Develop common logic for Core NSSI flows

Issue-ID: SO-3260
Change-Id: Iaebcca2a137198aebba42f0d5667eeecaca3c12e
Signed-off-by: alexanb <alexander.borovitzky@guest.telecomitalia.it>

3 files changed, 1057 insertions, 1500 deletions

diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCommonCoreNSSI.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCommonCoreNSSI.groovy
new file mode 100644
index 0000000000..00746d4e65
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCommonCoreNSSI.groovy
@@ -0,0 +1,1012 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020  Telecom Italia
+ * ================================================================================
+ * 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.onap.so.bpmn.infrastructure.scripts
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.CloudRegion
+import org.onap.aai.domain.yang.GenericVnf
+import org.onap.aai.domain.yang.ModelVer
+import org.onap.aai.domain.yang.ServiceInstance
+import org.onap.aai.domain.yang.ServiceSubscription
+import org.onap.aai.domain.yang.SliceProfile
+import org.onap.aai.domain.yang.Tenant
+import org.onap.aai.domain.yang.VfModule
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.AAIResultWrapper
+import org.onap.aaiclient.client.aai.entities.Relationships
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+import org.onap.logging.filter.base.ONAPComponents
+import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
+import org.onap.so.bpmn.common.scripts.ExceptionUtil
+import org.onap.so.bpmn.common.scripts.RequestDBUtil
+import org.onap.so.bpmn.core.UrnPropertiesReader
+import org.onap.so.bpmn.core.json.JsonUtils
+import org.onap.so.client.HttpClient
+import org.onap.so.db.request.beans.OperationStatus
+import org.onap.so.requestsdb.RequestsDbConstant
+import org.onap.so.serviceinstancebeans.CloudConfiguration
+import org.onap.so.serviceinstancebeans.LineOfBusiness
+import org.onap.so.serviceinstancebeans.ModelInfo
+import org.onap.so.serviceinstancebeans.ModelType
+import org.onap.so.serviceinstancebeans.OwningEntity
+import org.onap.so.serviceinstancebeans.Project
+import org.onap.so.serviceinstancebeans.RequestDetails
+import org.onap.so.serviceinstancebeans.RequestInfo
+import org.onap.so.serviceinstancebeans.RequestParameters
+import org.onap.so.serviceinstancebeans.Resources
+import org.onap.so.serviceinstancebeans.Service
+import org.onap.so.serviceinstancebeans.SubscriberInfo
+import org.onap.so.serviceinstancebeans.VfModules
+import org.onap.so.serviceinstancebeans.Vnfs
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+import javax.ws.rs.core.Response
+
+
+ class DoCommonCoreNSSI extends AbstractServiceTaskProcessor {
+
+    private final String PREFIX ="DoCommonCoreNSSI"
+
+    private static final Logger LOGGER = LoggerFactory.getLogger( DoCommonCoreNSSI.class)
+
+    private JsonUtils jsonUtil = new JsonUtils()
+    private ExceptionUtil exceptionUtil = new ExceptionUtil()
+    private RequestDBUtil requestDBUtil = new RequestDBUtil()
+
+    @Override
+    void preProcessRequest(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start preProcessRequest")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+        if (!currentNSSI) {
+            String msg = "currentNSSI is null"
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+        }
+
+        LOGGER.trace("***** ${getPrefix()} Exit preProcessRequest")
+    }
+
+
+    /**
+     * Queries Network Service Instance in AAI
+     * @param execution
+     */
+    void getNetworkServiceInstance(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start getNetworkServiceInstance")
+
+        AAIResourcesClient client = getAAIClient()
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        String nssiId = currentNSSI['nssiId']
+
+        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
+        Optional<ServiceInstance> nssiOpt = client.get(ServiceInstance.class, nssiUri)
+
+        if (nssiOpt.isPresent()) {
+            ServiceInstance nssi = nssiOpt.get()
+            currentNSSI['nssi'] = nssi
+
+            ServiceInstance networkServiceInstance = handleNetworkInstance(execution, nssiId, nssiUri, client)
+            currentNSSI['networkServiceInstance'] = networkServiceInstance
+        }
+        else {
+            String msg = String.format("NSSI %s not found in AAI", nssiId)
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+        }
+
+        LOGGER.trace("${getPrefix()} Exit getNetworkServiceInstance")
+    }
+
+
+    /**
+     * Handles Network Service
+     * @param nssiId
+     * @param nssiUri
+     * @param client
+     * @return Network Service Instance
+     */
+    private ServiceInstance handleNetworkInstance(DelegateExecution execution, String nssiId, AAIResourceUri nssiUri, AAIResourcesClient client ) {
+        ServiceInstance networkServiceInstance = null
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        AAIResultWrapper wrapper = client.get(nssiUri)
+        Optional<Relationships> relationships = wrapper.getRelationships()
+
+        if (relationships.isPresent()) {
+            for (AAIResourceUri networkServiceInstanceUri : relationships.get().getRelatedAAIUris(AAIObjectType.SERVICE_INSTANCE)) {
+                Optional<ServiceInstance> networkServiceInstanceOpt = client.get(ServiceInstance.class, networkServiceInstanceUri)
+                if (networkServiceInstanceOpt.isPresent()) {
+                    networkServiceInstance = networkServiceInstanceOpt.get()
+
+                    if (networkServiceInstance.getServiceRole() == "Network Service") { // Network Service role
