catalog-be/src/main/java/org/openecomp/sdc/be/externalapi/servlet/AssetsDataServlet.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.externalapi.servlet;
  22
  23 import com.jcabi.aspects.Loggable;
  24 import fj.data.Either;
  25 import io.swagger.v3.oas.annotations.Operation;
  26 import io.swagger.v3.oas.annotations.Parameter;
  27 import io.swagger.v3.oas.annotations.media.ArraySchema;
  28 import io.swagger.v3.oas.annotations.media.Content;
  29 import io.swagger.v3.oas.annotations.media.Schema;
  30 import io.swagger.v3.oas.annotations.responses.ApiResponse;
  31 import io.swagger.v3.oas.annotations.servers.Server;
  32 import io.swagger.v3.oas.annotations.servers.Servers;
  33 import io.swagger.v3.oas.annotations.tags.Tag;
  34 import io.swagger.v3.oas.annotations.tags.Tags;
  35 import org.apache.commons.lang3.tuple.ImmutablePair;
  36 import org.openecomp.sdc.be.components.impl.ComponentBusinessLogic;
  37 import org.openecomp.sdc.be.components.impl.ComponentBusinessLogicProvider;
  38 import org.openecomp.sdc.be.components.impl.ComponentInstanceBusinessLogic;
  39 import org.openecomp.sdc.be.components.impl.ElementBusinessLogic;
  40 import org.openecomp.sdc.be.components.impl.ResourceBusinessLogic;
  41 import org.openecomp.sdc.be.components.impl.ResourceImportManager;
  42 import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
  43 import org.openecomp.sdc.be.components.impl.aaf.AafPermission;
  44 import org.openecomp.sdc.be.components.impl.aaf.PermissionAllowed;
  45 import org.openecomp.sdc.be.components.impl.exceptions.ComponentException;
  46 import org.openecomp.sdc.be.config.BeEcompErrorManager;
  47 import org.openecomp.sdc.be.dao.api.ActionStatus;
  48 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  49 import org.openecomp.sdc.be.datatypes.enums.FilterKeyEnum;
  50 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  51 import org.openecomp.sdc.be.ecomp.converters.AssetMetadataConverter;
  52 import org.openecomp.sdc.be.externalapi.servlet.representation.AssetMetadata;
  53 import org.openecomp.sdc.be.impl.ComponentsUtils;
  54 import org.openecomp.sdc.be.impl.ServletUtils;
  55 import org.openecomp.sdc.be.model.Component;
  56 import org.openecomp.sdc.be.resources.data.auditing.AuditingActionEnum;
  57 import org.openecomp.sdc.be.resources.data.auditing.model.DistributionData;
  58 import org.openecomp.sdc.be.resources.data.auditing.model.ResourceCommonInfo;
  59 import org.openecomp.sdc.be.servlets.AbstractValidationsServlet;
  60 import org.openecomp.sdc.be.servlets.RepresentationUtils;
  61 import org.openecomp.sdc.be.user.UserBusinessLogic;
  62 import org.openecomp.sdc.common.api.Constants;
  63 import org.openecomp.sdc.common.log.wrappers.Logger;
  64 import org.openecomp.sdc.common.util.GeneralUtility;
  65 import org.openecomp.sdc.exception.ResponseFormat;
  66 import org.springframework.stereotype.Controller;
  67
  68 import javax.inject.Inject;
  69 import javax.servlet.http.HttpServletRequest;
  70 import javax.ws.rs.GET;
  71 import javax.ws.rs.HeaderParam;
  72 import javax.ws.rs.Path;
  73 import javax.ws.rs.PathParam;
  74 import javax.ws.rs.Produces;
  75 import javax.ws.rs.QueryParam;
  76 import javax.ws.rs.core.Context;
  77 import javax.ws.rs.core.MediaType;
  78 import javax.ws.rs.core.Response;
  79 import java.io.ByteArrayInputStream;
  80 import java.io.IOException;
  81 import java.io.InputStream;
  82 import java.util.EnumMap;
  83 import java.util.HashMap;
  84 import java.util.List;
  85 import java.util.Map;
  86
  87 import static org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum.RESOURCE;
  88
  89 /**
  90  * This Servlet serves external users for retrieving component metadata.
