, props, input, supplier);
1036             });
1037         }
1038     }
1039
1040     private void addPropertiesOfComponentInstance(
1041         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
1042         Map<String, DataTypeDefinition> dataTypes, String instanceUniqueId,
1043         Map<String, Object> props) {
1044
1045         if (isNotEmpty(componentInstancesProperties)) {
1046             componentInstancesProperties.get(instanceUniqueId)
1047                 // Converts and adds each value to property map
1048                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1049                     prop::getValue));
1050         }
1051     }
1052
1053     private void addPropertiesOfParentComponent(Map<String, DataTypeDefinition> dataTypes,
1054                                                 Component componentOfInstance, Map<String, Object> props) {
1055
1056         List<PropertyDefinition> componentProperties = componentOfInstance.getProperties();
1057         if (isNotEmpty(componentProperties)) {
1058             componentProperties.stream()
1059                 // Filters out properties with empty default values
1060                 .filter(prop -> StringUtils.isNotEmpty(prop.getDefaultValue()))
1061                 // Converts and adds each value to property map
1062                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1063                     prop::getDefaultValue));
1064         }
1065     }
1066
1067     private ToscaNodeType createNodeType(Component component) {
1068         ToscaNodeType toscaNodeType = new ToscaNodeType();
1069         if (ModelConverter.isAtomicComponent(component)) {
1070             if (((Resource) component).getDerivedFrom() != null) {
1071                 toscaNodeType.setDerived_from(((Resource) component).getDerivedFrom().get(0));
1072             }
1073             toscaNodeType.setDescription(component.getDescription());
1074         } else {
1075             String derivedFrom = null != component.getDerivedFromGenericType() ? component.getDerivedFromGenericType()
1076                 : NATIVE_ROOT;
1077             toscaNodeType.setDerived_from(derivedFrom);
1078         }
1079         if (component instanceof Resource) {
1080             final List<AttributeDataDefinition> attributes = ((Resource) component).getAttributes();
1081             if (CollectionUtils.isNotEmpty(attributes)) {
1082                 final Map<String, Object> attributeDataDefinitionMap = new HashMap<>();
1083                 attributes.forEach(attributeDataDefinition ->
1084                     buildAttributeData(attributeDataDefinition, attributeDataDefinitionMap));
1085
1086                 toscaNodeType.setAttributes(attributeDataDefinitionMap);
1087             }
1088         }
1089         return toscaNodeType;
1090     }
1091
1092     private void buildAttributeData(final AttributeDataDefinition originalAttributeDataDefinition,
1093                                     final Map<String, Object> attributeDataDefinitionMap) {
1094
1095         attributeDataDefinitionMap.put(originalAttributeDataDefinition.getName(),
1096             new ObjectMapper().convertValue(new AttributeDefinition(
1097                 originalAttributeDataDefinition.getType(),
1098                 originalAttributeDataDefinition.getDescription(),
1099                 originalAttributeDataDefinition.get_default(),
1100                 originalAttributeDataDefinition.getStatus(),
1101                 originalAttributeDataDefinition.getEntry_schema()), Object.class));
1102     }
1103
1104     private Either<Map<String, Object>, ToscaError> createProxyInterfaceTypes(Component container) {
1105
1106         Map<String, Object> proxyInterfaceTypes = new HashMap<>();
1107         Either<Map<String, Object>, ToscaError> res = Either.left(proxyInterfaceTypes);
1108         List<ComponentInstance> componentInstances = container.getComponentInstances();
1109         if (CollectionUtils.isEmpty(componentInstances)) {
1110             return res;
1111         }
1112         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1113         componentInstances.stream()
1114             .filter(this::isComponentOfTypeServiceProxy)
1115             .forEach(inst -> serviceProxyInstanceList.put(inst.getToscaComponentName(), inst));
1116         if (MapUtils.isEmpty(serviceProxyInstanceList)) {
1117             return res;
1118         }
1119         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1120             Component serviceComponent;
1121             ComponentParametersView componentParametersView = new ComponentParametersView();
1122             componentParametersView.disableAll();
1123             componentParametersView.setIgnoreInterfaces(false);
1124             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1125                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1126             if (service.isRight()) {
1127                 log.debug("Failed to fetch original service component with id {} for instance {}",
1128                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1129                 return Either.right(ToscaError.GENERAL_ERROR);
1130             } else {
1131                 serviceComponent = service.left().value();
1132             }
1133
1134             Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
1135                 interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
1136             if (lifecycleTypeEither.isRight()) {
1137                 log.debug("Failed to retrieve global interface types :", lifecycleTypeEither.right().value());
1138                 return Either.right(ToscaError.GENERAL_ERROR);
1139             }
1140
1141             List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value().values().stream()
1142                 .map(InterfaceDataDefinition::getType)
1143                 .collect(Collectors.toList());
1144             //Add interface types for local interfaces in the original service component for proxy
1145             Map<String, Object> localInterfaceTypes = addInterfaceTypeElement(serviceComponent,
1146                 allGlobalInterfaceTypes);
1147             if (MapUtils.isNotEmpty(localInterfaceTypes)) {
1148                 proxyInterfaceTypes.putAll(localInterfaceTypes);
1149             }
1150
1151         }
1152         return Either.left(proxyInterfaceTypes);
1153     }
1154
1155     private Either<Map<String, ToscaNodeType>, ToscaError> createProxyNodeTypes(Map<String, Component> componentCache,
