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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.be.tosca;
  22
  23 import static org.apache.commons.collections.CollectionUtils.isEmpty;
  24 import static org.apache.commons.collections.CollectionUtils.isNotEmpty;
  25 import static org.apache.commons.collections.MapUtils.isNotEmpty;
  26 import static org.openecomp.sdc.be.components.utils.PropertiesUtils.resolvePropertyValueFromInput;
  27 import static org.openecomp.sdc.be.tosca.InterfacesOperationsConverter.addInterfaceTypeElement;
  28 import java.beans.IntrospectionException;
  29 import java.util.ArrayList;
  30 import java.util.Collection;
  31 import java.util.HashMap;
  32 import java.util.Iterator;
  33 import java.util.LinkedHashSet;
  34 import java.util.List;
  35 import java.util.Map;
  36 import java.util.Map.Entry;
  37 import java.util.Objects;
  38 import java.util.Optional;
  39 import java.util.Set;
  40 import java.util.function.Supplier;
  41 import java.util.stream.Collectors;
  42 import org.apache.commons.collections.CollectionUtils;
  43 import org.apache.commons.collections.MapUtils;
  44 import org.apache.commons.lang.StringUtils;
  45 import org.apache.commons.lang3.tuple.ImmutablePair;
  46 import org.apache.commons.lang3.tuple.ImmutableTriple;
  47 import org.apache.commons.lang3.tuple.Triple;
  48 import org.onap.sdc.tosca.services.YamlUtil;
  49 import org.openecomp.sdc.be.components.impl.exceptions.SdcResourceNotFoundException;
  50 import org.openecomp.sdc.be.config.ConfigurationManager;
  51 import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
  52 import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
  53 import org.openecomp.sdc.be.datatypes.elements.AttributeDataDefinition;
  54 import org.openecomp.sdc.be.datatypes.elements.CINodeFilterDataDefinition;
  55 import org.openecomp.sdc.be.datatypes.elements.InterfaceDataDefinition;
  56 import org.openecomp.sdc.be.datatypes.elements.ListDataDefinition;
  57 import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
  58 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterCapabilityDataDefinition;
  59 import org.openecomp.sdc.be.datatypes.elements.RequirementNodeFilterPropertyDataDefinition;
  60 import org.openecomp.sdc.be.datatypes.elements.RequirementSubstitutionFilterPropertyDataDefinition;
  61 import org.openecomp.sdc.be.datatypes.elements.SubstitutionFilterDataDefinition;
  62 import org.openecomp.sdc.be.datatypes.elements.ToscaArtifactDataDefinition;
  63 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  64 import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
  65 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  66 import org.openecomp.sdc.be.model.ArtifactDefinition;
  67 import org.openecomp.sdc.be.model.CapabilityDefinition;
  68 import org.openecomp.sdc.be.model.Component;
  69 import org.openecomp.sdc.be.model.ComponentInstance;
  70 import org.openecomp.sdc.be.model.ComponentInstanceInput;
  71 import org.openecomp.sdc.be.model.ComponentInstanceInterface;
  72 import org.openecomp.sdc.be.model.ComponentInstanceProperty;
  73 import org.openecomp.sdc.be.model.ComponentParametersView;
  74 import org.openecomp.sdc.be.model.DataTypeDefinition;
  75 import org.openecomp.sdc.be.model.GroupInstance;
  76 import org.openecomp.sdc.be.model.InputDefinition;
  77 import org.openecomp.sdc.be.model.InterfaceDefinition;
  78 import org.openecomp.sdc.be.model.PropertyDefinition;
  79 import org.openecomp.sdc.be.model.RelationshipInfo;
  80 import org.openecomp.sdc.be.model.RequirementCapabilityRelDef;
  81 import org.openecomp.sdc.be.model.RequirementDefinition;
  82 import org.openecomp.sdc.be.model.Resource;
  83 import org.openecomp.sdc.be.model.Service;
  84 import org.openecomp.sdc.be.model.cache.ApplicationDataTypeCache;
  85 import org.openecomp.sdc.be.model.category.CategoryDefinition;
  86 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
  87 import org.openecomp.sdc.be.model.jsonjanusgraph.utils.ModelConverter;
  88 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  89 import org.openecomp.sdc.be.model.operations.impl.InterfaceLifecycleOperation;
  90 import org.openecomp.sdc.be.model.tosca.converters.ToscaValueBaseConverter;
  91 import org.openecomp.sdc.be.tosca.model.CapabilityFilter;
  92 import org.openecomp.sdc.be.tosca.model.NodeFilter;
  93 import org.openecomp.sdc.be.tosca.model.SubstitutionMapping;
  94 import org.openecomp.sdc.be.tosca.model.ToscaCapability;
  95 import org.openecomp.sdc.be.tosca.model.ToscaDataType;
  96 import org.openecomp.sdc.be.tosca.model.ToscaGroupTemplate;
  97 import org.openecomp.sdc.be.tosca.model.ToscaMetadata;
  98 import org.openecomp.sdc.be.tosca.model.ToscaNodeTemplate;
  99 import org.openecomp.sdc.be.tosca.model.ToscaNodeType;
 100 import org.openecomp.sdc.be.tosca.model.ToscaPolicyTemplate;
 101 import org.openecomp.sdc.be.tosca.model.ToscaProperty;
 102 import org.openecomp.sdc.be.tosca.model.ToscaRequirement;
 103 import org.openecomp.sdc.be.tosca.model.ToscaTemplate;
 104 import org.openecomp.sdc.be.tosca.model.ToscaTemplateArtifact;
 105 import org.openecomp.sdc.be.tosca.model.ToscaTemplateRequirement;
 106 import org.openecomp.sdc.be.tosca.model.ToscaTopolgyTemplate;
 107 import org.openecomp.sdc.be.tosca.utils.ForwardingPathToscaUtil;
 108 import org.openecomp.sdc.be.tosca.utils.InputConverter;
 109 import org.openecomp.sdc.common.log.wrappers.Logger;
 110 import org.openecomp.sdc.externalupload.utils.ServiceUtils;
 111 import org.springframework.beans.factory.annotation.Autowired;
 112 import org.yaml.snakeyaml.DumperOptions;
 113 import org.yaml.snakeyaml.DumperOptions.FlowStyle;
 114 import org.yaml.snakeyaml.Yaml;
 115 import org.yaml.snakeyaml.introspector.BeanAccess;
 116 import org.yaml.snakeyaml.introspector.Property;
 117 import org.yaml.snakeyaml.introspector.PropertyUtils;
 118 import org.yaml.snakeyaml.nodes.MappingNode;
 119 import org.yaml.snakeyaml.nodes.Node;
 120 import org.yaml.snakeyaml.nodes.NodeTuple;
 121 import org.yaml.snakeyaml.nodes.Tag;
 122 import org.yaml.snakeyaml.representer.Represent;
 123 import org.yaml.snakeyaml.representer.Representer;
 124 import com.fasterxml.jackson.databind.ObjectMapper;
 125 import com.fasterxml.jackson.databind.SerializationFeature;
 126 import fj.data.Either;
 127
 128 @org.springframework.stereotype.Component("tosca-export-handler")
 129 public class ToscaExportHandler {
 130
 131     private static final Logger log = Logger.getLogger(ToscaExportHandler.class);
 132
 133     private ApplicationDataTypeCache dataTypeCache;
 134     private ToscaOperationFacade toscaOperationFacade;
 135     private CapabilityRequirementConverter capabilityRequirementConverter;
 136     private PolicyExportParser policyExportParser;
 137     private GroupExportParser groupExportParser;
 138     private PropertyConvertor propertyConvertor;
 139     private InputConverter inputConverter;
 140     private InterfaceLifecycleOperation interfaceLifecycleOperation;
 141     private InterfacesOperationsConverter interfacesOperationsConverter;
 142
 143     @Autowired
 144     public ToscaExportHandler(ApplicationDataTypeCache dataTypeCache, ToscaOperationFacade toscaOperationFacade,
 145                               CapabilityRequirementConverter capabilityRequirementConverter,
 146                               PolicyExportParser policyExportParser,
 147                               GroupExportParser groupExportParser, PropertyConvertor propertyConvertor,
 148                               InputConverter inputConverter,
 149                               InterfaceLifecycleOperation interfaceLifecycleOperation,
 150                               InterfacesOperationsConverter interfacesOperationsConverter) {
 151         this.dataTypeCache = dataTypeCache;
 152         this.toscaOperationFacade = toscaOperationFacade;
 153         this.capabilityRequirementConverter = capabilityRequirementConverter;
 154         this.policyExportParser = policyExportParser;
 155         this.groupExportParser = groupExportParser;
 156         this.propertyConvertor = propertyConvertor;
 157         this.inputConverter = inputConverter;
 158         this.interfaceLifecycleOperation = interfaceLifecycleOperation;
 159         this.interfacesOperationsConverter = interfacesOperationsConverter;
 160     }
 161
 162     private static final String TOSCA_VERSION = "tosca_simple_yaml_1_1";
 163     private static final String SERVICE_NODE_TYPE_PREFIX = "org.openecomp.service.";
 164     private static final String IMPORTS_FILE_KEY = "file";
 165     private static final String TOSCA_INTERFACE_NAME = "-interface.yml";
 166     public static final String ASSET_TOSCA_TEMPLATE = "assettoscatemplate";
 167     private static final String FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION = "convertToToscaTemplate - failed to get Default Imports section from configuration";
 168     private static final String NOT_SUPPORTED_COMPONENT_TYPE = "Not supported component type {}";
 169     private static final String NATIVE_ROOT = "tosca.nodes.Root";
 170     private static YamlUtil yamlUtil = new YamlUtil();
 171
 172     public ToscaExportHandler() {
 173     }
 174
 175     public Either<ToscaRepresentation, ToscaError> exportComponent(Component component) {
 176         return convertToToscaTemplate(component).left().map(this::createToscaRepresentation);
 177     }
 178
 179     public Either<ToscaRepresentation, ToscaError> exportComponentInterface(final Component component,
 180                                                                             final boolean isAssociatedComponent) {
 181         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 182         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 183             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 184             return Either.right(ToscaError.GENERAL_ERROR);
 185         }
 186
 187         String toscaVersion = null;
 188         if (component instanceof Resource) {
 189             toscaVersion = ((Resource) component).getToscaVersion();
 190         }
 191         ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
 192         toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
 193         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 194         final Either<ToscaTemplate, ToscaError> toscaTemplateRes =
 195             convertInterfaceNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes, isAssociatedComponent);
 196         if (toscaTemplateRes.isRight()) {
 197             return Either.right(toscaTemplateRes.right().value());
 198         }
 199
 200         toscaTemplate = toscaTemplateRes.left().value();
 201         ToscaRepresentation toscaRepresentation = this.createToscaRepresentation(toscaTemplate);
 202         return Either.left(toscaRepresentation);
 203     }
 204
 205     public ToscaRepresentation createToscaRepresentation(ToscaTemplate toscaTemplate) {
 206         CustomRepresenter representer = new CustomRepresenter();
 207         DumperOptions options = new DumperOptions();
 208         options.setAllowReadOnlyProperties(false);
 209         options.setPrettyFlow(true);
 210
 211         options.setDefaultFlowStyle(FlowStyle.FLOW);
 212         options.setCanonical(false);
 213
 214         representer.addClassTag(toscaTemplate.getClass(), Tag.MAP);
 215
 216         representer.setPropertyUtils(new UnsortedPropertyUtils());
 217         Yaml yaml = new Yaml(representer, options);
 218
 219         String yamlAsString = yaml.dumpAsMap(toscaTemplate);
 220
 221         StringBuilder sb = new StringBuilder();
 222         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactHeader());
 223         sb.append(yamlAsString);
 224         sb.append(ConfigurationManager.getConfigurationManager().getConfiguration().getHeatEnvArtifactFooter());
 225
 226         return ToscaRepresentation.make(sb.toString().getBytes(), toscaTemplate);
 227     }
 228
 229     public Either<ToscaTemplate, ToscaError> getDependencies(Component component) {
 230         ToscaTemplate toscaTemplate = new ToscaTemplate(null);
 231         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports = fillImports(component,
 232             toscaTemplate);
 233         if (fillImports.isRight()) {
 234             return Either.right(fillImports.right().value());
