path: root/catalog-be/src/main/java/org/openecomp/sdc/be/components/impl/ResourceImportManager.java

/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */

package org.openecomp.sdc.be.components.impl;

import fj.data.Either;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.openecomp.sdc.be.auditing.api.AuditEventFactory;
import org.openecomp.sdc.be.auditing.impl.AuditingManager;
import org.openecomp.sdc.be.auditing.impl.resourceadmin.AuditImportResourceAdminEventFactory;
import org.openecomp.sdc.be.components.impl.ArtifactsBusinessLogic.ArtifactOperationEnum;
import org.openecomp.sdc.be.components.impl.ImportUtils.Constants;
import org.openecomp.sdc.be.components.impl.ImportUtils.ResultStatusEnum;
import org.openecomp.sdc.be.components.impl.ImportUtils.ToscaTagNamesEnum;
import org.openecomp.sdc.be.components.lifecycle.LifecycleChangeInfoWithAction;
import org.openecomp.sdc.be.config.BeEcompErrorManager;
import org.openecomp.sdc.be.config.BeEcompErrorManager.ErrorSeverity;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
import org.openecomp.sdc.be.datatypes.enums.JsonPresentationFields;
import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
import org.openecomp.sdc.be.impl.ComponentsUtils;
import org.openecomp.sdc.be.impl.WebAppContextWrapper;
import org.openecomp.sdc.be.model.ArtifactDefinition;
import org.openecomp.sdc.be.model.CapabilityDefinition;
import org.openecomp.sdc.be.model.ComponentInstanceProperty;
import org.openecomp.sdc.be.model.CsarInfo;
import org.openecomp.sdc.be.model.InterfaceDefinition;
import org.openecomp.sdc.be.model.LifecycleStateEnum;
import org.openecomp.sdc.be.model.PropertyDefinition;
import org.openecomp.sdc.be.model.RequirementDefinition;
import org.openecomp.sdc.be.model.Resource;
import org.openecomp.sdc.be.model.UploadResourceInfo;
import org.openecomp.sdc.be.model.User;
import org.openecomp.sdc.be.model.category.CategoryDefinition;
import org.openecomp.sdc.be.model.category.SubCategoryDefinition;
import org.openecomp.sdc.be.model.jsontitan.operations.ToscaOperationFacade;
import org.openecomp.sdc.be.model.operations.api.IGraphLockOperation;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.be.model.operations.impl.CapabilityTypeOperation;
import org.openecomp.sdc.be.resources.data.auditing.AuditingActionEnum;
import org.openecomp.sdc.be.resources.data.auditing.model.CommonAuditData;
import org.openecomp.sdc.be.resources.data.auditing.model.ResourceAuditData;
import org.openecomp.sdc.common.util.ThreadLocalsHolder;
import org.openecomp.sdc.common.util.ValidationUtils;
import org.openecomp.sdc.exception.ResponseFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.context.WebApplicationContext;
import org.yaml.snakeyaml.Yaml;

import javax.servlet.ServletContext;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.function.Function;
import java.util.regex.Pattern;
import java.util.stream.Collectors;

@Component("resourceImportManager")
public class ResourceImportManager {

    private ServletContext servletContext;

    @Autowired
    private AuditingManager auditingManager;

    @Autowired
    private ResourceBusinessLogic resourceBusinessLogic;

    @Autowired
    private IGraphLockOperation graphLockOperation;

    @Autowired
    protected ComponentsUtils componentsUtils;

    public final static Pattern PROPERTY_NAME_PATTERN_IGNORE_LENGTH = Pattern
            .compile("[\\w\\-\\_\\d\\:]+");
    @Autowired
    protected CapabilityTypeOperation capabilityTypeOperation;
    @Autowired
    protected ToscaOperationFacade toscaOperationFacade;

    private ResponseFormatManager responseFormatManager;

    private static final Logger log = LoggerFactory.getLogger(ResourceImportManager.class);

    public void setToscaOperationFacade(ToscaOperationFacade toscaOperationFacade) {
        this.toscaOperationFacade = toscaOperationFacade;
    }

    public Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> importNormativeResource(String resourceYml, UploadResourceInfo resourceMetaData, User creator, boolean createNewVersion, boolean needLock) {

        LifecycleChangeInfoWithAction lifecycleChangeInfo = new LifecycleChangeInfoWithAction();
        lifecycleChangeInfo.setUserRemarks("certification on import");
        Function<Resource, Either<Boolean, ResponseFormat>> validator = resource -> resourceBusinessLogic.validatePropertiesDefaultValues(resource);

        return importCertifiedResource(resourceYml, resourceMetaData, creator, validator, lifecycleChangeInfo, false, createNewVersion, needLock, null, null, false, null, null, false);
    }

    public Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> importNormativeResourceFromCsar(String resourceYml, UploadResourceInfo resourceMetaData, User creator, boolean createNewVersion, boolean needLock) {

        LifecycleChangeInfoWithAction lifecycleChangeInfo = new LifecycleChangeInfoWithAction();
        lifecycleChangeInfo.setUserRemarks("certification on import");
        Function<Resource, Either<Boolean, ResponseFormat>> validator = resource -> resourceBusinessLogic.validatePropertiesDefaultValues(resource);

        return importCertifiedResource(resourceYml, resourceMetaData, creator, validator, lifecycleChangeInfo, false, createNewVersion, needLock, null, null, false, null, null, false);
    }

    public Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> importCertifiedResource(String resourceYml, UploadResourceInfo resourceMetaData, User creator, Function<Resource, Either<Boolean, ResponseFormat>> validationFunction,
            LifecycleChangeInfoWithAction lifecycleChangeInfo, boolean isInTransaction, boolean createNewVersion, boolean needLock, Map<ArtifactOperationEnum, List<ArtifactDefinition>> nodeTypeArtifactsToHandle, List<ArtifactDefinition> nodeTypesNewCreatedArtifacts, boolean forceCertificationAllowed, CsarInfo csarInfo, String nodeName, boolean isNested) {
        Resource resource = new Resource();
        ImmutablePair<Resource, ActionStatus> responsePair = new ImmutablePair<>(resource, ActionStatus.CREATED);
        Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> response = Either.left(responsePair);