1156                                                                                 Component container) {
1157
1158         Map<String, ToscaNodeType> nodeTypesMap = new HashMap<>();
1159         Either<Map<String, ToscaNodeType>, ToscaError> res = Either.left(nodeTypesMap);
1160
1161         List<ComponentInstance> componentInstances = container.getComponentInstances();
1162
1163         if (componentInstances == null || componentInstances.isEmpty()) {
1164             return res;
1165         }
1166         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1167         List<ComponentInstance> proxyInst = componentInstances.stream()
1168             .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceProxy.name()))
1169             .collect(Collectors.toList());
1170         if (proxyInst != null && !proxyInst.isEmpty()) {
1171             for (ComponentInstance inst : proxyInst) {
1172                 serviceProxyInstanceList.put(inst.getToscaComponentName(), inst);
1173             }
1174         }
1175
1176         if (serviceProxyInstanceList.isEmpty()) {
1177             return res;
1178         }
1179         Either<Resource, StorageOperationStatus> serviceProxyOrigin = toscaOperationFacade
1180             .getLatestByName("serviceProxy");
1181         if (serviceProxyOrigin.isRight()) {
1182             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
1183                 serviceProxyOrigin.right().value());
1184             return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
1185         }
1186         Component origComponent = serviceProxyOrigin.left().value();
1187
1188         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1189             Component serviceComponent = null;
1190             ComponentParametersView componentParametersView = new ComponentParametersView();
1191             componentParametersView.disableAll();
1192             componentParametersView.setIgnoreCategories(false);
1193             componentParametersView.setIgnoreProperties(false);
1194             componentParametersView.setIgnoreInputs(false);
1195             componentParametersView.setIgnoreInterfaces(false);
1196             componentParametersView.setIgnoreRequirements(false);
1197             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1198                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1199             if (service.isRight()) {
1200                 log.debug("Failed to fetch resource with id {} for instance {}",
1201                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1202             } else {
1203                 serviceComponent = service.left().value();
1204             }
1205
1206             ToscaNodeType toscaNodeType = createProxyNodeType(componentCache, origComponent, serviceComponent,
1207                 entryProxy.getValue());
1208             nodeTypesMap.put(entryProxy.getKey(), toscaNodeType);
1209         }
1210
1211         return Either.left(nodeTypesMap);
1212     }
1213
1214     private void createServiceSubstitutionNodeTypes(final Map<String, Component> componentCache,
1215             final Component container, final ToscaTemplate toscaNode) {
1216         final List<ComponentInstance> componentInstances = container.getComponentInstances();
1217
1218         if (CollectionUtils.isEmpty(componentInstances)) {
1219             return;
1220         }
1221         final List<ComponentInstance> serviceSubstitutionInstanceList = componentInstances.stream()
1222                .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceSubstitution.name()))
1223                .collect(Collectors.toList());
1224         if (CollectionUtils.isNotEmpty(serviceSubstitutionInstanceList)) {
1225             for (ComponentInstance inst : serviceSubstitutionInstanceList) {
1226                 final Map<String, ToscaNodeType> nodeTypes = toscaNode.getNode_types() == null ? new HashMap<>() : toscaNode.getNode_types();
1227                 convertInterfaceNodeType(new HashMap<>(), componentCache.get(inst.getSourceModelUid()), toscaNode, nodeTypes, true);
1228             }
1229         }
1230     }
1231
1232     private ToscaNodeType createProxyNodeType(Map<String, Component> componentCache, Component origComponent,
1233                                               Component proxyComponent, ComponentInstance instance) {
1234         ToscaNodeType toscaNodeType = new ToscaNodeType();
1235         String derivedFrom = ((Resource) origComponent).getToscaResourceName();
1236
1237         toscaNodeType.setDerived_from(derivedFrom);
1238         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
1239         if (dataTypesEither.isRight()) {
1240             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
1241         }
1242         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
1243         Map<String, ToscaCapability> capabilities = this.capabilityRequirementConverter
1244             .convertProxyCapabilities(componentCache, instance, dataTypes);
1245
1246         if (MapUtils.isNotEmpty(capabilities)) {
1247             toscaNodeType.setCapabilities(capabilities);
1248         }
1249         List<Map<String, ToscaRequirement>> proxyNodeTypeRequirements = this.capabilityRequirementConverter
1250             .convertProxyRequirements(componentCache, instance);
1251         if (CollectionUtils.isNotEmpty(proxyNodeTypeRequirements)) {
1252             toscaNodeType.setRequirements(proxyNodeTypeRequirements);
1253         }
1254         Optional<Map<String, ToscaProperty>> proxyProperties = getProxyNodeTypeProperties(proxyComponent, dataTypes);
1255         proxyProperties.ifPresent(toscaNodeType::setProperties);
1256
1257         Optional<Map<String, Object>> proxyInterfaces = getProxyNodeTypeInterfaces(proxyComponent, dataTypes);
1258         if (proxyInterfaces.isPresent()) {
1259             final Map<String, Object> interfaceMap = proxyInterfaces.get();
1260             interfacesOperationsConverter.removeInterfacesWithoutOperations(interfaceMap);
1261             toscaNodeType.setInterfaces(MapUtils.isEmpty(interfaceMap) ? null : interfaceMap);
1262         }
1263
1264         return toscaNodeType;
1265     }
1266
1267     private Either<ToscaNodeTemplate, ToscaError> convertComponentInstanceRequirements(Component component,
1268                                                                                        ComponentInstance componentInstance,