+                        currentNSSI['networkServiceInstanceUri'] = networkServiceInstanceUri
+                        break
+                    }
+                }
+                else {
+                    String msg = String.format("No Network Service Instance found for NSSI %s in AAI", nssiId)
+                    LOGGER.error(msg)
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+                }
+            }
+        }
+        else {
+            String msg = String.format("No relationship presented for NSSI %s in AAI", nssiId)
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+        }
+
+        if(networkServiceInstance == null) {
+            String msg = String.format("No Network Service Instance found for NSSI %s in AAI", nssiId)
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+        }
+
+        return networkServiceInstance
+    }
+
+
+    /**
+     * Queries constitute VNF from Network Service Instance
+     * @param execution
+     */
+    void getConstituteVNFFromNetworkServiceInst(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start getConstituteVNFFromNetworkServiceInst")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        AAIResourcesClient client = getAAIClient()
+
+        AAIResourceUri networkServiceInstanceUri = (AAIResourceUri)currentNSSI['networkServiceInstanceUri']
+        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri);
+        Optional<Relationships> relationships = wrapper.getRelationships()
+        if (relationships.isPresent()) {
+            for (AAIResourceUri constituteVnfUri : relationships.get().getRelatedAAIUris(AAIObjectType.GENERIC_VNF)) {
+                currentNSSI['constituteVnfUri'] = constituteVnfUri
+                Optional<GenericVnf> constituteVnfOpt = client.get(GenericVnf.class, constituteVnfUri)
+                if(constituteVnfOpt.isPresent()) {
+                    GenericVnf constituteVnf = constituteVnfOpt.get()
+                    currentNSSI['constituteVnf'] = constituteVnf
+                }
+                else {
+                    String msg = String.format("No constitute VNF found for Network Service Instance %s in AAI", ((ServiceInstance)currentNSSI['networkServiceInstance']).getServiceInstanceId())
+                    LOGGER.error(msg)
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+                }
+
+                break  // Should be only one constitute VNF
+            }
+        }
+        else {
+            String msg = String.format("No relationship presented for Network Service Instance %s in AAI", ((ServiceInstance)currentNSSI['networkServiceInstance']).getServiceInstanceId())
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+        }
+
+        LOGGER.trace("${getPrefix()} Exit getConstituteVNFFromNetworkServiceInst")
+
+    }
+
+
+    /**
+     * Retrieves NSSI associated profiles from AAI
+     * @param execution
+     */
+    void getNSSIAssociatedProfiles(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start getNSSIAssociatedProfiles")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        ServiceInstance nssi = (ServiceInstance)currentNSSI['nssi']
+
+        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
+
+        if(associatedProfiles.isEmpty()) {
+            String msg = String.format("No associated profiles found for NSSI %s in AAI", nssi.getServiceInstanceId())
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
+        }
+        else {
+            currentNSSI['associatedProfiles'] =  associatedProfiles
+        }
+
+        LOGGER.trace("${getPrefix()} Exit getNSSIAssociatedProfiles")
+    }
+
+
+    /**
+     * Calculates a final list of S-NSSAI
+     * @param execution
+     */
+    void calculateSNSSAI(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start calculateSNSSAI")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        List<SliceProfile> associatedProfiles = (List<SliceProfile>)currentNSSI['associatedProfiles']
+
+        String currentSNSSAI = currentNSSI['S-NSSAI']
+
+        List<String> snssais = new ArrayList<>()
+
+        String isCreateSliceProfileInstanceVar = execution.getVariable("isCreateSliceProfileInstance" )
+
+        boolean isCreateSliceProfileInstance = Boolean.parseBoolean(isCreateSliceProfileInstanceVar)
+
+        if(isCreateSliceProfileInstance) { // Slice Profile Instance has to be created
+            for (SliceProfile associatedProfile : associatedProfiles) {
+                snssais.add(associatedProfile.getSNssai())
+            }
+
+            snssais.add(currentSNSSAI)
+        }
+        else { // Slice profile instance has to be deleted
+            for (SliceProfile associatedProfile : associatedProfiles) {
+                if (!associatedProfile.getSNssai().equals(currentSNSSAI)) { // not current S-NSSAI
+                    snssais.add(associatedProfile.getSNssai())
+                } else {
+                    currentNSSI['sliceProfileS-NSSAI'] = associatedProfile
+                }
+            }
+        }
+
+        currentNSSI['S-NSSAIs'] = snssais
+
+        LOGGER.trace("${getPrefix()} Exit calculateSNSSAI")
+    }
+
+
+    /**
+     * Invoke PUT Service Instance API
+     * @param execution
+     */
+    void invokePUTServiceInstance(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start invokePUTServiceInstance")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        try {
+            //url:/onap/so/infra/serviceInstantiation/v7/serviceInstances/{serviceInstanceId}/vnfs/{vnfId}"
+            def nsmfЕndpoint = UrnPropertiesReader.getVariable("mso.infra.endpoint.url", execution) // ???