        String latestCertifiedResourceId = null;
        try {
            boolean shouldBeCertified = nodeTypeArtifactsToHandle == null || nodeTypeArtifactsToHandle.isEmpty();
            setConstantMetaData(resource, shouldBeCertified);
            setMetaDataFromJson(resourceMetaData, resource);

            Either<Boolean, ResponseFormat> validateResourceFromYaml = populateResourceFromYaml(resourceYml, resource);
            if (validateResourceFromYaml.isRight()) {
                ResponseFormat validationErrorResponse = validateResourceFromYaml.right().value();
                auditErrorImport(resourceMetaData, creator, validationErrorResponse, true);
                return Either.right(validationErrorResponse);

            }

            Either<Boolean, ResponseFormat> isValidResource = validationFunction.apply(resource);
            if (isValidResource.isLeft()) {
                // The flag createNewVersion if false doesn't create new version
                if (!createNewVersion) {
                    Either<Resource, StorageOperationStatus> latestByName = toscaOperationFacade.getLatestByName(resource.getName());
                    if (latestByName.isLeft()) {
                        return Either.right(componentsUtils.getResponseFormatByResource(ActionStatus.COMPONENT_NAME_ALREADY_EXIST, resource));
                    }
                }

                response = resourceBusinessLogic.createOrUpdateResourceByImport(resource, creator, true, isInTransaction, needLock, csarInfo, nodeName, isNested);
                Either<Resource, ResponseFormat> changeStateResponse;
                if (response.isLeft()) {
                    resource = response.left().value().left;

                    if(nodeTypeArtifactsToHandle !=null && !nodeTypeArtifactsToHandle.isEmpty()){
                        Either<List<ArtifactDefinition>, ResponseFormat> handleNodeTypeArtifactsRes =
                                resourceBusinessLogic.handleNodeTypeArtifacts(resource, nodeTypeArtifactsToHandle, nodeTypesNewCreatedArtifacts, creator, isInTransaction, false);
                        if(handleNodeTypeArtifactsRes.isRight()){
                            return Either.right(handleNodeTypeArtifactsRes.right().value());
                        }
                    }
                    latestCertifiedResourceId = getLatestCertifiedResourceId(resource);
                    changeStateResponse = resourceBusinessLogic.propagateStateToCertified(creator, resource, lifecycleChangeInfo, isInTransaction, needLock, forceCertificationAllowed);
                    if (changeStateResponse.isRight()) {
                        response = Either.right(changeStateResponse.right().value());
                    } else {
                        responsePair = new ImmutablePair<>(changeStateResponse.left().value(), response.left().value().right);
                        response = Either.left(responsePair);
                    }
                }
            } else {
                ResponseFormat validationErrorResponse = isValidResource.right().value();
                auditErrorImport(resourceMetaData, creator, validationErrorResponse, true);
                response = Either.right(validationErrorResponse);
            }

        } catch (RuntimeException e) {
            ResponseFormat exceptionResponse = handleImportResourceExecption(resourceMetaData, creator, true, e);
            response = Either.right(exceptionResponse);
        } finally {
            if (latestCertifiedResourceId != null && needLock) {
                log.debug("unlock resource {}", latestCertifiedResourceId);
                graphLockOperation.unlockComponent(latestCertifiedResourceId, NodeTypeEnum.Resource);
            }
        }

        return response;
    }

    private String getLatestCertifiedResourceId(Resource resource) {
        Map<String, String> allVersions = resource.getAllVersions();
        Double latestCertifiedVersion = 0.0;
        if (allVersions != null) {
            for (String version : allVersions.keySet()) {
                Double dVersion = Double.valueOf(version);
                if ((dVersion > latestCertifiedVersion) && (version.endsWith(".0"))) {
                    latestCertifiedVersion = dVersion;
                }
            }
            return allVersions.get(String.valueOf(latestCertifiedVersion));
        } else {
            return null;
        }
    }

    public void populateResourceMetadata(UploadResourceInfo resourceMetaData, Resource resource) {
        if (resource != null && resourceMetaData != null) {
            resource.setDescription(resourceMetaData.getDescription());
            resource.setTags(resourceMetaData.getTags());
            resource.setCategories(resourceMetaData.getCategories());
            resource.setContactId(resourceMetaData.getContactId());
            resource.setName(resourceMetaData.getName());
            resource.setIcon(resourceMetaData.getResourceIconPath());
            resource.setResourceVendorModelNumber(resourceMetaData.getResourceVendorModelNumber());
            resource.setResourceType(ResourceTypeEnum.valueOf(resourceMetaData.getResourceType()));
            if (resourceMetaData.getVendorName() != null) {
                resource.setVendorName(resourceMetaData.getVendorName());
            }
            if (resourceMetaData.getVendorRelease() != null) {
                resource.setVendorRelease(resourceMetaData.getVendorRelease());
            }
        }
    }

    public Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> importUserDefinedResource(String resourceYml, UploadResourceInfo resourceMetaData, User creator, boolean isInTransaction) {

        Resource resource = new Resource();
        ImmutablePair<Resource, ActionStatus> responsePair = new ImmutablePair<Resource, ActionStatus>(resource, ActionStatus.CREATED);
        Either<ImmutablePair<Resource, ActionStatus>, ResponseFormat> response = Either.left(responsePair);

        try {
            setMetaDataFromJson(resourceMetaData, resource);

            Either<Boolean, ResponseFormat> validateResourceFromYaml = populateResourceFromYaml(resourceYml, resource);
            if (validateResourceFromYaml.isRight()) {
                ResponseFormat validationErrorResponse = validateResourceFromYaml.right().value();
                auditErrorImport(resourceMetaData, creator, validationErrorResponse, false);
                return Either.right(validationErrorResponse);

            }

            // currently import VF isn't supported. In future will be supported
            // import VF only with CSER file!!
            if (ResourceTypeEnum.VF.equals(resource.getResourceType())) {
                log.debug("Now import VF isn't supported. It will be supported in future with CSER file only");
                return Either.right(componentsUtils.getResponseFormat(ActionStatus.RESTRICTED_OPERATION));
            }