  91  *
  92  * @author tgitelman
  93  *
  94  */
  95
  96 @Loggable(prepend = true, value = Loggable.DEBUG, trim = false)
  97 @Path("/v1/catalog")
  98 @Tags({@Tag(name = "SDC External APIs")})
  99 @Servers({@Server(url = "/sdc")})
 100 @Controller
 101 public class AssetsDataServlet extends AbstractValidationsServlet {
 102
 103     @Context
 104     private HttpServletRequest request;
 105
 106     private static final Logger log = Logger.getLogger(AssetsDataServlet.class);
 107
 108     private final ElementBusinessLogic elementBusinessLogic;
 109     private final AssetMetadataConverter assetMetadataConverter;
 110     private final ServiceBusinessLogic serviceBusinessLogic;
 111     private final ResourceBusinessLogic resourceBusinessLogic;
 112     private final ComponentBusinessLogicProvider componentBusinessLogicProvider;
 113
 114     @Inject
 115     public AssetsDataServlet(UserBusinessLogic userBusinessLogic, ComponentInstanceBusinessLogic componentInstanceBL,
 116             ComponentsUtils componentsUtils, ServletUtils servletUtils, ResourceImportManager resourceImportManager,
 117             ElementBusinessLogic elementBusinessLogic, AssetMetadataConverter assetMetadataConverter,
 118             ComponentBusinessLogicProvider componentBusinessLogicProvider, ServiceBusinessLogic serviceBusinessLogic, ResourceBusinessLogic resourceBusinessLogic) {
 119         super(userBusinessLogic, componentInstanceBL, componentsUtils, servletUtils, resourceImportManager);
 120         this.elementBusinessLogic = elementBusinessLogic;
 121         this.assetMetadataConverter = assetMetadataConverter;
 122         this.serviceBusinessLogic = serviceBusinessLogic;
 123         this.resourceBusinessLogic = resourceBusinessLogic;
 124         this.componentBusinessLogicProvider = componentBusinessLogicProvider;
 125     }
 126
 127     @GET
 128     @Path("/{assetType}")
 129     @Produces(MediaType.APPLICATION_JSON)
 130     @Operation(description = "Fetch list of assets", method = "GET", summary = "Returns list of assets", responses = {
 131             @ApiResponse(responseCode = "200",
 132                     description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 133                     content = @Content(array = @ArraySchema(schema = @Schema(implementation = AssetMetadata.class)))),
 134             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 135             @ApiResponse(responseCode = "401",
 136                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 137             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 138             @ApiResponse(responseCode = "405",
 139                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 140             @ApiResponse(responseCode = "500",
 141                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 142     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 143     public Response getAssetListExternal(
 144             @Parameter(description = "X-ECOMP-RequestID header",
 145                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 146             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 147                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 148             @Parameter(description = "Determines the format of the body of the response",
 149                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 150             @Parameter(description = "The username and password",
 151                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 152             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 153                     required = true) @PathParam("assetType") final String assetType,
 154             @Parameter(description = "The filter key (resourceType only for resources)",
 155                     required = false) @QueryParam("category") String category,
 156             @Parameter(description = "The filter key (resourceType only for resources)",
 157                     required = false) @QueryParam("subCategory") String subCategory,
 158             @Parameter(description = "The filter key (resourceType only for resources)",
 159                     required = false) @QueryParam("distributionStatus") String distributionStatus,
 160             @Parameter(description = "The filter key (resourceType only for resources)",
 161                     required = false) @QueryParam("resourceType") String resourceType) throws IOException {
