catalog-be/src/main/java/org/openecomp/sdc/be/tosca/CsarUtils.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
  24 import static org.openecomp.sdc.be.tosca.ComponentCache.MergeStrategy.overwriteIfSameVersions;
  25
  26 import fj.F;
  27 import fj.data.Either;
  28 import io.vavr.Tuple2;
  29 import io.vavr.control.Try;
  30 import io.vavr.control.Option;
  31 import java.io.BufferedOutputStream;
  32 import java.io.ByteArrayInputStream;
  33 import java.io.File;
  34 import java.io.IOException;
  35 import java.util.ArrayList;
  36 import java.util.Arrays;
  37 import java.util.EnumMap;
  38 import java.util.HashMap;
  39 import java.util.HashSet;
  40 import java.util.List;
  41 import java.util.Map;
  42 import java.util.Map.Entry;
  43 import java.util.Objects;
  44 import java.util.Optional;
  45 import java.util.Set;
  46 import java.util.function.Function;
  47 import java.util.function.Predicate;
  48 import java.util.function.Supplier;
  49 import java.util.regex.Matcher;
  50 import java.util.regex.Pattern;
  51 import java.util.stream.Collectors;
  52 import java.util.stream.Stream;
  53 import java.util.zip.ZipEntry;
  54 import java.util.zip.ZipInputStream;
  55 import java.util.zip.ZipOutputStream;
  56 import lombok.Getter;
  57 import lombok.Setter;
  58 import org.apache.commons.codec.binary.Base64;
  59 import org.apache.commons.collections.CollectionUtils;
  60 import org.apache.commons.collections.MapUtils;
  61 import org.apache.commons.io.output.ByteArrayOutputStream;
  62 import org.apache.commons.lang.WordUtils;
  63 import org.apache.commons.lang3.tuple.ImmutablePair;
  64 import org.apache.commons.lang3.tuple.ImmutableTriple;
  65 import org.apache.commons.lang3.tuple.Triple;
  66 import org.onap.sdc.tosca.services.YamlUtil;
  67 import org.openecomp.sdc.be.components.impl.ImportUtils;
  68 import org.openecomp.sdc.be.components.impl.ImportUtils.Constants;
  69 import org.openecomp.sdc.be.components.impl.exceptions.ByResponseFormatComponentException;
  70 import org.openecomp.sdc.be.config.ArtifactConfigManager;
  71 import org.openecomp.sdc.be.config.ArtifactConfiguration;
  72 import org.openecomp.sdc.be.config.ComponentType;
  73 import org.openecomp.sdc.be.config.ConfigurationManager;
  74 import org.openecomp.sdc.be.dao.api.ActionStatus;
  75 import org.openecomp.sdc.be.dao.cassandra.ArtifactCassandraDao;
  76 import org.openecomp.sdc.be.dao.cassandra.CassandraOperationStatus;
  77 import org.openecomp.sdc.be.dao.cassandra.SdcSchemaFilesCassandraDao;
  78 import org.openecomp.sdc.be.datatypes.elements.ArtifactDataDefinition;
  79 import org.openecomp.sdc.be.datatypes.elements.OperationDataDefinition;
  80 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  81 import org.openecomp.sdc.be.datatypes.enums.OriginTypeEnum;
  82 import org.openecomp.sdc.be.impl.ComponentsUtils;
  83 import org.openecomp.sdc.be.model.ArtifactDefinition;
  84 import org.openecomp.sdc.be.model.Component;
  85 import org.openecomp.sdc.be.model.ComponentInstance;
  86 import org.openecomp.sdc.be.model.InterfaceDefinition;
  87 import org.openecomp.sdc.be.model.LifecycleStateEnum;
  88 import org.openecomp.sdc.be.model.Resource;
  89 import org.openecomp.sdc.be.model.Service;
  90 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
  91 import org.openecomp.sdc.be.model.jsonjanusgraph.utils.ModelConverter;
  92 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  93 import org.openecomp.sdc.be.model.operations.impl.DaoStatusConverter;
  94 import org.openecomp.sdc.be.plugins.CsarEntryGenerator;
  95 import org.openecomp.sdc.be.resources.data.DAOArtifactData;
  96 import org.openecomp.sdc.be.tosca.model.ToscaTemplate;
  97 import org.openecomp.sdc.be.tosca.utils.OperationArtifactUtil;
  98 import org.openecomp.sdc.be.utils.TypeUtils.ToscaTagNamesEnum;
  99 import org.openecomp.sdc.common.api.ArtifactGroupTypeEnum;
 100 import org.openecomp.sdc.common.api.ArtifactTypeEnum;
 101 import org.openecomp.sdc.common.impl.ExternalConfiguration;
 102 import org.openecomp.sdc.common.log.elements.LoggerSupportability;
 103 import org.openecomp.sdc.common.log.enums.LoggerSupportabilityActions;
 104 import org.openecomp.sdc.common.log.enums.StatusCode;
 105 import org.openecomp.sdc.common.log.wrappers.Logger;
 106 import org.openecomp.sdc.common.util.GeneralUtility;
 107 import org.openecomp.sdc.common.util.ValidationUtils;
 108 import org.openecomp.sdc.common.zip.ZipUtils;
 109 import org.openecomp.sdc.exception.ResponseFormat;
 110 import org.springframework.beans.factory.annotation.Autowired;
 111 import org.yaml.snakeyaml.Yaml;
 112
 113 import static org.openecomp.sdc.be.tosca.FJToVavrHelper.Try0.fromEither;
 114
 115 /**
 116  * @author tg851x
 117  *
 118  */
 119 @org.springframework.stereotype.Component("csar-utils")
 120 public class CsarUtils {
 121     private static final Logger log = Logger.getLogger(CsarUtils.class);
 122     private static final LoggerSupportability loggerSupportability = LoggerSupportability.getLogger(CsarUtils.class.getName());
 123     private static final String PATH_DELIMITER = "/";
 124     public static final String NODES_YML = "nodes.yml";
 125     @Autowired
 126     private SdcSchemaFilesCassandraDao sdcSchemaFilesCassandraDao;
 127     @Autowired
 128     private ArtifactCassandraDao artifactCassandraDao;
 129     @Autowired
 130     private ComponentsUtils componentsUtils;
 131     @Autowired
 132     private ToscaExportHandler toscaExportUtils;
 133     @Autowired
 134     protected ToscaOperationFacade toscaOperationFacade;
 135
 136     @Autowired(required = false)
 137     private List<CsarEntryGenerator> generators;
 138
 139     private static final List<String> globalCsarImports = ConfigurationManager.getConfigurationManager()
 140         .getConfiguration().getGlobalCsarImports();
 141     private static final String CONFORMANCE_LEVEL = ConfigurationManager.getConfigurationManager().getConfiguration().getToscaConformanceLevel();
 142     private static final String SDC_VERSION = ExternalConfiguration.getAppVersion();
 143     public static final String ARTIFACTS_PATH = "Artifacts/";
 144     private static final String RESOURCES_PATH = "Resources/";
 145     private static final String DEFINITIONS_PATH = "Definitions/";
 146     public static final String WORKFLOW_ARTIFACT_DIR = "Workflows"+File.separator+"BPMN"+File.separator;
 147     public static final String DEPLOYMENT_ARTIFACTS_DIR = "Deployment"+File.separator;
 148     private static final String CSAR_META_VERSION = "1.0";
 149     private static final String CSAR_META_PATH_FILE_NAME = "csar.meta";
 150     private static final String TOSCA_META_PATH_FILE_NAME = "TOSCA-Metadata/TOSCA.meta";
 151     private static final String TOSCA_META_VERSION = "1.0";
 152     private static final String CSAR_VERSION = "1.1";
 153     public static final String ARTIFACTS = "Artifacts";
 154     private static final String DEFINITION = "Definitions";
 155     private static final String DEL_PATTERN = "([/\\\\]+)";
 156     private static final String WORD_PATTERN = "\\w\\_\\-\\.\\s]+)";
 157     public static final String VALID_ENGLISH_ARTIFACT_NAME = "([" + WORD_PATTERN;
 158     private static final String VALID_ENGLISH_ARTIFACT_NAME_WITH_DIGITS = "([\\d" + WORD_PATTERN;
 159     private static final String ARTIFACT_NAME_UNIQUE_ID = "ArtifactName {}, unique ID {}";
 160
 161     private static final String VFC_NODE_TYPE_ARTIFACTS_PATH_PATTERN = ARTIFACTS + DEL_PATTERN +
 162                                                                               ImportUtils.Constants.USER_DEFINED_RESOURCE_NAMESPACE_PREFIX +
 163                                                                               VALID_ENGLISH_ARTIFACT_NAME_WITH_DIGITS + DEL_PATTERN +
 164                                                                               VALID_ENGLISH_ARTIFACT_NAME_WITH_DIGITS + DEL_PATTERN +
 165                                                                               VALID_ENGLISH_ARTIFACT_NAME_WITH_DIGITS + DEL_PATTERN +
 166                                                                               VALID_ENGLISH_ARTIFACT_NAME_WITH_DIGITS;
 167
 168     public static final String VF_NODE_TYPE_ARTIFACTS_PATH_PATTERN = ARTIFACTS + DEL_PATTERN+
 169                                                                              // Artifact Group (i.e Deployment/Informational)
 170                                                                              VALID_ENGLISH_ARTIFACT_NAME + DEL_PATTERN +
 171                                                                              // Artifact Type
 172                                                                              VALID_ENGLISH_ARTIFACT_NAME  + DEL_PATTERN +
 173                                                                              // Artifact Any File Name