            Either<Boolean, ResponseFormat> validateDerivedFromNotEmpty = resourceBusinessLogic.validateDerivedFromNotEmpty(creator, resource, AuditingActionEnum.CREATE_RESOURCE);
            if (validateDerivedFromNotEmpty.isRight()) {
                return Either.right(validateDerivedFromNotEmpty.right().value());
            }

            Either<Boolean, ResponseFormat> validatePropertiesTypes = resourceBusinessLogic.validatePropertiesDefaultValues(resource);

            if (validatePropertiesTypes.isLeft()) {
                response = resourceBusinessLogic.createOrUpdateResourceByImport(resource, creator, false, isInTransaction, true, null, null, false);
            } else {
                ResponseFormat validationErrorResponse = validatePropertiesTypes.right().value();
                auditErrorImport(resourceMetaData, creator, validationErrorResponse, false);
                response = Either.right(validationErrorResponse);
            }

        } catch (RuntimeException e) {
            ResponseFormat exceptionResponse = handleImportResourceExecption(resourceMetaData, creator, false, e);
            response = Either.right(exceptionResponse);
        }

        return response;

    }

    Either<Boolean, ResponseFormat> populateResourceFromYaml(String resourceYml, Resource resource) {
        @SuppressWarnings("unchecked")
        Either<Boolean, ResponseFormat> eitherResult = Either.left(true);
        Map<String, Object> toscaJsonAll = (Map<String, Object>) new Yaml().load(resourceYml);
        Map<String, Object> toscaJson = toscaJsonAll;

        // Checks if exist and builds the node_types map
        if (toscaJsonAll.containsKey(ToscaTagNamesEnum.NODE_TYPES.getElementName()) && resource.getResourceType()!=ResourceTypeEnum.CVFC) {
            toscaJson = new HashMap<String, Object>();
            toscaJson.put(ToscaTagNamesEnum.NODE_TYPES.getElementName(), toscaJsonAll.get(ToscaTagNamesEnum.NODE_TYPES.getElementName()));
        }
        // Derived From
        Either<Resource, ResponseFormat> setDerivedFrom = setDerivedFrom(toscaJson, resource);
        if (setDerivedFrom.isRight()) {
            return Either.right(setDerivedFrom.right().value());
        }
        Resource parentResource = setDerivedFrom.left().value();
        if(StringUtils.isEmpty(resource.getToscaResourceName())) {
            setToscaResourceName(toscaJson, resource);
        }
        setAttributes(toscaJson, resource);
        eitherResult = setCapabilities(toscaJson, resource, parentResource);
        if (eitherResult.isRight()) {
            return eitherResult;
        }
        eitherResult = setProperties(toscaJson, resource);
        if (eitherResult.isRight()) {
            return eitherResult;
        }
        eitherResult = setRequirements(toscaJson, resource, parentResource);
        if (eitherResult.isRight()) {
            return eitherResult;
        }
        setInterfaceLifecycle(toscaJson, resource);

        return eitherResult;
    }

    private void setToscaResourceName(Map<String, Object> toscaJson, Resource resource) {
        Either<Map<String, Object>, ResultStatusEnum> toscaElement = ImportUtils.findFirstToscaMapElement(toscaJson, ToscaTagNamesEnum.NODE_TYPES);
        if (toscaElement.isLeft() || toscaElement.left().value().size() == 1) {
            String toscaResourceName = toscaElement.left().value().keySet().iterator().next();
            resource.setToscaResourceName(toscaResourceName);
        }
    }

    private void setInterfaceLifecycle(Map<String, Object> toscaJson, Resource resource) {
        Either<Map<String, Object>, ResultStatusEnum> toscaInterfaces = ImportUtils.findFirstToscaMapElement(toscaJson, ToscaTagNamesEnum.INTERFACES);
        if (toscaInterfaces.isLeft()) {
            Map<String, Object> jsonInterfaces = toscaInterfaces.left().value();
            Map<String, InterfaceDefinition> moduleInterfaces = new HashMap<String, InterfaceDefinition>();
            Iterator<Entry<String, Object>> interfacesNameValue = jsonInterfaces.entrySet().iterator();
            while (interfacesNameValue.hasNext()) {
                Entry<String, Object> interfaceNameValue = interfacesNameValue.next();
                Either<InterfaceDefinition, ResultStatusEnum> eitherInterface = createModuleInterface(interfaceNameValue.getValue());
                if (eitherInterface.isRight()) {
                    log.info("error when creating interface:{}, for resource:{}", interfaceNameValue.getKey(), resource.getName());
                } else {
                    moduleInterfaces.put(interfaceNameValue.getKey(), eitherInterface.left().value());
                }

            }
            if (moduleInterfaces.size() > 0) {
                resource.setInterfaces(moduleInterfaces);
            }
        }
    }

    private Either<InterfaceDefinition, ResultStatusEnum> createModuleInterface(Object interfaceJson) {
        InterfaceDefinition interf = new InterfaceDefinition();
        Either<InterfaceDefinition, ResultStatusEnum> result = Either.left(interf);

        try {
            if (interfaceJson instanceof String) {
                String requirementJsonString = (String) interfaceJson;
                interf.setType(requirementJsonString);
            } else if (interfaceJson instanceof Map) {
                Map<String, Object> requirementJsonMap = (Map<String, Object>) interfaceJson;
                if (requirementJsonMap.containsKey(ToscaTagNamesEnum.TYPE.getElementName())) {
                    String type = (String) requirementJsonMap.get(ToscaTagNamesEnum.TYPE.getElementName());
                    interf.setType(type);
                    interf.setUniqueId(type.toLowerCase());
                }
            } else {
                result = Either.right(ResultStatusEnum.GENERAL_ERROR);
            }