+
+            ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
+
+            GenericVnf constituteVnf = (GenericVnf)currentNSSI['constituteVnf']
+
+            String url = String.format("${nsmfЕndpoint}/serviceInstantiation/v7/serviceInstances/%s/vnfs/%s", networkServiceInstance.getServiceInstanceId(), constituteVnf.getVnfId())
+
+            String msoKey = UrnPropertiesReader.getVariable("mso.msoKey", execution)
+            String basicAuth =  UrnPropertiesReader.getVariable("mso.infra.endpoint.auth", execution)
+
+            def authHeader = ""
+            String basicAuthValue = encryptBasicAuth(basicAuth, msoKey) //utils.encrypt(basicAuth, msoKey)
+            String responseAuthHeader = getAuthHeader(execution, basicAuthValue, msoKey) //utils.getBasicAuth(basicAuthValue, msoKey)
+
+            String errorCode = jsonUtil.getJsonValue(responseAuthHeader, "errorCode")
+            if(errorCode == null || errorCode.isEmpty()) { // No error
+                authHeader = responseAuthHeader
+            }
+            else {
+                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(responseAuthHeader, "errorMessage"))
+            }
+
+            def requestDetails = ""
+            String prepareRequestDetailsResponse = prepareRequestDetails(execution)
+            errorCode = jsonUtil.getJsonValue(prepareRequestDetailsResponse, "errorCode")
+            if(errorCode == null || errorCode.isEmpty()) { // No error
+                requestDetails = prepareRequestDetailsResponse
+            }
+            else {
+                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(prepareRequestDetailsResponse, "errorMessage"))
+            }
+
+            String callPUTServiceInstanceResponse = callPUTServiceInstance(url, authHeader, requestDetails)
+            String putServiceInstanceResponse = ""
+
+            if(errorCode == null || errorCode.isEmpty()) { // No error
+                putServiceInstanceResponse = callPUTServiceInstanceResponse // check the response ???
+            }
+            else {
+                LOGGER.error(jsonUtil.getJsonValue(callPUTServiceInstanceResponse, "errorMessage"))
+                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(callPUTServiceInstanceResponse, "errorMessage"))
+            }
+
+        } catch (any) {
+            String msg = "Exception in ${getPrefix()}.invokePUTServiceInstance. " + any.getCause()
+            LOGGER.error(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+        LOGGER.trace("${getPrefix()} Exit invokePUTServiceInstance")
+    }
+
+
+    String callPUTServiceInstance(String url, String authHeader, String requestDetailsStr) {
+        String errorCode = ""
+        String errorMessage = ""
+        String response
+
+        try {
+            HttpClient httpClient = getHttpClientFactory().newJsonClient(new URL(url), ONAPComponents.EXTERNAL)
+            httpClient.addAdditionalHeader("Authorization", authHeader)
+            httpClient.addAdditionalHeader("Accept", "application/json")
+
+            Response httpResponse = httpClient.put(requestDetailsStr) // check http code ???
+
+
+            if (httpResponse.hasEntity()) {
+                response = httpResponse.readEntity(String.class)
+            }
+            else {
+                errorCode = 500
+                errorMessage = "No response received."