 235         }
 236         return Either.left(fillImports.left().value().left);
 237     }
 238
 239     public Either<ToscaTemplate, ToscaError> convertToToscaTemplate(final Component component) {
 240         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 241         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 242             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 243             return Either.right(ToscaError.GENERAL_ERROR);
 244         }
 245         log.trace("start tosca export for {}", component.getUniqueId());
 246         String toscaVersion = null;
 247         if (component instanceof Resource) {
 248             toscaVersion = ((Resource) component).getToscaVersion();
 249         }
 250         final ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
 251         toscaTemplate.setMetadata(convertMetadata(component));
 252         toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
 253         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
 254         if (ModelConverter.isAtomicComponent(component)) {
 255             log.trace("convert component as node type");
 256             return convertNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes);
 257         } else {
 258             log.trace("convert component as topology template");
 259             return convertToscaTemplate(component, toscaTemplate);
 260         }
 261
 262     }
 263
 264     private Either<ToscaTemplate, ToscaError> convertToscaTemplate(Component component, ToscaTemplate toscaNode) {
 265
 266         Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> importsRes = fillImports(component,
 267             toscaNode);
 268         if (importsRes.isRight()) {
 269             return Either.right(importsRes.right().value());
 270         }
 271         toscaNode = importsRes.left().value().left;
 272         Map<String, Component> componentCache = importsRes.left().value().right;
 273         Either<Map<String, ToscaNodeType>, ToscaError> nodeTypesMapEither = createProxyNodeTypes(componentCache,
 274             component);
 275         if (nodeTypesMapEither.isRight()) {
 276             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
 277                 nodeTypesMapEither.right().value());
 278             return Either.right(nodeTypesMapEither.right().value());
 279         }
 280         Map<String, ToscaNodeType> nodeTypesMap = nodeTypesMapEither.left().value();
 281         if (nodeTypesMap != null && !nodeTypesMap.isEmpty()) {
 282             toscaNode.setNode_types(nodeTypesMap);
 283         }
 284
 285         createServiceSubstitutionNodeTypes(componentCache, component, toscaNode);
 286
 287         Either<Map<String, Object>, ToscaError> proxyInterfaceTypesEither = createProxyInterfaceTypes(component);
 288         if (proxyInterfaceTypesEither.isRight()) {
 289             log.debug("Failed to populate service proxy local interface types in tosca, error {}",
 290                 nodeTypesMapEither.right().value());
 291             return Either.right(proxyInterfaceTypesEither.right().value());
 292         }
 293         Map<String, Object> proxyInterfaceTypes = proxyInterfaceTypesEither.left().value();
 294         if (MapUtils.isNotEmpty(proxyInterfaceTypes)) {
 295             toscaNode.setInterface_types(proxyInterfaceTypes);
 296         }
 297
 298         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
 299         if (dataTypesEither.isRight()) {
 300             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
 301             return Either.right(ToscaError.GENERAL_ERROR);
 302         }
 303         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 304         ToscaTopolgyTemplate topologyTemplate = new ToscaTopolgyTemplate();
 305         List<InputDefinition> inputDef = component.getInputs();
 306         Map<String, ToscaProperty> inputs = inputConverter.convertInputs(inputDef, dataTypes);
 307
 308         if (!inputs.isEmpty()) {
 309             topologyTemplate.setInputs(inputs);
 310         }
 311
 312         final List<ComponentInstance> componentInstances = component.getComponentInstances();
 313         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties =
 314             component.getComponentInstancesProperties();
 315         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces =
 316             component.getComponentInstancesInterfaces();
 317         SubstitutionMapping substitutionMapping = new SubstitutionMapping();
 318         if (CollectionUtils.isNotEmpty(componentInstances)) {
 319             final Either<Map<String, ToscaNodeTemplate>, ToscaError> nodeTemplates =
 320                 convertNodeTemplates(component, componentInstances,
 321                     componentInstancesProperties, componentInstanceInterfaces,
 322                     componentCache, dataTypes, topologyTemplate);
 323             if (nodeTemplates.isRight()) {
 324                 return Either.right(nodeTemplates.right().value());
 325             }
 326             log.debug("node templates converted");
 327             topologyTemplate.setNode_templates(nodeTemplates.left().value());
 328
 329             convertSubstitutionMappingFilter(componentInstances, substitutionMapping);
 330         }
 331
 332         addGroupsToTopologyTemplate(component, topologyTemplate);
 333
 334         try {
 335             addPoliciesToTopologyTemplate(component, topologyTemplate);
 336         } catch (SdcResourceNotFoundException e) {
 337             log.debug("Fail to add policies to topology template:", e);
 338             return Either.right(ToscaError.GENERAL_ERROR);
 339         }
 340
 341         String toscaResourceName;
 342         switch (component.getComponentType()) {
 343             case RESOURCE:
 344                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 345                     .getMetadataDataDefinition()).getToscaResourceName();
 346                 break;
 347             case SERVICE:
 348                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 349                     + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 350                 break;
 351             default:
 352                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 353                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 354         }
 355         substitutionMapping.setNode_type(toscaResourceName);
 356         Either<SubstitutionMapping, ToscaError> capabilities = convertCapabilities(component, substitutionMapping,
 357             componentCache);
 358         if (capabilities.isRight()) {
 359             return Either.right(capabilities.right().value());
 360         }
 361         substitutionMapping = capabilities.left().value();
 362
 363         Either<SubstitutionMapping, ToscaError> requirements = capabilityRequirementConverter
 364             .convertSubstitutionMappingRequirements(componentCache, component, substitutionMapping);
 365         if (requirements.isRight()) {
 366             return Either.right(requirements.right().value());
 367         }
 368         substitutionMapping = requirements.left().value();
 369
 370         final Optional<Map<String, ToscaProperty>> proxyInputProperties = getProxyNodeTypeInputProperties(component, dataTypes);
 371         proxyInputProperties.ifPresent(substitutionMapping::setProperties);
 372
 373         topologyTemplate.setSubstitution_mappings(substitutionMapping);
 374
 375         toscaNode.setTopology_template(topologyTemplate);
 376
 377         return Either.left(toscaNode);
 378     }
 379
 380     private void convertSubstitutionMappingFilter(final List<ComponentInstance> componentInstances,
 381                                                   final SubstitutionMapping substitutionMapping) {
 382         componentInstances.stream()
 383             .filter(componentInstance -> hasSubstitutionFilterDataDefinition(componentInstance.getSubstitutionFilter()))
 384             .forEach(componentInstance -> substitutionMapping
 385                 .setSubstitution_filter(convertToSubstitutionFilterComponent(componentInstance.getSubstitutionFilter())));
 386     }
 387
 388     private boolean hasSubstitutionFilterDataDefinition(
 389         final SubstitutionFilterDataDefinition substitutionFilterDataDefinition) {
 390
 391         return substitutionFilterDataDefinition != null && substitutionFilterDataDefinition.getProperties() != null
 392             && CollectionUtils.isNotEmpty(substitutionFilterDataDefinition.getProperties().getListToscaDataDefinition());
 393     }
 394
 395     private void addGroupsToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate) {
 396         Map<String, ToscaGroupTemplate> groups = groupExportParser.getGroups(component);
 397         if (groups != null) {
 398             topologyTemplate.addGroups(groups);
 399         }
 400     }
 401
 402     private void addPoliciesToTopologyTemplate(Component component, ToscaTopolgyTemplate topologyTemplate)
 403         throws SdcResourceNotFoundException {
 404         Map<String, ToscaPolicyTemplate> policies = policyExportParser.getPolicies(component);
 405         if (policies != null) {
 406             topologyTemplate.addPolicies(policies);
 407         }
 408     }
 409
 410     private ToscaMetadata convertMetadata(Component component) {
 411         return convertMetadata(component, false, null);
 412     }
 413
 414     private ToscaMetadata convertMetadata(Component component, boolean isInstance,
 415                                           ComponentInstance componentInstance) {
 416         ToscaMetadata toscaMetadata = new ToscaMetadata();
 417         toscaMetadata.setInvariantUUID(component.getInvariantUUID());
 418         toscaMetadata.setUUID(component.getUUID());
 419         toscaMetadata.setDescription(component.getDescription());
 420         toscaMetadata.setName(component.getComponentMetadataDefinition().getMetadataDataDefinition().getName());
 421
 422         List<CategoryDefinition> categories = component.getCategories();
 423         CategoryDefinition categoryDefinition = categories.get(0);
 424         toscaMetadata.setCategory(categoryDefinition.getName());
 425
 426         if (isInstance) {
 427             toscaMetadata.setVersion(component.getVersion());
 428             toscaMetadata.setCustomizationUUID(componentInstance.getCustomizationUUID());
 429             if (componentInstance.getSourceModelInvariant() != null
 430                 && !componentInstance.getSourceModelInvariant().isEmpty()) {
 431                 toscaMetadata.setVersion(componentInstance.getComponentVersion());
 432                 toscaMetadata.setSourceModelInvariant(componentInstance.getSourceModelInvariant());
 433                 toscaMetadata.setSourceModelUuid(componentInstance.getSourceModelUuid());
 434                 toscaMetadata.setSourceModelName(componentInstance.getSourceModelName());
 435                 if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 436                         toscaMetadata.setName(componentInstance.getSourceModelName() + " " + OriginTypeEnum.ServiceProxy.getDisplayValue());
 437                 } else if (componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 438                     toscaMetadata.setName(componentInstance.getSourceModelName() + " " + OriginTypeEnum.ServiceSubstitution.getDisplayValue());
 439                 }
 440                 toscaMetadata.setDescription(componentInstance.getDescription());
 441             }
 442
 443         }
 444         switch (component.getComponentType()) {
 445             case RESOURCE:
 446                 Resource resource = (Resource) component;
 447
 448             if (isInstance && (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution)) {
 449                     toscaMetadata.setType(componentInstance.getOriginType().getDisplayValue());
 450                 } else {
 451                     toscaMetadata.setType(resource.getResourceType().name());
 452                 }
 453                 toscaMetadata.setSubcategory(categoryDefinition.getSubcategories().get(0).getName());
 454                 toscaMetadata.setResourceVendor(resource.getVendorName());
 455                 toscaMetadata.setResourceVendorRelease(resource.getVendorRelease());