        } catch (Exception e) {
            BeEcompErrorManager.getInstance().logBeSystemError("Import Resource- create interface");
            log.debug("error when creating interface, message:{}", e.getMessage(), e);
            result = Either.right(ResultStatusEnum.GENERAL_ERROR);
        }

        return result;
    }

    private Either<Boolean, ResponseFormat> setRequirements(Map<String, Object> toscaJson, Resource resource, Resource parentResource) {// Note that parentResource can be null
        Either<Boolean, ResponseFormat> eitherResult = Either.left(true);
        Either<List<Object>, ResultStatusEnum> toscaRequirements = ImportUtils.findFirstToscaListElement(toscaJson, ToscaTagNamesEnum.REQUIREMENTS);
        if (toscaRequirements.isLeft()) {
            List<Object> jsonRequirements = toscaRequirements.left().value();
            Map<String, List<RequirementDefinition>> moduleRequirements = new HashMap<String, List<RequirementDefinition>>();
            // Checking for name duplication
            Set<String> reqNames = new HashSet<>();
            // Getting flattened list of capabilities of parent node - cap name
            // to cap type
            Either<Map<String, String>, ResponseFormat> reqName2Type = getReqName2Type(parentResource);
            if (reqName2Type.isRight()) {
                ResponseFormat responseFormat = reqName2Type.right().value();
                log.debug("Error during setting requirements of imported resource: {}", responseFormat);
                return Either.right(responseFormat);
            }
            Map<String, String> reqName2TypeMap = reqName2Type.left().value();
            for (Object jsonRequirementObj : jsonRequirements) {
                // Requirement
                Map<String, Object> requirementJsonWrapper = (Map<String, Object>) jsonRequirementObj;
                String requirementName = requirementJsonWrapper.keySet().iterator().next();
                String reqNameLowerCase = requirementName.toLowerCase();
                if (reqNames.contains(reqNameLowerCase)) {
                    log.debug("More than one requirement with same name {} (case-insensitive) in imported TOSCA file is invalid", reqNameLowerCase);
                    return Either.right(componentsUtils.getResponseFormat(ActionStatus.IMPORT_DUPLICATE_REQ_CAP_NAME, "requirement", reqNameLowerCase));
                }
                reqNames.add(reqNameLowerCase);
                Either<RequirementDefinition, ResponseFormat> eitherRequirement = createRequirementFromImportFile(requirementJsonWrapper.get(requirementName));
                if (eitherRequirement.isRight()) {
                    log.info("error when creating Requirement:{}, for resource:{}", requirementName, resource.getName());
                    return Either.right(eitherRequirement.right().value());
                }
                RequirementDefinition requirementDef = eitherRequirement.left().value();
                requirementDef.setName(requirementName);
                if (moduleRequirements.containsKey(requirementDef.getCapability())) {
                    moduleRequirements.get(requirementDef.getCapability()).add(requirementDef);
                } else {
                    List<RequirementDefinition> list = new ArrayList<RequirementDefinition>();
                    list.add(requirementDef);
                    moduleRequirements.put(requirementDef.getCapability(), list);
                }

                // Validating against req/cap of "derived from" node
                Either<Boolean, ResponseFormat> validateVsParentCap = validateCapNameVsDerived(reqName2TypeMap, requirementDef.getCapability(), requirementDef.getName());
                if (validateVsParentCap.isRight()) {
                    return Either.right(validateVsParentCap.right().value());
                }
                if (!validateVsParentCap.left().value()) {
                    log.debug("Requirement with name {} already exists in parent {}", requirementDef.getName(), parentResource.getName());
                    ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.IMPORT_REQ_CAP_NAME_EXISTS_IN_DERIVED, "requirement", requirementDef.getName().toLowerCase(), parentResource.getName());
                    return Either.right(responseFormat);
                }
            }
            if (moduleRequirements.size() > 0) {
                resource.setRequirements(moduleRequirements);
            }

        }
        return eitherResult;

    }

    private Either<RequirementDefinition, ResponseFormat> createRequirementFromImportFile(Object requirementJson) {
        RequirementDefinition requirement = new RequirementDefinition();
        Either<RequirementDefinition, ResponseFormat> result = Either.left(requirement);

        try {
            if (requirementJson instanceof String) {
                String requirementJsonString = (String) requirementJson;
                requirement.setCapability(requirementJsonString);
            } else if (requirementJson instanceof Map) {
                Map<String, Object> requirementJsonMap = (Map<String, Object>) requirementJson;
                if (requirementJsonMap.containsKey(ToscaTagNamesEnum.CAPABILITY.getElementName())) {
                    requirement.setCapability((String) requirementJsonMap.get(ToscaTagNamesEnum.CAPABILITY.getElementName()));
                }

                if (requirementJsonMap.containsKey(ToscaTagNamesEnum.NODE.getElementName())) {
                    requirement.setNode((String) requirementJsonMap.get(ToscaTagNamesEnum.NODE.getElementName()));
                }

                if (requirementJsonMap.containsKey(ToscaTagNamesEnum.RELATIONSHIP.getElementName())) {
                    requirement.setRelationship((String) requirementJsonMap.get(ToscaTagNamesEnum.RELATIONSHIP.getElementName()));
                }
                if (requirementJsonMap.containsKey(ToscaTagNamesEnum.OCCURRENCES.getElementName())) {
                    List<Object> occurrencesList = (List) requirementJsonMap.get(ToscaTagNamesEnum.OCCURRENCES.getElementName());
                    Either<Boolean, ResponseFormat> validateAndSetOccurrencesStatus = validateOccurrences(occurrencesList);
                    if (validateAndSetOccurrencesStatus.isRight()) {
                        result = Either.right(validateAndSetOccurrencesStatus.right().value());
                        return result;
                    }
                    if (validateAndSetOccurrencesStatus.left().value()) {
                        requirement.setMinOccurrences(occurrencesList.get(0).toString());
                        requirement.setMaxOccurrences(occurrencesList.get(1).toString());
                    }

                }
            } else {
                result = Either.right(componentsUtils.getResponseFormat(ActionStatus.INVALID_YAML));
            }