1269                                                                                        List<RequirementCapabilityRelDef> relations,
1270                                                                                        ToscaNodeTemplate nodeTypeTemplate,
1271                                                                                        Component originComponent,
1272                                                                                        Map<String, Component> componentCache) {
1273
1274         final List<Map<String, ToscaTemplateRequirement>> toscaRequirements;
1275         final List<RequirementCapabilityRelDef> requirementDefinitionList = filterRequirements(componentInstance,
1276             relations);
1277         if (isNotEmpty(requirementDefinitionList)) {
1278             try {
1279                 toscaRequirements = buildRequirements(component, componentInstance,
1280                     requirementDefinitionList, originComponent, componentCache);
1281                 if (!toscaRequirements.isEmpty()) {
1282                     nodeTypeTemplate.setRequirements(toscaRequirements);
1283                 }
1284             } catch (final Exception e) {
1285                 log.debug("Failed to convert component instance requirements for the component instance {}. ",
1286                     componentInstance.getName(), e);
1287                 return Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
1288             }
1289         }
1290         log.debug("Finished to convert requirements for the node type {} ", componentInstance.getName());
1291         return Either.left(nodeTypeTemplate);
1292     }
1293
1294     private List<Map<String, ToscaTemplateRequirement>> buildRequirements(final Component component,
1295                                                                           final ComponentInstance componentInstance,
1296                                                                           final List<RequirementCapabilityRelDef> filteredRelations,
1297                                                                           final Component originComponent,
1298                                                                           final Map<String, Component> componentCache)
1299         throws ToscaExportException {
1300
1301         final List<Map<String, ToscaTemplateRequirement>> toscaRequirements = new ArrayList<>();
1302         for (RequirementCapabilityRelDef relationshipDefinition : filteredRelations) {
1303             final Map<String, ToscaTemplateRequirement> toscaTemplateRequirementMap =
1304                 buildRequirement(componentInstance, originComponent, component.getComponentInstances(),
1305                     relationshipDefinition, componentCache);
1306             toscaRequirements.add(toscaTemplateRequirementMap);
1307         }
1308
1309         return toscaRequirements;
1310     }
1311
1312     private List<RequirementCapabilityRelDef> filterRequirements(ComponentInstance componentInstance,
1313                                                                  List<RequirementCapabilityRelDef> relations) {
1314         return relations.stream()
1315             .filter(p -> componentInstance.getUniqueId().equals(p.getFromNode())).collect(Collectors.toList());
1316     }
1317
1318     private Map<String, ToscaTemplateRequirement> buildRequirement(final ComponentInstance fromInstance,
1319                                                                    final Component fromOriginComponent,
1320                                                                    final List<ComponentInstance> instancesList,
1321                                                                    final RequirementCapabilityRelDef relationshipDefinition,
1322                                                                    final Map<String, Component> componentCache)
1323         throws ToscaExportException {
1324
1325         final Map<String, List<RequirementDefinition>> reqMap = fromOriginComponent.getRequirements();
1326         final CapabilityRequirementRelationship capabilityRequirementRelationship = relationshipDefinition
1327             .getRelationships().get(0);
1328         final RelationshipInfo relationshipInfo = capabilityRequirementRelationship.getRelation();
1329
1330         final ComponentInstance toInstance = instancesList.stream()
1331             .filter(i -> relationshipDefinition.getToNode().equals(i.getUniqueId()))
1332             .findFirst().orElse(null);
1333         if (toInstance == null) {
1334             final String errorMsg = String
1335                 .format("Failed to find a relation from the node %s to the node %s", fromInstance.getName(),
1336                     relationshipDefinition.getToNode());
1337             log.debug(errorMsg);
1338             throw new ToscaExportException(errorMsg);
1339         }
1340         final Optional<RequirementDefinition> reqOpt =
1341             findRequirement(fromOriginComponent, reqMap, relationshipInfo, fromInstance.getUniqueId());
1342         if (reqOpt.isEmpty()) {
1343             final String errorMsg = String
1344                 .format("Failed to find a requirement with uniqueId %s on a component with uniqueId %s",
1345                     relationshipInfo.getRequirementUid(), fromOriginComponent.getUniqueId());
1346             log.debug(errorMsg);
1347             throw new ToscaExportException(errorMsg);
1348         }
1349         final ComponentParametersView filter = new ComponentParametersView(true);
1350         filter.setIgnoreComponentInstances(false);
1351         filter.setIgnoreCapabilities(false);
1352         filter.setIgnoreGroups(false);
1353         final Either<Component, StorageOperationStatus> getOriginRes =
1354             toscaOperationFacade.getToscaElement(toInstance.getActualComponentUid(), filter);
1355         if (getOriginRes.isRight()) {
1356             final String errorMsg = String.format(
1357                 "Failed to build substituted name for the requirement %s. "
1358                     + "Failed to get an origin component with uniqueId %s",
1359                 reqOpt.get().getName(), toInstance.getActualComponentUid());
1360             log.debug(errorMsg);
1361             throw new ToscaExportException(errorMsg);
1362         }
1363         final Component toOriginComponent = getOriginRes.left().value();
1364         Optional<CapabilityDefinition> capOpt = toOriginComponent.getCapabilities().get(reqOpt.get().getCapability()).stream()