 174                                                                              ".+";
 175
 176     public static final String SERVICE_TEMPLATE_PATH_PATTERN = DEFINITION + DEL_PATTERN+
 177                                                                        // Service Template File Name
 178                                                                        VALID_ENGLISH_ARTIFACT_NAME;
 179
 180     public static final String ARTIFACT_CREATED_FROM_CSAR = "Artifact created from csar";
 181     private static final String BLOCK_0_TEMPLATE = "SDC-TOSCA-Meta-File-Version: %s\nSDC-TOSCA-Definitions-Version: %s\n";
 182
 183     private String versionFirstThreeOctets;
 184
 185     public CsarUtils() {
 186         if(SDC_VERSION != null && !SDC_VERSION.isEmpty()){
 187             Matcher matcher = Pattern.compile("(?!\\.)(\\d+(\\.\\d+)+)(?![\\d\\.])").matcher(SDC_VERSION);
 188             matcher.find();
 189             setVersionFirstThreeOctets(matcher.group(0));
 190         } else {
 191             setVersionFirstThreeOctets("");
 192         }
 193     }
 194
 195     /**
 196      *
 197      * @param component
 198      * @param getFromCS
 199      * @param isInCertificationRequest
 200      * @return
 201      */
 202     public Either<byte[], ResponseFormat> createCsar(Component component, boolean getFromCS, boolean isInCertificationRequest) {
 203         loggerSupportability.log(LoggerSupportabilityActions.GENERATE_CSAR, StatusCode.STARTED,"Starting to create Csar for component {} ",component.getName());
 204         final String createdBy = component.getCreatorFullName();
 205         String fileName;
 206         Map<String, ArtifactDefinition> toscaArtifacts = component.getToscaArtifacts();
 207         ArtifactDefinition artifactDefinition = toscaArtifacts.get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 208         fileName = artifactDefinition.getArtifactName();
 209
 210         String toscaConformanceLevel = ConfigurationManager.getConfigurationManager().getConfiguration().getToscaConformanceLevel();
 211         String csarBlock0 = createCsarBlock0(CSAR_META_VERSION, toscaConformanceLevel);
 212         byte[] csarBlock0Byte = csarBlock0.getBytes();
 213
 214         final String toscaBlock0 = createToscaBlock0(TOSCA_META_VERSION, CSAR_VERSION, createdBy, fileName);
 215         byte[] toscaBlock0Byte = toscaBlock0.getBytes();
 216
 217         return generateCsarZip(csarBlock0Byte, toscaBlock0Byte, component, getFromCS, isInCertificationRequest)
 218             .left().map(responseFormat -> {
 219             loggerSupportability.log(LoggerSupportabilityActions.GENERATE_CSAR, StatusCode.COMPLETE,
 220                 "Ended create Csar for component {} ", component.getName());
 221             return responseFormat;
 222         });
 223     }
 224
 225     private Either<byte[], ResponseFormat> generateCsarZip(byte[] csarBlock0Byte, byte[] toscaBlock0Byte, Component component, boolean getFromCS, boolean isInCertificationRequest) {
 226         try (ByteArrayOutputStream out = new ByteArrayOutputStream();
 227              ZipOutputStream zip = new ZipOutputStream(out)) {
 228             zip.putNextEntry(new ZipEntry(CSAR_META_PATH_FILE_NAME));
 229             zip.write(csarBlock0Byte);
 230             zip.putNextEntry(new ZipEntry(TOSCA_META_PATH_FILE_NAME));
 231             zip.write(toscaBlock0Byte);
 232             Either<ZipOutputStream, ResponseFormat> populateZip = populateZip(component, getFromCS, zip, isInCertificationRequest);
 233             if (populateZip.isRight()) {
 234                 log.debug("Failed to populate CSAR zip file {}. Please fix DB table accordingly ", populateZip.right().value());
 235                 return Either.right(populateZip.right().value());
 236             }
 237
 238             zip.finish();
 239             byte[] byteArray = out.toByteArray();
 240
 241             return Either.left(byteArray);
 242         } catch (IOException e) {
 243             log.debug("Failed with IOexception to create CSAR zip for component {}. Please fix DB table accordingly ", component.getUniqueId(), e);
 244
 245             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.GENERAL_ERROR);
 246             return Either.right(responseFormat);
 247         }
 248 }
 249
 250     private Either<ZipOutputStream, ResponseFormat> populateZip(Component component, boolean getFromCS, ZipOutputStream zip, boolean isInCertificationRequest) throws IOException {
 251
 252         ArtifactDefinition artifactDef = component
 253             .getToscaArtifacts()
 254             .get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 255
 256         Either<ToscaRepresentation, ResponseFormat> toscaRepresentation =
 257             fetchToscaRepresentation(component, getFromCS, artifactDef);
 258
 259         // This should not be done but in order to keep the refactoring small enough we stop here.
 260         // TODO: Refactor the rest of this function
 261         byte[] mainYaml;
 262         List<Triple<String, String, Component>> dependencies;
 263         if(toscaRepresentation.isLeft()) {
 264             mainYaml = toscaRepresentation.left().value().getMainYaml();
 265             dependencies = toscaRepresentation.left().value().getDependencies().getOrElse(new ArrayList<>());
 266         } else {
 267             return Either.right(toscaRepresentation.right().value());
 268         }
 269
 270         String fileName = artifactDef.getArtifactName();
 271         zip.putNextEntry(new ZipEntry(DEFINITIONS_PATH + fileName));
 272         zip.write(mainYaml);
 273
 274         //US798487 - Abstraction of complex types
 275         if (!ModelConverter.isAtomicComponent(component)){
 276             log.debug("Component {} is complex - generating abstract type for it..", component.getName());
 277                               writeComponentInterface(component, zip, fileName, false);
 278         }
 279
 280         //UID <cassandraId,filename,component>
 281         Either<ZipOutputStream, ResponseFormat> zipOutputStreamOrResponseFormat = getZipOutputStreamResponseFormatEither(zip, dependencies);
 282         if (zipOutputStreamOrResponseFormat != null && zipOutputStreamOrResponseFormat.isRight()) {
 283                 return zipOutputStreamOrResponseFormat;
 284         }
 285
 286         //retrieve SDC.zip from Cassandra
 287         Either<byte[], ResponseFormat> latestSchemaFilesFromCassandra = getLatestSchemaFilesFromCassandra();
 288
 289         if(latestSchemaFilesFromCassandra.isRight()){
 290             log.error("Error retrieving SDC Schema files from cassandra");
 291             return Either.right(latestSchemaFilesFromCassandra.right().value());
 292         }
 293
 294         final byte[] schemaFileZip = latestSchemaFilesFromCassandra.left().value();
 295
 296         final List<String> nodesFromPackage = findNonRootNodesFromPackage(dependencies);
 297
 298         //add files from retrieved SDC.zip to Definitions folder in CSAR
 299         addSchemaFilesFromCassandra(zip, schemaFileZip, nodesFromPackage);
 300
 301         Either<CsarDefinition, ResponseFormat> collectedComponentCsarDefinition = collectComponentCsarDefinition(component);
 302
 303         if (collectedComponentCsarDefinition.isRight()) {
 304             return Either.right(collectedComponentCsarDefinition.right().value());
 305         }
 306
 307         if (generators != null) {
 308                 for (CsarEntryGenerator generator: generators) {
 309                     log.debug("Invoking CsarEntryGenerator: {}", generator.getClass().getName());
 310                         for (Entry<String, byte[]> pluginGeneratedFile : generator.generateCsarEntries(component).entrySet()) {
 311                     zip.putNextEntry(new ZipEntry(pluginGeneratedFile.getKey()));
 312                     zip.write(pluginGeneratedFile.getValue());
 313                         }
 314                 }
 315         }
 316
 317         return writeAllFilesToCsar(component, collectedComponentCsarDefinition.left().value(), zip, isInCertificationRequest);
 318     }
 319
 320     private Either<ToscaRepresentation, ResponseFormat> fetchToscaRepresentation(
 321         Component component,
 322         boolean getFromCS,
 323         ArtifactDefinition artifactDef
 324     ) {
 325         LifecycleStateEnum lifecycleState = component.getLifecycleState();
 326
 327         boolean shouldBeFetchedFromCassandra = getFromCS ||
 328             !(lifecycleState == LifecycleStateEnum.NOT_CERTIFIED_CHECKIN ||
 329                 lifecycleState == LifecycleStateEnum.NOT_CERTIFIED_CHECKOUT);
 330
 331         Either<ToscaRepresentation, ResponseFormat> toscaRepresentation =
 332             shouldBeFetchedFromCassandra ?