 162
 163         ResponseFormat responseFormat = null;
 164         String query = request.getQueryString();
 165         String requestURI = request.getRequestURI().endsWith("/")?
 166                 removeDuplicateSlashSeparator(request.getRequestURI()): request.getRequestURI();
 167         String url = request.getMethod() + " " + requestURI;
 168         log.debug("Start handle request of {}", url);
 169
 170         AuditingActionEnum auditingActionEnum = query == null ? AuditingActionEnum.GET_ASSET_LIST : AuditingActionEnum.GET_FILTERED_ASSET_LIST;
 171
 172         String resourceUrl = query == null ? requestURI : requestURI + "?" + query;
 173         DistributionData distributionData = new DistributionData(instanceIdHeader, resourceUrl);
 174
 175         // Mandatory
 176         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 177             log.debug("getAssetList: Missing X-ECOMP-InstanceID header");
 178             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 179             getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 180             return buildErrorResponse(responseFormat);
 181         }
 182
 183         try {
 184             Map<FilterKeyEnum, String> filters = new EnumMap<>(FilterKeyEnum.class);
 185
 186             if (category != null) {
 187                 filters.put(FilterKeyEnum.CATEGORY, category);
 188             }
 189             if (subCategory != null) {
 190                 filters.put(FilterKeyEnum.SUB_CATEGORY, subCategory);
 191             }
 192             if (distributionStatus != null) {
 193                 filters.put(FilterKeyEnum.DISTRIBUTION_STATUS, distributionStatus);
 194             }
 195             if (resourceType != null) {
 196                 ResourceTypeEnum resourceTypeEnum = ResourceTypeEnum.getTypeIgnoreCase(resourceType);
 197                 if (resourceTypeEnum == null) {
 198                     log.debug("getAssetList: Asset Fetching Failed. Invalid resource type was received");
 199                     responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.INVALID_CONTENT);
 200                     getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 201                     return buildErrorResponse(responseFormat);
 202                 }
 203                 filters.put(FilterKeyEnum.RESOURCE_TYPE, resourceTypeEnum.name());
 204             }
 205
 206             Either<List<? extends Component>, ResponseFormat> assetTypeData = elementBusinessLogic.getFilteredCatalogComponents(assetType, filters, query);
 207
 208             if (assetTypeData.isRight()) {
 209                 log.debug("getAssetList: Asset Fetching Failed");
 210                 responseFormat = assetTypeData.right().value();
 211                 getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 212                 return buildErrorResponse(responseFormat);
 213             } else {
 214                 log.debug("getAssetList: Asset Fetching Success");
 215                 Either<List<? extends AssetMetadata>, ResponseFormat> resMetadata = assetMetadataConverter.convertToAssetMetadata(assetTypeData.left().value(), requestURI, false);
 216                 if (resMetadata.isRight()) {
 217                     log.debug("getAssetList: Asset conversion Failed");
 218                     responseFormat = resMetadata.right().value();
 219                     getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 220                     return buildErrorResponse(responseFormat);
 221                 }
 222                 Object result = RepresentationUtils.toRepresentation(resMetadata.left().value());
 223                 responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 224                 getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 225
 226                 return buildOkResponse(responseFormat, result);
 227             }
 228         } catch (Exception e) {
 229             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Fetch filtered list of assets");
 230             log.debug("getAssetList: Fetch list of assets failed with exception", e);
 231             throw e;
 232         }
 233     }
 234
 235     /**
 236      *
 237      * @param requestId
 238      * @param instanceIdHeader
 239      * @param accept
 240      * @param authorization
 241      * @param assetType
 242      * @param uuid
 243      * @return
 244      */
 245     @GET
 246     @Path("/{assetType}/{uuid}/metadata")
 247     @Produces(MediaType.APPLICATION_JSON)
 248     @Operation(description = "Detailed metadata of asset by uuid", method = "GET",
 249             summary = "Returns detailed metadata of an asset by uuid", responses = {@ApiResponse(responseCode = "200",
 250             description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 251             content = @Content(array = @ArraySchema(schema = @Schema(implementation = AssetMetadata.class)))),
 252             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 253             @ApiResponse(responseCode = "401",
 254                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 255             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 256             @ApiResponse(responseCode = "404",
