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 com.fasterxml.jackson.databind.ObjectMapper;
  24 import com.fasterxml.jackson.databind.SerializationFeature;
  25 import fj.data.Either;
  26 import org.apache.commons.collections.CollectionUtils;
  27 import org.apache.commons.collections.MapUtils;
  28 import org.apache.commons.lang.StringUtils;
  29 import org.apache.commons.lang3.tuple.ImmutablePair;
  30 import org.apache.commons.lang3.tuple.ImmutableTriple;
  31 import org.apache.commons.lang3.tuple.Triple;
  32 import org.onap.sdc.tosca.services.YamlUtil;
  33 import org.openecomp.sdc.be.components.impl.exceptions.SdcResourceNotFoundException;
  34 import org.openecomp.sdc.be.config.ConfigurationManager;
  35 import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
  36 import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
  37 import org.openecomp.sdc.be.datatypes.elements.*;
  38 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  39 import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
  40 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  41 import org.openecomp.sdc.be.model.*;
  42 import org.openecomp.sdc.be.model.cache.ApplicationDataTypeCache;
  43 import org.openecomp.sdc.be.model.category.CategoryDefinition;
  44 import org.openecomp.sdc.be.model.jsontitan.operations.ToscaOperationFacade;
  45 import org.openecomp.sdc.be.model.jsontitan.utils.ModelConverter;
  46 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  47 import org.openecomp.sdc.be.model.operations.impl.InterfaceLifecycleOperation;
  48 import org.openecomp.sdc.be.model.tosca.converters.ToscaValueBaseConverter;
  49 import org.openecomp.sdc.be.tosca.model.*;
  50 import org.openecomp.sdc.be.tosca.utils.ForwardingPathToscaUtil;
  51 import org.openecomp.sdc.be.tosca.utils.InputConverter;
  52 import org.openecomp.sdc.be.tosca.utils.InterfacesOperationsToscaUtil;
  53 import org.openecomp.sdc.common.log.wrappers.Logger;
  54 import org.openecomp.sdc.externalupload.utils.ServiceUtils;
  55 import org.springframework.beans.factory.annotation.Autowired;
  56 import org.yaml.snakeyaml.DumperOptions;
  57 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
  58 import org.yaml.snakeyaml.Yaml;
  59 import org.yaml.snakeyaml.introspector.BeanAccess;
  60 import org.yaml.snakeyaml.introspector.Property;
  61 import org.yaml.snakeyaml.introspector.PropertyUtils;
  62 import org.yaml.snakeyaml.nodes.MappingNode;
  63 import org.yaml.snakeyaml.nodes.Node;
  64 import org.yaml.snakeyaml.nodes.NodeTuple;
  65 import org.yaml.snakeyaml.nodes.Tag;
  66 import org.yaml.snakeyaml.representer.Represent;
  67 import org.yaml.snakeyaml.representer.Representer;
  68
  69 import java.beans.IntrospectionException;
  70 import java.util.*;
  71 import java.util.Map.Entry;
  72 import java.util.function.Supplier;
  73 import java.util.stream.Collectors;
  74
  75 import static org.apache.commons.collections.CollectionUtils.isEmpty;
  76 import static org.apache.commons.collections.CollectionUtils.isNotEmpty;
  77 import static org.apache.commons.collections.MapUtils.isNotEmpty;
  78 import static org.openecomp.sdc.be.tosca.utils.InterfacesOperationsToscaUtil.addInterfaceDefinitionElement;
  79 import static org.openecomp.sdc.be.tosca.utils.InterfacesOperationsToscaUtil.addInterfaceTypeElement;
  80 import static org.openecomp.sdc.be.tosca.utils.ToscaExportUtils.addInputsToProperties;
  81 import static org.openecomp.sdc.be.tosca.utils.ToscaExportUtils.getProxyNodeTypeInterfaces;
  82 import static org.openecomp.sdc.be.tosca.utils.ToscaExportUtils.getProxyNodeTypeProperties;
  83 import static org.openecomp.sdc.be.tosca.utils.ToscaExportUtils.resolvePropertyDefaultValueFromInput;
  84
  85 @org.springframework.stereotype.Component("tosca-export-handler")
  86 public class ToscaExportHandler {
  87
  88     private ApplicationDataTypeCache dataTypeCache;
  89     private ToscaOperationFacade toscaOperationFacade;
  90     private CapabilityRequirementConverter capabilityRequirementConverter;
  91     private PolicyExportParser policyExportParser;
  92     private GroupExportParser groupExportParser;
  93     private PropertyConvertor propertyConvertor;
  94     private InputConverter inputConverter;
  95     private InterfaceLifecycleOperation interfaceLifecycleOperation;
  96
  97     @Autowired
  98     public ToscaExportHandler(ApplicationDataTypeCache dataTypeCache, ToscaOperationFacade toscaOperationFacade,
  99             CapabilityRequirementConverter capabilityRequirementConverter, PolicyExportParser policyExportParser,
 100             GroupExportParser groupExportParser, InputConverter inputConverter, InterfaceLifecycleOperation interfaceLifecycleOperation) {
 101         this.dataTypeCache = dataTypeCache;
 102         this.toscaOperationFacade = toscaOperationFacade;
 103         this.capabilityRequirementConverter = capabilityRequirementConverter;
 104         this.policyExportParser = policyExportParser;
 105         this.groupExportParser = groupExportParser;
 106         this.propertyConvertor = PropertyConvertor.getInstance();
 107         this.inputConverter =  inputConverter;
 108         this.interfaceLifecycleOperation = interfaceLifecycleOperation;
 109     }
 110
 111
 112     private static final Logger log = Logger.getLogger(ToscaExportHandler.class);
 113
 114     private static final String TOSCA_VERSION = "tosca_simple_yaml_1_1";
 115     private static final String SERVICE_NODE_TYPE_PREFIX = "org.openecomp.service.";
 116     private static final String IMPORTS_FILE_KEY = "file";
 117     private static final String TOSCA_INTERFACE_NAME = "-interface.yml";
 118     public static final String ASSET_TOSCA_TEMPLATE = "assettoscatemplate";
 119     private static final String FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION = "convertToToscaTemplate - failed to get Default Imports section from configuration";
 120     private static final String NOT_SUPPORTED_COMPONENT_TYPE = "Not supported component type {}";
 121     private static final List<Map<String, Map<String, String>>> DEFAULT_IMPORTS = ConfigurationManager
 122                                                                                           .getConfigurationManager().getConfiguration().getDefaultImports();
 123     private static YamlUtil yamlUtil = new YamlUtil();
 124
 125     public ToscaExportHandler(){}
 126
 127     public Either<ToscaRepresentation, ToscaError> exportComponent(Component component) {
 128
 129         Either<ToscaTemplate, ToscaError> toscaTemplateRes = convertToToscaTemplate(component);
 130         if (toscaTemplateRes.isRight()) {
 131             return Either.right(toscaTemplateRes.right().value());
 132         }
 133
 134         ToscaTemplate toscaTemplate = toscaTemplateRes.left().value();
 135         ToscaRepresentation toscaRepresentation = this.createToscaRepresentation(toscaTemplate);
 136         return Either.left(toscaRepresentation);
 137     }
 138
 139     public Either<ToscaRepresentation, ToscaError> exportComponentInterface(Component component,
 140             boolean isAssociatedComponent) {
 141         if (null == DEFAULT_IMPORTS) {
 142             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 143             return Either.right(ToscaError.GENERAL_ERROR);
 144         }
 145
 146         ToscaTemplate toscaTemplate = new ToscaTemplate(TOSCA_VERSION);
 147         toscaTemplate.setImports(new ArrayList<>(DEFAULT_IMPORTS));
 148         Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 149         Either<ToscaTemplate, ToscaError> toscaTemplateRes = convertInterfaceNodeType(new HashMap<>(), component,
 150                 toscaTemplate, nodeTypes, isAssociatedComponent);
 151         if (toscaTemplateRes.isRight()) {
 152             return Either.right(toscaTemplateRes.right().value());
 153         }
 154
 155         toscaTemplate = toscaTemplateRes.left().value();
 156         ToscaRepresentation toscaRepresentation = this.createToscaRepresentation(toscaTemplate);
 157         return Either.left(toscaRepresentation);
 158     }
 159
 160     public ToscaRepresentation createToscaRepresentation(ToscaTemplate toscaTemplate) {
 161         CustomRepresenter representer = new CustomRepresenter();
 162         DumperOptions options = new DumperOptions();
 163         options.setAllowReadOnlyProperties(false);
 164         options.setPrettyFlow(true);
 165
 166         options.setDefaultFlowStyle(FlowStyle.FLOW);
 167         options.setCanonical(false);
 168
 169         representer.addClassTag(toscaTemplate.getClass(), Tag.MAP);
 170
 171         representer.setPropertyUtils(new UnsortedPropertyUtils());
 172         Yaml yaml = new Yaml(representer, options);
 173
 174         String yamlAsString = yaml.dumpAsMap(toscaTemplate);
 175
 176         StringBuilder sb = new StringBuilder();
 177         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactHeader());
 178         sb.append(yamlAsString);
 179         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactFooter());
 180
 181         ToscaRepresentation toscaRepresentation = new ToscaRepresentation();
 182         toscaRepresentation.setMainYaml(sb.toString());
 183         toscaRepresentation.setDependencies(toscaTemplate.getDependencies());
 184
 185         return toscaRepresentation;
 186     }
 187
 188     public Either<ToscaTemplate, ToscaError> getDependencies(Component component) {
 189         ToscaTemplate toscaTemplate = new ToscaTemplate(null);
 190         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports = fillImports(component,
 191                 toscaTemplate);
 192         if (fillImports.isRight()) {
 193             return Either.right(fillImports.right().value());
 194         }
 195         return Either.left(fillImports.left().value().left);