 456                 toscaMetadata.setResourceVendorModelNumber(resource.getResourceVendorModelNumber());
 457                 break;
 458             case SERVICE:
 459                 Service service = (Service) component;
 460                 toscaMetadata.setType(component.getComponentType().getValue());
 461                 toscaMetadata.setServiceType(service.getServiceType());
 462                 toscaMetadata.setServiceRole(service.getServiceRole());
 463                 toscaMetadata.setServiceFunction(service.getServiceFunction());
 464                 toscaMetadata.setEnvironmentContext(service.getEnvironmentContext());
 465                 resolveInstantiationTypeAndSetItToToscaMetaData(toscaMetadata, service);
 466                 if (!isInstance) {
 467                     // DE268546
 468                     toscaMetadata.setServiceEcompNaming(((Service) component).isEcompGeneratedNaming());
 469                     toscaMetadata.setEcompGeneratedNaming(((Service) component).isEcompGeneratedNaming());
 470                     toscaMetadata.setNamingPolicy(((Service) component).getNamingPolicy());
 471                 }
 472                 break;
 473             default:
 474                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 475         }
 476         return toscaMetadata;
 477     }
 478
 479     private void resolveInstantiationTypeAndSetItToToscaMetaData(ToscaMetadata toscaMetadata, Service service) {
 480         if (service.getInstantiationType() != null) {
 481             toscaMetadata.setInstantiationType(service.getInstantiationType());
 482         } else {
 483             toscaMetadata.setInstantiationType(StringUtils.EMPTY);
 484         }
 485     }
 486
 487     private Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports(Component component,
 488                                                                                                  ToscaTemplate toscaTemplate) {
 489
 490         final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
 491         if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
 492             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
 493             return Either.right(ToscaError.GENERAL_ERROR);
 494         }
 495         Map<String, Component> componentCache = new HashMap<>();
 496
 497         if (!ModelConverter.isAtomicComponent(component)) {
 498             final List<Map<String, Map<String, String>>> additionalImports =
 499                 toscaTemplate.getImports() == null ? new ArrayList<>(defaultToscaImportConfig)
 500                     : new ArrayList<>(toscaTemplate.getImports());
 501
 502             List<Triple<String, String, Component>> dependecies = new ArrayList<>();
 503
 504             Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 505             if (isNotEmpty(toscaArtifacts)) {
 506                 ArtifactDefinition artifactDefinition = toscaArtifacts.get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 507                 if (artifactDefinition != null) {
 508                     Map<String, Map<String, String>> importsListMember = new HashMap<>();
 509                     Map<String, String> interfaceFiles = new HashMap<>();
 510                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactDefinition.getArtifactName()));
 511                     StringBuilder keyNameBuilder = new StringBuilder();
 512                     keyNameBuilder.append(component.getComponentType().toString().toLowerCase()).append("-")
 513                         .append(component.getName()).append("-interface");
 514                     importsListMember.put(keyNameBuilder.toString(), interfaceFiles);
 515                     additionalImports.add(importsListMember);
 516                 }
 517             }
 518             List<ComponentInstance> componentInstances = component.getComponentInstances();
 519             if (componentInstances != null && !componentInstances.isEmpty()) {
 520                 componentInstances.forEach(ci -> createDependency(componentCache, additionalImports, dependecies, ci));
 521             }
 522             toscaTemplate.setDependencies(dependecies);
 523             toscaTemplate.setImports(additionalImports);
 524         } else {
 525             log.debug("currently imports supported for VF and service only");
 526         }
 527         return Either.left(new ImmutablePair<>(toscaTemplate, componentCache));
 528     }
 529
 530     private List<Map<String, Map<String, String>>> getDefaultToscaImportConfig() {
 531         return ConfigurationManager.getConfigurationManager().getConfiguration().getDefaultImports();
 532     }
 533
 534     private void createDependency(final Map<String, Component> componentCache,
 535                                   final List<Map<String, Map<String, String>>> imports,
 536                                   final List<Triple<String, String, Component>> dependencies,
 537                                   final ComponentInstance componentInstance) {
 538         log.debug("createDependency componentCache {}", componentCache);
 539         final Component componentRI = componentCache.get(componentInstance.getComponentUid());
 540         if (componentRI == null) {
 541             // all resource must be only once!
 542             final Either<Component, StorageOperationStatus> resource = toscaOperationFacade
 543                 .getToscaFullElement(componentInstance.getComponentUid());
 544             if ((resource.isRight()) && (log.isDebugEnabled())) {
 545                 log.debug("Failed to fetch resource with id {} for instance {}", componentInstance.getComponentUid(),
 546                     componentInstance.getUniqueId());
 547                 return;
 548             }
 549             final Component fetchedComponent = resource.left().value();
 550             setComponentCache(componentCache, componentInstance, fetchedComponent);
 551             addDependencies(imports, dependencies, fetchedComponent);
 552         }
 553     }
 554
 555     /**
 556      * Sets a componentCache from the given component/resource.
 557      */
 558     private void setComponentCache(final Map<String, Component> componentCache,
 559                                    final ComponentInstance componentInstance,
 560                                    final Component fetchedComponent) {
 561         componentCache.put(fetchedComponent.getUniqueId(), fetchedComponent);
 562         if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy || componentInstance.getOriginType() == OriginTypeEnum.ServiceSubstitution) {
 563             final Either<Component, StorageOperationStatus> sourceService = toscaOperationFacade
 564                 .getToscaFullElement(componentInstance.getSourceModelUid());
 565             if (sourceService.isRight() && (log.isDebugEnabled())) {
 566                 log.debug("Failed to fetch source service with id {} for proxy {}",
 567                     componentInstance.getSourceModelUid(), componentInstance.getUniqueId());
 568             }
 569             final Component fetchedSource = sourceService.left().value();
 570             componentCache.put(fetchedSource.getUniqueId(), fetchedSource);
 571         }
 572     }
 573
 574     /**
 575      * Retrieves all derived_from nodes and stores it in a predictable order.
 576      */
 577     private void addDependencies(final List<Map<String, Map<String, String>>> imports,
 578                                  final List<Triple<String, String, Component>> dependencies,
 579                                  final Component fetchedComponent) {
 580         final Set<Component> componentsList = new LinkedHashSet<>();
 581         if (fetchedComponent instanceof Resource) {
 582             log.debug("fetchedComponent is a resource {}", fetchedComponent);
 583
 584             final Optional<Map<String, String>> derivedFromMapOfIdToName = getDerivedFromMapOfIdToName(fetchedComponent,
 585                 componentsList);
 586             if (derivedFromMapOfIdToName.isPresent()) {
 587                 derivedFromMapOfIdToName.get().entrySet().forEach(entry -> {
 588                     log.debug("Started entry.getValue() : {}", entry.getValue());
 589                     if (!NATIVE_ROOT.equals(entry.getValue())) {
 590                         Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 591                             .getToscaElement(entry.getKey());
 592                         if (resourcefetched != null && resourcefetched.isLeft()) {
 593                             componentsList.add(resourcefetched.left().value());
 594                         }
 595                     }
 596                 });
 597             }
 598             setImports(imports, dependencies, componentsList);
 599         }
 600     }
 601
 602     /**
 603      * Returns all derived_from nodes found.
 604      */
 605     private Optional<Map<String, String>> getDerivedFromMapOfIdToName(final Component fetchedComponent,
 606                                                                       final Set<Component> componentsList) {
 607         final Resource parentResource = (Resource) fetchedComponent;
 608         Map<String, String> derivedFromMapOfIdToName = new HashMap<>();
 609         if (CollectionUtils.isNotEmpty(parentResource.getComponentInstances())) {
 610             componentsList.add(fetchedComponent);
 611             for (final ComponentInstance componentInstance : parentResource.getComponentInstances()) {
 612                 final Either<Resource, StorageOperationStatus> resourcefetched = toscaOperationFacade
 613                     .getToscaElement(componentInstance.getComponentUid());
 614                 if (resourcefetched != null && resourcefetched.isLeft()) {
 615                     final Map<String, String> derivedWithId = resourcefetched.left().value()
 616                         .getDerivedFromMapOfIdToName();
 617                     if (MapUtils.isNotEmpty(derivedWithId)) {
 618                         derivedFromMapOfIdToName.putAll(derivedWithId);
 619                     }
 620                 }
 621             }
 622         } else {
 623             derivedFromMapOfIdToName = parentResource.getDerivedFromMapOfIdToName();
 624         }
 625         log.debug("Started derivedFromMapOfIdToName: {}", derivedFromMapOfIdToName);
 626         return Optional.ofNullable(derivedFromMapOfIdToName);
 627     }
 628
 629     /**
 630      * Creates a resource map and adds it to the import list.
 631      */
 632     private void setImports(final List<Map<String, Map<String, String>>> imports,
 633                             final List<Triple<String, String, Component>> dependencies,
 634                             final Set<Component> componentsList) {
 635         componentsList.forEach(component -> {
 636             final Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 637             final ArtifactDefinition artifactDefinition = toscaArtifacts.get(ASSET_TOSCA_TEMPLATE);
 638             if (artifactDefinition != null) {
 639                 final Map<String, String> files = new HashMap<>();
 640                 final String artifactName = artifactDefinition.getArtifactName();
 641                 files.put(IMPORTS_FILE_KEY, artifactName);
 642                 final StringBuilder keyNameBuilder = new StringBuilder();
 643                 keyNameBuilder.append(component.getComponentType().toString().toLowerCase());
 644                 keyNameBuilder.append("-");
 645                 keyNameBuilder.append(component.getName());
 646                 addImports(imports, keyNameBuilder, files);
 647                 dependencies
 648                     .add(new ImmutableTriple<String, String, Component>(artifactName, artifactDefinition.getEsId(),
 649                         component));
 650
 651                 if (!ModelConverter.isAtomicComponent(component)) {
 652                     final Map<String, String> interfaceFiles = new HashMap<>();
 653                     interfaceFiles.put(IMPORTS_FILE_KEY, getInterfaceFilename(artifactName));
 654                     keyNameBuilder.append("-interface");
 655                     addImports(imports, keyNameBuilder, interfaceFiles);
 656                 }
 657             }
 658         });
 659     }
 660
 661     /**
 662      * Adds the found resource to the import definition list.