+
+                response =  "{\n" +
+                        " \"errorCode\": \"${errorCode}\",\n" +
+                        " \"errorMessage\": \"${errorMessage}\"\n" +
+                        "}"
+            }
+        }
+        catch (any) {
+            String msg = "Exception in ${getPrefix()}.invokePUTServiceInstance. " + any.getCause()
+            LOGGER.error(msg)
+
+            response =  "{\n" +
+                    " \"errorCode\": \"7000\",\n" +
+                    " \"errorMessage\": \"${msg}\"\n" +
+                    "}"
+
+        }
+
+        return response
+
+    }
+
+
+    /**
+     * Prepare model info
+     * @param execution
+     * @param requestDetails
+     * @return ModelInfo
+     */
+    ModelInfo prepareModelInfo(DelegateExecution execution) {
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+        ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
+
+        ModelInfo modelInfo = new ModelInfo()
+
+        modelInfo.setModelType(ModelType.service)
+        modelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
+
+        AAIResourcesClient client = getAAIClient()
+
+        AAIResourceUri modelVerUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, networkServiceInstance.getModelInvariantId(), networkServiceInstance.getModelVersionId())
+        Optional<ModelVer> modelVerOpt = client.get(ModelVer.class, modelVerUrl)
+
+        if (modelVerOpt.isPresent()) {
+            modelInfo.setModelVersionId(modelVerOpt.get().getModelVersionId())
+            modelInfo.setModelName(modelVerOpt.get().getModelName())
+            modelInfo.setModelVersion(modelVerOpt.get().getModelVersion())
+        }
+
+        return modelInfo
+    }
+
+
+    /**
+     * Prepares subscriber info
+     * @param execution
+     * @return SubscriberInfo
+     */
+    SubscriberInfo prepareSubscriberInfo(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        String globalSubscriberId = currentNSSI['globalSubscriberId']
+
+        String subscriberName = currentNSSI['subscriberName']
+
+        SubscriberInfo subscriberInfo = new SubscriberInfo()
+        subscriberInfo.setGlobalSubscriberId(globalSubscriberId)
+        subscriberInfo.setSubscriberName(subscriberName)
+
+        /*
+        AAIResourcesClient client = getAAIClient()
+
+        Customer customer = null
+
+        AAIResourceUri networkServiceInstanceUri = currentNSSI['networkServiceInstanceUri']
+        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri)
+        Optional<Relationships> serviceSubscriptionRelationshipsOps = wrapper.getRelationships()
+        if(serviceSubscriptionRelationshipsOps.isPresent()) {
+            List<AAIResourceUri> serviceSubscriptionRelatedAAIUris = serviceSubscriptionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.SERVICE_SUBSCRIPTION)
+            if(!(serviceSubscriptionRelatedAAIUris == null || serviceSubscriptionRelatedAAIUris.isEmpty())) {
+                AAIResourceUri serviceSubscriptionUri = serviceSubscriptionRelatedAAIUris.get(0) // Many-To-One relation
+                Optional<ServiceSubscription> serviceSubscriptionOpt = client.get(ServiceSubscription.class, serviceSubscriptionUri)
+
+                if(serviceSubscriptionOpt.isPresent()) {
+                    currentNSSI['serviceSubscription'] = serviceSubscriptionOpt.get()
+                }
+
+                wrapper = client.get(serviceSubscriptionUri)
+                Optional<Relationships> customerRelationshipsOps = wrapper.getRelationships()
+                if(customerRelationshipsOps.isPresent()) {
+                    List<AAIResourceUri> customerRelatedAAIUris = customerRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CUSTOMER)
+                    if(!(customerRelatedAAIUris == null || customerRelatedAAIUris.isEmpty())) {
+                        Optional<Customer> customerOpt = client.get(Customer.class, customerRelatedAAIUris.get(0)) // Many-To-One relation
+                        if(customerOpt.isPresent()) {
+                            customer = customerOpt.get()
+                            subscriberInfo.setSubscriberName(customer.getSubscriberName())
+                        }
+                    }
+                }
+            }
+
+        } */
+
+        return subscriberInfo
+    }
+
+
+    /**
+     * Prepares Request Info
+     * @param execution
+     * @return RequestInfo
+     */
+    RequestInfo prepareRequestInfo(DelegateExecution execution, ServiceInstance networkServiceInstance) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        String serviceId = currentNSSI['serviceId']
+
+        RequestInfo requestInfo = new RequestInfo()
+
+        requestInfo.setInstanceName(networkServiceInstance.getServiceInstanceName())
+        requestInfo.setSource("VID")
+        requestInfo.setProductFamilyId(serviceId)
+        requestInfo.setRequestorId("NBI")
+
+        return requestInfo