 196     }
 197
 198     private Either<ToscaTemplate, ToscaError> convertToToscaTemplate(Component component) {
 199         if (null == DEFAULT_IMPORTS) {
 200             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 201             return Either.right(ToscaError.GENERAL_ERROR);
 202         }
 203
 204         log.trace("start tosca export for {}", component.getUniqueId());
 205         ToscaTemplate toscaTemplate = new ToscaTemplate(TOSCA_VERSION);
 206
 207         toscaTemplate.setMetadata(convertMetadata(component));
 208         toscaTemplate.setImports(new ArrayList<>(DEFAULT_IMPORTS));
 209         Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 210         if (ModelConverter.isAtomicComponent(component)) {
 211             log.trace("convert component as node type");
 212             return convertNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes);
 213         } else {
 214             log.trace("convert component as topology template");
 215             return convertToscaTemplate(component, toscaTemplate);
 216         }
 217
 218     }
 219
 220     private Either<ToscaTemplate, ToscaError> convertToscaTemplate(Component component, ToscaTemplate toscaNode) {
 221
 222         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> importsRes = fillImports(component,
 223                 toscaNode);
 224         if (importsRes.isRight()) {
 225             return Either.right(importsRes.right().value());
 226         }
 227         toscaNode = importsRes.left().value().left;
 228         Map<String, Component> componentCache = importsRes.left().value().right;
 229         Either<Map<String, ToscaNodeType>, ToscaError> nodeTypesMapEither = createProxyNodeTypes(componentCache,
 230                 component);
 231         if (nodeTypesMapEither.isRight()) {
 232             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
 233                     nodeTypesMapEither.right().value());
 234             return Either.right(nodeTypesMapEither.right().value());
 235         }
 236         Map<String, ToscaNodeType> nodeTypesMap = nodeTypesMapEither.left().value();
 237         if (nodeTypesMap != null && !nodeTypesMap.isEmpty()) {
 238             toscaNode.setNode_types(nodeTypesMap);
 239         }
 240
 241         Either<Map<String, Object>, ToscaError> proxyInterfaceTypesEither = createProxyInterfaceTypes(component);
 242         if (proxyInterfaceTypesEither.isRight()) {
 243             log.debug("Failed to populate service proxy local interface types in tosca, error {}",
 244                     nodeTypesMapEither.right().value());
 245             return Either.right(proxyInterfaceTypesEither.right().value());
 246         }
 247         Map<String, Object> proxyInterfaceTypes = proxyInterfaceTypesEither.left().value();
 248         if (MapUtils.isNotEmpty(proxyInterfaceTypes)) {
 249             toscaNode.setInterface_types(proxyInterfaceTypes);
 250         }
 251
 252         Either<Map<String, DataTypeDefinition>, TitanOperationStatus> dataTypesEither = dataTypeCache.getAll();
 253         if (dataTypesEither.isRight()) {
 254             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
 255             return Either.right(ToscaError.GENERAL_ERROR);
 256         }
 257         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 258         ToscaTopolgyTemplate topologyTemplate = new ToscaTopolgyTemplate();
 259         List<InputDefinition> inputDef = component.getInputs();
 260         Map<String, ToscaProperty> inputs = inputConverter.convertInputs(inputDef, dataTypes);
 261
 262         if (!inputs.isEmpty()) {
 263             topologyTemplate.setInputs(inputs);
 264         }
 265
 266         List<ComponentInstance> componentInstances = component.getComponentInstances();
 267         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties =
 268                 component.getComponentInstancesProperties();
 269         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces =
 270             component.getComponentInstancesInterfaces();
 271         if (componentInstances != null && !componentInstances.isEmpty()) {
 272
 273             Either<Map<String, ToscaNodeTemplate>, ToscaError> nodeTemplates =
 274                     convertNodeTemplates(component, componentInstances,
 275                         componentInstancesProperties, componentInstanceInterfaces,
 276                         componentCache, dataTypes, topologyTemplate);
 277             if (nodeTemplates.isRight()) {
 278                 return Either.right(nodeTemplates.right().value());
 279             }
 280             log.debug("node templates converted");
 281
 282             topologyTemplate.setNode_templates(nodeTemplates.left().value());
 283         }
 284
 285
 286         addGroupsToTopologyTemplate(component, topologyTemplate);
 287
 288         try {
 289             addPoliciesToTopologyTemplate(component, topologyTemplate);
 290         } catch (SdcResourceNotFoundException e) {
 291             log.debug("Fail to add policies to topology template:",e);
 292             return Either.right(ToscaError.GENERAL_ERROR);
 293         }
 294
 295
 296         SubstitutionMapping substitutionMapping = new SubstitutionMapping();
 297         String toscaResourceName;
 298         switch (component.getComponentType()) {
 299             case RESOURCE:
 300                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 301                                                                                .getMetadataDataDefinition()).getToscaResourceName();
 302                 break;
 303             case SERVICE:
 304                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 305                                             + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 306                 break;
 307             default:
 308                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 309                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 310         }
 311         substitutionMapping.setNode_type(toscaResourceName);
 312
 313         Either<SubstitutionMapping, ToscaError> capabilities = convertCapabilities(component, substitutionMapping, componentCache);
 314         if (capabilities.isRight()) {
 315             return Either.right(capabilities.right().value());
 316         }
 317         substitutionMapping = capabilities.left().value();
 318
 319         Either<SubstitutionMapping, ToscaError> requirements = capabilityRequirementConverter
 320                                                                        .convertSubstitutionMappingRequirements(componentCache, component, substitutionMapping);
 321         if (requirements.isRight()) {
 322             return Either.right(requirements.right().value());
 323         }
 324         substitutionMapping = requirements.left().value();
 325
 326         topologyTemplate.setSubstitution_mappings(substitutionMapping);
 327
 328         toscaNode.setTopology_template(topologyTemplate);
 329         return Either.left(toscaNode);
 330     }
 331
 332   private void addGroupsToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate) {
 333
 334
 335         Map<String, ToscaGroupTemplate> groups = groupExportParser.getGroups(component);
 336         if(groups!= null) {
 337             topologyTemplate.addGroups(groups);
 338         }
 339     }
 340
 341     private void addPoliciesToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate)
 342             throws SdcResourceNotFoundException {
 343         Map<String, ToscaPolicyTemplate> policies = policyExportParser.getPolicies(component);
 344         if(policies!= null) {
 345             topologyTemplate.addPolicies(policies);
 346         }
 347     }
 348
 349     private ToscaMetadata convertMetadata(Component component) {
 350         return convertMetadata(component, false, null);
 351     }
 352
 353     private ToscaMetadata convertMetadata(Component component, boolean isInstance,
 354             ComponentInstance componentInstance) {
 355         ToscaMetadata toscaMetadata = new ToscaMetadata();
 356         toscaMetadata.setInvariantUUID(component.getInvariantUUID());
 357         toscaMetadata.setUUID(component.getUUID());
 358         toscaMetadata.setDescription(component.getDescription());
 359         toscaMetadata.setName(component.getComponentMetadataDefinition().getMetadataDataDefinition().getName());
 360
 361         List<CategoryDefinition> categories = component.getCategories();
 362         CategoryDefinition categoryDefinition = categories.get(0);
 363         toscaMetadata.setCategory(categoryDefinition.getName());
 364
 365         if (isInstance) {
 366             toscaMetadata.setVersion(component.getVersion());
 367             toscaMetadata.setCustomizationUUID(componentInstance.getCustomizationUUID());
 368             if (componentInstance.getSourceModelInvariant() != null
 369                         && !componentInstance.getSourceModelInvariant().isEmpty()) {
 370                 toscaMetadata.setVersion(componentInstance.getComponentVersion());
 371                 toscaMetadata.setSourceModelInvariant(componentInstance.getSourceModelInvariant());
 372                 toscaMetadata.setSourceModelUuid(componentInstance.getSourceModelUuid());
 373                 toscaMetadata.setSourceModelName(componentInstance.getSourceModelName());
 374                 toscaMetadata.setName(
 375                         componentInstance.getSourceModelName() + " " + OriginTypeEnum.ServiceProxy.getDisplayValue());
 376                 toscaMetadata.setDescription(componentInstance.getDescription());
 377             }
 378
 379         }
 380         switch (component.getComponentType()) {
 381             case RESOURCE:
 382                 Resource resource = (Resource) component;
 383
 384                 if (isInstance && componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 385                     toscaMetadata.setType(componentInstance.getOriginType().getDisplayValue());
 386                 } else {
 387                     toscaMetadata.setType(resource.getResourceType().name());
 388                 }
 389                 toscaMetadata.setSubcategory(categoryDefinition.getSubcategories().get(0).getName());
 390                 toscaMetadata.setResourceVendor(resource.getVendorName());
 391                 toscaMetadata.setResourceVendorRelease(resource.getVendorRelease());
 392                 toscaMetadata.setResourceVendorModelNumber(resource.getResourceVendorModelNumber());
 393                 break;
 394             case SERVICE:
 395                 Service service = (Service) component;
 396                 toscaMetadata.setType(component.getComponentType().getValue());
 397                 toscaMetadata.setServiceType(service.getServiceType());
 398                 toscaMetadata.setServiceRole(service.getServiceRole());
 399                 toscaMetadata.setEnvironmentContext(service.getEnvironmentContext());
 400                 resolveInstantiationTypeAndSetItToToscaMetaData(toscaMetadata, service);
 401                 if (!isInstance) {
 402                     // DE268546
 403                     toscaMetadata.setServiceEcompNaming(((Service) component).isEcompGeneratedNaming());
 404                     toscaMetadata.setEcompGeneratedNaming(((Service) component).isEcompGeneratedNaming());
 405                     toscaMetadata.setNamingPolicy(((Service) component).getNamingPolicy());
 406                 }
 407                 break;
 408             default:
 409                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 410         }
 411         return toscaMetadata;
 412     }
 413
 414     private void resolveInstantiationTypeAndSetItToToscaMetaData(ToscaMetadata toscaMetadata, Service service) {
 415         if (service.getInstantiationType() != null) {
 416             toscaMetadata.setInstantiationType(service.getInstantiationType());
 417         }
 418         else {
 419             toscaMetadata.setInstantiationType(StringUtils.EMPTY);
 420         }
 421     }
 422
 423     private Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports(Component component,
 424             ToscaTemplate toscaTemplate) {
 425
 426         if (null == DEFAULT_IMPORTS) {
 427             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 428             return Either.right(ToscaError.GENERAL_ERROR);
 429         }
 430         Map<String, Component> componentCache = new HashMap<>();
 431
 432         if (!ModelConverter.isAtomicComponent(component)) {
 433             List<Map<String, Map<String, String>>> additionalImports = toscaTemplate.getImports() == null
 434                                                                                ? new ArrayList<>(DEFAULT_IMPORTS) : new ArrayList<>(toscaTemplate.getImports());
 435
 436             List<Triple<String, String, Component>> dependecies = new ArrayList<>();
 437
 438             Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 439             if (isNotEmpty(toscaArtifacts)) {
 440                 ArtifactDefinition artifactDefinition = toscaArtifacts.get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 441                 if(artifactDefinition != null) {
 442                     Map<String, Map<String, String>> importsListMember = new HashMap<>();
 443                     Map<String, String> interfaceFiles = new HashMap<>();
 444                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactDefinition.getArtifactName()));
 445                     StringBuilder keyNameBuilder = new StringBuilder();
 446                     keyNameBuilder.append(component.getComponentType().toString().toLowerCase()).append("-")
 447                                   .append(component.getName()).append("-interface");
 448                     importsListMember.put(keyNameBuilder.toString(), interfaceFiles);
 449                     additionalImports.add(importsListMember);
 450                 }
 451             }
 452             List<ComponentInstance> componentInstances = component.getComponentInstances();
 453             if (componentInstances != null && !componentInstances.isEmpty()) {
 454                 componentInstances.forEach(ci -> createDependency(componentCache, additionalImports, dependecies, ci));
 455             }
 456             toscaTemplate.setDependencies(dependecies);
 457             toscaTemplate.setImports(additionalImports);
 458         } else {
 459             log.debug("currently imports supported for VF and service only");
 460         }
 461         return Either.left(new ImmutablePair<>(toscaTemplate, componentCache));
 462     }
 463
 464     private void createDependency(Map<String, Component> componentCache, List<Map<String, Map<String, String>>> imports,
 465             List<Triple<String, String, Component>> dependecies, ComponentInstance ci) {
 466         Map<String, String> files = new HashMap<>();
 467         Map<String, Map<String, String>> importsListMember = new HashMap<>();
 468         StringBuilder keyNameBuilder;
 469
 470         Component componentRI = componentCache.get(ci.getComponentUid());
 471         if (componentRI == null) {
 472             // all resource must be only once!
 473             Either<Component, StorageOperationStatus> resource = toscaOperationFacade
 474                                                                          .getToscaFullElement(ci.getComponentUid());
 475             if ((resource.isRight()) && (log.isDebugEnabled())) {
 476                 log.debug("Failed to fetch resource with id {} for instance {}",ci.getComponentUid() ,ci.getUniqueId());
 477                 return ;
 478             }
 479
 480             Component fetchedComponent = resource.left().value();
 481             componentCache.put(fetchedComponent.getUniqueId(), fetchedComponent);
 482
 483             if (ci.getOriginType() == OriginTypeEnum.ServiceProxy){
 484                 Either<Component, StorageOperationStatus> sourceService = toscaOperationFacade
 485                                                                                   .getToscaFullElement(ci.getSourceModelUid());
 486                 if (sourceService.isRight() && (log.isDebugEnabled())) {
 487                     log.debug("Failed to fetch source service with id {} for proxy {}", ci.getSourceModelUid(), ci.getUniqueId());
 488                 }
 489                 Component fetchedSource = sourceService.left().value();
 490                 componentCache.put(fetchedSource.getUniqueId(), fetchedSource);
 491             }
 492
 493             componentRI = fetchedComponent;
 494
 495             Map<String, ArtifactDefinition> toscaArtifacts = componentRI.getToscaArtifacts();
 496             ArtifactDefinition artifactDefinition = toscaArtifacts.get(ASSET_TOSCA_TEMPLATE);
 497             if (artifactDefinition != null) {
 498                 String artifactName = artifactDefinition.getArtifactName();
 499                 files.put(IMPORTS_FILE_KEY, artifactName);
 500                 keyNameBuilder = new StringBuilder();
 501                 keyNameBuilder.append(fetchedComponent.getComponentType().toString().toLowerCase());
 502                 keyNameBuilder.append("-");
 503                 keyNameBuilder.append(ci.getComponentName());
 504                 importsListMember.put(keyNameBuilder.toString(), files);
 505                 imports.add(importsListMember);
 506                 dependecies.add(new ImmutableTriple<>(artifactName,
 507                         artifactDefinition.getEsId(), fetchedComponent));
 508
 509                 if (!ModelConverter.isAtomicComponent(componentRI)) {
 510                     importsListMember = new HashMap<>();
 511                     Map<String, String> interfaceFiles = new HashMap<>();
 512                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactName));
 513                     keyNameBuilder.append("-interface");
 514                     importsListMember.put(keyNameBuilder.toString(), interfaceFiles);
 515                     imports.add(importsListMember);
 516                 }
 517             }
 518         }
 519     }
 520
 521     public static String getInterfaceFilename(String artifactName) {
 522         return artifactName.substring(0, artifactName.lastIndexOf('.')) + ToscaExportHandler.TOSCA_INTERFACE_NAME;
 523     }
 524
 525     private Either<ToscaTemplate, ToscaError> convertNodeType(Map<String, Component> componentsCache, Component component, ToscaTemplate toscaNode,
 526                                                               Map<String, ToscaNodeType> nodeTypes) {
 527         return convertInterfaceNodeType(componentsCache, component, toscaNode, nodeTypes, false);
 528     }
 529
 530     private Either<ToscaTemplate, ToscaError> convertInterfaceNodeType(Map<String, Component> componentsCache,
 531             Component component, ToscaTemplate toscaNode,
 532             Map<String, ToscaNodeType> nodeTypes,
 533             boolean isAssociatedComponent) {
 534         log.debug("start convert node type for {}", component.getUniqueId());
 535         ToscaNodeType toscaNodeType = createNodeType(component);
 536
 537         Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
 538                 interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
 539         if(lifecycleTypeEither.isRight()){
 540             log.debug("Failed to fetch all interface types :", lifecycleTypeEither.right().value());