 663      */
 664     private void addImports(final List<Map<String, Map<String, String>>> imports,
 665                             final StringBuilder keyNameBuilder,
 666                             final Map<String, String> files) {
 667         final String mapKey = keyNameBuilder.toString();
 668         if (imports.stream().allMatch(stringMapMap -> stringMapMap.get(mapKey) == null)) {
 669             final Map<String, Map<String, String>> importsListMember = new HashMap<>();
 670             importsListMember.put(keyNameBuilder.toString(), files);
 671             imports.add(importsListMember);
 672         }
 673     }
 674
 675     public static String getInterfaceFilename(String artifactName) {
 676         return artifactName.substring(0, artifactName.lastIndexOf('.')) + ToscaExportHandler.TOSCA_INTERFACE_NAME;
 677     }
 678
 679     private Either<ToscaTemplate, ToscaError> convertNodeType(Map<String, Component> componentsCache,
 680                                                               Component component, ToscaTemplate toscaNode,
 681                                                               Map<String, ToscaNodeType> nodeTypes) {
 682         return convertInterfaceNodeType(componentsCache, component, toscaNode, nodeTypes, false);
 683     }
 684
 685     public Either<ToscaTemplate, ToscaError> convertInterfaceNodeType(Map<String, Component> componentsCache,
 686                                                                       Component component, ToscaTemplate toscaNode,
 687                                                                       Map<String, ToscaNodeType> nodeTypes,
 688                                                                       boolean isAssociatedComponent) {
 689         log.debug("start convert node type for {}", component.getUniqueId());
 690         ToscaNodeType toscaNodeType = createNodeType(component);
 691
 692         Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
 693             interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
 694         if (lifecycleTypeEither.isRight()) {
 695             log.debug("Failed to fetch all interface types :", lifecycleTypeEither.right().value());
 696             return Either.right(ToscaError.GENERAL_ERROR);
 697         }
 698         List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value()
 699             .values()
 700             .stream()
 701             .map(InterfaceDataDefinition::getType)
 702             .collect(Collectors.toList());
 703         toscaNode.setInterface_types(addInterfaceTypeElement(component, allGlobalInterfaceTypes));
 704
 705         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
 706         if (dataTypesEither.isRight()) {
 707             log.debug("Failed to fetch all data types :", dataTypesEither.right().value());
 708             return Either.right(ToscaError.GENERAL_ERROR);
 709         }
 710
 711         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
 712
 713         List<InputDefinition> inputDef = component.getInputs();
 714         Map<String, ToscaProperty> mergedProperties = new HashMap<>();
 715         interfacesOperationsConverter
 716             .addInterfaceDefinitionElement(component, toscaNodeType, dataTypes, isAssociatedComponent);
 717         addInputsToProperties(dataTypes, inputDef, mergedProperties);
 718
 719         if (CollectionUtils.isNotEmpty(component.getProperties())) {
 720             List<PropertyDefinition> properties = component.getProperties();
 721             Map<String, ToscaProperty> convertedProperties = properties.stream()
 722                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition, component.getInputs()))
 723                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
 724                     property -> propertyConvertor.convertProperty(dataTypes, property,
 725                         PropertyConvertor.PropertyType.PROPERTY)));
 726             // merge component properties and inputs properties
 727             mergedProperties.putAll(convertedProperties);
 728         }
 729         if (MapUtils.isNotEmpty(mergedProperties)) {
 730             toscaNodeType.setProperties(mergedProperties);
 731         }
 732
 733         /* convert private data_types */
 734         List<DataTypeDefinition> privateDataTypes = component.getDataTypes();
 735         if (CollectionUtils.isNotEmpty(privateDataTypes)) {
 736             Map<String, ToscaDataType> toscaDataTypeMap = new HashMap<>();
 737             for (DataTypeDefinition dataType : privateDataTypes) {
 738                 log.debug("Emitting private data type: component.name={} dataType.name={}",
 739                     component.getNormalizedName(), dataType.getName());
 740                 ToscaDataType toscaDataType = new ToscaDataType();
 741                 toscaDataType.setDerived_from(dataType.getDerivedFromName());
 742                 toscaDataType.setDescription(dataType.getDescription());
 743                 toscaDataType.setVersion(dataType.getVersion());
 744                 if (CollectionUtils.isNotEmpty(dataType.getProperties())) {
 745                     toscaDataType.setProperties(dataType.getProperties().stream()
 746                         .collect(Collectors.toMap(
 747                             s -> s.getName(),
 748                             s -> propertyConvertor
 749                                 .convertProperty(dataTypes, s, PropertyConvertor.PropertyType.PROPERTY)
 750                         )));
 751                 }
 752                 toscaDataTypeMap.put(dataType.getName(), toscaDataType);
 753             }
 754             toscaNode.setData_types(toscaDataTypeMap);
 755         }
 756
 757         // Extracted to method for code reuse
 758         return convertReqCapAndTypeName(componentsCache, component, toscaNode, nodeTypes, toscaNodeType, dataTypes);
 759     }
 760
 761     private Either<ToscaTemplate, ToscaError> convertReqCapAndTypeName(Map<String, Component> componentsCache,
 762                                                                        Component component, ToscaTemplate toscaNode,
 763                                                                        Map<String, ToscaNodeType> nodeTypes,
 764                                                                        ToscaNodeType toscaNodeType,
 765                                                                        Map<String, DataTypeDefinition> dataTypes) {
 766         Either<ToscaNodeType, ToscaError> capabilities = convertCapabilities(componentsCache, component, toscaNodeType,
 767             dataTypes);
 768         if (capabilities.isRight()) {
 769             return Either.right(capabilities.right().value());
 770         }
 771         toscaNodeType = capabilities.left().value();
 772         log.debug("Capabilities converted for {}", component.getUniqueId());
 773
 774         Either<ToscaNodeType, ToscaError> requirements = capabilityRequirementConverter
 775             .convertRequirements(componentsCache, component,
 776                 toscaNodeType);
 777         if (requirements.isRight()) {
 778             return Either.right(requirements.right().value());
 779         }
 780         toscaNodeType = requirements.left().value();
 781         log.debug("Requirements converted for {}", component.getUniqueId());
 782
 783         String toscaResourceName;
 784         switch (component.getComponentType()) {
 785             case RESOURCE:
 786                 toscaResourceName = ((ResourceMetadataDataDefinition) component.getComponentMetadataDefinition()
 787                     .getMetadataDataDefinition()).getToscaResourceName();
 788                 break;
 789             case SERVICE:
 790                 toscaResourceName = SERVICE_NODE_TYPE_PREFIX
 791                     + component.getComponentMetadataDefinition().getMetadataDataDefinition().getSystemName();
 792                 break;
 793             default:
 794                 log.debug(NOT_SUPPORTED_COMPONENT_TYPE, component.getComponentType());
 795                 return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
 796         }
 797
 798         nodeTypes.put(toscaResourceName, toscaNodeType);
 799         toscaNode.setNode_types(nodeTypes);
 800         log.debug("finish convert node type for {}", component.getUniqueId());
 801         return Either.left(toscaNode);
 802     }
 803
 804     protected Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplates(
 805         Component component,
 806         List<ComponentInstance> componentInstances,
 807         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
 808         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 809         Map<String, Component> componentCache, Map<String, DataTypeDefinition> dataTypes,
 810         ToscaTopolgyTemplate topologyTemplate) {
 811
 812         Either<Map<String, ToscaNodeTemplate>, ToscaError> convertNodeTemplatesRes = null;
 813         log.debug("start convert topology template for {} for type {}", component.getUniqueId(),
 814             component.getComponentType());
 815         Map<String, ToscaNodeTemplate> nodeTemplates = new HashMap<>();
 816         Map<String, List<ComponentInstanceInput>> componentInstancesInputs = component.getComponentInstancesInputs();
 817
 818         Map<String, ToscaGroupTemplate> groupsMap = null;
 819         for (ComponentInstance componentInstance : componentInstances) {
 820             ToscaNodeTemplate nodeTemplate = new ToscaNodeTemplate();
 821             if (MapUtils.isNotEmpty(componentInstance.getToscaArtifacts())) {
 822                 nodeTemplate.setArtifacts(convertToNodeTemplateArtifacts(componentInstance.getToscaArtifacts()));
 823             }
 824             nodeTemplate.setType(componentInstance.getToscaComponentName());
 825             nodeTemplate.setDirectives(componentInstance.getDirectives());
 826             nodeTemplate.setNode_filter(convertToNodeTemplateNodeFilterComponent(componentInstance.getNodeFilter()));
 827
 828             Either<Component, Boolean> originComponentRes = capabilityRequirementConverter
 829                 .getOriginComponent(componentCache, componentInstance);
 830             if (originComponentRes.isRight()) {
 831                 convertNodeTemplatesRes = Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
 832                 break;
 833             }
 834             Either<ToscaNodeTemplate, ToscaError> requirements = convertComponentInstanceRequirements(component,
 835                 componentInstance, component.getComponentInstancesRelations(), nodeTemplate,
 836                 originComponentRes.left().value(), componentCache);
 837             if (requirements.isRight()) {
 838                 convertNodeTemplatesRes = Either.right(requirements.right().value());
 839                 break;
 840             }
 841             String instanceUniqueId = componentInstance.getUniqueId();
 842             log.debug("Component instance Requirements converted for instance {}", instanceUniqueId);
 843
 844             nodeTemplate = requirements.left().value();
 845
 846             Component originalComponent = componentCache.get(componentInstance.getActualComponentUid());
 847
 848             if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
 849                 Component componentOfProxy = componentCache.get(componentInstance.getComponentUid());
 850                 nodeTemplate.setMetadata(convertMetadata(componentOfProxy, true, componentInstance));
 851             } else {
 852                 nodeTemplate.setMetadata(convertMetadata(originalComponent, true, componentInstance));
 853             }
 854
 855             Either<ToscaNodeTemplate, ToscaError> capabilities = capabilityRequirementConverter
 856                 .convertComponentInstanceCapabilities(componentInstance, dataTypes, nodeTemplate);
 857             if (capabilities.isRight()) {
 858                 convertNodeTemplatesRes = Either.right(capabilities.right().value());
 859                 break;
 860             }
 861             log.debug("Component instance Capabilities converted for instance {}", instanceUniqueId);
 862
 863             nodeTemplate = capabilities.left().value();
 864             Map<String, Object> props = new HashMap<>();
 865
 866             if (originalComponent.getComponentType() == ComponentTypeEnum.RESOURCE) {
 867                 // Adds the properties of parent component to map
 868                 addPropertiesOfParentComponent(dataTypes, originalComponent, props);
 869             }
 870
 871             if (null != componentInstancesProperties && componentInstancesProperties.containsKey(instanceUniqueId)) {
 872                 addPropertiesOfComponentInstance(componentInstancesProperties, dataTypes, instanceUniqueId,
 873                     props);
 874             }
 875
 876             if (componentInstancesInputs != null && componentInstancesInputs.containsKey(instanceUniqueId)