 257                     description = "Error: Requested '%1' (uuid) resource was not found - SVC4063"),
 258             @ApiResponse(responseCode = "405",
 259                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 260             @ApiResponse(responseCode = "500",
 261                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 262     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 263     public Response getAssetSpecificMetadataByUuidExternal(
 264             @Parameter(description = "X-ECOMP-RequestID header",
 265                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 266             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 267                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 268             @Parameter(description = "Determines the format of the body of the response",
 269                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 270             @Parameter(description = "The username and password",
 271                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 272             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 273                     required = true) @PathParam("assetType") final String assetType,
 274             @Parameter(description = "The requested asset uuid",
 275                     required = true) @PathParam("uuid") final String uuid) throws IOException {
 276
 277         ResponseFormat responseFormat = null;
 278         AuditingActionEnum auditingActionEnum = AuditingActionEnum.GET_ASSET_METADATA;
 279         String requestURI = request.getRequestURI();
 280         String url = request.getMethod() + " " + requestURI;
 281         log.debug("Start handle request of {}", url);
 282
 283         ComponentTypeEnum componentType = ComponentTypeEnum.findByParamName(assetType);
 284         ResourceCommonInfo resourceCommonInfo = new ResourceCommonInfo(componentType.getValue());
 285         DistributionData distributionData = new DistributionData(instanceIdHeader, requestURI);
 286         // Mandatory
 287         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 288             log.debug("getAssetList: Missing X-ECOMP-InstanceID header");
 289             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 290             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 291                     resourceCommonInfo, requestId, uuid);
 292             return buildErrorResponse(responseFormat);
 293         }
 294
 295         try {
 296
 297             Either<List<? extends Component>, ResponseFormat> assetTypeData = elementBusinessLogic.getCatalogComponentsByUuidAndAssetType(assetType, uuid);
 298
 299             if (assetTypeData.isRight()) {
 300                 log.debug("getAssetList: Asset Fetching Failed");
 301                 responseFormat = assetTypeData.right().value();
 302                 getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 303                         resourceCommonInfo, requestId, uuid);
 304
 305                 return buildErrorResponse(responseFormat);
 306             }
 307             resourceCommonInfo.setResourceName(assetTypeData.left().value().iterator().next().getName());
 308             log.debug("getAssetList: Asset Fetching Success");
 309             Either<List<? extends AssetMetadata>, ResponseFormat> resMetadata = assetMetadataConverter.convertToAssetMetadata(assetTypeData.left().value(), requestURI, true);
 310             if (resMetadata.isRight()) {
 311                 log.debug("getAssetList: Asset conversion Failed");
 312                 responseFormat = resMetadata.right().value();
 313
 314                 getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 315                         resourceCommonInfo, requestId, uuid);
 316                 return buildErrorResponse(responseFormat);
 317             }
 318             Object result = RepresentationUtils.toRepresentation(resMetadata.left().value().iterator().next());
 319             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 320             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 321                     resourceCommonInfo, requestId, uuid);
 322
 323             return buildOkResponse(responseFormat, result);
 324         } catch (Exception e) {
 325             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Fetch filtered list of assets");
 326             log.debug("getAssetList: Fetch list of assets failed with exception", e);
 327             throw e;
 328         }
 329     }
 330
 331     private ComponentBusinessLogic getComponentBLByType(ComponentTypeEnum componentTypeEnum) {
 332         if(componentTypeEnum.equals(RESOURCE)) {
 333             return resourceBusinessLogic;
 334         } else {
 335             // Implementation is the same for any ComponentBusinessLogic
 336             return serviceBusinessLogic;
 337         }
 338     }
 339
 340     /**
 341      *
 342      * @param requestId
 343      * @param instanceIdHeader
 344      * @param accept
 345      * @param authorization
 346      * @param assetType