 541             return Either.right(ToscaError.GENERAL_ERROR);
 542         }
 543         List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value()
 544                 .values()
 545                 .stream()
 546                 .map(InterfaceDataDefinition::getType)
 547                 .collect(Collectors.toList());
 548         toscaNode.setInterface_types(addInterfaceTypeElement(component, allGlobalInterfaceTypes));
 549
 550         Either<Map<String, DataTypeDefinition>, TitanOperationStatus> dataTypesEither = dataTypeCache.getAll();
 551         if (dataTypesEither.isRight()) {
 552             log.debug("Failed to fetch all data types :", dataTypesEither.right().value());
 553             return Either.right(ToscaError.GENERAL_ERROR);
 554         }
 555
 556         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 557
 558         List<InputDefinition> inputDef = component.getInputs();
 559         Map<String, ToscaProperty> mergedProperties = new HashMap<>();
 560         addInterfaceDefinitionElement(component, toscaNodeType, dataTypes, isAssociatedComponent);
 561         addInputsToProperties(dataTypes, inputDef, mergedProperties);
 562
 563         if(CollectionUtils.isNotEmpty(component.getProperties())) {
 564             List<PropertyDefinition> properties = component.getProperties();
 565             Map<String, ToscaProperty> convertedProperties = properties.stream().collect(Collectors.toMap(
 566                     PropertyDataDefinition::getName,
 567                     property -> propertyConvertor.convertProperty(dataTypes, property,
 568                             PropertyConvertor.PropertyType.PROPERTY)));
 569             // merge component properties and inputs properties
 570             mergedProperties.putAll(convertedProperties);
 571         }
 572         if (MapUtils.isNotEmpty(mergedProperties)) {
 573             resolvePropertyDefaultValueFromInput(inputDef, mergedProperties, dataTypes);
 574             toscaNodeType.setProperties(mergedProperties);
 575         }
 576         // Extracted to method for code reuse
 577         return convertReqCapAndTypeName(componentsCache, component, toscaNode, nodeTypes, toscaNodeType, dataTypes);
 578     }
 579
 580     private Either<ToscaTemplate, ToscaError> convertReqCapAndTypeName(Map<String, Component> componentsCache, Component component, ToscaTemplate toscaNode,
 581             Map<String, ToscaNodeType> nodeTypes, ToscaNodeType toscaNodeType,
 582             Map<String, DataTypeDefinition> dataTypes) {
 583         Either<ToscaNodeType, ToscaError> capabilities = convertCapabilities(componentsCache, component, toscaNodeType, dataTypes);
 584         if (capabilities.isRight()) {
 585             return Either.right(capabilities.right().value());
 586         }
 587         toscaNodeType = capabilities.left().value();
 588         log.debug("Capabilities converted for {}", component.getUniqueId());
 589
 590         Either<ToscaNodeType, ToscaError> requirements = capabilityRequirementConverter.convertRequirements(componentsCache, component,
 591                 toscaNodeType);
 592         if (requirements.isRight()) {
 593             return Either.right(requirements.right().value());
 594         }
 595         toscaNodeType = requirements.left().value();
 596         log.debug("Requirements converted for {}", component.getUniqueId());
 597
 598         String toscaResourceName;
 599         switch (component.getComponentType()) {
 600             case RESOURCE:
 601                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 602                                                                                .getMetadataDataDefinition()).getToscaResourceName();
 603                 break;
 604             case SERVICE:
 605                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 606                                             + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 607                 break;
 608             default:
 609                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 610                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 611         }
 612
 613         nodeTypes.put(toscaResourceName, toscaNodeType);
 614         toscaNode.setNode_types(nodeTypes);
 615         log.debug("finish convert node type for {}", component.getUniqueId());
 616         return Either.left(toscaNode);
 617     }
 618
 619     protected Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplates(
 620             Component component,
 621             List<ComponentInstance> componentInstances,
 622             Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
 623             Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 624             Map<String, Component> componentCache, Map<String, DataTypeDefinition> dataTypes,
 625             ToscaTopolgyTemplate topologyTemplate) {
 626
 627         Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplatesRes = null;
 628         log.debug("start convert topology template for {} for type {}", component.getUniqueId(),
 629                 component.getComponentType());
 630         Map<String, ToscaNodeTemplate> nodeTemplates = new HashMap<>();
 631         Map<String, List<ComponentInstanceInput>> componentInstancesInputs = component.getComponentInstancesInputs();
 632
 633         Map<String, ToscaGroupTemplate> groupsMap = null;
 634         for (ComponentInstance componentInstance : componentInstances) {
 635             ToscaNodeTemplate nodeTemplate = new ToscaNodeTemplate();
 636             nodeTemplate.setType(componentInstance.getToscaComponentName());
 637             nodeTemplate.setDirectives(componentInstance.getDirectives());
 638             nodeTemplate.setNode_filter(convertToNodeTemplateNodeFilterComponent(componentInstance.getNodeFilter()));
 639
 640             Either<Component, Boolean> originComponentRes = capabilityRequirementConverter
 641                                                                     .getOriginComponent(componentCache, componentInstance);
 642             if (originComponentRes.isRight()) {
 643                 convertNodeTemplatesRes = Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
 644                 break;
 645             }
 646             Either<ToscaNodeTemplate, ToscaError> requirements = convertComponentInstanceRequirements(component,
 647                     componentInstance, component.getComponentInstancesRelations(), nodeTemplate,
 648                     originComponentRes.left().value(), componentCache);
 649             if (requirements.isRight()) {
 650                 convertNodeTemplatesRes = Either.right(requirements.right().value());
 651                 break;
 652             }
 653             String instanceUniqueId = componentInstance.getUniqueId();
 654             log.debug("Component instance Requirements converted for instance {}", instanceUniqueId);
 655
 656             nodeTemplate = requirements.left().value();
 657
 658             Component originalComponent = componentCache.get(componentInstance.getActualComponentUid());
 659
 660             if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy){
 661                 Component componentOfProxy = componentCache.get(componentInstance.getComponentUid());
 662                 nodeTemplate.setMetadata(convertMetadata(componentOfProxy, true, componentInstance));
 663             } else {
 664                 nodeTemplate.setMetadata(convertMetadata(originalComponent, true, componentInstance));
 665             }
 666
 667             Either<ToscaNodeTemplate, ToscaError> capabilities = capabilityRequirementConverter
 668                                                                          .convertComponentInstanceCapabilities(componentInstance, dataTypes, nodeTemplate);
 669             if (capabilities.isRight()) {
 670                 convertNodeTemplatesRes = Either.right(capabilities.right().value());
 671                 break;
 672             }
 673             log.debug("Component instance Capabilities converted for instance {}", instanceUniqueId);
 674
 675             nodeTemplate = capabilities.left().value();
 676             Map<String, Object> props = new HashMap<>();
 677
 678             if (originalComponent.getComponentType() == ComponentTypeEnum.RESOURCE) {
 679                 // Adds the properties of parent component to map
 680                 addPropertiesOfParentComponent(dataTypes, originalComponent, props);
 681             }
 682
 683             if (null != componentInstancesProperties && componentInstancesProperties.containsKey(instanceUniqueId)
 684                     && !isComponentOfTypeServiceProxy(componentInstance)) {
 685                 addPropertiesOfComponentInstance(componentInstancesProperties, dataTypes,
 686                         instanceUniqueId, props);
 687             }
 688
 689             if (componentInstancesInputs != null && componentInstancesInputs.containsKey(instanceUniqueId)
 690                     && !isComponentOfTypeServiceProxy(componentInstance)) {
 691                 addComponentInstanceInputs(dataTypes, componentInstancesInputs, instanceUniqueId,
 692                         props);
 693             }
 694             //M3[00001] - NODE TEMPLATE INTERFACES  - START
 695             handleInstanceInterfaces(componentInstanceInterfaces, componentInstance, dataTypes, nodeTemplate,
 696                     instanceUniqueId, component);
 697             //M3[00001] - NODE TEMPLATE INTERFACES  - END
 698             if (props != null && !props.isEmpty()) {
 699                 nodeTemplate.setProperties(props);
 700             }
 701
 702             List<GroupInstance> groupInstances = componentInstance.getGroupInstances();
 703             if (groupInstances != null) {