 333                 fetchToscaRepresentation(artifactDef) :
 334                 generateToscaRepresentation(component);
 335
 336         return toscaRepresentation.left().bind(iff(
 337             myd -> !myd.getDependencies().isDefined(),
 338             myd -> fetchToscaTemplateDependencies(myd.getMainYaml(), component)
 339         ));
 340     }
 341
 342     private static <L, R> F<L, Either<L, R>> iff(Predicate<L> p, Function<L, Either<L, R>> ifTrue) {
 343         return l -> p.test(l) ? ifTrue.apply(l) : Either.left(l);
 344     }
 345
 346     private Either<ToscaRepresentation, ResponseFormat> fetchToscaTemplateDependencies(
 347         byte[] mainYml,
 348         Component component
 349     ) {
 350         return toscaExportUtils.getDependencies(component).right().map(toscaError -> {
 351             log.debug("Failed to retrieve dependencies for component {}, error {}",
 352                 component.getUniqueId(), toscaError);
 353             return componentsUtils.getResponseFormat(componentsUtils.convertFromToscaError(toscaError));
 354         }).left().map(tt -> ToscaRepresentation.make(mainYml, tt));
 355     }
 356
 357     private Either<ToscaRepresentation, ResponseFormat> generateToscaRepresentation(Component component) {
 358         return toscaExportUtils.exportComponent(component).right().map(toscaError -> {
 359             log.debug("exportComponent failed {}", toscaError);
 360             return componentsUtils.getResponseFormat(componentsUtils.convertFromToscaError(toscaError));
 361         });
 362     }
 363
 364     private Either<ToscaRepresentation, ResponseFormat> fetchToscaRepresentation(ArtifactDefinition artifactDef) {
 365         return getFromCassandra(artifactDef.getEsId()).right().map(as -> {
 366             log.debug(ARTIFACT_NAME_UNIQUE_ID, artifactDef.getArtifactName(), artifactDef.getUniqueId());
 367             return componentsUtils.getResponseFormat(as);
 368         }).left().map(ToscaRepresentation::make);
 369     }
 370
 371     /**
 372      * Create a list of all derived nodes found on the package
 373      *
 374      * @param dependencies all node dependencies
 375      * @return a list of nodes
 376      */
 377     private List<String> findNonRootNodesFromPackage(final List<Triple<String, String, Component>> dependencies) {
 378         final List<String> nodes = new ArrayList<>();
 379         if (CollectionUtils.isNotEmpty(dependencies)) {
 380             final String NATIVE_ROOT = "tosca.nodes.Root";
 381             dependencies.forEach(dependency -> {
 382                 if (dependency.getRight() instanceof Resource) {
 383                     final Resource resource = (Resource) dependency.getRight();
 384                     if (CollectionUtils.isNotEmpty(resource.getDerivedList())) {
 385                         resource.getDerivedList().stream()
 386                             .filter(node -> !nodes.contains(node) && !NATIVE_ROOT.equalsIgnoreCase(node))
 387                             .forEach(node -> nodes.add(node));
 388                     }
 389                 }
 390             });
 391         }
 392         return nodes;
 393     }
 394
 395     /**
 396      * Writes a new zip entry
 397      *
 398      * @param zipInputStream the zip entry to be read
 399      * @return a map of the given zip entry
 400      */
 401     private Map<String, Object> readYamlZipEntry(final ZipInputStream zipInputStream) throws IOException {
 402         final int initSize = 2048;
 403         final StringBuilder zipEntry = new StringBuilder();
 404         final byte[] buffer = new byte[initSize];
 405         int read = 0;
 406         while ((read = zipInputStream.read(buffer, 0, initSize)) >= 0) {
 407             zipEntry.append(new String(buffer, 0, read));
 408         }
 409
 410         return (Map<String, Object>) new Yaml().load(zipEntry.toString());
 411     }
 412
 413     /**
 414      * Filters and removes all duplicated nodes found
 415      *
 416      * @param nodesFromPackage a List of all derived nodes found on the given package
 417      * @param nodesFromArtifactFile represents the nodes.yml file stored in Cassandra
 418      * @return a nodes Map updated
 419      */
 420     private Map<String, Object> updateNodeYml(final List<String> nodesFromPackage,
 421                                               final Map<String, Object> nodesFromArtifactFile) {
 422
 423         if (MapUtils.isNotEmpty(nodesFromArtifactFile)) {
 424             final String nodeTypeBlock = ToscaTagNamesEnum.NODE_TYPES.getElementName();
 425             final Map<String, Object> nodeTypes = (Map<String, Object>) nodesFromArtifactFile.get(nodeTypeBlock);
 426             nodesFromPackage.stream()
 427                 .filter(nodeTypes::containsKey)
 428                 .forEach(nodeTypes::remove);
 429
 430             nodesFromArtifactFile.replace(nodeTypeBlock, nodeTypes);
 431         }
 432
 433         return nodesFromArtifactFile;
 434     }
 435
 436     /**
 437      * Updates the zip entry from the given parameters
 438      *
 439      * @param byteArrayOutputStream an output stream in which the data is written into a byte array.
 440      * @param nodesYaml a Map of nodes to be written
 441      */
 442     private void updateZipEntry(final ByteArrayOutputStream byteArrayOutputStream,
 443                                 final Map<String, Object> nodesYaml) throws IOException {
 444         if (MapUtils.isNotEmpty(nodesYaml)) {
 445             byteArrayOutputStream.write(new YamlUtil().objectToYaml(nodesYaml).getBytes());
 446         }
 447     }
 448
 449     private Either<ZipOutputStream, ResponseFormat> getZipOutputStreamResponseFormatEither(
 450         ZipOutputStream zip,
 451         List<Triple<String, String, Component>> dependencies
 452     ) throws IOException {
 453
 454         ComponentCache innerComponentsCache = ComponentCache
 455             .overwritable(overwriteIfSameVersions())
 456             .onMerge((oldValue, newValue) -> {
 457                 log.warn("Overwriting component invariantID {} of version {} with a newer version {}",
 458                     oldValue.id, oldValue.getComponentVersion(), newValue.getComponentVersion()
 459                 );
 460             });
 461
 462         if (dependencies != null && !dependencies.isEmpty()) {
 463             for (Triple<String, String, Component> d : dependencies) {
 464                 String cassandraId = d.getMiddle();
 465                 Component childComponent = d.getRight();
 466
 467                 Either<byte[], ResponseFormat> entryData = getEntryData(cassandraId, childComponent)
 468                     .right().map(x -> componentsUtils.getResponseFormat(x));
 469
 470                 if (entryData.isRight()) {
 471                     return Either.right(entryData.right().value());
 472                 }
 473
 474                 //fill innerComponentsCache
 475                 String fileName = d.getLeft();
 476                 innerComponentsCache.put(cassandraId, fileName, childComponent);
 477                 addInnerComponentsToCache(innerComponentsCache, childComponent);
 478             }
 479
 480             //add inner components to CSAR
 481             return addInnerComponentsToCSAR(zip, innerComponentsCache);
 482         }
 483         return null;
 484     }
 485
 486     private Either<ZipOutputStream, ResponseFormat> addInnerComponentsToCSAR(
 487         ZipOutputStream zip,
 488         ComponentCache innerComponentsCache
 489     ) throws IOException {
 490         for (ImmutableTriple<String, String, Component> ict : innerComponentsCache.iterable()) {
 491             Component innerComponent = ict.getRight();
 492
 493             String icFileName = ict.getMiddle();
 494             // add component to zip
 495             Either<Tuple2<byte[], ZipEntry>, ResponseFormat> zipEntry = toZipEntry(ict);
 496             // TODO: this should not be done, we should instead compose this either further,
 497             // but in order to keep this refactoring small, we'll stop here.
 498             if (zipEntry.isRight()) {
 499                 return Either.right(zipEntry.right().value());
 500             }
 501             Tuple2<byte[], ZipEntry> value = zipEntry.left().value();
 502             zip.putNextEntry(value._2);
 503             zip.write(value._1);
 504             // add component interface to zip
 505             if (!ModelConverter.isAtomicComponent(innerComponent)) {
 506                 writeComponentInterface(innerComponent, zip, icFileName, true);
 507             }
 508         }
 509         return null;
 510     }
 511
 512     private Either<Tuple2<byte[], ZipEntry>, ResponseFormat> toZipEntry(
 513         ImmutableTriple<String, String, Component> cachedEntry
 514     ) {
 515         String cassandraId = cachedEntry.getLeft();
 516         String fileName = cachedEntry.getMiddle();
 517         Component innerComponent = cachedEntry.getRight();
 518         return getEntryData(cassandraId, innerComponent)
 519             .right().map(status -> {
 520                 log.debug("Failed adding to zip component {}, error {}", cassandraId, status);
 521                 return componentsUtils.getResponseFormat(status);
 522             }).left().map(content -> new Tuple2<>(content, new ZipEntry(DEFINITIONS_PATH + fileName)));
 523     }
 524
 525     /**
 526      * Writes to a CSAR zip from casandra schema data
 527      *
 528      * @param zipOutputStream stores the input stream content
 529      * @param schemaFileZip zip data from Cassandra
 530      * @param nodesFromPackage list of all nodes found on the onboarded package
 531      */
 532     private void addSchemaFilesFromCassandra(final ZipOutputStream zipOutputStream,
 533                                              final byte[] schemaFileZip,
 534                                              final List<String> nodesFromPackage) {
 535         final int initSize = 2048;
 536         log.debug("Starting copy from Schema file zip to CSAR zip");
 537         try (final ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(schemaFileZip));
 538             final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
 539             final BufferedOutputStream bufferedOutputStream =
 540                 new BufferedOutputStream(byteArrayOutputStream, initSize)) {
 541
 542             ZipEntry entry;
 543             while ((entry = zipInputStream.getNextEntry()) != null) {
 544                 ZipUtils.checkForZipSlipInRead(entry);
 545                 final String entryName = entry.getName();
 546                 int readSize = initSize;
 547                 final byte[] entryData = new byte[initSize];
 548                 if (shouldZipEntryBeHandled(entryName)) {
 549                     if (NODES_YML.equalsIgnoreCase(entryName)) {
 550                         handleNode(zipInputStream, byteArrayOutputStream, nodesFromPackage);
 551                     } else {
 552                         while ((readSize = zipInputStream.read(entryData, 0, readSize)) != -1) {
 553                             bufferedOutputStream.write(entryData, 0, readSize);
 554                         }
 555                         bufferedOutputStream.flush();
 556                     }
 557                     byteArrayOutputStream.flush();
 558                     zipOutputStream.putNextEntry(new ZipEntry(DEFINITIONS_PATH + entryName));
 559                     zipOutputStream.write(byteArrayOutputStream.toByteArray());
 560                     zipOutputStream.flush();
 561                     byteArrayOutputStream.reset();
 562                 }
 563             }
 564         } catch (final Exception e) {
 565             log.error("Error while writing the SDC schema file to the CSAR", e);
 566             throw new ByResponseFormatComponentException(componentsUtils.getResponseFormat(ActionStatus.GENERAL_ERROR));
 567         }
 568         log.debug("Finished copy from Schema file zip to CSAR zip");
 569     }
 570
 571     /**
 572      *  Checks if the zip entry should or should not be added to the CSAR based on the given global type list
 573      *
 574      * @param entryName the zip entry name
 575      * @return true if the zip entry should be handled
 576      */
 577     private boolean shouldZipEntryBeHandled(final String entryName) {
 578         return globalCsarImports.stream()
 579             .anyMatch(entry -> entry.contains(entryName));
 580     }
 581
 582     /**
 583      * Handles the nodes.yml zip entry, updating the nodes.yml to avoid duplicated nodes on it.
 584      *
 585      * @param zipInputStream the zip entry to be read
 586      * @param byteArrayOutputStream an output stream in which the data is written into a byte array.