+    }
+
+
+    /**
+     * Prepares Model Info
+     * @param networkServiceInstance
+     * @param modelInfo
+     * @return ModelInfo
+     */
+    ModelInfo prepareServiceModelInfo(ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
+
+        ModelInfo serviceModelInfo = new ModelInfo()
+        serviceModelInfo.setModelType(ModelType.service)
+        serviceModelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
+
+        serviceModelInfo.setModelVersionId(modelInfo.getModelVersionId())
+        serviceModelInfo.setModelName(modelInfo.getModelName())
+        serviceModelInfo.setModelVersion(modelInfo.getModelVersion())
+
+        return serviceModelInfo
+    }
+
+
+    /**
+     * Prepares Cloud configuration
+     * @param execution
+     * @return CloudConfiguration
+     */
+    CloudConfiguration prepareCloudConfiguration(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        CloudConfiguration cloudConfiguration = new CloudConfiguration()
+
+        AAIResourcesClient client = getAAIClient()
+
+        AAIResourceUri constituteVnfUri = currentNSSI['constituteVnfUri']
+        AAIResultWrapper wrapper = client.get(constituteVnfUri)
+        Optional<Relationships> cloudRegionRelationshipsOps = wrapper.getRelationships()
+
+        if(cloudRegionRelationshipsOps.isPresent()) {
+            List<AAIResourceUri> cloudRegionRelatedAAIUris = cloudRegionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CLOUD_REGION)
+            if (!(cloudRegionRelatedAAIUris == null || cloudRegionRelatedAAIUris.isEmpty())) {
+                AAIResourceUri cloudRegionRelatedAAIUri = cloudRegionRelatedAAIUris.get(0)
+                currentNSSI['cloudRegionRelatedAAIUri'] = cloudRegionRelatedAAIUri
+
+                Optional<CloudRegion> cloudRegionrOpt = client.get(CloudRegion.class, cloudRegionRelatedAAIUris.get(0))
+                CloudRegion cloudRegion = null
+                if (cloudRegionrOpt.isPresent()) {
+                    cloudRegion = cloudRegionrOpt.get()
+                    cloudConfiguration.setLcpCloudRegionId(cloudRegion.getCloudRegionId())
+                    for (Tenant tenant : cloudRegion.getTenants().getTenant()) {
+                        cloudConfiguration.setTenantId(tenant.getTenantId())
+                        break // only one is required
+                    }
+
+                    cloudConfiguration.setCloudOwner(cloudRegion.getCloudOwner())
+                }
+            }
+        }
+
+        return cloudConfiguration
+    }
+
+
+    /**
+     * Prepares a list of VF Modules
+     * @param execution
+     * @param constituteVnf
+     * @return List<VfModules>
+     */
+    List<VfModules> prepareVfModules(DelegateExecution execution, GenericVnf constituteVnf) {
+
+        AAIResourcesClient client = getAAIClient()
+
+        List<VfModules> vfModuless = new ArrayList<>()
+        for (VfModule vfModule : constituteVnf.getVfModules().getVfModule()) {
+            VfModules vfmodules = new VfModules()
+
+            ModelInfo vfModuleModelInfo = new ModelInfo()
+            vfModuleModelInfo.setModelInvariantUuid(vfModule.getModelInvariantId())
+            vfModuleModelInfo.setModelCustomizationId(vfModule.getModelCustomizationId())
+
+            AAIResourceUri vfModuleUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, vfModule.getModelInvariantId(), vfModule.getModelVersionId())
+
+            Optional<ModelVer> vfModuleModelVerOpt = client.get(ModelVer.class, vfModuleUrl)
+
+            if (vfModuleModelVerOpt.isPresent()) {
+                vfModuleModelInfo.setModelVersionId(vfModuleModelVerOpt.get().getModelVersionId())
+                vfModuleModelInfo.setModelName(vfModuleModelVerOpt.get().getModelName())
+                vfModuleModelInfo.setModelVersion(vfModuleModelVerOpt.get().getModelVersion())
+            }
+            vfmodules.setModelInfo(vfModuleModelInfo)
+
+            vfmodules.setInstanceName(vfModule.getVfModuleName())
+
+            vfModuless.add(vfmodules)
+        }
+
+        return vfModuless
+    }
+
+
+    /**
+     * prepares VNF Model Info
+     * @param execution
+     * @param constituteVnf
+     * @return ModelInfo
+     */
+    ModelInfo prepareVNFModelInfo(DelegateExecution execution, GenericVnf constituteVnf) {
+        ModelInfo vnfModelInfo = new ModelInfo()
+
+        AAIResourcesClient client = getAAIClient()
+
+        vnfModelInfo.setModelInvariantUuid(constituteVnf.getModelInvariantId())
+        vnfModelInfo.setModelCustomizationId(constituteVnf.getModelCustomizationId())
+        vnfModelInfo.setModelInstanceName(constituteVnf.getVnfName())
+
+        AAIResourceUri vnfModelUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, constituteVnf.getModelInvariantId(), constituteVnf.getModelVersionId())
+
+        Optional<ModelVer> vnfModelVerOpt = client.get(ModelVer.class, vnfModelUrl)
+
+        if (vnfModelVerOpt.isPresent()) {