 704                 if (groupsMap == null) {
 705                     groupsMap = new HashMap<>();
 706                 }
 707                 for (GroupInstance groupInst : groupInstances) {
 708                     boolean addToTosca = true;
 709
 710                     List<String> artifacts = groupInst.getArtifacts();
 711                     if (artifacts == null || artifacts.isEmpty()) {
 712                         addToTosca = false;
 713                     }
 714
 715                     if (addToTosca) {
 716                         ToscaGroupTemplate toscaGroup = groupExportParser.getToscaGroupTemplate(groupInst, componentInstance.getInvariantName());
 717                         groupsMap.put(groupInst.getName(), toscaGroup);
 718                     }
 719                 }
 720             }
 721
 722             nodeTemplates.put(componentInstance.getName(), nodeTemplate);
 723         }
 724         if (groupsMap != null) {
 725             log.debug("instance groups added");
 726             topologyTemplate.addGroups(groupsMap);
 727         }
 728         if (component.getComponentType() == ComponentTypeEnum.SERVICE && isNotEmpty(((Service) component).getForwardingPaths())) {
 729             log.debug("Starting converting paths for component {}, name {}", component.getUniqueId(),
 730                     component.getName());
 731             ForwardingPathToscaUtil.addForwardingPaths((Service) component, nodeTemplates, capabilityRequirementConverter, componentCache, toscaOperationFacade);
 732             log.debug("Finished converting paths for component {}, name {}", component.getUniqueId(),
 733                     component.getName());
 734         }
 735         if (convertNodeTemplatesRes == null) {
 736             convertNodeTemplatesRes = Either.left(nodeTemplates);
 737         }
 738         log.debug("finish convert topology template for {} for type {}", component.getUniqueId(),
 739                 component.getComponentType());
 740         return convertNodeTemplatesRes;
 741     }
 742
 743     private void handleInstanceInterfaces(
 744             Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 745             ComponentInstance componentInstance, Map<String, DataTypeDefinition> dataTypes, ToscaNodeTemplate nodeTemplate,
 746             String instanceUniqueId,
 747             Component parentComponent) {
 748
 749         Map<String, Object> interfaces;
 750
 751         // we need to handle service proxy interfaces
 752         if(isComponentOfTypeServiceProxy(componentInstance)) {
 753             if(MapUtils.isEmpty(componentInstanceInterfaces)
 754                 || !componentInstanceInterfaces.containsKey(instanceUniqueId)) {
 755                 interfaces = null;
 756             } else {
 757                 List<ComponentInstanceInterface> currServiceInterfaces =
 758                     componentInstanceInterfaces.get(instanceUniqueId);
 759
 760                 Map<String, InterfaceDefinition> tmpInterfaces = new HashMap<>();
 761                 currServiceInterfaces.forEach(instInterface -> tmpInterfaces.put(instInterface
 762                     .getUniqueId(), instInterface));
 763
 764                 interfaces = InterfacesOperationsToscaUtil
 765                                      .getInterfacesMap(parentComponent, componentInstance, tmpInterfaces, dataTypes, true, true);
 766             }
 767         } else {
 768             interfaces =
 769                 getComponentInstanceInterfaceInstances(componentInstanceInterfaces,
 770                     componentInstance, instanceUniqueId);
 771         }
 772         nodeTemplate.setInterfaces(interfaces);
 773     }
 774
 775     private boolean isComponentOfTypeServiceProxy(ComponentInstance componentInstance) {
 776         return Objects.nonNull(componentInstance.getOriginType())
 777             && componentInstance.getOriginType().getValue().equals("Service Proxy");
 778     }
 779
 780     //M3[00001] - NODE TEMPLATE INTERFACES  - START
 781     private Map<String, Object> getComponentInstanceInterfaceInstances(Map<String, List<ComponentInstanceInterface>> componentInstancesInterfaces,
 782                                                                         ComponentInstance componentInstance,
 783                                                                        String instanceUniqueId) {
 784         if(MapUtils.isEmpty(componentInstancesInterfaces)) {
 785             return null;
 786         }
 787
 788         List<ComponentInstanceInterface> componentInstanceInterfaces =
 789             componentInstancesInterfaces.get(instanceUniqueId);
 790
 791         if(CollectionUtils.isEmpty(componentInstanceInterfaces)) {
 792           return null;
 793         }
 794
 795         Map<String, Object> interfaces = new HashMap<>();
 796         for(ComponentInstanceInterface componentInstanceInterface : componentInstanceInterfaces) {
 797             interfaces.put(componentInstanceInterface.getInterfaceId(),
 798                 removeOperationsKeyFromInterface(componentInstanceInterface.getInterfaceInstanceDataDefinition()));
 799         }
 800
 801         componentInstance.setInterfaces(interfaces);
 802
 803         return interfaces;
 804     }
 805
 806     private void addComponentInstanceInputs(Map<String, DataTypeDefinition> dataTypes,
 807             Map<String, List<ComponentInstanceInput>> componentInstancesInputs,
 808             String instanceUniqueId, Map<String, Object> props) {
 809
 810         List<ComponentInstanceInput> instanceInputsList = componentInstancesInputs.get(instanceUniqueId);
 811         if (instanceInputsList != null) {
 812             instanceInputsList.forEach(input -> {
 813
 814                 Supplier<String> supplier = () -> input.getValue() != null && !Objects.isNull(input.getValue())
 815                         ? input.getValue() : input.getDefaultValue();
 816                 propertyConvertor.convertAndAddValue(dataTypes, props, input, supplier);
 817             });
 818         }
 819     }
 820
 821     private void addPropertiesOfComponentInstance(
 822             Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
 823             Map<String, DataTypeDefinition> dataTypes, String instanceUniqueId,
 824             Map<String, Object> props) {
 825
 826         if (isNotEmpty(componentInstancesProperties)) {
 827             componentInstancesProperties.get(instanceUniqueId)
 828                                         // Converts and adds each value to property map
 829                                         .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
 830                                                 prop::getValue));
 831         }
 832     }
 833
 834     private void addPropertiesOfParentComponent(Map<String, DataTypeDefinition> dataTypes,
 835             Component componentOfInstance, Map<String, Object> props) {
 836
 837         List<PropertyDefinition> componentProperties = componentOfInstance.getProperties();
 838         if (isNotEmpty(componentProperties)) {
 839             componentProperties.stream()
 840                     // Filters out properties with empty default values
 841                                .filter(prop -> StringUtils.isNotEmpty(prop.getDefaultValue()))
 842                     // Converts and adds each value to property map
 843                     .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
 844                                        prop::getDefaultValue));
 845         }
 846     }
 847
 848     /**
 849      * @param dataTypes
 850      * @param componentInstance
 851      * @param props
 852      * @param prop
 853      * @param supplier
 854      */
 855     private void convertAndAddValue(Map<String, DataTypeDefinition> dataTypes, ComponentInstance componentInstance,
 856             Map<String, Object> props, PropertyDefinition prop, Supplier<String> supplier) {
 857         Object convertedValue = convertValue(dataTypes, componentInstance, prop, supplier);
 858         if (!ToscaValueBaseConverter.isEmptyObjectValue(convertedValue)) {
 859             props.put(prop.getName(), convertedValue);
 860         }
 861     }
 862
 863     private <T extends PropertyDefinition> Object convertValue(Map<String, DataTypeDefinition> dataTypes,
 864             ComponentInstance componentInstance, T input, Supplier<String> supplier) {
 865         log.debug("Convert property or input value {} for instance {}", input.getName(),
 866                 componentInstance.getUniqueId());
 867         String propertyType = input.getType();
 868         String innerType = null;
 869         if (input.getSchema() != null && input.getSchema().getProperty() != null) {
 870             innerType = input.getSchema().getProperty().getType();
 871         }
 872         return propertyConvertor.convertToToscaObject(propertyType, supplier.get(), innerType,
 873             dataTypes, true);
 874     }
 875
 876     private ToscaNodeType createNodeType(Component component) {
 877         ToscaNodeType toscaNodeType = new ToscaNodeType();
 878         if (ModelConverter.isAtomicComponent(component)) {
 879             if (((Resource) component).getDerivedFrom() != null) {
 880                 toscaNodeType.setDerived_from(((Resource) component).getDerivedFrom().get(0));
 881             }
 882             toscaNodeType.setDescription(component.getDescription());
 883         } else {
 884             String derivedFrom = null != component.getDerivedFromGenericType() ? component.getDerivedFromGenericType()
 885                                          : "tosca.nodes.Root";
 886             toscaNodeType.setDerived_from(derivedFrom);
 887         }
 888         return toscaNodeType;
 889     }
 890