        } catch (Exception e) {
            BeEcompErrorManager.getInstance().logBeSystemError("Import Resource - create Requirement");
            log.debug("error when creating requirement, message:{}", e.getMessage(), e);
            result = Either.right(componentsUtils.getResponseFormat(ActionStatus.INVALID_YAML));
        }

        return result;
    }

    private Either<Boolean, ResponseFormat> setProperties(Map<String, Object> toscaJson, Resource resource) {
        Map<String, Object> reducedToscaJson = new HashMap<>(toscaJson);
        ImportUtils.removeElementFromJsonMap(reducedToscaJson, "capabilities");
        Either<Boolean, ResponseFormat> result = Either.left(true);
        Either<Map<String, PropertyDefinition>, ResultStatusEnum> properties = ImportUtils.getProperties(reducedToscaJson);
        if (properties.isLeft()) {
            List<PropertyDefinition> propertiesList = new ArrayList<>();
            Map<String, PropertyDefinition> value = properties.left().value();
            if (value != null) {
                for (Entry<String, PropertyDefinition> entry : value.entrySet()) {
                    String name = entry.getKey();
                    if(!PROPERTY_NAME_PATTERN_IGNORE_LENGTH.matcher(name).matches()){
                        log.debug("The property with invalid name {} occured upon import resource {}. ", name, resource.getName());
                        result = Either.right(componentsUtils.getResponseFormat(componentsUtils.convertFromResultStatusEnum(ResultStatusEnum.INVALID_PROPERTY_NAME, JsonPresentationFields.PROPERTY)));
                    }
                    PropertyDefinition propertyDefinition = entry.getValue();
                    propertyDefinition.setName(name);
                    propertiesList.add(propertyDefinition);
                }
            }
            resource.setProperties(propertiesList);
        } else if(properties.right().value() != ResultStatusEnum.ELEMENT_NOT_FOUND){
            result = Either.right(componentsUtils.getResponseFormat(componentsUtils.convertFromResultStatusEnum(properties.right().value(), JsonPresentationFields.PROPERTY)));
        }
        return result;
    }

    private ResultStatusEnum setAttributes(Map<String, Object> toscaJson, Resource resource) {
        ResultStatusEnum result = ResultStatusEnum.OK;
        Either<Map<String, PropertyDefinition>, ResultStatusEnum> attributes = ImportUtils.getAttributes(toscaJson);
        if (attributes.isLeft()) {
            List<PropertyDefinition> attributeList = new ArrayList<>();
            Map<String, PropertyDefinition> value = attributes.left().value();
            if (value != null) {
                for (Entry<String, PropertyDefinition> entry : value.entrySet()) {
                    String name = entry.getKey();
                    PropertyDefinition attributeDef = entry.getValue();
                    attributeDef.setName(name);
                    attributeList.add(attributeDef);
                }
            }
            resource.setAttributes(attributeList);
        } else {
            result = attributes.right().value();
        }
        return result;
    }

    private Either<Resource, ResponseFormat> setDerivedFrom(Map<String, Object> toscaJson, Resource resource) {
        Either<String, ResultStatusEnum> toscaDerivedFromElement = ImportUtils.findFirstToscaStringElement(toscaJson, ToscaTagNamesEnum.DERIVED_FROM);
        Resource derivedFromResource = null;
        if (toscaDerivedFromElement.isLeft()) {
            String derivedFrom = toscaDerivedFromElement.left().value();
            log.debug("Derived from TOSCA name is {}", derivedFrom);
            resource.setDerivedFrom(Arrays.asList(new String[] { derivedFrom }));
            Either<Resource, StorageOperationStatus> latestByToscaResourceName = toscaOperationFacade.getLatestByToscaResourceName(derivedFrom);

            if (latestByToscaResourceName.isRight()) {
                StorageOperationStatus operationStatus = latestByToscaResourceName.right().value();
                if (operationStatus.equals(StorageOperationStatus.NOT_FOUND)) {
                    operationStatus = StorageOperationStatus.PARENT_RESOURCE_NOT_FOUND;
                }
                log.debug("Error when fetching parent resource {}, error: {}", derivedFrom, operationStatus);
                ActionStatus convertFromStorageResponse = componentsUtils.convertFromStorageResponse(operationStatus);
                BeEcompErrorManager.getInstance().logBeComponentMissingError("Import TOSCA YAML", "resource", derivedFrom);
                return Either.right(componentsUtils.getResponseFormat(convertFromStorageResponse, derivedFrom));
            }
            derivedFromResource = latestByToscaResourceName.left().value();
        }
        return Either.left(derivedFromResource);
    }

    private Either<Boolean, ResponseFormat> setCapabilities(Map<String, Object> toscaJson, Resource resource, Resource parentResource) {// Note that parentResource can be null
        Either<Boolean, ResponseFormat> eitherResult = Either.left(true);
        Either<Map<String, Object>, ResultStatusEnum> toscaCapabilities = ImportUtils.findFirstToscaMapElement(toscaJson, ToscaTagNamesEnum.CAPABILITIES);
        if (toscaCapabilities.isLeft()) {
            Map<String, Object> jsonCapabilities = toscaCapabilities.left().value();
            Map<String, List<CapabilityDefinition>> moduleCapabilities = new HashMap<String, List<CapabilityDefinition>>();
            Iterator<Entry<String, Object>> capabilitiesNameValue = jsonCapabilities.entrySet().iterator();
            Set<String> capNames = new HashSet<>();
            // Getting flattened list of capabilities of parent node - cap name
            // to cap type
            Either<Map<String, String>, ResponseFormat> capName2Type = getCapName2Type(parentResource);
            if (capName2Type.isRight()) {
                ResponseFormat responseFormat = capName2Type.right().value();
                log.debug("Error during setting capabilities of imported resource: {}", responseFormat);
                return Either.right(responseFormat);
            }
            Map<String, String> capName2TypeMap = capName2Type.left().value();
            while (capabilitiesNameValue.hasNext()) {
                Entry<String, Object> capabilityNameValue = capabilitiesNameValue.next();

                // Validating that no req/cap duplicates exist in imported YAML
                String capNameLowerCase = capabilityNameValue.getKey().toLowerCase();
                if (capNames.contains(capNameLowerCase)) {
                    log.debug("More than one capability with same name {} (case-insensitive) in imported TOSCA file is invalid", capNameLowerCase);
                    return Either.right(componentsUtils.getResponseFormat(ActionStatus.IMPORT_DUPLICATE_REQ_CAP_NAME, "capability", capNameLowerCase));
                }
                capNames.add(capNameLowerCase);