+            vnfModelInfo.setModelVersionId(vnfModelVerOpt.get().getModelVersionId())
+            vnfModelInfo.setModelName(vnfModelVerOpt.get().getModelName())
+            vnfModelInfo.setModelVersion(vnfModelVerOpt.get().getModelVersion())
+        }
+
+        return vnfModelInfo
+    }
+
+
+    List<Map<String, Object>> prepareInstanceParams(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        List<Map<String, Object>> instanceParams = new ArrayList<>()
+        Map<String, Object> instanceParamsMap = new HashMap<>()
+
+        // Supported S-NSSAI
+        List<String> snssais = (List<String>) currentNSSI['S-NSSAIs']
+
+        ServiceInstance nssi = (ServiceInstance) currentNSSI['nssi']
+
+        String orchStatus = nssi.getOrchestrationStatus()
+
+
+        List<Map<String, String>> snssaiList = new ArrayList<>()
+
+        for(String snssai:snssais) {
+            Map<String, String> snssaisMap = new HashMap<>()
+            snssaisMap.put("snssai", snssai)
+            snssaisMap.put("status", orchStatus)
+            snssaiList.add(snssaisMap)
+        }
+
+        //    Map<String, List<Map<String, String>>> supportedNssaiDetails = new HashMap<>()
+        //    supportedNssaiDetails.put("sNssai", supportedNssaiDetails)
+
+        ObjectMapper mapper = new ObjectMapper()
+
+        String supportedNssaiDetailsStr = mapper.writeValueAsString(snssaiList)
+
+
+        instanceParamsMap.put("k8s-rb-profile-name", "default") // ???
+        instanceParamsMap.put("config-type", "day2") // ???
+        instanceParamsMap.put("supportedNssai", supportedNssaiDetailsStr)
+        instanceParams.add(instanceParamsMap)
+
+        return instanceParams
+    }
+
+    /**
+     * Prepares Resources
+     * @param execution
+     * @return Resources
+     */
+    Resources prepareResources(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        Resources resources = new Resources()
+
+        // VNFs
+        List<Vnfs> vnfs = new ArrayList<>()
+        // VNF
+        Vnfs vnf = new Vnfs()
+
+        // Line of Business
+        LineOfBusiness lob = new LineOfBusiness()
+        lob.setLineOfBusinessName("VNF")
+        vnf.setLineOfBusiness(lob)
+
+        // Product family ID
+        GenericVnf constituteVnf = (GenericVnf)currentNSSI['constituteVnf']
+        vnf.setProductFamilyId(constituteVnf.getServiceId())
+
+        // Cloud configuration
+        vnf.setCloudConfiguration(prepareCloudConfiguration(execution))
+
+        // VF Modules
+        vnf.setVfModules(prepareVfModules(execution, constituteVnf))
+
+        // Model Info
+        vnf.setModelInfo(prepareVNFModelInfo(execution, constituteVnf))
+
+        // Instance name
+        vnf.setInstanceName(constituteVnf.getVnfName())
+
+        // Instance params
+        vnf.setInstanceParams(prepareInstanceParams(execution))
+
+        // No platform data
+
+        vnfs.add(vnf)
+        resources.setVnfs(vnfs)
+
+        return resources
+    }
+
+
+    /**
+     * Prepare Service
+     * @return Service
+     */
+    Service prepareService(DelegateExecution execution, ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
+        Service service = new Service()
+
+        // Model Info
+        service.setModelInfo(prepareServiceModelInfo(networkServiceInstance, modelInfo))
+
+        service.setInstanceName(networkServiceInstance.getServiceInstanceName())
+
+        // Resources
+        service.setResources(prepareResources(execution))
+
+        return service
+
+    }
+
+
+    /**
+     * Prepares request parameters
+     * @param execution
+     * @return RequestParameters
+     */
+    RequestParameters prepareRequestParameters(DelegateExecution execution, ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        RequestParameters requestParameters = new RequestParameters()
+
+        ServiceSubscription serviceSubscription = (ServiceSubscription)currentNSSI['serviceSubscription']
+
+        if(serviceSubscription != null) {
+            requestParameters.setSubscriptionServiceType(serviceSubscription.getServiceType())
+        }
+
+        // User params
+        List<Map<String, Object>> userParams = new ArrayList<>()
+
+        Map<String, Object> userParam = new HashMap<>()
+        userParam.put("Homing_Solution", "none")
+        userParams.add(userParam)
+
+        // Service
+        Map<String, Object> serviceMap = new HashMap<>()
+        serviceMap.put("service", prepareService(execution, networkServiceInstance, modelInfo))
+        userParams.add(serviceMap)
+        requestParameters.setUserParams(userParams)
+
+        return requestParameters
+    }
+
+
+    /**
+     * Prepare Owning Entity
+     * @param execution
+     * @return OwningEntity
+     */
+    OwningEntity prepareOwningEntity(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        AAIResourcesClient client = getAAIClient()
+