 587      * @param nodesFromPackage list of all nodes found on the onboarded package
 588      */
 589     private void handleNode(final ZipInputStream zipInputStream,
 590                             final ByteArrayOutputStream byteArrayOutputStream,
 591                             final List<String> nodesFromPackage) throws IOException {
 592
 593         final Map<String, Object> nodesFromArtifactFile = readYamlZipEntry(zipInputStream);
 594         final Map<String, Object> nodesYaml = updateNodeYml(nodesFromPackage, nodesFromArtifactFile);
 595         updateZipEntry(byteArrayOutputStream, nodesYaml);
 596     }
 597
 598     private void addInnerComponentsToCache(ComponentCache componentCache, Component childComponent) {
 599         javaListToVavrList(childComponent.getComponentInstances())
 600             .filter(ci -> componentCache.notCached(ci.getComponentUid()))
 601             .forEach(ci -> {
 602                 // all resource must be only once!
 603                 Either<Resource, StorageOperationStatus> resource =
 604                     toscaOperationFacade.getToscaElement(ci.getComponentUid());
 605                 Component componentRI = checkAndAddComponent(componentCache, ci, resource);
 606                 //if not atomic - insert inner components as well
 607                 // TODO: This could potentially create a StackOverflowException if the call stack
 608                 // happens to be too large. Tail-recursive optimization should be used here.
 609                 if (!ModelConverter.isAtomicComponent(componentRI)) {
 610                     addInnerComponentsToCache(componentCache, componentRI);
 611                 }
 612             });
 613     }
 614
 615     // TODO: Move this function in FJToVavrHelper.java once Change 108540 is merged
 616     private io.vavr.collection.List<ComponentInstance> javaListToVavrList(
 617         List<ComponentInstance> componentInstances
 618     ) {
 619         return Option
 620                 .of(componentInstances)
 621                 .map(io.vavr.collection.List::ofAll)
 622                 .getOrElse(io.vavr.collection.List::empty);
 623     }
 624
 625     private Component checkAndAddComponent(ComponentCache componentCache, ComponentInstance ci, Either<Resource, StorageOperationStatus> resource) {
 626         if (resource.isRight()) {
 627             log.debug("Failed to fetch resource with id {} for instance {}", ci.getComponentUid(), ci.getName());
 628         }
 629         Component componentRI = resource.left().value();
 630
 631         Map<String, ArtifactDefinition> childToscaArtifacts = componentRI.getToscaArtifacts();
 632         ArtifactDefinition childArtifactDefinition = childToscaArtifacts.get(ToscaExportHandler.ASSET_TOSCA_TEMPLATE);
 633         if (childArtifactDefinition != null) {
 634             //add to cache
 635             componentCache.put(
 636                 childArtifactDefinition.getEsId(),
 637                 childArtifactDefinition.getArtifactName(),
 638                 componentRI
 639             );
 640         }
 641         return componentRI;
 642     }
 643
 644     private Either<ZipOutputStream, ResponseFormat> writeComponentInterface(
 645         Component component,
 646         ZipOutputStream zip,
 647         String fileName,
 648         boolean isAssociatedComponent
 649     ) {
 650         // TODO: This should not be done but we need this to keep the refactoring small enough to be easily reviewable
 651         return writeComponentInterface(component, fileName, isAssociatedComponent, ZipWriter.live(zip))
 652             .map(void0 -> Either.<ZipOutputStream, ResponseFormat>left(zip))
 653             .recover(th -> {
 654                 log.error("#writeComponentInterface - zip writing failed with error: ", th);
 655                 return Either.right(componentsUtils.getResponseFormat(ActionStatus.GENERAL_ERROR));
 656             }).get();
 657     }
 658
 659     private Try<Void> writeComponentInterface(
 660         Component component,
 661         String fileName,
 662         boolean isAssociatedComponent,
 663         ZipWriter zw
 664     ) {
 665         Either<byte[], ToscaError> yml = toscaExportUtils
 666             .exportComponentInterface(component, isAssociatedComponent)
 667             .left().map(ToscaRepresentation::getMainYaml);
 668
 669         return fromEither(yml, ToscaErrorException::new)
 670             .flatMap(zw.write(DEFINITIONS_PATH + ToscaExportHandler.getInterfaceFilename(fileName)));
 671     }
 672
 673     public static class ToscaErrorException extends Exception {
 674
 675         ToscaErrorException(ToscaError error) {
 676             super("Error while exporting component's interface (toscaError:" + error + ")");
 677         }
 678     }
 679
 680     private Either<byte[], ActionStatus> getEntryData(String cassandraId, Component childComponent) {
 681         if (cassandraId == null || cassandraId.isEmpty()) {
 682             return toscaExportUtils.exportComponent(childComponent)
 683                 .right().map(toscaErrorToActionStatus(childComponent))
 684                 .left().map(ToscaRepresentation::getMainYaml);
 685         } else {
 686             return getFromCassandra(cassandraId);
 687         }
 688     }
 689
 690     private F<ToscaError, ActionStatus> toscaErrorToActionStatus(Component childComponent) {
 691         return toscaError -> {
 692             log.debug("Failed to export tosca template for child component {} error {}",
 693                 childComponent.getUniqueId(), toscaError);
 694             return componentsUtils.convertFromToscaError(toscaError);
 695         };
 696     }
 697
 698     private Either<byte[], ResponseFormat> getLatestSchemaFilesFromCassandra() {
 699         String fto = getVersionFirstThreeOctets();
 700         return sdcSchemaFilesCassandraDao.getSpecificSchemaFiles(fto, CONFORMANCE_LEVEL)
 701             .right().map(schemaFilesFetchDBError(fto))
 702             .left().bind(iff(
 703                 List::isEmpty,
 704                 () -> schemaFileFetchError(fto),
 705                 s -> Either.left(s.iterator().next().getPayloadAsArray())
 706                 )
 707             );
 708     }
 709
 710     private static <A, B> F<A, B> iff(Predicate<A> p, Supplier<B> s, Function<A, B> orElse) {
 711         return a -> p.test(a) ? s.get() : orElse.apply(a);
 712     }
 713
 714     private F<CassandraOperationStatus, ResponseFormat> schemaFilesFetchDBError(String firstThreeOctets) {
 715         return cos -> {
 716             log.debug(
 717                 "Failed to get the schema files SDC-Version: {} Conformance-Level {}. Please fix DB table accordingly.",
 718                 firstThreeOctets, CONFORMANCE_LEVEL);
 719             StorageOperationStatus sos = DaoStatusConverter.convertCassandraStatusToStorageStatus(cos);
 720             return componentsUtils.getResponseFormat(componentsUtils.convertFromStorageResponse(sos));
 721         };
 722     }
 723
 724     private Either<byte[], ResponseFormat> schemaFileFetchError(String firstThreeOctets) {
 725         log.debug("Failed to get the schema files SDC-Version: {} Conformance-Level {}",
 726             firstThreeOctets, CONFORMANCE_LEVEL);
 727         return Either.right(
 728             componentsUtils.getResponseFormat(
 729                 ActionStatus.TOSCA_SCHEMA_FILES_NOT_FOUND, firstThreeOctets, CONFORMANCE_LEVEL
 730             )
 731         );
 732     }
 733
 734     private Either<byte[], ActionStatus> getFromCassandra(String cassandraId) {
 735         return artifactCassandraDao.getArtifact(cassandraId)
 736             .right().map(cos -> {
 737                 log.debug("Failed to fetch artifact from Cassandra by id {} error {} ", cassandraId, cos);
 738                 StorageOperationStatus storageStatus = DaoStatusConverter.convertCassandraStatusToStorageStatus(cos);
 739                 return componentsUtils.convertFromStorageResponse(storageStatus);
 740             }).left().map(DAOArtifactData::getDataAsArray);
 741     }
 742
 743     private String createCsarBlock0(String metaFileVersion, String toscaConformanceLevel) {
 744         return String.format(BLOCK_0_TEMPLATE, metaFileVersion, toscaConformanceLevel);
 745     }
 746
 747     private String createToscaBlock0(String metaFileVersion, String csarVersion, String createdBy, String entryDef) {
 748         final String block0template = "TOSCA-Meta-File-Version: %s\nCSAR-Version: %s\nCreated-By: %s\nEntry-Definitions: Definitions/%s\n\nName: csar.meta\nContent-Type: text/plain\n";
 749         return String.format(block0template, metaFileVersion, csarVersion, createdBy, entryDef);
 750     }
 751
 752     /**
 753      * Extracts artifacts of VFCs from CSAR
 754      *
 755      * @param csar
 756      * @return Map of <String, List<ArtifactDefinition>> the contains Lists of artifacts according vfcToscaNamespace
 757      */
 758     public static Map<String, List<ArtifactDefinition>> extractVfcsArtifactsFromCsar(Map<String, byte[]> csar) {
 759
 760         Map<String, List<ArtifactDefinition>> artifacts = new HashMap<>();
 761         if (csar != null) {
 762             log.debug("************* Going to extract VFCs artifacts from Csar. ");
 763             Map<String, Set<List<String>>> collectedWarningMessages = new HashMap<>();
 764             csar.entrySet().stream()
 765                 // filter CSAR entry by node type artifact path
 766                 .filter(e -> Pattern.compile(VFC_NODE_TYPE_ARTIFACTS_PATH_PATTERN).matcher(e.getKey()).matches())
 767                 // extract ArtifactDefinition from CSAR entry for each entry with matching artifact path
 768                 .forEach(e ->
 769                     extractVfcArtifact(e, collectedWarningMessages).ifPresent(ip ->
 770                         addExtractedVfcArtifact(ip, artifacts)
 771                     )
 772                 );
 773             // add counter suffix to artifact labels
 774             handleWarningMessages(collectedWarningMessages);
 775
 776         }
 777         return artifacts;
 778     }
 779
 780     /**
 781      * Print warnings to log
 782      *
 783      * @param collectedWarningMessages
 784      */
 785     public static void handleWarningMessages(Map<String, Set<List<String>>> collectedWarningMessages) {
 786         collectedWarningMessages.entrySet().stream()
 787                                 // for each vfc
 788                                 .forEach(e -> e.getValue().stream()
 789                                                // add each warning message to log
 790                                                .forEach(args -> log.warn(e.getKey(), args.toArray())));
 791
 792     }
 793
 794     private static void addExtractedVfcArtifact(