1365             .filter(c -> isCapabilityBelongToRelation(relationshipInfo, c)).findFirst();
1366         if (capOpt.isEmpty()) {
1367             capOpt = findCapability(relationshipInfo, toOriginComponent, fromOriginComponent, reqOpt.get());
1368             if (capOpt.isEmpty()) {
1369                 final String errorMsg = String
1370                     .format("Failed to find a capability with name %s on a component with uniqueId %s",
1371                         relationshipInfo.getCapability(), fromOriginComponent.getUniqueId());
1372                 log.debug(errorMsg);
1373                 throw new ToscaExportException(errorMsg);
1374             }
1375         }
1376         return buildRequirement(fromOriginComponent, toOriginComponent, capOpt.get(), reqOpt.get(),
1377             capabilityRequirementRelationship, toInstance, componentCache);
1378     }
1379
1380     private boolean isCapabilityBelongToRelation(RelationshipInfo reqAndRelationshipPair,
1381                                                  CapabilityDefinition capability) {
1382         return capability.getName().equals(reqAndRelationshipPair.getCapability()) && (capability.getOwnerId() != null
1383             && capability.getOwnerId().equals(reqAndRelationshipPair.getCapabilityOwnerId()));
1384     }
1385
1386     private Optional<CapabilityDefinition> findCapability(RelationshipInfo reqAndRelationshipPair,
1387                                                           Component toOriginComponent, Component fromOriginComponent,
1388                                                           RequirementDefinition requirement) {
1389         Optional<CapabilityDefinition> cap = toOriginComponent.getCapabilities().get(requirement.getCapability())
1390             .stream().filter(c -> c.getType().equals(requirement.getCapability())).findFirst();
1391         if (!cap.isPresent()) {
1392             log.debug("Failed to find a capability with name {} on a component with uniqueId {}",
1393                 reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1394         }
1395         return cap;
1396     }
1397
1398     private Map<String, ToscaTemplateRequirement> buildRequirement(final Component fromOriginComponent,
1399                                                                    final Component toOriginComponent,
1400                                                                    final CapabilityDefinition capability,
1401                                                                    final RequirementDefinition requirement,
1402                                                                    final CapabilityRequirementRelationship capabilityRequirementRelationship,
1403                                                                    final ComponentInstance toInstance,
1404                                                                    final Map<String, Component> componentCache)
1405         throws ToscaExportException {
1406
1407         List<String> reducedPath = capability.getPath();
1408         if (capability.getOwnerId() != null) {
1409             reducedPath = capabilityRequirementConverter
1410                 .getReducedPathByOwner(capability.getPath(), capability.getOwnerId());
1411         }
1412         final RelationshipInfo relationshipInfo = capabilityRequirementRelationship.getRelation();
1413         final Either<String, Boolean> capabilityNameEither = capabilityRequirementConverter.buildSubstitutedName(componentCache,
1414             toOriginComponent, reducedPath, relationshipInfo.getCapability(), capability.getPreviousName());
1415         if (capabilityNameEither.isRight()) {
1416             final String errorMsg = String.format(
1417                 "Failed to build a substituted capability name for the capability with name %s on a component with uniqueId %s",
1418                 capabilityRequirementRelationship.getCapability(), toOriginComponent.getUniqueId());
1419             log.debug(
1420                 errorMsg);
1421             throw new ToscaExportException(errorMsg);
1422         }
1423         final Either<String, Boolean> requirementNameEither = capabilityRequirementConverter
1424             .buildSubstitutedName(componentCache, fromOriginComponent,
1425                 requirement.getPath(), relationshipInfo.getRequirement(), requirement.getPreviousName());
1426         if (requirementNameEither.isRight()) {
1427             final String errorMsg = String.format("Failed to build a substituted requirement name for the requirement "
1428                     + "with name %s on a component with uniqueId %s",
1429                 capabilityRequirementRelationship.getRequirement(), fromOriginComponent.getUniqueId());
1430             log.debug(errorMsg);
1431             throw new ToscaExportException(errorMsg);
1432         }
1433         final ToscaTemplateRequirement toscaRequirement = new ToscaTemplateRequirement();
1434         final Map<String, ToscaTemplateRequirement> toscaReqMap = new HashMap<>();
1435         toscaRequirement.setNode(toInstance.getName());
1436         toscaRequirement.setCapability(capabilityNameEither.left().value());
1437         if (isNotEmpty(capabilityRequirementRelationship.getOperations())) {
1438             toscaRequirement.setRelationship(new ToscaRelationshipBuilder().from(capabilityRequirementRelationship));
1439         }
1440         toscaReqMap.put(requirementNameEither.left().value(), toscaRequirement);
1441         return toscaReqMap;
1442     }
1443
1444     private Optional<RequirementDefinition> findRequirement(Component fromOriginComponent,
1445                                                             Map<String, List<RequirementDefinition>> reqMap,
1446                                                             RelationshipInfo reqAndRelationshipPair,
1447                                                             String fromInstanceId) {
1448         for (List<RequirementDefinition> reqList : reqMap.values()) {
1449             Optional<RequirementDefinition> reqOpt = reqList.stream().filter(
1450                 r -> isRequirementBelongToRelation(fromOriginComponent, reqAndRelationshipPair, r, fromInstanceId))
1451                 .findFirst();
1452             if (reqOpt.isPresent()) {
1453                 return reqOpt;
1454             }
1455         }
1456         return Optional.empty();
1457     }
1458
1459     /**
1460      * Allows detecting the requirement belonging to the received relationship The detection logic is: A requirement