 877                 && !isComponentOfTypeServiceProxy(componentInstance)) {
 878                 //For service proxy the inputs are already handled under instance properties above
 879                 addComponentInstanceInputs(dataTypes, componentInstancesInputs, instanceUniqueId,
 880                     props);
 881             }
 882             //M3[00001] - NODE TEMPLATE INTERFACES  - START
 883             handleInstanceInterfaces(componentInstanceInterfaces, componentInstance, dataTypes, nodeTemplate,
 884                 instanceUniqueId, component);
 885             //M3[00001] - NODE TEMPLATE INTERFACES  - END
 886             if (props != null && !props.isEmpty()) {
 887                 nodeTemplate.setProperties(props);
 888             }
 889
 890             List<GroupInstance> groupInstances = componentInstance.getGroupInstances();
 891             if (groupInstances != null) {
 892                 if (groupsMap == null) {
 893                     groupsMap = new HashMap<>();
 894                 }
 895                 for (GroupInstance groupInst : groupInstances) {
 896                     boolean addToTosca = true;
 897
 898                     List<String> artifacts = groupInst.getArtifacts();
 899                     if (artifacts == null || artifacts.isEmpty()) {
 900                         addToTosca = false;
 901                     }
 902
 903                     if (addToTosca) {
 904                         ToscaGroupTemplate toscaGroup = groupExportParser
 905                             .getToscaGroupTemplate(groupInst, componentInstance.getInvariantName());
 906                         groupsMap.put(groupInst.getName(), toscaGroup);
 907                     }
 908                 }
 909             }
 910
 911             nodeTemplates.put(componentInstance.getName(), nodeTemplate);
 912         }
 913         if (groupsMap != null) {
 914             log.debug("instance groups added");
 915             topologyTemplate.addGroups(groupsMap);
 916         }
 917         if (component.getComponentType() == ComponentTypeEnum.SERVICE && isNotEmpty(
 918             ((Service) component).getForwardingPaths())) {
 919             log.debug("Starting converting paths for component {}, name {}", component.getUniqueId(),
 920                 component.getName());
 921             ForwardingPathToscaUtil
 922                 .addForwardingPaths((Service) component, nodeTemplates, capabilityRequirementConverter, componentCache,
 923                     toscaOperationFacade);
 924             log.debug("Finished converting paths for component {}, name {}", component.getUniqueId(),
 925                 component.getName());
 926         }
 927         if (convertNodeTemplatesRes == null) {
 928             convertNodeTemplatesRes = Either.left(nodeTemplates);
 929         }
 930         log.debug("finish convert topology template for {} for type {}", component.getUniqueId(),
 931             component.getComponentType());
 932         return convertNodeTemplatesRes;
 933     }
 934
 935     private void handleInstanceInterfaces(
 936         Map<String, List<ComponentInstanceInterface>> componentInstanceInterfaces,
 937         ComponentInstance componentInstance, Map<String, DataTypeDefinition> dataTypes, ToscaNodeTemplate nodeTemplate,
 938         String instanceUniqueId,
 939         Component parentComponent) {
 940
 941         Map<String, Object> interfaces;
 942
 943         // we need to handle service proxy interfaces
 944         if (isComponentOfTypeServiceProxy(componentInstance)) {
 945             if (MapUtils.isEmpty(componentInstanceInterfaces)
 946                 || !componentInstanceInterfaces.containsKey(instanceUniqueId)) {
 947                 interfaces = null;
 948             } else {
 949                 List<ComponentInstanceInterface> currServiceInterfaces =
 950                     componentInstanceInterfaces.get(instanceUniqueId);
 951
 952                 Map<String, InterfaceDefinition> tmpInterfaces = new HashMap<>();
 953                 currServiceInterfaces.forEach(instInterface -> tmpInterfaces.put(instInterface
 954                     .getUniqueId(), instInterface));
 955
 956                 interfaces = interfacesOperationsConverter
 957                     .getInterfacesMap(parentComponent, componentInstance, tmpInterfaces, dataTypes, true, true);
 958             }
 959         } else {
 960             interfaces =
 961                 getComponentInstanceInterfaceInstances(componentInstanceInterfaces,
 962                     componentInstance, instanceUniqueId);
 963         }
 964         nodeTemplate.setInterfaces(interfaces);
 965     }
 966
 967     private boolean isComponentOfTypeServiceProxy(ComponentInstance componentInstance) {
 968         return Objects.nonNull(componentInstance.getOriginType())
 969             && componentInstance.getOriginType().getValue().equals("Service Proxy");
 970     }
 971
 972     //M3[00001] - NODE TEMPLATE INTERFACES  - START
 973     private Map<String, Object> getComponentInstanceInterfaceInstances(
 974         Map<String, List<ComponentInstanceInterface>> componentInstancesInterfaces,
 975         ComponentInstance componentInstance,
 976         String instanceUniqueId) {
 977         if (MapUtils.isEmpty(componentInstancesInterfaces)) {
 978             return null;
 979         }
 980
 981         List<ComponentInstanceInterface> componentInstanceInterfaces =
 982             componentInstancesInterfaces.get(instanceUniqueId);
 983
 984         if (CollectionUtils.isEmpty(componentInstanceInterfaces)) {
 985             return null;
 986         }
 987
 988         Map<String, Object> interfaces = new HashMap<>();
 989         for (ComponentInstanceInterface componentInstanceInterface : componentInstanceInterfaces) {
 990             interfaces.put(componentInstanceInterface.getInterfaceId(),
 991                 removeOperationsKeyFromInterface(componentInstanceInterface.getInterfaceInstanceDataDefinition()));
 992         }
 993
 994         componentInstance.setInterfaces(interfaces);
 995
 996         return interfaces;
 997     }
 998
 999     private void addComponentInstanceInputs(Map<String, DataTypeDefinition> dataTypes,
1000                                             Map<String, List<ComponentInstanceInput>> componentInstancesInputs,
1001                                             String instanceUniqueId, Map<String, Object> props) {
1002
1003         List<ComponentInstanceInput> instanceInputsList = componentInstancesInputs.get(instanceUniqueId);
1004         if (instanceInputsList != null) {
1005             instanceInputsList.forEach(input -> {
1006
1007                 Supplier<String> supplier = () -> input.getValue() != null && !Objects.isNull(input.getValue())
1008                     ? input.getValue() : input.getDefaultValue();
1009                 propertyConvertor.convertAndAddValue(dataTypes, props, input, supplier);
1010             });
1011         }
1012     }
1013
1014     private void addPropertiesOfComponentInstance(
1015         Map<String, List<ComponentInstanceProperty>> componentInstancesProperties,
1016         Map<String, DataTypeDefinition> dataTypes, String instanceUniqueId,
1017         Map<String, Object> props) {
1018
1019         if (isNotEmpty(componentInstancesProperties)) {
1020             componentInstancesProperties.get(instanceUniqueId)
1021                 // Converts and adds each value to property map
1022                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1023                     prop::getValue));
1024         }
1025     }
1026
1027     private void addPropertiesOfParentComponent(Map<String, DataTypeDefinition> dataTypes,
1028                                                 Component componentOfInstance, Map<String, Object> props) {
1029
1030         List<PropertyDefinition> componentProperties = componentOfInstance.getProperties();
1031         if (isNotEmpty(componentProperties)) {
1032             componentProperties.stream()
1033                 // Filters out properties with empty default values
1034                 .filter(prop -> StringUtils.isNotEmpty(prop.getDefaultValue()))
1035                 // Converts and adds each value to property map
1036                 .forEach(prop -> propertyConvertor.convertAndAddValue(dataTypes, props, prop,
1037                     prop::getDefaultValue));
1038         }
1039     }
1040
1041     /**
1042      *
1043      */
1044     private void convertAndAddValue(Map<String, DataTypeDefinition> dataTypes, ComponentInstance componentInstance,
1045                                     Map<String, Object> props, PropertyDefinition prop, Supplier<String> supplier) {
1046         Object convertedValue = convertValue(dataTypes, componentInstance, prop, supplier);
1047         if (!ToscaValueBaseConverter.isEmptyObjectValue(convertedValue)) {
1048             props.put(prop.getName(), convertedValue);
1049         }
1050     }
1051
1052     private <T extends PropertyDefinition> Object convertValue(Map<String, DataTypeDefinition> dataTypes,
1053                                                                ComponentInstance componentInstance, T input,
1054                                                                Supplier<String> supplier) {
1055         log.debug("Convert property or input value {} for instance {}", input.getName(),
1056             componentInstance.getUniqueId());
1057         String propertyType = input.getType();
1058         String innerType = null;
1059         if (input.getSchema() != null && input.getSchema().getProperty() != null) {
1060             innerType = input.getSchema().getProperty().getType();
1061         }
1062         return propertyConvertor.convertToToscaObject(input, supplier.get(), dataTypes, true);
1063     }
1064
1065     private ToscaNodeType createNodeType(Component component) {
1066         ToscaNodeType toscaNodeType = new ToscaNodeType();
1067         if (ModelConverter.isAtomicComponent(component)) {
1068             if (((Resource) component).getDerivedFrom() != null) {
1069                 toscaNodeType.setDerived_from(((Resource) component).getDerivedFrom().get(0));
1070             }
1071             toscaNodeType.setDescription(component.getDescription());
1072         } else {
1073             String derivedFrom = null != component.getDerivedFromGenericType() ? component.getDerivedFromGenericType()
1074                 : NATIVE_ROOT;
1075             toscaNodeType.setDerived_from(derivedFrom);
1076         }
1077         if (component instanceof Resource) {
1078             final List<AttributeDataDefinition> attributes = ((Resource) component).getAttributes();
1079             if (CollectionUtils.isNotEmpty(attributes)) {
1080                 final Map<String, AttributeDataDefinition> attributeDataDefinitionMap
1081                     = attributes.stream().collect(Collectors.toMap(AttributeDataDefinition::getName, a -> a));
1082                 toscaNodeType.setAttributes(attributeDataDefinitionMap);
1083             }
1084         }
1085         return toscaNodeType;
1086     }
1087
1088     private Either<Map<String, Object>, ToscaError> createProxyInterfaceTypes(Component container) {
1089
1090         Map<String, Object> proxyInterfaceTypes = new HashMap<>();
1091         Either<Map<String, Object>, ToscaError> res = Either.left(proxyInterfaceTypes);
1092         List<ComponentInstance> componentInstances = container.getComponentInstances();
1093         if (CollectionUtils.isEmpty(componentInstances)) {
1094             return res;
1095         }
1096         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1097         componentInstances.stream()
1098             .filter(this::isComponentOfTypeServiceProxy)
1099             .forEach(inst -> serviceProxyInstanceList.put(inst.getToscaComponentName(), inst));
1100         if (MapUtils.isEmpty(serviceProxyInstanceList)) {
1101             return res;
1102         }
1103         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1104             Component serviceComponent;
1105             ComponentParametersView componentParametersView = new ComponentParametersView();
1106             componentParametersView.disableAll();
1107             componentParametersView.setIgnoreInterfaces(false);
1108             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1109                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1110             if (service.isRight()) {
1111                 log.debug("Failed to fetch original service component with id {} for instance {}",
1112                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1113                 return Either.right(ToscaError.GENERAL_ERROR);
1114             } else {
1115                 serviceComponent = service.left().value();
1116             }
1117
1118             Either<Map<String, InterfaceDefinition>, StorageOperationStatus> lifecycleTypeEither =
1119                 interfaceLifecycleOperation.getAllInterfaceLifecycleTypes();