 891     private Either<Map<String, Object>, ToscaError> createProxyInterfaceTypes(Component container) {
 892
 893         Map<String, Object> proxyInterfaceTypes = new HashMap<>();
 894         Either<Map<String, Object>, ToscaError> res = Either.left(proxyInterfaceTypes);
 895         List<ComponentInstance> componentInstances = container.getComponentInstances();
 896         if (CollectionUtils.isEmpty(componentInstances)) {
 897             return res;
 898         }
 899         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
 900         componentInstances.stream()
 901                 .filter(this::isComponentOfTypeServiceProxy)
 902                 .forEach(inst -> serviceProxyInstanceList.put(inst.getToscaComponentName(), inst));
 903         if (MapUtils.isEmpty(serviceProxyInstanceList)) {
 904             return res;
 905         }
 906         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
 907             Component serviceComponent;
 908             ComponentParametersView componentParametersView = new ComponentParametersView();
 909             componentParametersView.disableAll();
 910             componentParametersView.setIgnoreInterfaces(false);
 911             Either<Component, StorageOperationStatus> service = toscaOperationFacade
 912                     .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
 913             if (service.isRight()) {
 914                 log.debug("Failed to fetch original service component with id {} for instance {}",
 915                         entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
 916                 return Either.right(ToscaError.GENERAL_ERROR);
 917             } else {
 918                 serviceComponent = service.left().value();
 919             }
 920
 921             Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
 922                     interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
 923             if(lifecycleTypeEither.isRight()){
 924                 log.debug("Failed to retrieve global interface types :", lifecycleTypeEither.right().value());
 925                 return Either.right(ToscaError.GENERAL_ERROR);
 926             }
 927
 928             List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value().values().stream()
 929                     .map(InterfaceDataDefinition::getType)
 930                     .collect(Collectors.toList());
 931             //Add interface types for local interfaces in the original service component for proxy
 932             Map<String, Object> localInterfaceTypes = addInterfaceTypeElement(serviceComponent,
 933                     allGlobalInterfaceTypes);
 934             if (MapUtils.isNotEmpty(localInterfaceTypes)) {
 935                 proxyInterfaceTypes.putAll(localInterfaceTypes);
 936             }
 937
 938         }
 939         return Either.left(proxyInterfaceTypes);
 940     }
 941
 942     private Either<Map<String, ToscaNodeType>, ToscaError> createProxyNodeTypes(Map<String, Component> componentCache,
 943                                                                                 Component container) {
 944
 945         Map<String, ToscaNodeType> nodeTypesMap = new HashMap<>();
 946         Either<Map<String, ToscaNodeType>, ToscaError> res = Either.left(nodeTypesMap);
 947
 948         List<ComponentInstance> componentInstances = container.getComponentInstances();
 949
 950         if (componentInstances == null || componentInstances.isEmpty()) {
 951             return res;
 952         }
 953         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
 954         List<ComponentInstance> proxyInst = componentInstances.stream()
 955                                                               .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceProxy.name()))
 956                                                               .collect(Collectors.toList());
 957         if (proxyInst != null && !proxyInst.isEmpty()) {
 958             for (ComponentInstance inst : proxyInst) {
 959                 serviceProxyInstanceList.put(inst.getToscaComponentName(), inst);
 960             }
 961         }
 962
 963         if (serviceProxyInstanceList.isEmpty()) {
 964             return res;
 965         }
 966         Either<Resource, StorageOperationStatus> serviceProxyOrigin = toscaOperationFacade
 967                                                                               .getLatestByName("serviceProxy");
 968         if (serviceProxyOrigin.isRight()) {
 969             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
 970                     serviceProxyOrigin.right().value());
 971             return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 972         }
 973         Component origComponent = serviceProxyOrigin.left().value();
 974
 975         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
 976             Component serviceComponent = null;
 977             ComponentParametersView componentParametersView = new ComponentParametersView();
 978             componentParametersView.disableAll();
 979             componentParametersView.setIgnoreCategories(false);
 980             componentParametersView.setIgnoreProperties(false);
 981             componentParametersView.setIgnoreInputs(false);
 982             componentParametersView.setIgnoreInterfaces(false);
 983             componentParametersView.setIgnoreRequirements(false);
 984             Either<Component, StorageOperationStatus> service = toscaOperationFacade
 985                                                                         .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
 986             if (service.isRight()) {
 987                 log.debug("Failed to fetch resource with id {} for instance {}", entryProxy.getValue().getSourceModelUid(),  entryProxy.getValue().getName());
 988             } else {
 989                 serviceComponent = service.left().value();
 990             }
 991
 992             ToscaNodeType toscaNodeType = createProxyNodeType(componentCache, origComponent, serviceComponent,
 993                     entryProxy.getValue());
 994             nodeTypesMap.put(entryProxy.getKey(), toscaNodeType);
 995         }
 996
 997         return Either.left(nodeTypesMap);
 998     }
 999
1000     private ToscaNodeType createProxyNodeType(Map<String, Component> componentCache , Component origComponent,
1001                                               Component proxyComponent, ComponentInstance instance) {
1002         ToscaNodeType toscaNodeType = new ToscaNodeType();
1003         String derivedFrom = ((Resource) origComponent).getToscaResourceName();
1004
1005         toscaNodeType.setDerived_from(derivedFrom);
1006         Either<Map<String, DataTypeDefinition>, TitanOperationStatus> dataTypesEither = dataTypeCache.getAll();
1007         if (dataTypesEither.isRight()) {
1008             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
1009         }
1010         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
1011         Map<String, ToscaCapability> capabilities = this.capabilityRequirementConverter
1012                 .convertProxyCapabilities(componentCache, instance, dataTypes);
1013
1014         if (MapUtils.isNotEmpty(capabilities)) {
1015             toscaNodeType.setCapabilities(capabilities);
1016         }
1017         List<Map<String, ToscaRequirement>> proxyNodeTypeRequirements = this.capabilityRequirementConverter
1018                 .convertProxyRequirements(componentCache, instance);
1019         if (CollectionUtils.isNotEmpty(proxyNodeTypeRequirements)) {
1020             toscaNodeType.setRequirements(proxyNodeTypeRequirements);
1021         }
1022         Optional<Map<String, ToscaProperty>> proxyProperties = getProxyNodeTypeProperties(proxyComponent, dataTypes);
1023         proxyProperties.ifPresent(toscaNodeType::setProperties);
1024
1025         Optional<Map<String, Object>> proxyInterfaces = getProxyNodeTypeInterfaces(proxyComponent, dataTypes);
1026         proxyInterfaces.ifPresent(toscaNodeType::setInterfaces);
1027
1028         return toscaNodeType;
1029     }
1030
1031     private Either<ToscaNodeTemplate, ToscaError> convertComponentInstanceRequirements(Component component,
1032             ComponentInstance componentInstance, List<RequirementCapabilityRelDef> relations,
1033             ToscaNodeTemplate nodeTypeTemplate, Component originComponent, Map<String, Component> componentCache) {
1034
1035         List<Map<String, ToscaTemplateRequirement>> toscaRequirements = new ArrayList<>();
1036         if (!addRequirements(component, componentInstance, relations, originComponent, toscaRequirements, componentCache)) {
1037             log.debug("Failed to convert component instance requirements for the component instance {}. ",
1038                     componentInstance.getName());
1039             return Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
1040         }
1041         if (!toscaRequirements.isEmpty()) {
1042             nodeTypeTemplate.setRequirements(toscaRequirements);
1043         }
1044         log.debug("Finished to convert requirements for the node type {} ", componentInstance.getName());
1045         return Either.left(nodeTypeTemplate);
1046     }
1047
1048     private boolean addRequirements(Component component, ComponentInstance componentInstance,
1049             List<RequirementCapabilityRelDef> relations, Component originComponent,
1050             List<Map<String, ToscaTemplateRequirement>> toscaRequirements, Map<String, Component> componentCache) {
1051         List<RequirementCapabilityRelDef> filteredRelations = relations.stream()
1052                                                                        .filter(p -> componentInstance.getUniqueId().equals(p.getFromNode())).collect(Collectors.toList());