1461      * belongs to a relationship IF 1.The name of the requirement equals to the "requirement" field of the relation; AND
1462      * 2. In case of a non-atomic resource, OwnerId of the requirement equals to requirementOwnerId of the relation OR
1463      * uniqueId of toInstance equals to capabilityOwnerId of the relation
1464      */
1465     private boolean isRequirementBelongToRelation(Component originComponent, RelationshipInfo reqAndRelationshipPair,
1466                                                   RequirementDefinition requirement, String fromInstanceId) {
1467         if (!StringUtils.equals(requirement.getName(), reqAndRelationshipPair.getRequirement())) {
1468             log.debug("Failed to find a requirement with name {} and  reqAndRelationshipPair {}",
1469                 requirement.getName(), reqAndRelationshipPair.getRequirement());
1470             return false;
1471         }
1472         return ModelConverter.isAtomicComponent(originComponent) ||
1473             isRequirementBelongToOwner(reqAndRelationshipPair, requirement, fromInstanceId, originComponent);
1474     }
1475
1476     private boolean isRequirementBelongToOwner(RelationshipInfo reqAndRelationshipPair,
1477                                                RequirementDefinition requirement, String fromInstanceId,
1478                                                Component originComponent) {
1479         return StringUtils.equals(requirement.getOwnerId(), reqAndRelationshipPair.getRequirementOwnerId())
1480             || (isCvfc(originComponent) && StringUtils
1481             .equals(fromInstanceId, reqAndRelationshipPair.getRequirementOwnerId())
1482             || StringUtils.equals(requirement.getOwnerId(), originComponent.getUniqueId()));
1483     }
1484
1485     private boolean isCvfc(Component component) {
1486         return component.getComponentType() == ComponentTypeEnum.RESOURCE &&
1487             ((Resource) component).getResourceType() == ResourceTypeEnum.CVFC;
1488     }
1489
1490     private Either<SubstitutionMapping, ToscaError> convertCapabilities(Component component,
1491                                                                         SubstitutionMapping substitutionMappings,
1492                                                                         Map<String, Component> componentCache) {
1493
1494         Either<SubstitutionMapping, ToscaError> result = Either.left(substitutionMappings);
1495         Either<Map<String, String[]>, ToscaError> toscaCapabilitiesRes = capabilityRequirementConverter
1496             .convertSubstitutionMappingCapabilities(componentCache, component);
1497         if (toscaCapabilitiesRes.isRight()) {
1498             result = Either.right(toscaCapabilitiesRes.right().value());
1499             log.debug("Failed convert capabilities for the component {}. ", component.getName());
1500         } else if (isNotEmpty(toscaCapabilitiesRes.left().value())) {
1501             substitutionMappings.setCapabilities(toscaCapabilitiesRes.left().value());
1502             log.debug("Finish convert capabilities for the component {}. ", component.getName());
1503         }
1504         log.debug("Finished to convert capabilities for the component {}. ", component.getName());
1505         return result;
1506     }
1507
1508     private Either<ToscaNodeType, ToscaError> convertCapabilities(Map<String, Component> componentsCache,
1509                                                                   Component component, ToscaNodeType nodeType,
1510                                                                   Map<String, DataTypeDefinition> dataTypes) {
1511         Map<String, ToscaCapability> toscaCapabilities = capabilityRequirementConverter
1512             .convertCapabilities(componentsCache, component,
1513                 dataTypes);
1514         if (!toscaCapabilities.isEmpty()) {
1515             nodeType.setCapabilities(toscaCapabilities);
1516         }
1517         log.debug("Finish convert Capabilities for node type");
1518
1519         return Either.left(nodeType);
1520     }
1521
1522     private Map<String, ToscaTemplateArtifact> convertToNodeTemplateArtifacts(
1523         Map<String, ToscaArtifactDataDefinition> artifacts) {
1524         if (artifacts == null) {
1525             return null;
1526         }
1527         Map<String, ToscaTemplateArtifact> arts = new HashMap<>();
1528         for (Map.Entry<String, ToscaArtifactDataDefinition> entry : artifacts.entrySet()) {
1529             ToscaTemplateArtifact artifact = new ToscaTemplateArtifact();
1530             artifact.setFile(entry.getValue().getFile());
1531             artifact.setType(entry.getValue().getType());
1532             arts.put(entry.getKey(), artifact);
1533         }
1534         return arts;
1535     }
1536
1537     protected NodeFilter convertToNodeTemplateNodeFilterComponent(CINodeFilterDataDefinition inNodeFilter) {
1538         if (inNodeFilter == null) {
1539             return null;
1540         }
1541         NodeFilter nodeFilter = new NodeFilter();
1542
1543         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities =
1544             inNodeFilter.getCapabilities();
1545
1546         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties = inNodeFilter.getProperties();
1547
1548         List<Map<String, CapabilityFilter>> capabilitiesCopy = new ArrayList<>();
1549         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1550
1551         copyNodeFilterCapabilitiesTemplate(origCapabilities, capabilitiesCopy);
1552         copyNodeFilterProperties(origProperties, propertiesCopy);
1553
1554         if (CollectionUtils.isNotEmpty(capabilitiesCopy)) {
1555             nodeFilter.setCapabilities(capabilitiesCopy);
1556         }
1557
1558         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1559             nodeFilter.setProperties(propertiesCopy);
1560         }
1561
1562         nodeFilter.setTosca_id(cloneToscaId(inNodeFilter.getTosca_id()));
1563
1564         nodeFilter = (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1565
1566         return nodeFilter;
1567     }
1568
1569     private NodeFilter convertToSubstitutionFilterComponent(
1570         final SubstitutionFilterDataDefinition substitutionFilterDataDefinition) {
1571
1572         if (substitutionFilterDataDefinition == null) {
1573             return null;
1574         }
1575         NodeFilter nodeFilter = new NodeFilter();
1576
1577         ListDataDefinition<RequirementSubstitutionFilterPropertyDataDefinition> origProperties =