1120             if (lifecycleTypeEither.isRight()) {
1121                 log.debug("Failed to retrieve global interface types :", lifecycleTypeEither.right().value());
1122                 return Either.right(ToscaError.GENERAL_ERROR);
1123             }
1124
1125             List<String> allGlobalInterfaceTypes = lifecycleTypeEither.left().value().values().stream()
1126                 .map(InterfaceDataDefinition::getType)
1127                 .collect(Collectors.toList());
1128             //Add interface types for local interfaces in the original service component for proxy
1129             Map<String, Object> localInterfaceTypes = addInterfaceTypeElement(serviceComponent,
1130                 allGlobalInterfaceTypes);
1131             if (MapUtils.isNotEmpty(localInterfaceTypes)) {
1132                 proxyInterfaceTypes.putAll(localInterfaceTypes);
1133             }
1134
1135         }
1136         return Either.left(proxyInterfaceTypes);
1137     }
1138
1139     private Either<Map<String, ToscaNodeType>, ToscaError> createProxyNodeTypes(Map<String, Component> componentCache,
1140                                                                                 Component container) {
1141
1142         Map<String, ToscaNodeType> nodeTypesMap = new HashMap<>();
1143         Either<Map<String, ToscaNodeType>, ToscaError> res = Either.left(nodeTypesMap);
1144
1145         List<ComponentInstance> componentInstances = container.getComponentInstances();
1146
1147         if (componentInstances == null || componentInstances.isEmpty()) {
1148             return res;
1149         }
1150         Map<String, ComponentInstance> serviceProxyInstanceList = new HashMap<>();
1151         List<ComponentInstance> proxyInst = componentInstances.stream()
1152             .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceProxy.name()))
1153             .collect(Collectors.toList());
1154         if (proxyInst != null && !proxyInst.isEmpty()) {
1155             for (ComponentInstance inst : proxyInst) {
1156                 serviceProxyInstanceList.put(inst.getToscaComponentName(), inst);
1157             }
1158         }
1159
1160         if (serviceProxyInstanceList.isEmpty()) {
1161             return res;
1162         }
1163         Either<Resource, StorageOperationStatus> serviceProxyOrigin = toscaOperationFacade
1164             .getLatestByName("serviceProxy");
1165         if (serviceProxyOrigin.isRight()) {
1166             log.debug("Failed to fetch normative service proxy resource by tosca name, error {}",
1167                 serviceProxyOrigin.right().value());
1168             return Either.right(ToscaError.NOT_SUPPORTED_TOSCA_TYPE);
1169         }
1170         Component origComponent = serviceProxyOrigin.left().value();
1171
1172         for (Entry<String, ComponentInstance> entryProxy : serviceProxyInstanceList.entrySet()) {
1173             Component serviceComponent = null;
1174             ComponentParametersView componentParametersView = new ComponentParametersView();
1175             componentParametersView.disableAll();
1176             componentParametersView.setIgnoreCategories(false);
1177             componentParametersView.setIgnoreProperties(false);
1178             componentParametersView.setIgnoreInputs(false);
1179             componentParametersView.setIgnoreInterfaces(false);
1180             componentParametersView.setIgnoreRequirements(false);
1181             Either<Component, StorageOperationStatus> service = toscaOperationFacade
1182                 .getToscaElement(entryProxy.getValue().getSourceModelUid(), componentParametersView);
1183             if (service.isRight()) {
1184                 log.debug("Failed to fetch resource with id {} for instance {}",
1185                     entryProxy.getValue().getSourceModelUid(), entryProxy.getValue().getName());
1186             } else {
1187                 serviceComponent = service.left().value();
1188             }
1189
1190             ToscaNodeType toscaNodeType = createProxyNodeType(componentCache, origComponent, serviceComponent,
1191                 entryProxy.getValue());
1192             nodeTypesMap.put(entryProxy.getKey(), toscaNodeType);
1193         }
1194
1195         return Either.left(nodeTypesMap);
1196     }
1197
1198     private void createServiceSubstitutionNodeTypes(final Map<String, Component> componentCache,
1199             final Component container, final ToscaTemplate toscaNode) {
1200         final List<ComponentInstance> componentInstances = container.getComponentInstances();
1201
1202         if (CollectionUtils.isEmpty(componentInstances)) {
1203             return;
1204         }
1205         final List<ComponentInstance> serviceSubstitutionInstanceList = componentInstances.stream()
1206                .filter(p -> p.getOriginType().name().equals(OriginTypeEnum.ServiceSubstitution.name()))
1207                .collect(Collectors.toList());
1208         if (CollectionUtils.isNotEmpty(serviceSubstitutionInstanceList)) {
1209             for (ComponentInstance inst : serviceSubstitutionInstanceList) {
1210                 final Map<String, ToscaNodeType> nodeTypes = toscaNode.getNode_types() == null ? new HashMap<>() : toscaNode.getNode_types();
1211                 convertInterfaceNodeType(new HashMap<>(), componentCache.get(inst.getSourceModelUid()), toscaNode, nodeTypes, true);
1212             }
1213         }
1214     }
1215
1216     private ToscaNodeType createProxyNodeType(Map<String, Component> componentCache, Component origComponent,
1217                                               Component proxyComponent, ComponentInstance instance) {
1218         ToscaNodeType toscaNodeType = new ToscaNodeType();
1219         String derivedFrom = ((Resource) origComponent).getToscaResourceName();
1220
1221         toscaNodeType.setDerived_from(derivedFrom);
1222         Either<Map<String, DataTypeDefinition>, JanusGraphOperationStatus> dataTypesEither = dataTypeCache.getAll();
1223         if (dataTypesEither.isRight()) {
1224             log.debug("Failed to retrieve all data types {}", dataTypesEither.right().value());
1225         }
1226         Map<String, DataTypeDefinition> dataTypes = dataTypesEither.left().value();
1227         Map<String, ToscaCapability> capabilities = this.capabilityRequirementConverter
1228             .convertProxyCapabilities(componentCache, instance, dataTypes);
1229
1230         if (MapUtils.isNotEmpty(capabilities)) {
1231             toscaNodeType.setCapabilities(capabilities);
1232         }
1233         List<Map<String, ToscaRequirement>> proxyNodeTypeRequirements = this.capabilityRequirementConverter
1234             .convertProxyRequirements(componentCache, instance);
1235         if (CollectionUtils.isNotEmpty(proxyNodeTypeRequirements)) {
1236             toscaNodeType.setRequirements(proxyNodeTypeRequirements);
1237         }
1238         Optional<Map<String, ToscaProperty>> proxyProperties = getProxyNodeTypeProperties(proxyComponent, dataTypes);
1239         proxyProperties.ifPresent(toscaNodeType::setProperties);
1240
1241         Optional<Map<String, Object>> proxyInterfaces = getProxyNodeTypeInterfaces(proxyComponent, dataTypes);
1242         proxyInterfaces.ifPresent(toscaNodeType::setInterfaces);
1243
1244         return toscaNodeType;
1245     }
1246
1247     private Either<ToscaNodeTemplate, ToscaError> convertComponentInstanceRequirements(Component component,
1248                                                                                        ComponentInstance componentInstance,
1249                                                                                        List<RequirementCapabilityRelDef> relations,
1250                                                                                        ToscaNodeTemplate nodeTypeTemplate,
1251                                                                                        Component originComponent,
1252                                                                                        Map<String, Component> componentCache) {
1253
1254         List<Map<String, ToscaTemplateRequirement>> toscaRequirements = new ArrayList<>();
1255         if (!addRequirements(component, componentInstance, relations, originComponent, toscaRequirements,
1256             componentCache)) {
1257             log.debug("Failed to convert component instance requirements for the component instance {}. ",
1258                 componentInstance.getName());
1259             return Either.right(ToscaError.NODE_TYPE_REQUIREMENT_ERROR);
1260         }
1261         if (!toscaRequirements.isEmpty()) {
1262             nodeTypeTemplate.setRequirements(toscaRequirements);
1263         }
1264         log.debug("Finished to convert requirements for the node type {} ", componentInstance.getName());
1265         return Either.left(nodeTypeTemplate);
1266     }
1267
1268     private boolean addRequirements(Component component, ComponentInstance componentInstance,
1269                                     List<RequirementCapabilityRelDef> relations, Component originComponent,
1270                                     List<Map<String, ToscaTemplateRequirement>> toscaRequirements,
1271                                     Map<String, Component> componentCache) {
1272         List<RequirementCapabilityRelDef> filteredRelations = relations.stream()
1273             .filter(p -> componentInstance.getUniqueId().equals(p.getFromNode())).collect(Collectors.toList());
1274         return isEmpty(filteredRelations) ||
1275             filteredRelations.stream()
1276                 .allMatch(
1277                     rel -> addRequirement(componentInstance, originComponent, component.getComponentInstances(), rel,
1278                         toscaRequirements, componentCache));
1279     }
1280
1281     private boolean addRequirement(ComponentInstance fromInstance, Component fromOriginComponent,
1282                                    List<ComponentInstance> instancesList, RequirementCapabilityRelDef rel,
1283                                    List<Map<String, ToscaTemplateRequirement>> toscaRequirements,
1284                                    Map<String, Component> componentCache) {
1285
1286         boolean result = true;
1287         Map<String, List<RequirementDefinition>> reqMap = fromOriginComponent.getRequirements();
1288         RelationshipInfo reqAndRelationshipPair = rel.getRelationships().get(0).getRelation();
1289         Either<Component, StorageOperationStatus> getOriginRes = null;
1290         Optional<RequirementDefinition> reqOpt = Optional.empty();
1291         Component toOriginComponent = null;
1292         Optional<CapabilityDefinition> capOpt = Optional.empty();
1293
1294         ComponentInstance toInstance = instancesList.stream().filter(i -> rel.getToNode().equals(i.getUniqueId()))
1295             .findFirst().orElse(null);
1296         if (toInstance == null) {
1297             log.debug("Failed to find a relation from the node {} to the node {}", fromInstance.getName(),
1298                 rel.getToNode());
1299             result = false;
1300         }
1301         if (result) {
1302             reqOpt = findRequirement(fromOriginComponent, reqMap, reqAndRelationshipPair, fromInstance.getUniqueId());
1303             if (!reqOpt.isPresent()) {
1304                 log.debug("Failed to find a requirement with uniqueId {} on a component with uniqueId {}",
1305                     reqAndRelationshipPair.getRequirementUid(), fromOriginComponent.getUniqueId());
1306                 result = false;
1307             }
1308         }
1309         if (result) {
1310             ComponentParametersView filter = new ComponentParametersView(true);
1311             filter.setIgnoreComponentInstances(false);
1312             filter.setIgnoreCapabilities(false);
1313             filter.setIgnoreGroups(false);
1314             getOriginRes = toscaOperationFacade.getToscaElement(toInstance.getActualComponentUid(), filter);
1315             if (getOriginRes.isRight()) {
1316                 log.debug(
1317                     "Failed to build substituted name for the requirement {}. Failed to get an origin component with uniqueId {}",
1318                     reqOpt.get().getName(), toInstance.getActualComponentUid());
1319                 result = false;
1320             }
1321         }
1322         if (result) {
1323             toOriginComponent = getOriginRes.left().value();
1324             capOpt = toOriginComponent.getCapabilities().get(reqOpt.get().getCapability()).stream()
1325                 .filter(c -> isCapabilityBelongToRelation(reqAndRelationshipPair, c)).findFirst();
1326             if (!capOpt.isPresent()) {
1327                 capOpt = findCapability(reqAndRelationshipPair, toOriginComponent, fromOriginComponent, reqOpt.get());
1328                 if (!capOpt.isPresent()) {
1329                     result = false;
1330                     log.debug("Failed to find a capability with name {} on a component with uniqueId {}",