 795         ImmutablePair<String, ArtifactDefinition> extractedVfcArtifact,
 796         Map<String, List<ArtifactDefinition>> artifacts
 797     ) {
 798         String vfcToscaNamespace = extractedVfcArtifact.getKey();
 799
 800         artifacts.computeIfAbsent(vfcToscaNamespace, k -> new ArrayList<>());
 801         artifacts.get(vfcToscaNamespace).add(extractedVfcArtifact.getValue());
 802     }
 803
 804     private static Optional<ImmutablePair<String, ArtifactDefinition>> extractVfcArtifact(
 805         Entry<String, byte[]> entry,
 806         Map<String, Set<List<String>>> collectedWarningMessages
 807     ) {
 808         String[] parsedCsarArtifactPath = entry.getKey().split(PATH_DELIMITER);
 809         String groupType = parsedCsarArtifactPath[2].toUpperCase();
 810
 811         return detectArtifactGroupType(groupType, collectedWarningMessages)
 812             .left()
 813             .map(buildArtifactDefinitionFromCsarArtifactPath(entry, collectedWarningMessages, parsedCsarArtifactPath))
 814             .either(
 815                 ad -> Optional.of(new ImmutablePair<>(parsedCsarArtifactPath[1], ad)),
 816                 b -> Optional.empty()
 817             );
 818     }
 819
 820     private static Either<ArtifactGroupTypeEnum, Boolean> detectArtifactGroupType(String groupType, Map<String, Set<List<String>>> collectedWarningMessages) {
 821         Either<ArtifactGroupTypeEnum, Boolean> result;
 822         try {
 823             ArtifactGroupTypeEnum artifactGroupType = ArtifactGroupTypeEnum.findType(groupType.toUpperCase());
 824             if (artifactGroupType == null || (artifactGroupType != ArtifactGroupTypeEnum.INFORMATIONAL && artifactGroupType != ArtifactGroupTypeEnum.DEPLOYMENT)) {
 825                 String warningMessage = "Warning - unrecognized artifact group type {} was received.";
 826                 List<String> messageArguments = new ArrayList<>();
 827                 messageArguments.add(groupType);
 828                 if (!collectedWarningMessages.containsKey(warningMessage)) {
 829                     Set<List<String>> messageArgumentLists = new HashSet<>();
 830                     messageArgumentLists.add(messageArguments);
 831                     collectedWarningMessages.put(warningMessage, messageArgumentLists);
 832                 } else {
 833                     collectedWarningMessages.get(warningMessage).add(messageArguments);
 834                 }
 835
 836                 result = Either.right(false);
 837             } else {
 838
 839                 result = Either.left(artifactGroupType);
 840             }
 841         } catch (Exception e) {
 842             log.debug("detectArtifactGroupType failed with exception", e);
 843             result = Either.right(false);
 844         }
 845         return result;
 846     }
 847
 848     private static F<ArtifactGroupTypeEnum, ArtifactDefinition> buildArtifactDefinitionFromCsarArtifactPath(
 849         Entry<String, byte[]> entry,
 850         Map<String, Set<List<String>>> collectedWarningMessages,
 851         String[] parsedCsarArtifactPath
 852     ) {
 853         return artifactGroupType -> {
 854             ArtifactDefinition artifact;
 855             artifact = new ArtifactDefinition();
 856             artifact.setArtifactGroupType(artifactGroupType);
 857             artifact.setArtifactType(
 858                 detectArtifactTypeVFC(artifactGroupType, parsedCsarArtifactPath[3], parsedCsarArtifactPath[1],
 859                     collectedWarningMessages));
 860             artifact.setArtifactName(
 861                 ValidationUtils.normalizeFileName(parsedCsarArtifactPath[parsedCsarArtifactPath.length - 1]));
 862             artifact.setPayloadData(Base64.encodeBase64String(entry.getValue()));
 863             artifact.setArtifactDisplayName(artifact.getArtifactName().lastIndexOf('.') > 0 ? artifact.getArtifactName()
 864                 .substring(0, artifact.getArtifactName().lastIndexOf('.')) : artifact.getArtifactName());
 865             artifact.setArtifactLabel(ValidationUtils.normalizeArtifactLabel(artifact.getArtifactName()));
 866             artifact.setDescription(ARTIFACT_CREATED_FROM_CSAR);
 867             artifact.setIsFromCsar(true);
 868             artifact.setArtifactChecksum(GeneralUtility.calculateMD5Base64EncodedByByteArray(entry.getValue()));
 869             return artifact;
 870         };
 871     }
 872
 873     @Getter
 874     public static final class NonMetaArtifactInfo {
 875         @Setter
 876         private String artifactUniqueId;
 877         private final String path;
 878         private final String artifactName;
 879         private final String displayName;
 880         private final String artifactLabel;
 881         private final String artifactType;
 882         private final ArtifactGroupTypeEnum artifactGroupType;
 883         private final String payloadData;
 884         private final String artifactChecksum;
 885         private final boolean isFromCsar;
 886
 887         public NonMetaArtifactInfo(final String artifactName, final String path, final String artifactType,
 888                                    final ArtifactGroupTypeEnum artifactGroupType, final byte[] payloadData,
 889                                    final String artifactUniqueId, final boolean isFromCsar) {
 890             super();
 891             this.path = path;
 892             this.isFromCsar = isFromCsar;
 893             this.artifactName = ValidationUtils.normalizeFileName(artifactName);
 894             this.artifactType = artifactType;
 895             this.artifactGroupType = artifactGroupType;
 896             final int pointIndex = artifactName.lastIndexOf('.');
 897             if (pointIndex > 0) {
 898                 displayName = artifactName.substring(0, pointIndex);
 899             } else {
 900                 displayName = artifactName;
 901             }
 902             this.artifactLabel = ValidationUtils.normalizeArtifactLabel(artifactName);
 903             if (payloadData == null) {
 904                 this.payloadData = null;
 905                 this.artifactChecksum = null;
 906             } else {
 907                 this.payloadData = Base64.encodeBase64String(payloadData);
 908                 this.artifactChecksum = GeneralUtility.calculateMD5Base64EncodedByByteArray(payloadData);
 909             }
 910             this.artifactUniqueId = artifactUniqueId;
 911         }
 912
 913     }
 914
 915     /**
 916      * This method checks the artifact GroupType & Artifact Type. <br>
 917      * if there is any problem warning messages are added to collectedWarningMessages
 918      *
 919      * @param artifactPath
 920      * @param collectedWarningMessages
 921      * @return
 922      */
 923     public static Either<NonMetaArtifactInfo, Boolean> validateNonMetaArtifact(
 924         String artifactPath,
 925         byte[] payloadData,
 926         Map<String, Set<List<String>>> collectedWarningMessages
 927     ) {
 928         try {
 929             String[] parsedArtifactPath = artifactPath.split(PATH_DELIMITER);
 930             String groupType = parsedArtifactPath[1];
 931             String receivedTypeName = parsedArtifactPath[2];
 932             String artifactFileNameType = parsedArtifactPath[3];
 933
 934             return detectArtifactGroupType(groupType, collectedWarningMessages)
 935                 .left().bind(artifactGroupType -> {
 936                     String artifactType =
 937                         detectArtifactTypeVF(artifactGroupType, receivedTypeName, collectedWarningMessages);
 938
 939                     return Either.left(new NonMetaArtifactInfo(
 940                         artifactFileNameType, artifactPath, artifactType,
 941                         artifactGroupType, payloadData, null, true
 942                     ));
 943                 });
 944         } catch (Exception e) {
 945             log.debug("detectArtifactGroupType failed with exception", e);
 946             return Either.right(false);
 947         }
 948     }
 949
 950     private static String detectArtifactTypeVFC(ArtifactGroupTypeEnum artifactGroupType, String receivedTypeName, String parentVfName, Map<String, Set<List<String>>> collectedWarningMessages) {
 951         String warningMessage = "Warning - artifact type {} that was provided for VFC {} is not recognized.";
 952         return detectArtifactType(artifactGroupType, receivedTypeName, warningMessage, collectedWarningMessages, parentVfName);
 953     }
 954
 955     private static String detectArtifactTypeVF(ArtifactGroupTypeEnum artifactGroupType, String receivedTypeName, Map<String, Set<List<String>>> collectedWarningMessages) {
 956         String warningMessage = "Warning - artifact type {} that was provided for VF is not recognized.";
 957         return detectArtifactType(artifactGroupType, receivedTypeName, warningMessage, collectedWarningMessages);
 958     }
 959
 960     private static String detectArtifactType(final ArtifactGroupTypeEnum artifactGroupType,
 961                                              final String receivedTypeName, final String warningMessage,
 962                                              final Map<String, Set<List<String>>> collectedWarningMessages,
 963                                              final String... arguments) {
 964         final ArtifactConfiguration artifactConfiguration =
 965             ArtifactConfigManager.getInstance()
 966                 .find(receivedTypeName, artifactGroupType, ComponentType.RESOURCE)
 967                 .orElse(null);
 968
 969         if (artifactConfiguration == null) {
 970             final List<String> messageArguments = new ArrayList<>();
 971             messageArguments.add(receivedTypeName);
 972             messageArguments.addAll(Arrays.asList(arguments));
 973             if (!collectedWarningMessages.containsKey(warningMessage)) {
 974                 final Set<List<String>> messageArgumentLists = new HashSet<>();
 975                 messageArgumentLists.add(messageArguments);
 976                 collectedWarningMessages.put(warningMessage, messageArgumentLists);
 977             } else {
 978                 collectedWarningMessages.get(warningMessage).add(messageArguments);
 979             }
 980         }
 981
 982         return artifactConfiguration == null ? ArtifactTypeEnum.OTHER.getType() : receivedTypeName;
 983     }
 984
 985     private Either<ZipOutputStream, ResponseFormat> writeAllFilesToCsar(Component mainComponent, CsarDefinition csarDefinition, ZipOutputStream zipstream, boolean isInCertificationRequest) throws IOException{
 986         ComponentArtifacts componentArtifacts = csarDefinition.getComponentArtifacts();
 987