1578                 substitutionFilterDataDefinition.getProperties();
1579         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1580
1581         copySubstitutionFilterProperties(origProperties, propertiesCopy);
1582
1583         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1584             nodeFilter.setProperties(propertiesCopy);
1585         }
1586         nodeFilter.setTosca_id(cloneToscaId(substitutionFilterDataDefinition.getTosca_id()));
1587
1588         return (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1589     }
1590
1591     private Object cloneToscaId(Object toscaId) {
1592         return Objects.isNull(toscaId) ? null
1593             : cloneObjectFromYml(toscaId, toscaId.getClass());
1594     }
1595
1596     private Object cloneObjectFromYml(Object objToClone, Class classOfObj) {
1597         String objectAsYml = yamlUtil.objectToYaml(objToClone);
1598         return yamlUtil.yamlToObject(objectAsYml, classOfObj);
1599     }
1600
1601     private void copyNodeFilterCapabilitiesTemplate(
1602         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities,
1603         List<Map<String, CapabilityFilter>> capabilitiesCopy) {
1604         if (origCapabilities == null || origCapabilities.getListToscaDataDefinition() == null ||
1605             origCapabilities.getListToscaDataDefinition().isEmpty()) {
1606             return;
1607         }
1608         for (RequirementNodeFilterCapabilityDataDefinition capability : origCapabilities.getListToscaDataDefinition()) {
1609             Map<String, CapabilityFilter> capabilityFilterCopyMap = new HashMap<>();
1610             CapabilityFilter capabilityFilter = new CapabilityFilter();
1611             List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1612             copyNodeFilterProperties(capability.getProperties(), propertiesCopy);
1613             capabilityFilter.setProperties(propertiesCopy);
1614             capabilityFilterCopyMap.put(capability.getName(), capabilityFilter);
1615             capabilitiesCopy.add(capabilityFilterCopyMap);
1616         }
1617     }
1618
1619     private void copyNodeFilterProperties(
1620         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties,
1621         List<Map<String, List<Object>>> propertiesCopy) {
1622         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1623             origProperties.isEmpty()) {
1624             return;
1625         }
1626         Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1627         for (RequirementNodeFilterPropertyDataDefinition propertyDataDefinition : origProperties
1628             .getListToscaDataDefinition()) {
1629             for (String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1630                 Map propertyValObj = new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1631                 String propertyName = propertyDataDefinition.getName();
1632                 if (propertyMapCopy.containsKey(propertyName)) {
1633                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1634                 } else {
1635                     if (propertyName != null) {
1636                         List propsList = new ArrayList();
1637                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1638                         propertyMapCopy.put(propertyName, propsList);
1639                     } else {
1640                         propertyMapCopy.putAll(propertyValObj);
1641                     }
1642                 }
1643             }
1644         }
1645         propertyMapCopy.entrySet().stream().forEach(entry ->
1646             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1647     }
1648
1649     private void copySubstitutionFilterProperties(
1650         final ListDataDefinition<RequirementSubstitutionFilterPropertyDataDefinition> origProperties,
1651         final List<Map<String, List<Object>>> propertiesCopy) {
1652         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1653             origProperties.isEmpty()) {
1654             return;
1655         }
1656         final Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1657         for (final RequirementSubstitutionFilterPropertyDataDefinition propertyDataDefinition : origProperties
1658             .getListToscaDataDefinition()) {
1659             for (final String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1660                 final Map<String, List<Object>> propertyValObj = new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1661                 final String propertyName = propertyDataDefinition.getName();
1662                 if (propertyMapCopy.containsKey(propertyName)) {
1663                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1664                 } else {
1665                     if (propertyName != null) {
1666                         final List<Object> propsList = new ArrayList();
1667                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1668                         propertyMapCopy.put(propertyName, propsList);
1669                     } else {
1670                         propertyMapCopy.putAll(propertyValObj);
1671                     }
1672                 }
1673             }
1674         }
1675         propertyMapCopy.entrySet().forEach(entry ->
1676             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1677     }
1678
1679     private void addPropertyConstraintValueToList(String propertyName, Map propertyValObj, List propsList) {
1680         if (propertyValObj.containsKey(propertyName)) {
1681             propsList.add(propertyValObj.get(propertyName));
1682         } else {
1683             propsList.add(propertyValObj);
1684         }
1685     }
1686
1687     private void addCalculatedConstraintsIntoPropertiesList(List<Map<String, List<Object>>> propertiesCopy,
1688                                                             Entry<String, List<Object>> entry) {
1689         Map<String, List<Object>> tempMap = new HashMap<>();
1690         tempMap.put(entry.getKey(), entry.getValue());
1691         propertiesCopy.add(tempMap);
1692     }
1693
1694     private static class CustomRepresenter extends Representer {
1695
1696         CustomRepresenter() {
1697             super();
1698             this.representers.put(ToscaPropertyAssignment.class, new RepresentToscaPropertyAssignment());
1699             // null representer is exceptional and it is stored as an instance
1700             // variable.