1331                         reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1332                 }
1333             }
1334         }
1335         if (result) {
1336             result = buildAndAddRequirement(toscaRequirements, fromOriginComponent, toOriginComponent, capOpt.get(),
1337                 reqOpt.get(), reqAndRelationshipPair, toInstance, componentCache);
1338         }
1339         return result;
1340     }
1341
1342     private boolean isCapabilityBelongToRelation(RelationshipInfo reqAndRelationshipPair,
1343                                                  CapabilityDefinition capability) {
1344         return capability.getName().equals(reqAndRelationshipPair.getCapability()) && (capability.getOwnerId() != null
1345             && capability.getOwnerId().equals(reqAndRelationshipPair.getCapabilityOwnerId()));
1346     }
1347
1348     private Optional<CapabilityDefinition> findCapability(RelationshipInfo reqAndRelationshipPair,
1349                                                           Component toOriginComponent, Component fromOriginComponent,
1350                                                           RequirementDefinition requirement) {
1351         Optional<CapabilityDefinition> cap = toOriginComponent.getCapabilities().get(requirement.getCapability())
1352             .stream().filter(c -> c.getType().equals(requirement.getCapability())).findFirst();
1353         if (!cap.isPresent()) {
1354             log.debug("Failed to find a capability with name {} on a component with uniqueId {}",
1355                 reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1356         }
1357         return cap;
1358     }
1359
1360     private boolean buildAndAddRequirement(List<Map<String, ToscaTemplateRequirement>> toscaRequirements,
1361                                            Component fromOriginComponent, Component toOriginComponent,
1362                                            CapabilityDefinition capability, RequirementDefinition requirement,
1363                                            RelationshipInfo reqAndRelationshipPair, ComponentInstance toInstance,
1364                                            Map<String, Component> componentCache) {
1365         List<String> reducedPath = capability.getPath();
1366         if (capability.getOwnerId() != null) {
1367             reducedPath = capabilityRequirementConverter
1368                 .getReducedPathByOwner(capability.getPath(), capability.getOwnerId());
1369         }
1370         Either<String, Boolean> buildCapNameRes = capabilityRequirementConverter.buildSubstitutedName(componentCache,
1371             toOriginComponent, reducedPath, reqAndRelationshipPair.getCapability(), capability.getPreviousName());
1372         if (buildCapNameRes.isRight()) {
1373             log.debug(
1374                 "Failed to build a substituted capability name for the capability with name {} on a component with uniqueId {}",
1375                 reqAndRelationshipPair.getCapability(), fromOriginComponent.getUniqueId());
1376             return false;
1377         }
1378         Either<String, Boolean> buildReqNameRes = capabilityRequirementConverter
1379             .buildSubstitutedName(componentCache, fromOriginComponent,
1380                 requirement.getPath(), reqAndRelationshipPair.getRequirement(), requirement.getPreviousName());
1381         if (buildReqNameRes.isRight()) {
1382             log.debug(
1383                 "Failed to build a substituted requirement name for the requirement with name {} on a component with uniqueId {}",
1384                 reqAndRelationshipPair.getRequirement(), fromOriginComponent.getUniqueId());
1385             return false;
1386         }
1387         ToscaTemplateRequirement toscaRequirement = new ToscaTemplateRequirement();
1388         Map<String, ToscaTemplateRequirement> toscaReqMap = new HashMap<>();
1389         toscaRequirement.setNode(toInstance.getName());
1390         toscaRequirement.setCapability(buildCapNameRes.left().value());
1391         toscaReqMap.put(buildReqNameRes.left().value(), toscaRequirement);
1392         toscaRequirements.add(toscaReqMap);
1393         return true;
1394     }
1395
1396     private Optional<RequirementDefinition> findRequirement(Component fromOriginComponent,
1397                                                             Map<String, List<RequirementDefinition>> reqMap,
1398                                                             RelationshipInfo reqAndRelationshipPair,
1399                                                             String fromInstanceId) {
1400         for (List<RequirementDefinition> reqList : reqMap.values()) {
1401             Optional<RequirementDefinition> reqOpt = reqList.stream().filter(
1402                 r -> isRequirementBelongToRelation(fromOriginComponent, reqAndRelationshipPair, r, fromInstanceId))
1403                 .findFirst();
1404             if (reqOpt.isPresent()) {
1405                 return reqOpt;
1406             }
1407         }
1408         return Optional.empty();
1409     }
1410
1411     /**
1412      * Allows detecting the requirement belonging to the received relationship The detection logic is: A requirement
1413      * belongs to a relationship IF 1.The name of the requirement equals to the "requirement" field of the relation; AND
1414      * 2. In case of a non-atomic resource, OwnerId of the requirement equals to requirementOwnerId of the relation OR
1415      * uniqueId of toInstance equals to capabilityOwnerId of the relation
1416      */
1417     private boolean isRequirementBelongToRelation(Component originComponent, RelationshipInfo reqAndRelationshipPair,
1418                                                   RequirementDefinition requirement, String fromInstanceId) {
1419         if (!StringUtils.equals(requirement.getName(), reqAndRelationshipPair.getRequirement())) {
1420             log.debug("Failed to find a requirement with name {} and  reqAndRelationshipPair {}",
1421                 requirement.getName(), reqAndRelationshipPair.getRequirement());
1422             return false;
1423         }
1424         return ModelConverter.isAtomicComponent(originComponent) ||
1425             isRequirementBelongToOwner(reqAndRelationshipPair, requirement, fromInstanceId, originComponent);
1426     }
1427
1428     private boolean isRequirementBelongToOwner(RelationshipInfo reqAndRelationshipPair,
1429                                                RequirementDefinition requirement, String fromInstanceId,
1430                                                Component originComponent) {
1431         return StringUtils.equals(requirement.getOwnerId(), reqAndRelationshipPair.getRequirementOwnerId())
1432             || (isCvfc(originComponent) && StringUtils
1433             .equals(fromInstanceId, reqAndRelationshipPair.getRequirementOwnerId())
1434             || StringUtils.equals(requirement.getOwnerId(), originComponent.getUniqueId()));
1435     }
1436
1437     private boolean isCvfc(Component component) {
1438         return component.getComponentType() == ComponentTypeEnum.RESOURCE &&
1439             ((Resource) component).getResourceType() == ResourceTypeEnum.CVFC;
1440     }
1441
1442     private Either<SubstitutionMapping, ToscaError> convertCapabilities(Component component,
1443                                                                         SubstitutionMapping substitutionMappings,
1444                                                                         Map<String, Component> componentCache) {
1445
1446         Either<SubstitutionMapping, ToscaError> result = Either.left(substitutionMappings);
1447         Either<Map<String, String[]>, ToscaError> toscaCapabilitiesRes = capabilityRequirementConverter
1448             .convertSubstitutionMappingCapabilities(componentCache, component);
1449         if (toscaCapabilitiesRes.isRight()) {
1450             result = Either.right(toscaCapabilitiesRes.right().value());
1451             log.debug("Failed convert capabilities for the component {}. ", component.getName());
1452         } else if (isNotEmpty(toscaCapabilitiesRes.left().value())) {
1453             substitutionMappings.setCapabilities(toscaCapabilitiesRes.left().value());
1454             log.debug("Finish convert capabilities for the component {}. ", component.getName());
1455         }
1456         log.debug("Finished to convert capabilities for the component {}. ", component.getName());
1457         return result;
1458     }
1459
1460     private Either<ToscaNodeType, ToscaError> convertCapabilities(Map<String, Component> componentsCache,
1461                                                                   Component component, ToscaNodeType nodeType,
1462                                                                   Map<String, DataTypeDefinition> dataTypes) {
1463         Map<String, ToscaCapability> toscaCapabilities = capabilityRequirementConverter
1464             .convertCapabilities(componentsCache, component,
1465                 dataTypes);
1466         if (!toscaCapabilities.isEmpty()) {
1467             nodeType.setCapabilities(toscaCapabilities);
1468         }
1469         log.debug("Finish convert Capabilities for node type");
1470
1471         return Either.left(nodeType);
1472     }
1473
1474     private Map<String, ToscaTemplateArtifact> convertToNodeTemplateArtifacts(
1475         Map<String, ToscaArtifactDataDefinition> artifacts) {
1476         if (artifacts == null) {
1477             return null;
1478         }
1479         Map<String, ToscaTemplateArtifact> arts = new HashMap<>();
1480         for (Map.Entry<String, ToscaArtifactDataDefinition> entry : artifacts.entrySet()) {
1481             ToscaTemplateArtifact artifact = new ToscaTemplateArtifact();
1482             artifact.setFile(entry.getValue().getFile());
1483             artifact.setType(entry.getValue().getType());
1484             arts.put(entry.getKey(), artifact);
1485         }
1486         return arts;
1487     }
1488
1489     protected NodeFilter convertToNodeTemplateNodeFilterComponent(CINodeFilterDataDefinition inNodeFilter) {
1490         if (inNodeFilter == null) {
1491             return null;
1492         }
1493         NodeFilter nodeFilter = new NodeFilter();
1494
1495         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities =
1496             inNodeFilter.getCapabilities();
1497
1498         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties = inNodeFilter.getProperties();
1499
1500         List<Map<String, CapabilityFilter>> capabilitiesCopy = new ArrayList<>();
1501         List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1502
1503         copyNodeFilterCapabilitiesTemplate(origCapabilities, capabilitiesCopy);
1504         copyNodeFilterProperties(origProperties, propertiesCopy);
1505
1506         if (CollectionUtils.isNotEmpty(capabilitiesCopy)) {
1507             nodeFilter.setCapabilities(capabilitiesCopy);
1508         }
1509
1510         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1511             nodeFilter.setProperties(propertiesCopy);
1512         }
1513
1514         nodeFilter.setTosca_id(cloneToscaId(inNodeFilter.getTosca_id()));
1515
1516         nodeFilter = (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1517
1518         return nodeFilter;
1519     }
1520
1521     private NodeFilter convertToSubstitutionFilterComponent(
1522         final SubstitutionFilterDataDefinition substitutionFilterDataDefinition) {
1523
1524         NodeFilter nodeFilter = new NodeFilter();
1525
1526         final List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1527         copySubstitutionFilterProperties(substitutionFilterDataDefinition.getProperties(), propertiesCopy);
1528
1529         if (CollectionUtils.isNotEmpty(propertiesCopy)) {
1530             nodeFilter.setProperties(propertiesCopy);
1531         }
1532         nodeFilter.setTosca_id(cloneToscaId(substitutionFilterDataDefinition.getTosca_id()));
1533         nodeFilter = (NodeFilter) cloneObjectFromYml(nodeFilter, NodeFilter.class);
1534
1535         return nodeFilter;
1536     }
1537
1538     private Object cloneToscaId(Object toscaId) {
1539         return Objects.isNull(toscaId) ? null
1540             : cloneObjectFromYml(toscaId, toscaId.getClass());
1541     }
1542
1543     private Object cloneObjectFromYml(Object objToClone, Class classOfObj) {
1544         String objectAsYml = yamlUtil.objectToYaml(objToClone);
1545         return yamlUtil.yamlToObject(objectAsYml, classOfObj);
1546     }
1547
1548     private void copyNodeFilterCapabilitiesTemplate(
1549         ListDataDefinition<RequirementNodeFilterCapabilityDataDefinition> origCapabilities,
1550         List<Map<String, CapabilityFilter>> capabilitiesCopy) {
1551         if (origCapabilities == null || origCapabilities.getListToscaDataDefinition() == null ||
1552             origCapabilities.getListToscaDataDefinition().isEmpty()) {
1553             return;
1554         }
1555         for (RequirementNodeFilterCapabilityDataDefinition capability : origCapabilities.getListToscaDataDefinition()) {