 988         Either<ZipOutputStream, ResponseFormat> writeComponentArtifactsToSpecifiedPath = writeComponentArtifactsToSpecifiedPath(mainComponent, componentArtifacts, zipstream, ARTIFACTS_PATH, isInCertificationRequest);
 989
 990         if(writeComponentArtifactsToSpecifiedPath.isRight()){
 991             return Either.right(writeComponentArtifactsToSpecifiedPath.right().value());
 992         }
 993
 994         ComponentTypeArtifacts mainTypeAndCIArtifacts = componentArtifacts.getMainTypeAndCIArtifacts();
 995         writeComponentArtifactsToSpecifiedPath = writeArtifactsInfoToSpecifiedPath(mainComponent, mainTypeAndCIArtifacts.getComponentArtifacts(), zipstream, ARTIFACTS_PATH, isInCertificationRequest);
 996
 997         if(writeComponentArtifactsToSpecifiedPath.isRight()){
 998             return Either.right(writeComponentArtifactsToSpecifiedPath.right().value());
 999         }
1000
1001         Map<String, ArtifactsInfo> componentInstancesArtifacts = mainTypeAndCIArtifacts.getComponentInstancesArtifacts();
1002         Set<String> keySet = componentInstancesArtifacts.keySet();
1003
1004         String currentPath = ARTIFACTS_PATH + RESOURCES_PATH;
1005         for (String keyAssetName : keySet) {
1006             ArtifactsInfo artifactsInfo = componentInstancesArtifacts.get(keyAssetName);
1007             String pathWithAssetName = currentPath + keyAssetName + PATH_DELIMITER;
1008             writeComponentArtifactsToSpecifiedPath = writeArtifactsInfoToSpecifiedPath(mainComponent, artifactsInfo, zipstream, pathWithAssetName, isInCertificationRequest);
1009
1010             if(writeComponentArtifactsToSpecifiedPath.isRight()){
1011                 return Either.right(writeComponentArtifactsToSpecifiedPath.right().value());
1012             }
1013         }
1014         writeComponentArtifactsToSpecifiedPath = writeOperationsArtifactsToCsar(mainComponent, zipstream);
1015
1016         if (writeComponentArtifactsToSpecifiedPath.isRight()) {
1017             return Either.right(writeComponentArtifactsToSpecifiedPath.right().value());
1018         }
1019         return Either.left(zipstream);
1020     }
1021
1022     private Either<ZipOutputStream, ResponseFormat> writeOperationsArtifactsToCsar(Component component,
1023             ZipOutputStream zipstream) {
1024         if (checkComponentBeforeOperation(component)) {
1025             return Either.left(zipstream);
1026         }
1027         final Map<String, InterfaceDefinition> interfaces = ((Resource) component).getInterfaces();
1028         for (Map.Entry<String, InterfaceDefinition> interfaceEntry : interfaces.entrySet()) {
1029             for (OperationDataDefinition operation : interfaceEntry.getValue().getOperations().values()) {
1030                 try {
1031                     if (checkComponentBeforeWrite(component, interfaceEntry, operation)) {
1032                         continue;
1033                     }
1034                     final String artifactUUID = operation.getImplementation().getArtifactUUID();
1035                     if (artifactUUID == null) {
1036                         continue;
1037                     }
1038                     final Either<byte[], ActionStatus> artifactFromCassandra = getFromCassandra(artifactUUID);
1039                     final String artifactName = operation.getImplementation().getArtifactName();
1040                     if (artifactFromCassandra.isRight()) {
1041                         log.error(ARTIFACT_NAME_UNIQUE_ID, artifactName, artifactUUID);
1042                         log.error("Failed to get {} payload from DB reason: {}", artifactName,
1043                             artifactFromCassandra.right().value());
1044                         return Either.right(componentsUtils.getResponseFormat(
1045                             ActionStatus.ARTIFACT_PAYLOAD_NOT_FOUND_DURING_CSAR_CREATION, "Resource",
1046                             component.getUniqueId(), artifactName, artifactUUID));
1047                     }
1048                     final byte[] payloadData = artifactFromCassandra.left().value();
1049                     zipstream.putNextEntry(new ZipEntry(OperationArtifactUtil.createOperationArtifactPath(
1050                         component, null, operation, true)));
1051                     zipstream.write(payloadData);
1052                 } catch (IOException e) {
1053                     log.error("Component Name {},  Interface Name {}, Operation Name {}", component.getNormalizedName(),
1054                         interfaceEntry.getKey(), operation.getName());
1055                     log.error("Error while writing the operation's artifacts to the CSAR " + "{}", e);
1056                     return Either.right(componentsUtils
1057                         .getResponseFormat(ActionStatus.ERROR_DURING_CSAR_CREATION, "Resource",
1058                             component.getUniqueId()));
1059                 }
1060             }
1061         }
1062         return Either.left(zipstream);
1063     }
1064
1065     private boolean checkComponentBeforeWrite(Component component, Entry<String, InterfaceDefinition> interfaceEntry, OperationDataDefinition operation) {
1066         final ArtifactDataDefinition implementation = operation.getImplementation();
1067         if (Objects.isNull(implementation)) {
1068             log.debug("Component Name {}, Interface Id {}, Operation Name {} - no Operation Implementation found",
1069                     component.getNormalizedName(), interfaceEntry.getValue().getUniqueId(),
1070                     operation.getName());
1071             return true;
1072         }
1073         final String artifactName = implementation.getArtifactName();
1074         if (Objects.isNull(artifactName)) {
1075             log.debug("Component Name {}, Interface Id {}, Operation Name {} - no artifact found",
1076                     component.getNormalizedName(), interfaceEntry.getValue().getUniqueId(),
1077                     operation.getName());
1078             return true;
1079         }
1080         if (OperationArtifactUtil.artifactNameIsALiteralValue(artifactName)) {
1081             log.debug("Component Name {}, Interface Id {}, Operation Name {} - artifact name is a literal value rather than an SDC artifact",
1082                     component.getNormalizedName(), interfaceEntry.getValue().getUniqueId(),
1083                     operation.getName());
1084             return true;
1085         }
1086         return false;
1087     }
1088
1089     private boolean checkComponentBeforeOperation(Component component) {
1090         if (component instanceof Service) {
1091             return true;
1092         }
1093         if (Objects.isNull(((Resource) component).getInterfaces())) {
1094             log.debug("Component Name {}- no interfaces found", component.getNormalizedName());
1095             return true;
1096         }
1097         return false;
1098     }
1099
1100     private Either<ZipOutputStream, ResponseFormat> writeComponentArtifactsToSpecifiedPath(Component mainComponent, ComponentArtifacts componentArtifacts, ZipOutputStream zipstream,
1101             String currentPath, boolean isInCertificationRequest) throws IOException {
1102         Map<String, ComponentTypeArtifacts> componentTypeArtifacts = componentArtifacts.getComponentTypeArtifacts();
1103         //Keys are defined:
1104         //<Inner Asset TOSCA name (e.g. VFC name)> folder name: <Inner Asset TOSCA name (e.g. VFC name)>_v<version>.
1105         //E.g. "org.openecomp.resource.vf.vipr_atm_v1.0"
1106         Set<String> componentTypeArtifactsKeys = componentTypeArtifacts.keySet();
1107         for (String keyAssetName : componentTypeArtifactsKeys) {
1108             ComponentTypeArtifacts componentInstanceArtifacts = componentTypeArtifacts.get(keyAssetName);
1109             ArtifactsInfo componentArtifacts2 = componentInstanceArtifacts.getComponentArtifacts();
1110             String pathWithAssetName = currentPath + keyAssetName + PATH_DELIMITER;
1111             Either<ZipOutputStream, ResponseFormat> writeArtifactsInfoToSpecifiedPath = writeArtifactsInfoToSpecifiedPath(mainComponent, componentArtifacts2, zipstream, pathWithAssetName, isInCertificationRequest);
1112
1113             if(writeArtifactsInfoToSpecifiedPath.isRight()){
1114                 return writeArtifactsInfoToSpecifiedPath;
1115             }
1116         }
1117
1118         return Either.left(zipstream);
1119     }
1120
1121     private Either<ZipOutputStream, ResponseFormat> writeArtifactsInfoToSpecifiedPath(final Component mainComponent,
1122         final ArtifactsInfo currArtifactsInfo,
1123         final ZipOutputStream zip,
1124         final String path,
1125         final boolean isInCertificationRequest) throws IOException {
1126
1127         final Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> artifactsInfo =
1128             currArtifactsInfo.getArtifactsInfo();
1129         for (final ArtifactGroupTypeEnum artifactGroupTypeEnum : artifactsInfo.keySet()) {
1130             final String groupTypeFolder =
1131                 path + WordUtils.capitalizeFully(artifactGroupTypeEnum.getType()) + PATH_DELIMITER;
1132
1133             final Map<String, List<ArtifactDefinition>> artifactTypesMap = artifactsInfo.get(artifactGroupTypeEnum);
1134
1135             for (final String artifactType : artifactTypesMap.keySet()) {
1136                 final List<ArtifactDefinition> artifactDefinitionList = artifactTypesMap.get(artifactType);
1137                 String artifactTypeFolder = groupTypeFolder + artifactType + PATH_DELIMITER;
1138
1139                 if (ArtifactTypeEnum.WORKFLOW.getType().equals(artifactType) && path
1140                     .contains(ARTIFACTS_PATH + RESOURCES_PATH)) {
1141                     // Ignore this packaging as BPMN artifacts needs to be packaged in different manner
1142                     continue;
1143                 }
1144                 if (ArtifactTypeEnum.WORKFLOW.getType().equals(artifactType)) {
1145                     artifactTypeFolder += OperationArtifactUtil.BPMN_ARTIFACT_PATH + File.separator;
1146                 }
1147
1148                 // TODO: We should not do this but in order to keep this refactoring small enough,
1149                 // we'll leave this as is for now
1150                 List<ArtifactDefinition> collect =
1151                     filterArtifactDefinitionToZip(mainComponent, artifactDefinitionList, isInCertificationRequest)
1152                         .collect(Collectors.toList());
1153                 for (ArtifactDefinition ad : collect) {
1154                     zip.putNextEntry(new ZipEntry(artifactTypeFolder + ad.getArtifactName()));
1155                     zip.write(ad.getPayloadData());
1156                 }
1157             }
1158         }
1159         return Either.left(zip);
1160     }