                Either<CapabilityDefinition, ResponseFormat> eitherCapability = createCapabilityFromImportFile(capabilityNameValue.getValue());
                if (eitherCapability.isRight()) {
                    log.debug("error when creating capability:{}, for resource:{}", capabilityNameValue.getKey(), resource.getName());
                    return Either.right(eitherCapability.right().value());
                }

                CapabilityDefinition capabilityDef = eitherCapability.left().value();
                capabilityDef.setName(capabilityNameValue.getKey());
                if (moduleCapabilities.containsKey(capabilityDef.getType())) {
                    moduleCapabilities.get(capabilityDef.getType()).add(capabilityDef);
                } else {
                    List<CapabilityDefinition> list = new ArrayList<CapabilityDefinition>();
                    list.add(capabilityDef);
                    moduleCapabilities.put(capabilityDef.getType(), list);
                }

                // Validating against req/cap of "derived from" node
                Either<Boolean, ResponseFormat> validateVsParentCap = validateCapNameVsDerived(capName2TypeMap, capabilityDef.getType(), capabilityDef.getName());
                if (validateVsParentCap.isRight()) {
                    return Either.right(validateVsParentCap.right().value());
                }
                if (!validateVsParentCap.left().value()) {
                    // Here parentResource is for sure not null, so it's
                    // null-safe
                    log.debug("Capability with name {} already exists in parent {}", capabilityDef.getName(), parentResource.getName());
                    ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.IMPORT_REQ_CAP_NAME_EXISTS_IN_DERIVED, "capability", capabilityDef.getName().toLowerCase(), parentResource.getName());
                    return Either.right(responseFormat);
                }
            }
            if (moduleCapabilities.size() > 0) {
                resource.setCapabilities(moduleCapabilities);
            }
        }

        return eitherResult;

    }

    private Either<Map<String, String>, ResponseFormat> getCapName2Type(Resource parentResource) {
        Map<String, String> capName2type = new HashMap<>();
        if (parentResource != null) {
            Map<String, List<CapabilityDefinition>> capabilities = parentResource.getCapabilities();
            if (capabilities != null) {
                for (List<CapabilityDefinition> capDefinitions : capabilities.values()) {
                    for (CapabilityDefinition capDefinition : capDefinitions) {
                        String nameLowerCase = capDefinition.getName().toLowerCase();
                        if (capName2type.get(nameLowerCase) != null) {
                            String parentResourceName = parentResource.getName();
                            log.debug("Resource with name {} has more than one capability with name {}, ignoring case", parentResourceName, nameLowerCase);
                            BeEcompErrorManager.getInstance().logInternalDataError("Import resource", "Parent resource " + parentResourceName + " of imported resource has one or more capabilities with name " + nameLowerCase, ErrorSeverity.ERROR);
                            return Either.right(componentsUtils.getResponseFormat(ActionStatus.GENERAL_ERROR));
                        }
                        capName2type.put(nameLowerCase, capDefinition.getType());
                    }
                }
            }
        }
        return Either.left(capName2type);
    }

    private Either<Map<String, String>, ResponseFormat> getReqName2Type(Resource parentResource) {
        Map<String, String> reqName2type = new HashMap<>();
        if (parentResource != null) {
            Map<String, List<RequirementDefinition>> requirements = parentResource.getRequirements();
            if (requirements != null) {
                for (List<RequirementDefinition> reqDefinitions : requirements.values()) {
                    for (RequirementDefinition reqDefinition : reqDefinitions) {
                        String nameLowerCase = reqDefinition.getName().toLowerCase();
                        if (reqName2type.get(nameLowerCase) != null) {
                            String parentResourceName = parentResource.getName();
                            log.debug("Resource with name {} has more than one requirement with name {}, ignoring case", parentResourceName, nameLowerCase);
                            BeEcompErrorManager.getInstance().logInternalDataError("Import resource", "Parent resource " + parentResourceName + " of imported resource has one or more requirements with name " + nameLowerCase, ErrorSeverity.ERROR);
                            return Either.right(componentsUtils.getResponseFormat(ActionStatus.GENERAL_ERROR));
                        }
                        reqName2type.put(nameLowerCase, reqDefinition.getCapability());
                    }
                }
            }
        }
        return Either.left(reqName2type);
    }

    private Either<Boolean, ResponseFormat> validateCapNameVsDerived(Map<String, String> parentCapName2Type, String childCapabilityType, String reqCapName) {
        String capNameLowerCase = reqCapName.toLowerCase();
        log.trace("Validating capability {} vs parent resource", capNameLowerCase);
        String parentCapType = parentCapName2Type.get(capNameLowerCase);
        if (parentCapType != null) {
            if (childCapabilityType.equals(parentCapType)) {
                log.debug("Capability with name {} is of same type {} for imported resource and its parent - this is OK", capNameLowerCase, childCapabilityType);
                return Either.left(true);
            }
            Either<Boolean, StorageOperationStatus> capabilityTypeDerivedFrom = capabilityTypeOperation.isCapabilityTypeDerivedFrom(childCapabilityType, parentCapType);
            if (capabilityTypeDerivedFrom.isRight()) {
                log.debug("Couldn't check whether imported resource capability derives from its parent's capability");
                ResponseFormat responseFormat = componentsUtils.getResponseFormat(componentsUtils.convertFromStorageResponse(capabilityTypeDerivedFrom.right().value()));
                return Either.right(responseFormat);
            }
            return Either.left(capabilityTypeDerivedFrom.left().value());
        }
        return Either.left(true);
    }

    private Either<CapabilityDefinition, ResponseFormat> createCapabilityFromImportFile(Object capabilityJson) {