1556             Map<String, CapabilityFilter> capabilityFilterCopyMap = new HashMap<>();
1557             CapabilityFilter capabilityFilter = new CapabilityFilter();
1558             List<Map<String, List<Object>>> propertiesCopy = new ArrayList<>();
1559             copyNodeFilterProperties(capability.getProperties(), propertiesCopy);
1560             capabilityFilter.setProperties(propertiesCopy);
1561             capabilityFilterCopyMap.put(capability.getName(), capabilityFilter);
1562             capabilitiesCopy.add(capabilityFilterCopyMap);
1563         }
1564     }
1565
1566     private void copyNodeFilterProperties(
1567         ListDataDefinition<RequirementNodeFilterPropertyDataDefinition> origProperties,
1568         List<Map<String, List<Object>>> propertiesCopy) {
1569         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1570             origProperties.isEmpty()) {
1571             return;
1572         }
1573         Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1574         for (RequirementNodeFilterPropertyDataDefinition propertyDataDefinition : origProperties
1575             .getListToscaDataDefinition()) {
1576             for (String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1577                 Map propertyValObj = new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1578                 String propertyName = propertyDataDefinition.getName();
1579                 if (propertyMapCopy.containsKey(propertyName)) {
1580                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1581                 } else {
1582                     if (propertyName != null) {
1583                         List propsList = new ArrayList();
1584                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1585                         propertyMapCopy.put(propertyName, propsList);
1586                     } else {
1587                         propertyMapCopy.putAll(propertyValObj);
1588                     }
1589                 }
1590             }
1591         }
1592         propertyMapCopy.entrySet().stream().forEach(entry ->
1593             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1594     }
1595
1596     private void copySubstitutionFilterProperties(
1597         final ListDataDefinition<RequirementSubstitutionFilterPropertyDataDefinition> origProperties,
1598         final List<Map<String, List<Object>>> propertiesCopy) {
1599         if (origProperties == null || origProperties.getListToscaDataDefinition() == null ||
1600             origProperties.isEmpty()) {
1601             return;
1602         }
1603         final Map<String, List<Object>> propertyMapCopy = new HashMap<>();
1604         for (final RequirementSubstitutionFilterPropertyDataDefinition propertyDataDefinition : origProperties
1605             .getListToscaDataDefinition()) {
1606             for (final String propertyInfoEntry : propertyDataDefinition.getConstraints()) {
1607                 final Map<String, List<Object>> propertyValObj = new YamlUtil().yamlToObject(propertyInfoEntry, Map.class);
1608                 final String propertyName = propertyDataDefinition.getName();
1609                 if (propertyMapCopy.containsKey(propertyName)) {
1610                     addPropertyConstraintValueToList(propertyName, propertyValObj, propertyMapCopy.get(propertyName));
1611                 } else {
1612                     if (propertyName != null) {
1613                         final List<Object> propsList = new ArrayList();
1614                         addPropertyConstraintValueToList(propertyName, propertyValObj, propsList);
1615                         propertyMapCopy.put(propertyName, propsList);
1616                     } else {
1617                         propertyMapCopy.putAll(propertyValObj);
1618                     }
1619                 }
1620             }
1621         }
1622         propertyMapCopy.entrySet().forEach(entry ->
1623             addCalculatedConstraintsIntoPropertiesList(propertiesCopy, entry));
1624     }
1625
1626     private void addPropertyConstraintValueToList(String propertyName, Map propertyValObj, List propsList) {
1627         if (propertyValObj.containsKey(propertyName)) {
1628             propsList.add(propertyValObj.get(propertyName));
1629         } else {
1630             propsList.add(propertyValObj);
1631         }
1632     }
1633
1634     private void addCalculatedConstraintsIntoPropertiesList(List<Map<String, List<Object>>> propertiesCopy,
1635                                                             Entry<String, List<Object>> entry) {
1636         Map<String, List<Object>> tempMap = new HashMap<>();
1637         tempMap.put(entry.getKey(), entry.getValue());
1638         propertiesCopy.add(tempMap);
1639     }
1640
1641     private static class CustomRepresenter extends Representer {
1642
1643         CustomRepresenter() {
1644             super();
1645             // null representer is exceptional and it is stored as an instance
1646             // variable.
1647             this.nullRepresenter = new RepresentNull();
1648
1649         }
1650
1651         @Override
1652         protected NodeTuple representJavaBeanProperty(Object javaBean, Property property, Object propertyValue,
1653                                                       Tag customTag) {
1654             if (propertyValue == null) {
1655                 return null;
1656             }
1657             // skip not relevant for Tosca property
1658             if ("dependencies".equals(property.getName())) {
1659                 return null;
1660             }
1661             removeDefaultP(propertyValue);
1662             NodeTuple defaultNode = super.representJavaBeanProperty(javaBean, property, propertyValue, customTag);
1663
1664             return "_defaultp_".equals(property.getName())
1665                 ? new NodeTuple(representData("default"), defaultNode.getValueNode()) : defaultNode;
1666         }
1667
1668         private void removeDefaultP(final Object propertyValue) {
1669             if (propertyValue instanceof Map) {
1670                 final Map mapPropertyValue = ((Map) propertyValue);
1671
1672                 final Iterator<Entry> iter = mapPropertyValue.entrySet().iterator();
1673                 Object defaultValue = null;
1674                 while (iter.hasNext()) {
1675                     final Map.Entry entry = iter.next();
1676
1677                     if ("_defaultp_".equals(entry.getKey())) {
1678                         defaultValue = entry.getValue();
1679                         iter.remove();
1680                     } else if (entry.getValue() instanceof Map) {
1681                         removeDefaultP(entry.getValue());
1682                     }
1683                 }
1684                 if (defaultValue != null) {
1685                     mapPropertyValue.putIfAbsent("default", defaultValue);
1686                 }
1687             }
1688         }
1689
1690         @Override
1691         protected MappingNode representJavaBean(Set<Property> properties, Object javaBean) {
1692             // remove the bean type from the output yaml (!! ...)
1693             if (!classTags.containsKey(javaBean.getClass())) {
1694                 addClassTag(javaBean.getClass(), Tag.MAP);
1695             }
1696
1697             return super.representJavaBean(properties, javaBean);
1698         }
1699
1700         private class RepresentNull implements Represent {
1701
1702             @Override
1703             public Node representData(Object data) {
1704                 // possible values are here http://yaml.org/type/null.html
1705                 return representScalar(Tag.NULL, "");
1706             }
1707         }
1708     }
1709
1710     private static class UnsortedPropertyUtils extends PropertyUtils {
1711
1712         @Override
1713         protected Set<Property> createPropertySet(Class type, BeanAccess bAccess)
1714             throws IntrospectionException {
1715             Collection<Property> fields = getPropertiesMap(type, BeanAccess.FIELD).values();
1716             return new LinkedHashSet<>(fields);
1717         }
1718     }
1719
1720     private Object removeOperationsKeyFromInterface(Object interfaceInstanceDataDefinition) {
1721         ObjectMapper objectMapper = new ObjectMapper();
1722         objectMapper.configure(SerializationFeature.WRITE_NULL_MAP_VALUES, false);
1723
1724         Map<String, Object> interfaceAsMap = ServiceUtils.getObjectAsMap(interfaceInstanceDataDefinition);
1725         Map<String, Object> operations = (Map<String, Object>) interfaceAsMap.remove("operations");
1726         interfaceAsMap.remove("empty");
1727
1728         if (MapUtils.isNotEmpty(operations)) {
1729             interfaceAsMap.putAll(operations);
1730         }
1731
1732         Object interfaceObject = objectMapper.convertValue(interfaceAsMap, Object.class);
1733
1734         return interfaceObject;
1735
1736     }
1737
1738     private Optional<Map<String, ToscaProperty>> getProxyNodeTypeInputProperties(final Component proxyComponent,
1739                                                                                  final Map<String, DataTypeDefinition> dataTypes) {
1740         if (Objects.isNull(proxyComponent)) {
1741             return Optional.empty();
1742         }
1743         final Map<String, ToscaProperty> proxyInputProperties = new HashMap<>();
1744         addInputsToProperties(dataTypes, proxyComponent.getInputs(), proxyInputProperties);
1745         return MapUtils.isNotEmpty(proxyInputProperties) ? Optional.of(proxyInputProperties) : Optional.empty();
1746     }
1747
1748     Optional<Map<String, ToscaProperty>> getProxyNodeTypeProperties(Component proxyComponent,
1749                                                                     Map<String, DataTypeDefinition>
1750                                                                         dataTypes) {
1751         if (Objects.isNull(proxyComponent)) {
1752             return Optional.empty();
1753         }
1754         Map<String, ToscaProperty> proxyProperties = new HashMap<>();
1755         addInputsToProperties(dataTypes, proxyComponent.getInputs(), proxyProperties);
1756         if (CollectionUtils.isNotEmpty(proxyComponent.getProperties())) {
1757             proxyProperties.putAll(proxyComponent.getProperties().stream()
1758                 .map(propertyDefinition -> resolvePropertyValueFromInput(propertyDefinition,
1759                     proxyComponent.getInputs()))
1760                 .collect(Collectors.toMap(PropertyDataDefinition::getName,
1761                     property -> propertyConvertor.convertProperty(dataTypes, property,
1762                         PropertyConvertor.PropertyType.PROPERTY))));
1763         }
1764         return MapUtils.isNotEmpty(proxyProperties) ? Optional.of(proxyProperties) : Optional.empty();
1765     }
1766
1767     void addInputsToProperties(Map<String, DataTypeDefinition> dataTypes,
1768                                List<InputDefinition> componentInputs,
1769                                Map<String, ToscaProperty> mergedProperties) {
1770         if (CollectionUtils.isEmpty(componentInputs)) {
1771             return;
1772         }
1773         for (InputDefinition input : componentInputs) {
1774             ToscaProperty property = propertyConvertor.convertProperty(dataTypes, input,
1775                 PropertyConvertor.PropertyType.INPUT);
1776             mergedProperties.put(input.getName(), property);
1777         }
1778     }
1779
1780     Optional<Map<String, Object>> getProxyNodeTypeInterfaces(Component proxyComponent,
1781                                                              Map<String, DataTypeDefinition> dataTypes) {
1782         if (Objects.isNull(proxyComponent) || MapUtils.isEmpty(proxyComponent.getInterfaces())) {
1783             return Optional.empty();
1784         }
1785         Map<String, InterfaceDefinition> proxyComponentInterfaces = proxyComponent.getInterfaces();
1786         //Unset artifact path for operation implementation for proxy node types as for operations with artifacts it is
1787         // always available in the proxy node template
1788         removeOperationImplementationForProxyNodeType(proxyComponentInterfaces);
1789         return Optional.ofNullable(interfacesOperationsConverter
1790             .getInterfacesMap(proxyComponent, null, proxyComponentInterfaces, dataTypes,
1791                 false, false));
1792     }
1793
1794     private static void removeOperationImplementationForProxyNodeType(
1795         Map<String, InterfaceDefinition> proxyComponentInterfaces) {
1796         if (MapUtils.isEmpty(proxyComponentInterfaces)) {
1797             return;
1798         }
1799         proxyComponentInterfaces.values().stream().map(InterfaceDataDefinition::getOperations)
1800             .filter(MapUtils::isNotEmpty)
1801             .forEach(operations -> operations.values().forEach(operation -> operation.setImplementation(null)));
1802     }
1803 }