1161
1162     private Stream<ArtifactDefinition> filterArtifactDefinitionToZip(Component mainComponent,
1163         List<ArtifactDefinition> artifactDefinitionList, boolean isInCertificationRequest) {
1164         return artifactDefinitionList
1165             .stream()
1166             .filter(shouldBeInZip(isInCertificationRequest, mainComponent))
1167             .map(this::fetchPayLoadData)
1168             .filter(Either::isLeft)
1169             .map(e -> e.left().value());
1170     }
1171
1172     private Predicate<ArtifactDefinition> shouldBeInZip(boolean isInCertificationRequest, Component component) {
1173         return artifactDefinition ->
1174             !(!isInCertificationRequest
1175                 && component.isService()
1176                 && artifactDefinition.isHeatEnvType()
1177                 || artifactDefinition.hasNoMandatoryEsId());
1178     }
1179
1180     private Either<ArtifactDefinition, ActionStatus> fetchPayLoadData(ArtifactDefinition ad) {
1181         byte[] payloadData = ad.getPayloadData();
1182         if(payloadData == null) {
1183             return getFromCassandra(ad.getEsId())
1184                 .left().map(pd -> {
1185                     ad.setPayload(pd);
1186                     return ad;
1187                 }).right().map(as -> {
1188                     log.debug(ARTIFACT_NAME_UNIQUE_ID, ad.getArtifactName(), ad.getUniqueId());
1189                     log.debug("Failed to get {} payload from DB reason: {}", ad.getArtifactName(), as);
1190                     return as;
1191                 });
1192         } else {
1193             return Either.left(ad);
1194         }
1195     }
1196
1197     /************************************ Artifacts Structure ******************************************************************/
1198     /**
1199      * The artifacts Definition saved by their structure
1200      */
1201     private class ArtifactsInfo {
1202         //Key is the type of artifacts(Informational/Deployment)
1203         //Value is a map between an artifact type and a list of all artifacts of this type
1204         private Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> artifactsInfoField;
1205
1206         public ArtifactsInfo() {
1207             this.artifactsInfoField = new EnumMap<>(ArtifactGroupTypeEnum.class);
1208         }
1209
1210         public Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> getArtifactsInfo() {
1211             return artifactsInfoField;
1212         }
1213
1214         public void addArtifactsToGroup(ArtifactGroupTypeEnum artifactGroup,
1215                                         Map<String, List<ArtifactDefinition>> artifactsDefinition) {
1216                         if (artifactsInfoField.get(artifactGroup) == null) {
1217                                 artifactsInfoField.put(artifactGroup, artifactsDefinition);
1218                         } else {
1219                                 Map<String, List<ArtifactDefinition>> artifactTypeEnumListMap =
1220                                                 artifactsInfoField.get(artifactGroup);
1221                                 artifactTypeEnumListMap.putAll(artifactsDefinition);
1222                                 artifactsInfoField.put(artifactGroup, artifactTypeEnumListMap);
1223                         }
1224
1225         }
1226
1227         public boolean isEmpty() {
1228             return artifactsInfoField.isEmpty();
1229         }
1230
1231         public boolean isNotEmpty() {
1232             return !isEmpty();
1233         }
1234
1235     }
1236
1237     /**
1238      * The artifacts of the component and of all its composed instances
1239      *
1240      */
1241     private class ComponentTypeArtifacts {
1242         private ArtifactsInfo componentArtifacts;    //component artifacts (describes the Informational Deployment folders)
1243         private Map<String, ArtifactsInfo> componentInstancesArtifacts;        //artifacts of the composed instances mapped by the resourceInstance normalized name (describes the Resources folder)
1244
1245         public ComponentTypeArtifacts() {
1246             componentArtifacts = new ArtifactsInfo();
1247             componentInstancesArtifacts = new HashMap<>();
1248         }
1249
1250         public ArtifactsInfo getComponentArtifacts() {
1251             return componentArtifacts;
1252         }
1253         public void setComponentArtifacts(ArtifactsInfo artifactsInfo) {
1254             this.componentArtifacts = artifactsInfo;
1255         }
1256         public Map<String, ArtifactsInfo> getComponentInstancesArtifacts() {
1257             return componentInstancesArtifacts;
1258         }
1259         public void setComponentInstancesArtifacts(Map<String, ArtifactsInfo> componentInstancesArtifacts) {
1260             this.componentInstancesArtifacts = componentInstancesArtifacts;
1261         }
1262
1263         public void addComponentInstancesArtifacts(String normalizedName, ArtifactsInfo artifactsInfo) {
1264             componentInstancesArtifacts.put(normalizedName, artifactsInfo);
1265         }
1266
1267     }
1268
1269     private class ComponentArtifacts {
1270         //artifacts of the component and CI's artifacts contained in it's composition (represents Informational, Deployment & Resource folders of main component)
1271         private ComponentTypeArtifacts mainTypeAndCIArtifacts;
1272         //artifacts of all component types mapped by their tosca name
1273         private Map<String, ComponentTypeArtifacts> componentTypeArtifacts;
1274
1275         public ComponentArtifacts(){
1276             mainTypeAndCIArtifacts = new ComponentTypeArtifacts();
1277             componentTypeArtifacts = new HashMap<>();
1278         }
1279
1280         public ComponentTypeArtifacts getMainTypeAndCIArtifacts() {
1281             return mainTypeAndCIArtifacts;
1282         }
1283
1284         public void setMainTypeAndCIArtifacts(ComponentTypeArtifacts componentInstanceArtifacts) {
1285             this.mainTypeAndCIArtifacts = componentInstanceArtifacts;
1286         }
1287
1288         public Map<String, ComponentTypeArtifacts> getComponentTypeArtifacts() {
1289             return componentTypeArtifacts;
1290         }
1291
1292         public void setComponentTypeArtifacts(Map<String, ComponentTypeArtifacts> componentTypeArtifacts) {
1293             this.componentTypeArtifacts = componentTypeArtifacts;
1294         }
1295     }
1296
1297     private class CsarDefinition {
1298         private ComponentArtifacts componentArtifacts;
1299
1300         // add list of tosca artifacts and meta describes CSAR zip root
1301
1302         public CsarDefinition(ComponentArtifacts componentArtifacts) {
1303             this.componentArtifacts = componentArtifacts;
1304         }
1305
1306         public ComponentArtifacts getComponentArtifacts() {
1307             return componentArtifacts;
1308         }
1309     }
1310
1311     /************************************ Artifacts Structure END******************************************************************/
1312
1313     private Either<CsarDefinition,ResponseFormat> collectComponentCsarDefinition(Component component){
1314         ComponentArtifacts componentArtifacts = new ComponentArtifacts();
1315         Component updatedComponent = component;
1316
1317         //get service to receive the AII artifacts uploaded to the service
1318         if (updatedComponent.getComponentType() == ComponentTypeEnum.SERVICE) {
1319             Either<Service, StorageOperationStatus> getServiceResponse = toscaOperationFacade.getToscaElement(updatedComponent.getUniqueId());
1320
1321             if(getServiceResponse.isRight()){
1322                 ActionStatus actionStatus = componentsUtils.convertFromStorageResponse(getServiceResponse.right().value());
1323                 return Either.right(componentsUtils.getResponseFormat(actionStatus));
1324             }
1325
1326             updatedComponent = getServiceResponse.left().value();
1327         }
1328
1329         //find the artifacts of the main component, it would have its composed instances artifacts in a separate folder
1330         ComponentTypeArtifacts componentInstanceArtifacts = new ComponentTypeArtifacts();
1331         ArtifactsInfo artifactsInfo = collectComponentArtifacts(updatedComponent);
1332         componentInstanceArtifacts.setComponentArtifacts(artifactsInfo);
1333         componentArtifacts.setMainTypeAndCIArtifacts(componentInstanceArtifacts);
1334
1335         Map<String,ComponentTypeArtifacts> resourceTypeArtifacts = componentArtifacts.getComponentTypeArtifacts();    //artifacts mapped by the component type(tosca name+version)
1336         //get the component instances
1337         List<ComponentInstance> componentInstances = updatedComponent.getComponentInstances();
1338         if (componentInstances!=null){
1339             for (ComponentInstance componentInstance:componentInstances){
1340                 //call recursive to find artifacts for all the path
1341                 Either<Boolean, ResponseFormat> collectComponentInstanceArtifacts = collectComponentInstanceArtifacts(
1342                         updatedComponent, componentInstance, resourceTypeArtifacts, componentInstanceArtifacts);
1343                 if (collectComponentInstanceArtifacts.isRight()){
1344                     return Either.right(collectComponentInstanceArtifacts.right().value());
1345                 }
1346             }
1347         }
1348
1349         if(log.isDebugEnabled()){
1350             printResult(componentArtifacts,updatedComponent.getName());
1351         }
1352
1353         return Either.left(new CsarDefinition(componentArtifacts));
1354     }
1355
1356     private void printResult(ComponentArtifacts componentArtifacts, String name) {
1357         StringBuilder result = new StringBuilder();
1358         result.append("Artifacts of main component " + name + "\n");
1359         ComponentTypeArtifacts componentInstanceArtifacts = componentArtifacts.getMainTypeAndCIArtifacts();
1360         printArtifacts(componentInstanceArtifacts);
1361         result.append("Type Artifacts\n");
1362         for (Map.Entry<String, ComponentTypeArtifacts> typeArtifacts:componentArtifacts.getComponentTypeArtifacts().entrySet()){
1363             result.append("Folder " + typeArtifacts.getKey() + "\n");
1364             result.append(printArtifacts(typeArtifacts.getValue()));
1365         }
1366
1367         if(log.isDebugEnabled()){
1368             log.debug(result.toString());
1369         }
1370     }
1371
1372     private String printArtifacts(ComponentTypeArtifacts componentInstanceArtifacts) {
1373         StringBuilder result = new StringBuilder();
1374         ArtifactsInfo artifactsInfo = componentInstanceArtifacts.getComponentArtifacts();