1701             this.nullRepresenter = new RepresentNull();
1702
1703         }
1704
1705         private class RepresentToscaPropertyAssignment implements Represent {
1706             public Node representData(Object data) {
1707                 final ToscaPropertyAssignment toscaOperationAssignment = (ToscaPropertyAssignment) data;
1708                 if (toscaOperationAssignment.getValue() instanceof String) {
1709                     final String stringValue = (String) toscaOperationAssignment.getValue();
1710                     if (isPropertyOrAttributeFunction(stringValue)) {
1711                         return representGetAttribute(stringValue);
1712                     }
1713
1714                     return representScalar(Tag.STR, stringValue);
1715                 }
1716                 return represent(null);
1717             }
1718
1719             public Node representGetAttribute(final String getAttributeFunction) {
1720                 return represent(new Yaml().load(getAttributeFunction));
1721             }
1722
1723             public boolean isPropertyOrAttributeFunction(final String value) {
1724                 try {
1725                     final Yaml yaml = new Yaml();
1726                     final Object yamlObj = yaml.load(value);
1727                     if (!(yamlObj instanceof Map)) {
1728                         return false;
1729                     }
1730                     final Map<String, Object> getAttributeMap = (Map) yamlObj;
1731                     if (getAttributeMap.size() != 1) {
1732                         return false;
1733                     }
1734                     final List<String> functionList = Arrays
1735                         .asList(GET_ATTRIBUTE.getFunctionName(), GET_INPUT.getFunctionName(),
1736                             GET_PROPERTY.getFunctionName());
1737                     final Optional<String> function = getAttributeMap.keySet().stream()
1738                         .filter(key -> functionList.stream().anyMatch(function1 -> function1.equals(key))).findFirst();
1739
1740                     if (function.isEmpty()) {
1741                         return false;
1742                     }
1743                     final String functionName = function.get();
1744                     final Object getAttributeValueObj = getAttributeMap.get(functionName);
1745                     if (GET_INPUT.getFunctionName().equals(functionName)) {
1746                         return validateGetInputValue(getAttributeValueObj);
1747                     } else {
1748                         return validateGetPropertyOrAttributeValue(getAttributeValueObj);
1749                     }
1750                 } catch (final Exception ignored) {
1751                     return false;
1752                 }
1753             }
1754         }
1755
1756         public boolean validateGetInputValue(final Object valueObj) {
1757             if (!(valueObj instanceof List) && !(valueObj instanceof String)) {
1758                 return false;
1759             }
1760             if (valueObj instanceof List) {
1761                 return ((List) valueObj).size() > 1;
1762             }
1763
1764             return true;
1765         }
1766
1767         public boolean validateGetPropertyOrAttributeValue(final Object valueObj) {
1768             if (valueObj instanceof List) {
1769                 return ((List) valueObj).size() > 1;
1770             }
1771
1772             return false;
1773         }
1774
1775         @Override
1776         protected NodeTuple representJavaBeanProperty(Object javaBean, Property property, Object propertyValue,
1777                                                       Tag customTag) {
1778             if (propertyValue == null) {
1779                 return null;
1780             }
1781             // skip not relevant for Tosca property
1782             if ("dependencies".equals(property.getName())) {
1783                 return null;
1784             }
1785             if (javaBean instanceof ToscaRelationshipTemplate && "name".equals(property.getName())) {
1786                 return null;
1787             }
1788
1789             removeDefaultP(propertyValue);
1790             NodeTuple defaultNode = super.representJavaBeanProperty(javaBean, property, propertyValue, customTag);
1791
1792             if (javaBean instanceof ToscaTopolgyTemplate && "relationshipTemplates".equals(property.getName())) {
1793                 return new NodeTuple(representData("relationship_templates"), defaultNode.getValueNode());
1794             }
1795
1796             return "_defaultp_".equals(property.getName())
1797                 ? new NodeTuple(representData("default"), defaultNode.getValueNode()) : defaultNode;
1798         }
1799
1800         private void removeDefaultP(final Object propertyValue) {
1801             if (propertyValue instanceof Map) {
1802                 final Map mapPropertyValue = ((Map) propertyValue);
1803
1804                 final Iterator<Entry> iter = mapPropertyValue.entrySet().iterator();
1805                 Object defaultValue = null;
1806                 while (iter.hasNext()) {
1807                     final Map.Entry entry = iter.next();
1808
1809                     if ("_defaultp_".equals(entry.getKey())) {
1810                         defaultValue = entry.getValue();
1811                         iter.remove();
1812                     } else if (entry.getValue() instanceof Map) {
1813                         removeDefaultP(entry.getValue());
1814                     }
1815                 }
1816                 if (defaultValue != null) {
1817                     mapPropertyValue.putIfAbsent("default", defaultValue);
1818                 }
1819             }
1820         }
1821
1822         @Override
1823         protected MappingNode representJavaBean(Set<Property> properties, Object javaBean) {
1824             // remove the bean type from the output yaml (!! ...)