1053         return isEmpty(filteredRelations) ||
1054                        filteredRelations.stream()
1055                                         .allMatch(rel -> addRequirement(componentInstance, originComponent, component.getComponentInstances(), rel, toscaRequirements, componentCache));
1056     }
1057
1058     private boolean addRequirement(ComponentInstance fromInstance, Component fromOriginComponent,
1059             List<ComponentInstance> instancesList, RequirementCapabilityRelDef rel,
1060             List<Map<String, ToscaTemplateRequirement>> toscaRequirements, Map<String, Component> componentCache) {
1061
1062         boolean result = true;
1063         Map<String, List<RequirementDefinition>> reqMap = fromOriginComponent.getRequirements();
1064         RelationshipInfo reqAndRelationshipPair = rel.getRelationships().get(0).getRelation();
1065         Either<Component, StorageOperationStatus> getOriginRes = null;
1066         Optional<RequirementDefinition> reqOpt = Optional.empty();
1067         Component toOriginComponent = null;
1068         Optional<CapabilityDefinition> capOpt = Optional.empty();
1069
1070         ComponentInstance toInstance = instancesList.stream().filter(i -> rel.getToNode().equals(i.getUniqueId()))
1071                                                     .findFirst().orElse(null);
1072         if (toInstance == null) {
1073             log.debug("Failed to find a relation from the node {} to the node {}", fromInstance.getName(),
1074                     rel.getToNode());
1075             result = false;
1076         }
1077         if (result) {
1078             reqOpt = findRequirement(fromOriginComponent, reqMap, reqAndRelationshipPair, fromInstance.getUniqueId());
1079             if (!reqOpt.isPresent()) {
1080                 log.debug("Failed to find a requirement with uniqueId {} on a component with uniqueId {}",
1081                         reqAndRelationshipPair.getRequirementUid(), fromOriginComponent.getUniqueId());
1082                 result = false;
1083             }
1084         }
1085         if (result) {
1086             ComponentParametersView filter = new ComponentParametersView(true);
1087             filter.setIgnoreComponentInstances(false);
1088             filter.setIgnoreCapabilities(false);
1089             filter.setIgnoreGroups(false);
1090             getOriginRes = toscaOperationFacade.getToscaElement(toInstance.getActualComponentUid(), filter);
1091             if (getOriginRes.isRight()) {
1092                 log.debug("Failed to build substituted name for the requirement {}. Failed to get an origin component with uniqueId {}",
1093                         reqOpt.get().getName(), toInstance.getActualComponentUid());
1094                 result = false;
1095             }
1096         }
1097         if (result) {
1098             toOriginComponent = getOriginRes.left().value();
1099             capOpt = toOriginComponent.getCapabilities().get(reqOpt.get().getCapability()).stream()
1100                                       .filter(c -> isCapabilityBelongToRelation(reqAndRelationshipPair, c)).findFirst();
1101             if (!capOpt.isPresent()) {
1102                 capOpt = findCapability(reqAndRelationshipPair, toOriginComponent, fromOriginComponent, reqOpt.get());
1103                 if(!capOpt.isPresent()){
1104                     result = false;
1105                     log.debug("Failed to find a capability with name {} on a component with uniqueId {}",
1106                             reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1107                 }
1108             }
1109         }
1110         if (result) {
1111             result = buildAndAddRequirement(toscaRequirements, fromOriginComponent, toOriginComponent, capOpt.get(),
1112                     reqOpt.get(), reqAndRelationshipPair, toInstance, componentCache);
1113         }
1114         return result;
1115     }
1116
1117     private boolean isCapabilityBelongToRelation(RelationshipInfo reqAndRelationshipPair, CapabilityDefinition capability) {
1118         return capability.getName().equals(reqAndRelationshipPair.getCapability()) && (capability.getOwnerId() !=null && capability.getOwnerId().equals(reqAndRelationshipPair.getCapabilityOwnerId()));
1119     }
1120
1121     private Optional<CapabilityDefinition> findCapability(RelationshipInfo reqAndRelationshipPair, Component toOriginComponent, Component fromOriginComponent, RequirementDefinition requirement) {
1122         Optional<CapabilityDefinition> cap = toOriginComponent.getCapabilities().get(requirement.getCapability()).stream().filter(c -> c.getType().equals(requirement.getCapability())).findFirst();
1123         if (!cap.isPresent()) {
1124             log.debug("Failed to find a capability with name {} on a component with uniqueId {}", reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1125         }
1126         return cap;
1127     }
1128
1129     private boolean buildAndAddRequirement(List<Map<String, ToscaTemplateRequirement>> toscaRequirements, Component fromOriginComponent, Component toOriginComponent, CapabilityDefinition capability, RequirementDefinition requirement, RelationshipInfo reqAndRelationshipPair, ComponentInstance toInstance, Map<String, Component> componentCache) {
1130         List<String> reducedPath = capability.getPath();
1131         if(capability.getOwnerId() !=null){
1132             reducedPath =   capabilityRequirementConverter.getReducedPathByOwner(capability.getPath() , capability.getOwnerId() );
1133         }
1134         Either<String, Boolean> buildCapNameRes = capabilityRequirementConverter.buildSubstitutedName(componentCache,
1135                 toOriginComponent, reducedPath, reqAndRelationshipPair.getCapability(), capability.getPreviousName());
1136         if (buildCapNameRes.isRight()) {
1137             log.debug(
1138                     "Failed to build a substituted capability name for the capability with name {} on a component with uniqueId {}",
1139                     reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1140             return false;
1141         }
1142         Either<String, Boolean> buildReqNameRes  = capabilityRequirementConverter.buildSubstitutedName(componentCache, fromOriginComponent,
1143                 requirement.getPath(), reqAndRelationshipPair.getRequirement(), requirement.getPreviousName());
1144         if (buildReqNameRes.isRight()) {
1145             log.debug(
1146                     "Failed to build a substituted requirement name for the requirement with name {} on a component with uniqueId {}",
1147                     reqAndRelationshipPair.getRequirement(), fromOriginComponent.getUniqueId());
1148             return false;
1149         }
1150         ToscaTemplateRequirement toscaRequirement = new ToscaTemplateRequirement();
1151         Map<String, ToscaTemplateRequirement> toscaReqMap = new HashMap<>();
1152         toscaRequirement.setNode(toInstance.getName());
1153         toscaRequirement.setCapability(buildCapNameRes.left().value());
1154         toscaReqMap.put(buildReqNameRes.left().value(), toscaRequirement);
1155         toscaRequirements.add(toscaReqMap);
1156         return true;
1157     }
1158
1159     private Optional<RequirementDefinition> findRequirement(Component fromOriginComponent, Map<String, List<RequirementDefinition>> reqMap, RelationshipInfo reqAndRelationshipPair,  String fromInstanceId) {
1160         for(List<RequirementDefinition> reqList: reqMap.values()){
1161             Optional<RequirementDefinition> reqOpt = reqList.stream().filter(r -> isRequirementBelongToRelation(fromOriginComponent, reqAndRelationshipPair, r, fromInstanceId)).findFirst();
1162             if(reqOpt.isPresent()){
1163                 return reqOpt;
1164             }
1165         }
1166         return Optional.empty();
1167     }
1168
1169     /**
1170      * Allows detecting the requirement belonging to the received relationship
1171      * The detection logic is: A requirement belongs to a relationship IF 1.The
1172      * name of the requirement equals to the "requirement" field of the
1173      * relation; AND 2. In case of a non-atomic resource, OwnerId of the
1174      * requirement equals to requirementOwnerId of the relation OR uniqueId of
1175      * toInstance equals to capabilityOwnerId of the relation
1176      */
1177     private boolean isRequirementBelongToRelation(Component originComponent, RelationshipInfo reqAndRelationshipPair, RequirementDefinition requirement, String fromInstanceId) {
1178         if (!StringUtils.equals(requirement.getName(), reqAndRelationshipPair.getRequirement())) {
1179             log.debug("Failed to find a requirement with name {} and  reqAndRelationshipPair {}",
1180                     requirement.getName(), reqAndRelationshipPair.getRequirement());
1181             return false;
1182         }
1183         return ModelConverter.isAtomicComponent(originComponent) ||
1184                        isRequirementBelongToOwner(reqAndRelationshipPair, requirement, fromInstanceId, originComponent);
1185     }
1186
1187     private boolean isRequirementBelongToOwner(RelationshipInfo reqAndRelationshipPair, RequirementDefinition requirement, String fromInstanceId, Component originComponent) {
1188         return StringUtils.equals(requirement.getOwnerId(), reqAndRelationshipPair.getRequirementOwnerId())
1189                 || (isCvfc(originComponent) && StringUtils.equals(fromInstanceId, reqAndRelationshipPair.getRequirementOwnerId())
1190                 || StringUtils.equals(requirement.getOwnerId(), originComponent.getUniqueId()));
1191     }
1192
1193     private boolean isCvfc(Component component) {
1194         return component.getComponentType() == ComponentTypeEnum.RESOURCE &&