1375         Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> componentArtifacts = artifactsInfo.getArtifactsInfo();
1376         printArtifacts(componentArtifacts);
1377         result = result.append("Resources\n");
1378         for (Map.Entry<String, ArtifactsInfo> resourceInstance:componentInstanceArtifacts.getComponentInstancesArtifacts().entrySet()){
1379             result.append("Folder" + resourceInstance.getKey() + "\n");
1380             result.append(printArtifacts(resourceInstance.getValue().getArtifactsInfo()));
1381         }
1382
1383         return result.toString();
1384     }
1385
1386     private String printArtifacts(Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> componetArtifacts) {
1387         StringBuilder result = new StringBuilder();
1388         for (Map.Entry<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> artifactGroup:componetArtifacts.entrySet()){
1389             result.append("    " + artifactGroup.getKey().getType());
1390             for (Map.Entry<String, List<ArtifactDefinition>> groupArtifacts:artifactGroup.getValue().entrySet()){
1391                 result.append("        " + groupArtifacts.getKey());
1392                 for (ArtifactDefinition artifact:groupArtifacts.getValue()){
1393                     result.append("            " + artifact.getArtifactDisplayName());
1394                 }
1395             }
1396         }
1397
1398         return result.toString();
1399     }
1400
1401     private ComponentTypeArtifacts collectComponentTypeArtifacts(
1402         Component fetchedComponent
1403     ) {
1404         ArtifactsInfo componentArtifacts = collectComponentArtifacts(fetchedComponent);
1405         ComponentTypeArtifacts componentArtifactsInfo = new ComponentTypeArtifacts();
1406         if (componentArtifacts.isNotEmpty()) {
1407             componentArtifactsInfo.setComponentArtifacts(componentArtifacts);
1408         }
1409         return componentArtifactsInfo;
1410     }
1411
1412     private Either<Boolean, ResponseFormat> collectComponentInstanceArtifacts(Component parentComponent,ComponentInstance componentInstance,
1413             Map<String, ComponentTypeArtifacts> resourcesTypeArtifacts,ComponentTypeArtifacts instanceArtifactsLocation) {
1414         //1. get the component instance component
1415         String componentUid;
1416         if (componentInstance.getOriginType() == OriginTypeEnum.ServiceProxy) {
1417                         componentUid = componentInstance.getSourceModelUid();
1418                 }
1419                 else {
1420                         componentUid = componentInstance.getComponentUid();
1421                 }
1422         Either<Component, StorageOperationStatus> component = toscaOperationFacade.getToscaElement(componentUid);
1423                 if (component.isRight()) {
1424             log.error("Failed to fetch resource with id {} for instance {}",componentUid, parentComponent.getUUID());
1425             return Either.right(componentsUtils.getResponseFormat(ActionStatus.ASSET_NOT_FOUND_DURING_CSAR_CREATION,
1426                     parentComponent.getComponentType().getValue(), parentComponent.getUUID(),
1427                     componentInstance.getOriginType().getComponentType().getValue(), componentUid));
1428         }
1429                 Component fetchedComponent = component.left().value();
1430
1431         //2. fill the artifacts for the current component parent type
1432         String toscaComponentName =
1433             componentInstance.getToscaComponentName() + "_v" + componentInstance.getComponentVersion();
1434
1435         // if there are no artifacts for this component type we need to fetch and build them
1436         ComponentTypeArtifacts componentParentArtifacts = Optional
1437             .ofNullable(resourcesTypeArtifacts.get(toscaComponentName))
1438             .orElseGet(() -> collectComponentTypeArtifacts(fetchedComponent));
1439
1440         if (componentParentArtifacts.getComponentArtifacts().isNotEmpty()) {
1441             resourcesTypeArtifacts.put(toscaComponentName, componentParentArtifacts);
1442         }
1443
1444         //3. find the artifacts specific to the instance
1445         Map<String, List<ArtifactDefinition>> componentInstanceSpecificInformationalArtifacts =
1446                 getComponentInstanceSpecificArtifacts(componentInstance.getArtifacts(),
1447                         componentParentArtifacts.getComponentArtifacts().getArtifactsInfo(), ArtifactGroupTypeEnum.INFORMATIONAL);
1448         Map<String, List<ArtifactDefinition>> componentInstanceSpecificDeploymentArtifacts =
1449                 getComponentInstanceSpecificArtifacts(componentInstance.getDeploymentArtifacts(),
1450                         componentParentArtifacts.getComponentArtifacts().getArtifactsInfo(), ArtifactGroupTypeEnum.DEPLOYMENT);
1451
1452         //4. add the instances artifacts to the component type
1453         ArtifactsInfo artifactsInfo = new ArtifactsInfo();
1454         if (!componentInstanceSpecificInformationalArtifacts.isEmpty()){
1455             artifactsInfo.addArtifactsToGroup(ArtifactGroupTypeEnum.INFORMATIONAL, componentInstanceSpecificInformationalArtifacts);
1456         }
1457         if (!componentInstanceSpecificDeploymentArtifacts.isEmpty()){
1458             artifactsInfo.addArtifactsToGroup(ArtifactGroupTypeEnum.DEPLOYMENT, componentInstanceSpecificDeploymentArtifacts);
1459         }
1460         if (!artifactsInfo.isEmpty()){
1461             instanceArtifactsLocation.addComponentInstancesArtifacts(componentInstance.getNormalizedName(), artifactsInfo);
1462         }
1463
1464         //5. do the same for all the component instances
1465         List<ComponentInstance> componentInstances = fetchedComponent.getComponentInstances();
1466         if (componentInstances!=null){
1467             for (ComponentInstance childComponentInstance:componentInstances){
1468                 Either<Boolean, ResponseFormat> collectComponentInstanceArtifacts = collectComponentInstanceArtifacts(
1469                         fetchedComponent, childComponentInstance, resourcesTypeArtifacts, componentParentArtifacts);
1470                 if (collectComponentInstanceArtifacts.isRight()){
1471                     return collectComponentInstanceArtifacts;
1472                 }
1473             }
1474         }
1475
1476         return Either.left(true);
1477     }
1478
1479     public String getVersionFirstThreeOctets() {
1480         return versionFirstThreeOctets;
1481     }
1482
1483     public void setVersionFirstThreeOctets(String versionFirstThreeOctetes) {
1484         this.versionFirstThreeOctets = versionFirstThreeOctetes;
1485     }
1486     private Map<String, List<ArtifactDefinition>> getComponentInstanceSpecificArtifacts(Map<String, ArtifactDefinition> componentArtifacts,
1487             Map<ArtifactGroupTypeEnum, Map<String, List<ArtifactDefinition>>> componentTypeArtifacts, ArtifactGroupTypeEnum artifactGroupTypeEnum) {
1488         Map<String, List<ArtifactDefinition>> parentArtifacts = componentTypeArtifacts.get(artifactGroupTypeEnum);    //the artfiacts of the component itself and not the instance
1489
1490         Map<String, List<ArtifactDefinition>> artifactsByTypeOfComponentInstance = new HashMap<>();
1491         if (componentArtifacts!=null){
1492             for (ArtifactDefinition artifact:componentArtifacts.values()){
1493                 List<ArtifactDefinition> parentArtifactsByType = null;
1494                 if (parentArtifacts!=null){
1495                     parentArtifactsByType = parentArtifacts.get(artifact.getArtifactType());
1496                 }
1497                 //the artifact is of instance
1498                 if (parentArtifactsByType == null || !parentArtifactsByType.contains(artifact)){
1499                     List<ArtifactDefinition> typeArtifacts = artifactsByTypeOfComponentInstance.get(artifact.getArtifactType());
1500                     if (typeArtifacts == null){
1501                         typeArtifacts = new ArrayList<>();
1502                         artifactsByTypeOfComponentInstance.put(artifact.getArtifactType(), typeArtifacts);
1503                     }
1504                     typeArtifacts.add(artifact);
1505                 }
1506             }
1507         }
1508
1509         return artifactsByTypeOfComponentInstance;
1510     }
1511
1512     private ArtifactsInfo collectComponentArtifacts(Component component) {
1513         Map<String, ArtifactDefinition> informationalArtifacts = component.getArtifacts();
1514         Map<String, List<ArtifactDefinition>> informationalArtifactsByType = collectGroupArtifacts(informationalArtifacts);
1515         Map<String, ArtifactDefinition> deploymentArtifacts = component.getDeploymentArtifacts();
1516         Map<String, List<ArtifactDefinition>> deploymentArtifactsByType = collectGroupArtifacts(deploymentArtifacts);
1517                 Map<String, ArtifactDefinition> interfaceOperationArtifacts =
1518                                 OperationArtifactUtil.getDistinctInterfaceOperationArtifactsByName(component);
1519                 Map<String, List<ArtifactDefinition>> interfaceOperationArtifactsByType = collectGroupArtifacts(
1520                                 interfaceOperationArtifacts);
1521         ArtifactsInfo artifactsInfo = new ArtifactsInfo();
1522         if (!informationalArtifactsByType.isEmpty()){
1523             artifactsInfo.addArtifactsToGroup(ArtifactGroupTypeEnum.INFORMATIONAL, informationalArtifactsByType);
1524         }
1525         if (!deploymentArtifactsByType.isEmpty() ){
1526             artifactsInfo.addArtifactsToGroup(ArtifactGroupTypeEnum.DEPLOYMENT, deploymentArtifactsByType);
1527                 }
1528                 //Add component interface operation artifacts
1529                 if(MapUtils.isNotEmpty(interfaceOperationArtifacts)) {
1530                         artifactsInfo.addArtifactsToGroup(ArtifactGroupTypeEnum.DEPLOYMENT, interfaceOperationArtifactsByType);
1531         }
1532
1533         return artifactsInfo;
1534     }
1535
1536     private Map<String, List<ArtifactDefinition>> collectGroupArtifacts(
1537             final Map<String, ArtifactDefinition> componentArtifacts) {
1538         final Map<String, List<ArtifactDefinition>> artifactsByType = new HashMap<>();
1539         for (final ArtifactDefinition artifact : componentArtifacts.values()) {
1540             if (artifact.getArtifactUUID() != null) {
1541                 artifactsByType.putIfAbsent(artifact.getArtifactType(), new ArrayList<>());
1542                 final List<ArtifactDefinition> typeArtifacts = artifactsByType.get(artifact.getArtifactType());
1543                 typeArtifacts.add(artifact);
1544             }
1545         }
1546         return artifactsByType;
1547     }
1548 }