1825             if (!classTags.containsKey(javaBean.getClass())) {
1826                 addClassTag(javaBean.getClass(), Tag.MAP);
1827             }
1828
1829             return super.representJavaBean(properties, javaBean);
1830         }
1831
1832         private class RepresentNull implements Represent {
1833
1834             @Override
1835             public Node representData(Object data) {
1836                 // possible values are here http://yaml.org/type/null.html
1837                 return representScalar(Tag.NULL, "");
1838             }
1839         }
1840     }
1841
1842     private static class UnsortedPropertyUtils extends PropertyUtils {
1843
1844         @Override
1845         protected Set<Property> createPropertySet(Class type, BeanAccess bAccess)
1846             throws IntrospectionException {
1847             Collection<Property> fields = getPropertiesMap(type, BeanAccess.FIELD).values();
1848             return new LinkedHashSet<>(fields);
1849         }
1850     }
1851
1852     private Object removeOperationsKeyFromInterface(Object interfaceInstanceDataDefinition) {
1853         ObjectMapper objectMapper = new ObjectMapper();
1854         objectMapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
1855
1856         Map<String, Object> interfaceAsMap = ServiceUtils.getObjectAsMap(interfaceInstanceDataDefinition);
1857         Map<String, Object> operations = (Map<String, Object>) interfaceAsMap.remove("operations");
1858         interfaceAsMap.remove("empty");
1859
1860         if (MapUtils.isNotEmpty(operations)) {
1861             interfaceAsMap.putAll(operations);
1862         }
1863
1864         Object interfaceObject = objectMapper.convertValue(interfaceAsMap, Object.class);
1865
1866         return interfaceObject;
1867
1868     }
1869
1870     private Map<String, String[]> buildSubstitutionMappingPropertyMapping(final Component component) {
1871         if (component == null || CollectionUtils.isEmpty(component.getInputs())) {
1872             return Collections.emptyMap();
1873         }
1874         return component.getInputs().stream()
1875             .map(PropertyDataDefinition::getName)
1876             .collect(
1877                 Collectors.toMap(
1878                     inputName -> inputName,
1879                     inputName -> new String[]{inputName},
1880                     (inputName1, inputName2) -> inputName1)
1881             );
1882     }
1883
1884     private Map<String, String[]> buildSubstitutionMappingAttributesMapping(final Component component) {
1885         if (component == null || CollectionUtils.isEmpty(component.getOutputs())) {
1886             return Collections.emptyMap();
1887         }
1888         return component.getOutputs().stream()
1889             .map(PropertyDataDefinition::getName)
1890             .collect(
1891                 Collectors.toMap(
1892                     outputName -> outputName,
1893                     outputName -> new String[]{outputName},
1894                     (outputName1, outputName2) -> outputName1)
1895             );
1896     }
1897
1898     Optional<Map<String, ToscaProperty>> getProxyNodeTypeProperties(Component proxyComponent,
1899                                                                     Map<String, DataTypeDefinition>
1900                                                                         dataTypes) {
1901         if (Objects.isNull(proxyComponent)) {
1902             return Optional.empty();
1903         }
1904         Map<String, ToscaProperty> proxyProperties = new HashMap<>();
1905         addInputsToProperties(dataTypes, proxyComponent.getInputs(), proxyProperties);
1906         if (CollectionUtils.isNotEmpty(proxyComponent.getProperties())) {
1907             proxyProperties.putAll(proxyComponent.getProperties().stream()
1908                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition,
1909                     proxyComponent.getInputs()))
1910                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
1911                     property -> propertyConvertor.convertProperty(dataTypes, property,
1912                         PropertyConvertor.PropertyType.PROPERTY))));
1913         }
1914         return MapUtils.isNotEmpty(proxyProperties) ? Optional.of(proxyProperties) : Optional.empty();
1915     }
1916
1917     void addInputsToProperties(Map<String, DataTypeDefinition> dataTypes,
1918                                List<InputDefinition> componentInputs,
1919                                Map<String, ToscaProperty> mergedProperties) {
1920         if (CollectionUtils.isEmpty(componentInputs)) {
1921             return;
1922         }
1923         for (InputDefinition input : componentInputs) {
1924             ToscaProperty property = propertyConvertor.convertProperty(dataTypes, input,
1925                 PropertyConvertor.PropertyType.INPUT);
1926             mergedProperties.put(input.getName(), property);
1927         }
1928     }
1929
1930     Optional<Map<String, Object>> getProxyNodeTypeInterfaces(Component proxyComponent,
1931                                                              Map<String, DataTypeDefinition> dataTypes) {
1932         if (Objects.isNull(proxyComponent) || MapUtils.isEmpty(proxyComponent.getInterfaces())) {
1933             return Optional.empty();
1934         }
1935         Map<String, InterfaceDefinition> proxyComponentInterfaces = proxyComponent.getInterfaces();
1936         //Unset artifact path for operation implementation for proxy node types as for operations with artifacts it is
1937         // always available in the proxy node template
1938         removeOperationImplementationForProxyNodeType(proxyComponentInterfaces);
1939         return Optional.ofNullable(interfacesOperationsConverter
1940             .getInterfacesMap(proxyComponent, null, proxyComponentInterfaces, dataTypes,
1941                 false, false));
1942     }
1943
1944     private static void removeOperationImplementationForProxyNodeType(
1945         Map<String, InterfaceDefinition> proxyComponentInterfaces) {
1946         if (MapUtils.isEmpty(proxyComponentInterfaces)) {
1947             return;
1948         }
1949         proxyComponentInterfaces.values().stream().map(InterfaceDataDefinition::getOperations)
1950             .filter(MapUtils::isNotEmpty)
1951             .forEach(operations -> operations.values().forEach(operation -> operation.setImplementation(null)));
1952     }
1953 }