1195                        ((Resource) component).getResourceType() == ResourceTypeEnum.CVFC;
1196     }
1197
1198     private Either<SubstitutionMapping, ToscaError> convertCapabilities(Component component,
1199             SubstitutionMapping substitutionMappings, Map<String, Component> componentCache) {
1200
1201         Either<SubstitutionMapping, ToscaError> result = Either.left(substitutionMappings);
1202         Either<Map<String, String[]>, ToscaError> toscaCapabilitiesRes = capabilityRequirementConverter
1203                                                                                  .convertSubstitutionMappingCapabilities(componentCache, component);
1204         if (toscaCapabilitiesRes.isRight()) {
1205             result = Either.right(toscaCapabilitiesRes.right().value());
1206             log.debug("Failed convert capabilities for the component {}. ", component.getName());
1207         } else if (isNotEmpty(toscaCapabilitiesRes.left().value())) {
1208             substitutionMappings.setCapabilities(toscaCapabilitiesRes.left().value());
1209             log.debug("Finish convert capabilities for the component {}. ", component.getName());
1210         }
1211         log.debug("Finished to convert capabilities for the component {}. ", component.getName());
1212         return result;
1213     }
1214
1215     private Either<ToscaNodeType, ToscaError> convertCapabilities(Map<String, Component> componentsCache, Component component, ToscaNodeType nodeType,
1216             Map<String, DataTypeDefinition> dataTypes) {
1217         Map<String, ToscaCapability> toscaCapabilities = capabilityRequirementConverter.convertCapabilities(componentsCache, component,
1218                 dataTypes);
1219         if (!toscaCapabilities.isEmpty()) {
1220             nodeType.setCapabilities(toscaCapabilities);
1221         }
1222         log.debug("Finish convert Capabilities for node type");
1223
1224         return Either.left(nodeType);
1225     }
1226
1227
1228     protected NodeFilter convertToNodeTemplateNodeFilterComponent(CINodeFilterDataDefinition inNodeFilter) {
1229         if (inNodeFilter == null){
1230             return null;
1231         }
1232         NodeFilter nodeFilter = new NodeFilter();
1233
1234         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities =
1235                 inNodeFilter.getCapabilities();
1236
1237         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties = inNodeFilter.getProperties();
1238
1239         List<Map<String, CapabilityFilter>> capabilitiesCopy = new ArrayList<>();
1240         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1241
1242         copyNodeFilterCapabilitiesTemplate(origCapabilities, capabilitiesCopy);
1243         copyNodeFilterProperties(origProperties, propertiesCopy);
1244
1245         if(CollectionUtils.isNotEmpty(capabilitiesCopy)) {
1246             nodeFilter.setCapabilities(capabilitiesCopy);
1247         }
1248
1249         if(CollectionUtils.isNotEmpty(propertiesCopy)) {
1250             nodeFilter.setProperties(propertiesCopy);
1251         }
1252
1253         nodeFilter.setTosca_id(cloneToscaId(inNodeFilter.getTosca_id()));
1254
1255
1256         nodeFilter = (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1257
1258         return nodeFilter;
1259     }
1260
1261     private Object cloneToscaId(Object toscaId) {
1262         return Objects.isNull(toscaId) ? null
1263                        : cloneObjectFromYml(toscaId, toscaId.getClass());
1264     }
1265
1266
1267     private Object cloneObjectFromYml(Object objToClone, Class classOfObj) {
1268         String objectAsYml = yamlUtil.objectToYaml(objToClone);
1269         return yamlUtil.yamlToObject(objectAsYml, classOfObj);
1270     }
1271     private void copyNodeFilterCapabilitiesTemplate(
1272             ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities,
1273             List<Map<String, CapabilityFilter>> capabilitiesCopy) {
1274         if(origCapabilities == null || origCapabilities.getListToscaDataDefinition() == null ||
1275                    origCapabilities.getListToscaDataDefinition().isEmpty() ) {
1276             return;
1277         }
1278         for(RequirementNodeFilterCapabilityDataDefinition capability : origCapabilities.getListToscaDataDefinition()) {
1279             Map<String, CapabilityFilter> capabilityFilterCopyMap = new HashMap<>();
1280             CapabilityFilter capabilityFilter = new CapabilityFilter();
1281             List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1282             copyNodeFilterProperties(capability.getProperties(), propertiesCopy);
1283             capabilityFilter.setProperties(propertiesCopy);
1284             capabilityFilterCopyMap.put(capability.getName(), capabilityFilter);
1285             capabilitiesCopy.add(capabilityFilterCopyMap);
1286         }
1287     }
1288
1289     private List<Object> copyNodeFilterProperty(List<Object> propertyList) {
1290         String listAsString = yamlUtil.objectToYaml(propertyList);
1291         return yamlUtil.yamlToObject(listAsString, List.class);
1292     }
1293
1294
1295     private void copyNodeFilterProperties(
1296             ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties,
1297             List<Map<String, List<Object>>> propertiesCopy) {
1298         if(origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1299                    origProperties.isEmpty()) {
1300             return;
1301         }
1302         for(RequirementNodeFilterPropertyDataDefinition propertyDataDefinition : origProperties.getListToscaDataDefinition()) {
1303             Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1304             for(String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1305                 Map propertyValObj =  new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1306                 if (propertyMapCopy.containsKey(propertyDataDefinition.getName())){
1307                     propertyMapCopy.get(propertyDataDefinition.getName()).add(propertyValObj);
1308                 } else {
1309                     if (propertyDataDefinition.getName() != null) {
1310                         List propsList =new ArrayList();
1311                         propsList.add(propertyValObj);
1312                         propertyMapCopy.put(propertyDataDefinition.getName(), propsList);
1313                     } else {
1314                         propertyMapCopy.putAll(propertyValObj);
1315                     }
1316                 }
1317             }
1318             propertiesCopy.add(propertyMapCopy);
1319         }
1320
1321     }
1322
1323     private static class CustomRepresenter extends Representer {
1324         public CustomRepresenter() {
1325             super();
1326             // null representer is exceptional and it is stored as an instance
1327             // variable.
1328             this.nullRepresenter = new RepresentNull();
1329
1330         }
1331
1332         @Override
1333         protected NodeTuple representJavaBeanProperty(Object javaBean, Property property, Object propertyValue,
1334                 Tag customTag) {
1335             if (propertyValue == null) {
1336                 return null;
1337             } else {
1338                 // skip not relevant for Tosca property
1339                 if ("dependencies".equals(property.getName())) {
1340                     return null;
1341                 }
1342                 NodeTuple defaultNode = super.representJavaBeanProperty(javaBean, property, propertyValue, customTag);
1343
1344                 return "_defaultp_".equals(property.getName())
1345                                ? new NodeTuple(representData("default"), defaultNode.getValueNode()) : defaultNode;
1346             }
1347         }
1348
1349         @Override
1350         protected MappingNode representJavaBean(Set<Property> properties, Object javaBean) {
1351             // remove the bean type from the output yaml (!! ...)
1352             if (!classTags.containsKey(javaBean.getClass())) {
1353                 addClassTag(javaBean.getClass(), Tag.MAP);
1354             }
1355
1356             return super.representJavaBean(properties, javaBean);
1357         }
1358
1359         private class RepresentNull implements Represent {
1360             @Override
1361             public Node representData(Object data) {
1362                 // possible values are here http://yaml.org/type/null.html
1363                 return representScalar(Tag.NULL, "");
1364             }
1365         }
1366     }
1367
1368     private static class UnsortedPropertyUtils extends PropertyUtils {
1369         @Override
1370         protected Set<Property> createPropertySet(Class type, BeanAccess bAccess)
1371                 throws IntrospectionException {
1372             Collection<Property> fields = getPropertiesMap(type, BeanAccess.FIELD).values();
1373             return new LinkedHashSet<>(fields);
1374         }
1375     }
1376
1377     private Object removeOperationsKeyFromInterface(Object interfaceInstanceDataDefinition) {
1378         ObjectMapper objectMapper = new ObjectMapper();
1379         objectMapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
1380
1381             Map<String, Object> interfaceAsMap = ServiceUtils.getObjectAsMap(interfaceInstanceDataDefinition);
1382             Map<String, Object> operations = (Map<String, Object>) interfaceAsMap.remove("operations");
1383             interfaceAsMap.remove("empty");
1384
1385             if(MapUtils.isNotEmpty(operations)) {
1386                 interfaceAsMap.putAll(operations);
1387             }
1388
1389             Object interfaceObject = objectMapper.convertValue(interfaceAsMap, Object.class);
1390
1391             return interfaceObject;
1392
1393     }
1394 }
1395