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