+        AAIResourceUri networkServiceInstanceUri = (AAIResourceUri)currentNSSI['networkServiceInstanceUri']
+
+        OwningEntity owningEntity = new OwningEntity()
+        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri)
+        Optional<Relationships> owningEntityRelationshipsOps = wrapper.getRelationships()
+        if (owningEntityRelationshipsOps.isPresent()) {
+            List<AAIResourceUri> owningEntityRelatedAAIUris = owningEntityRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.OWNING_ENTITY)
+
+            if (!(owningEntityRelatedAAIUris == null || owningEntityRelatedAAIUris.isEmpty())) {
+                Optional<org.onap.aai.domain.yang.OwningEntity> owningEntityOpt = client.get(org.onap.aai.domain.yang.OwningEntity.class, owningEntityRelatedAAIUris.get(0)) // Many-To-One relation
+                if (owningEntityOpt.isPresent()) {
+                    owningEntity.setOwningEntityId(owningEntityOpt.get().getOwningEntityId())
+                    owningEntity.setOwningEntityName(owningEntityOpt.get().getOwningEntityName())
+
+                }
+            }
+        }
+
+        return owningEntity
+    }
+
+
+    /**
+     * Prepares Project
+     * @param execution
+     * @return Project
+     */
+    Project prepareProject(DelegateExecution execution) {
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        AAIResourcesClient client = getAAIClient()
+
+        Project project = new Project()
+
+        AAIResourceUri cloudRegionRelatedAAIUri = (AAIResourceUri)currentNSSI['cloudRegionRelatedAAIUri']
+
+        if (cloudRegionRelatedAAIUri != null) {
+            AAIResultWrapper wrapper = client.get(cloudRegionRelatedAAIUri)
+            Optional<Relationships> cloudRegionOps = wrapper.getRelationships()
+            if (cloudRegionOps.isPresent()) {
+                List<AAIResourceUri> projectAAIUris = cloudRegionOps.get().getRelatedAAIUris(AAIObjectType.PROJECT)
+                if (!(projectAAIUris == null || projectAAIUris.isEmpty())) {
+                    Optional<org.onap.aai.domain.yang.Project> projectOpt = client.get(org.onap.aai.domain.yang.Project.class, projectAAIUris.get(0))
+                    if (projectOpt.isPresent()) {
+                        project.setProjectName(projectOpt.get().getProjectName())
+                    }
+                }
+            }
+        }
+
+        return project
+    }
+
+
+    /**
+     * Prepares RequestDetails object
+     * @param execution
+     * @return
+     */
+    String prepareRequestDetails(DelegateExecution execution) {
+        String errorCode = ""
+        String errorMessage = ""
+        String response
+
+        RequestDetails requestDetails = new RequestDetails()
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
+
+        try {
+            // Model Info
+            ModelInfo modelInfo = prepareModelInfo(execution)
+            requestDetails.setModelInfo(modelInfo)
+
+            // Subscriber Info
+            requestDetails.setSubscriberInfo(prepareSubscriberInfo(execution))
+
+            // Request Info
+            requestDetails.setRequestInfo(prepareRequestInfo(execution, networkServiceInstance))
+
+            // Request Parameters
+            requestDetails.setRequestParameters(prepareRequestParameters(execution, networkServiceInstance, modelInfo))
+
+            // Cloud configuration
+            requestDetails.setCloudConfiguration(prepareCloudConfiguration(execution))
+
+            // Owning entity
+            requestDetails.setOwningEntity(prepareOwningEntity(execution))
+
+            // Project
+            requestDetails.setProject(prepareProject(execution))
+
+            ObjectMapper mapper = new ObjectMapper()
+
+            response = mapper.writeValueAsString(requestDetails)
+        }
+        catch (any) {
+            String msg = "Exception in ${getPrefix()}.prepareRequestDetails. " + any.getCause()
+            LOGGER.error(msg)
+
+            response =  "{\n" +
+                    " \"errorCode\": \"7000\",\n" +
+                    " \"errorMessage\": \"${msg}\"\n" +
+                    "}"
+
+        }
+
+        return response
+    }
+
+
+    String getAuthHeader(DelegateExecution execution, String basicAuthValue, String msokey) {
+        String response = ""
+        String errorCode = ""
+        String errorMessage = ""
+
+        LOGGER.debug("Obtained BasicAuth username and password for OOF: " + basicAuthValue)
+        try {
+            response = utils.getBasicAuth(basicAuthValue, msokey)
+        } catch (Exception ex) {
+            LOGGER.error("Unable to encode username and password string: ", ex)
+
+            errorCode = "401"
+            errorMessage = "Internal Error - Unable to encode username and password string"
+
+            response =  "{\n" +
+                    " \"errorCode\": \"${errorCode}\",\n" +
+                    " \"errorMessage\": \"${errorMessage}\"\n" +