        CapabilityDefinition capabilityDefinition = new CapabilityDefinition();
        Either<CapabilityDefinition, ResponseFormat> result = Either.left(capabilityDefinition);

        try {
            if (capabilityJson instanceof String) {
                String capabilityJsonString = (String) capabilityJson;
                capabilityDefinition.setType(capabilityJsonString);
            } else if (capabilityJson instanceof Map) {
                Map<String, Object> capabilityJsonMap = (Map<String, Object>) capabilityJson;
                // Type
                if (capabilityJsonMap.containsKey(ToscaTagNamesEnum.TYPE.getElementName())) {
                    capabilityDefinition.setType((String) capabilityJsonMap.get(ToscaTagNamesEnum.TYPE.getElementName()));
                }
                // ValidSourceTypes
                if (capabilityJsonMap.containsKey(ToscaTagNamesEnum.VALID_SOURCE_TYPES.getElementName())) {
                    capabilityDefinition.setValidSourceTypes((List<String>) capabilityJsonMap.get(ToscaTagNamesEnum.VALID_SOURCE_TYPES.getElementName()));
                }
                // ValidSourceTypes
                if (capabilityJsonMap.containsKey(ToscaTagNamesEnum.DESCRIPTION.getElementName())) {
                    capabilityDefinition.setDescription((String) capabilityJsonMap.get(ToscaTagNamesEnum.DESCRIPTION.getElementName()));
                }
                if (capabilityJsonMap.containsKey(ToscaTagNamesEnum.OCCURRENCES.getElementName())) {
                    List<Object> occurrencesList = (List) capabilityJsonMap.get(ToscaTagNamesEnum.OCCURRENCES.getElementName());
                    Either<Boolean, ResponseFormat> validateAndSetOccurrencesStatus = validateOccurrences(occurrencesList);
                    if (validateAndSetOccurrencesStatus.isRight()) {
                        result = Either.right(validateAndSetOccurrencesStatus.right().value());
                        return result;
                    }
                    if (validateAndSetOccurrencesStatus.left().value()) {
                        capabilityDefinition.setMinOccurrences(occurrencesList.get(0).toString());
                        capabilityDefinition.setMaxOccurrences(occurrencesList.get(1).toString());
                    }
                }
                if (capabilityJsonMap.containsKey(ToscaTagNamesEnum.PROPERTIES.getElementName())) {

                    Either<Map<String, PropertyDefinition>, ResultStatusEnum> propertiesRes = ImportUtils.getProperties(capabilityJsonMap);
                    if (propertiesRes.isRight()) {
                        result = Either.right(componentsUtils.getResponseFormat(ActionStatus.PROPERTY_NOT_FOUND));
                        return result;
                    } else {
                        propertiesRes.left().value().entrySet().stream().forEach(e -> e.getValue().setName(e.getKey().toLowerCase()));
                        List<ComponentInstanceProperty> capabilityProperties = propertiesRes.left().value().values().stream().map(p -> new ComponentInstanceProperty(p, p.getDefaultValue(), null)).collect(Collectors.toList());
                        capabilityDefinition.setProperties(capabilityProperties);
                    }
                }
            } else if (!(capabilityJson instanceof List)) {

                result = Either.right(componentsUtils.getResponseFormat(ActionStatus.INVALID_YAML));

            }
        } catch (Exception e) {
            BeEcompErrorManager.getInstance().logBeSystemError("Import Resource - create capability");
            log.debug("error when creating capability, message:{}", e.getMessage(), e);
            result = Either.right(componentsUtils.getResponseFormat(ActionStatus.INVALID_YAML));
        }

        return result;
    }

    private ResponseFormat handleImportResourceExecption(UploadResourceInfo resourceMetaData, User user, boolean isNormative, RuntimeException e) {
        String payloadName = (resourceMetaData != null) ? resourceMetaData.getPayloadName() : "";
        BeEcompErrorManager.getInstance().logBeSystemError("Import Resource " + payloadName);

        log.debug("Error when importing resource from payload:{} Exception text: {}", payloadName, e.getMessage(), e);
        ResponseFormat errorResponseWrapper = getResponseFormatManager().getResponseFormat(ActionStatus.GENERAL_ERROR);
        auditErrorImport(resourceMetaData, user, errorResponseWrapper, isNormative);
        return errorResponseWrapper;
    }

    private void auditErrorImport(UploadResourceInfo resourceMetaData, User user, ResponseFormat errorResponseWrapper, boolean isNormative) {
//        EnumMap<AuditingFieldsKeysEnum, Object> auditingFields = new EnumMap<>(AuditingFieldsKeysEnum.class);
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_ACTION, AuditingActionEnum.IMPORT_RESOURCE.getName());
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_NAME, resourceMetaData.getName());
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_TYPE, ComponentTypeEnum.RESOURCE.getValue());
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_PREV_VERSION, "");
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_MODIFIER_UID, user.getUserId());
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_PREV_STATE, "");
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_INVARIANT_UUID, "");
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_STATUS, errorResponseWrapper.getStatus());
//        String message = "";
//        if (errorResponseWrapper.getMessageId() != null) {
//            message = errorResponseWrapper.getMessageId() + ": ";
//        }
//        message += errorResponseWrapper.getFormattedMessage();
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_DESC, message);
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_MODIFIER_NAME, user.getFirstName() + " " + user.getLastName());

        String version, lifeCycleState;
        if (isNormative) {
            version = Constants.FIRST_CERTIFIED_VERSION_VERSION;
            lifeCycleState = LifecycleStateEnum.CERTIFIED.name();
        } else {
            version = "";
            lifeCycleState = LifecycleStateEnum.NOT_CERTIFIED_CHECKOUT.name();

        }
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_CURR_VERSION, version);
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_CURR_STATE, lifeCycleState);
//        auditingFields.put(AuditingFieldsKeysEnum.AUDIT_RESOURCE_TOSCA_NODE_TYPE, "");
//        getAuditingManager().auditEvent(auditingFields);


        String message = "";
        if (errorResponseWrapper.getMessageId() != null) {
            message = errorResponseWrapper.getMessageId() + ": ";
        }
        message += errorResponseWrapper.getFormattedMessage();



        AuditEventFactory factory = new AuditImportResourceAdminEventFactory(
                CommonAuditData.newBuilder()
                        .status(errorResponseWrapper.getStatus())
                        .description(message)
                        .requestId(ThreadLocalsHolder.getUuid())
                        .build(),
                ResourceAuditData.newBuilder()
                        .state(lifeCycleState)
                        .version(version)
                        .build(),
                ResourceAuditData.newBuilder()
                        .state("")
                        .version("")
                        .build(),
                ComponentTypeEnum.RESOURCE.getValue(), resourceMetaData.getName(), "", user, "");
        getAuditingManager().auditEvent(factory);