 347      * @param uuid
 348      * @return
 349      */
 350
 351     @GET
 352     @Path("/{assetType}/{uuid}/toscaModel")
 353     @Produces(MediaType.APPLICATION_OCTET_STREAM)
 354     @Operation(description = "Fetch assets CSAR", method = "GET", summary = "Returns asset csar", responses = {
 355             @ApiResponse(content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))),
 356             @ApiResponse(responseCode = "200",
 357                     description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 358                     content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))),
 359             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 360             @ApiResponse(responseCode = "401",
 361                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 362             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 363             @ApiResponse(responseCode = "404",
 364                     description = "Error: Requested '%1' (uuid) resource was not found - SVC4063"),
 365             @ApiResponse(responseCode = "405",
 366                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 367             @ApiResponse(responseCode = "500",
 368                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 369     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 370     public Response getToscaModelExternal(
 371             @Parameter(description = "X-ECOMP-RequestID header",
 372                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 373             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 374                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 375             @Parameter(description = "Determines the format of the body of the response",
 376                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 377             @Parameter(description = "The username and password",
 378                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 379             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 380                     required = true) @PathParam("assetType") final String assetType,
 381             @Parameter(description = "The requested asset uuid",
 382                     required = true) @PathParam("uuid") final String uuid) {
 383
 384         String url = request.getRequestURI();
 385         log.debug("Start handle request of {} {}", request.getMethod(), url);
 386         ResponseFormat responseFormat = null;
 387         ComponentTypeEnum componentType = ComponentTypeEnum.findByParamName(assetType);
 388         AuditingActionEnum auditingActionEnum = AuditingActionEnum.GET_TOSCA_MODEL;
 389
 390         ResourceCommonInfo resourceCommonInfo = new ResourceCommonInfo(componentType.getValue());
 391         DistributionData distributionData = new DistributionData(instanceIdHeader, url);
 392
 393         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 394             log.debug("getToscaModel: Missing X-ECOMP-InstanceID header");
 395             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 396             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 397                     resourceCommonInfo, requestId, uuid);
 398             return buildErrorResponse(responseFormat);
 399         }
 400
 401         try {
 402             ComponentBusinessLogic componentBusinessLogic = getComponentBLByType(componentType);
 403             ImmutablePair<String, byte[]> csarArtifact = componentBusinessLogic.getToscaModelByComponentUuid(componentType, uuid, resourceCommonInfo);
 404             byte[] value = csarArtifact.getRight();
 405             InputStream is = new ByteArrayInputStream(value);
 406             String contenetMD5 = GeneralUtility.calculateMD5Base64EncodedByByteArray(value);
 407             Map<String, String> headers = new HashMap<>();
 408             headers.put(Constants.CONTENT_DISPOSITION_HEADER, getContentDispositionValue(csarArtifact.getLeft()));
 409             headers.put(Constants.MD5_HEADER, contenetMD5);
 410             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 411             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 412                     resourceCommonInfo, requestId, uuid);
 413             return buildOkResponse(responseFormat, is, headers);
 414
 415         } catch (ComponentException e) {
 416             responseFormat = e.getResponseFormat();
 417             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 418                     resourceCommonInfo, requestId, uuid);
 419             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Get asset tosca model");
 420             log.debug("failed to get asset tosca model", e);
 421             Response response = buildErrorResponse(responseFormat);
 422             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 423                     resourceCommonInfo, requestId, uuid);
 424             return response;
 425         }
 426     }
 427
 428
 429     private String removeDuplicateSlashSeparator(String requestUri) {
 430         return requestUri.substring(0, requestUri.length()-1);
 431     }
 432 }