    }

    private void setMetaDataFromJson(UploadResourceInfo resourceMetaData, Resource resource) {
        this.populateResourceMetadata(resourceMetaData, resource);
        resource.setCreatorUserId(resourceMetaData.getContactId());
        List<CategoryDefinition> categories = resourceMetaData.getCategories();
        calculateResourceIsAbstract(resource, categories);
    }

    private void calculateResourceIsAbstract(Resource resource, List<CategoryDefinition> categories) {
        if (categories != null && !categories.isEmpty()) {
            CategoryDefinition categoryDef = categories.get(0);
            resource.setAbstract(false);
            if (categoryDef != null && categoryDef.getName() != null && categoryDef.getName().equals(Constants.ABSTRACT_CATEGORY_NAME)) {
                SubCategoryDefinition subCategoryDef = categoryDef.getSubcategories().get(0);
                if (subCategoryDef != null && subCategoryDef.getName().equals(Constants.ABSTRACT_SUBCATEGORY)) {
                    resource.setAbstract(true);
                }
            }
        }
    }

    private void setConstantMetaData(Resource resource, boolean shouldBeCertified) {
        String version;
        LifecycleStateEnum state;
        if(shouldBeCertified){
            version = ImportUtils.Constants.FIRST_CERTIFIED_VERSION_VERSION;
            state = ImportUtils.Constants.NORMATIVE_TYPE_LIFE_CYCLE;
        }else{
            version = ImportUtils.Constants.FIRST_NON_CERTIFIED_VERSION;
            state = ImportUtils.Constants.NORMATIVE_TYPE_LIFE_CYCLE_NOT_CERTIFIED_CHECKOUT;
        }
        resource.setVersion(version);
        resource.setLifecycleState(state);
        resource.setHighestVersion(ImportUtils.Constants.NORMATIVE_TYPE_HIGHEST_VERSION);
        resource.setVendorName(ImportUtils.Constants.VENDOR_NAME);
        resource.setVendorRelease(ImportUtils.Constants.VENDOR_RELEASE);

    }

    private Either<Boolean, ResponseFormat> validateOccurrences(List<Object> occurrensesList) {

        if (!ValidationUtils.validateListNotEmpty(occurrensesList)) {
            log.debug("Occurrenses list empty");
            ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
            return Either.right(responseFormat);
        }

        if (occurrensesList.size() < 2) {
            log.debug("Occurrenses list size not 2");
            ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
            return Either.right(responseFormat);
        }
        Object minObj = occurrensesList.get(0);
        Object maxObj = occurrensesList.get(1);
        Integer minOccurrences = null;
        Integer maxOccurrences = null;
        if (minObj instanceof Integer)
            minOccurrences = (Integer) minObj;
        else {
            log.debug("Invalid occurrenses format. low_bound occurrense must be Integer {}", minObj);
            ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
            return Either.right(responseFormat);
        }
        if (minOccurrences < 0) {
            log.debug("Invalid occurrenses format.low_bound occurrense negative {}", minOccurrences);
            ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
            return Either.right(responseFormat);
        }

        if (maxObj instanceof String) {
            if ("UNBOUNDED".equals(maxObj)) {
                return Either.left(true);
            } else {
                log.debug("Invalid occurrenses format. Max occurrence is {}", maxObj);
                ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
                return Either.right(responseFormat);
            }
        } else {
            if (maxObj instanceof Integer)
                maxOccurrences = (Integer) maxObj;
            else {
                log.debug("Invalid occurrenses format.  Max occurrence is {}", maxObj);
                ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
                return Either.right(responseFormat);
            }

            if (maxOccurrences <= 0 || maxOccurrences < minOccurrences) {
                log.debug("Invalid occurrenses format.  min occurrence is {}, Max occurrence is {}", minOccurrences, maxOccurrences);
                ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_OCCURRENCES);
                return Either.right(responseFormat);
            }
        }

        return Either.left(true);

    }

    public synchronized void init(ServletContext servletContext) {
        if (this.servletContext == null) {
            this.servletContext = servletContext;
            responseFormatManager = ResponseFormatManager.getInstance();
            resourceBusinessLogic = getResourceBL(servletContext);
        }
    }

    public boolean isResourceExist(String resourceName) {
        return resourceBusinessLogic.isResourceExist(resourceName);
    }

    private ResourceBusinessLogic getResourceBL(ServletContext context) {
        WebAppContextWrapper webApplicationContextWrapper = (WebAppContextWrapper) context.getAttribute(org.openecomp.sdc.common.api.Constants.WEB_APPLICATION_CONTEXT_WRAPPER_ATTR);
        WebApplicationContext webApplicationContext = webApplicationContextWrapper.getWebAppContext(context);
        ResourceBusinessLogic resourceBl = webApplicationContext.getBean(ResourceBusinessLogic.class);
        return resourceBl;
    }

    public ServletContext getServletContext() {
        return servletContext;
    }

    public AuditingManager getAuditingManager() {
        return auditingManager;
    }

    public ResponseFormatManager getResponseFormatManager() {
        return responseFormatManager;
    }

    public void setResponseFormatManager(ResponseFormatManager responseFormatManager) {
        this.responseFormatManager = responseFormatManager;
    }

    public ResourceBusinessLogic getResourceBusinessLogic() {
        return resourceBusinessLogic;
    }

    public void setResourceBusinessLogic(ResourceBusinessLogic resourceBusinessLogic) {
        this.resourceBusinessLogic = resourceBusinessLogic;
    }

    public Logger getLog() {
        return log;
    }

    public IGraphLockOperation getGraphLockOperation() {
        return graphLockOperation;
    }

    public void setGraphLockOperation(IGraphLockOperation graphLockOperation) {
        this.graphLockOperation = graphLockOperation;
    }

    public void setServletContext(ServletContext servletContext) {
        this.servletContext = servletContext;
    }

    public void setAuditingManager(AuditingManager auditingManager) {
        this.auditingManager = auditingManager;
    }


}