+                    "}"
+        }
+
+        return response
+    }
+
+
+    String encryptBasicAuth(String basicAuth, String msoKey) {
+        return utils.encrypt(basicAuth, msoKey)
+    }
+
+
+    /**
+     * Removes Slice Profile association with NSSI
+     * @param execution
+     */
+    void removeSPAssociationWithNSSI(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start removeSPAssociationWithNSSI")
+
+        AAIResourcesClient client = getAAIClient()
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        ServiceInstance nssi = (ServiceInstance)currentNSSI['nssi']
+
+        String nssiId = currentNSSI['nssiId']
+        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
+
+        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
+
+        String currentSNSSAI = currentNSSI['S-NSSAI']
+
+        associatedProfiles.removeIf({ associatedProfile -> (associatedProfile.getSNssai().equals(currentSNSSAI)) })
+
+        try {
+            getAAIClient().update(nssiUri, nssi)
+        }catch(Exception e){
+            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile association with NSSI update call: " + e.getMessage())
+        }
+
+        LOGGER.trace("${getPrefix()} Exit removeSPAssociationWithNSSI")
+    }
+
+
+    /**
+     * Deletes Slice Profile Instance
+     * @param execution
+     */
+    void deleteSliceProfileInstance(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start deleteSliceProfileInstance")
+
+        AAIResourcesClient client = getAAIClient()
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        SliceProfile sliceProfileContainsSNSSAI = (SliceProfile)currentNSSI['sliceProfileS-NSSAI']
+
+        String globalSubscriberId = currentNSSI['globalSubscriberId']
+        String serviceType = currentNSSI['serviceType']
+        String nssiId = currentNSSI['nssiId']
+
+        // global-customer-id, service-type, service-instance-id, profile-id
+        AAIResourceUri sliceProfileUri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, globalSubscriberId, serviceType, nssiId, sliceProfileContainsSNSSAI.getProfileId())
+
+        try {
+            getAAIClient().delete(sliceProfileUri)
+        }catch(Exception e){
+            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile Instance delete call: " + e.getMessage())
+        }
+
+        LOGGER.trace("${getPrefix()} Exit deleteSliceProfileInstance")
+    }
+
+
+    /**
+     * Updates operation status
+     * @param execution
+     */
+    void updateServiceOperationStatus(DelegateExecution execution) {
+        LOGGER.trace("${getPrefix()} Start updateServiceOperationStatus")
+
+        def currentNSSI = execution.getVariable("currentNSSI")
+
+        OperationStatus operationStatus = new OperationStatus()
+        operationStatus.setServiceId(currentNSSI['e2eServiceInstanceId'] as String)
+        operationStatus.setOperationId(currentNSSI['operationId'] as String)
+        operationStatus.setOperation(currentNSSI['operationType'] as String)
+        operationStatus.setResult(RequestsDbConstant.Status.FINISHED)
+
+        requestDBUtil.prepareUpdateOperationStatus(execution, operationStatus)
+
+        LOGGER.trace("${getPrefix()} Exit updateServiceOperationStatus")
+    }
+
+
+    /**
+     * Returns AAI client
+     * @return AAI client
+     */
+    AAIResourcesClient getAAIClient() {
+        return new AAIResourcesClient()
+    }
+
+
+    String getPrefix() {
+        return PREFIX
+    }
+}
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateCoreNSSI.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateCoreNSSI.groovy
index 49aeec8ee3..5dd70a0ab9 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateCoreNSSI.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateCoreNSSI.groovy
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP - SO
  * ================================================================================
- * Copyright (C) 2020  TIM
+ * Copyright (C) 2020  Telecom Italia
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -69,7 +69,7 @@ import org.slf4j.LoggerFactory
 
 import javax.ws.rs.core.Response
 
-class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
+class DoDeallocateCoreNSSI extends DoCommonCoreNSSI {
     private final String PREFIX ="DoDeallocateCoreNSSI"
 
     private ExceptionUtil exceptionUtil = new ExceptionUtil()
@@ -79,31 +79,13 @@ class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
 
     private static final Logger LOGGER = LoggerFactory.getLogger( DoDeallocateCoreNSSI.class)
 
-    @Override
-    void preProcessRequest(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start preProcessRequest")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-        if (!currentNSSI) {
-            String msg = "currentNSSI is null"
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
-        }
-
-        LOGGER.trace("***** ${PREFIX} Exit preProcessRequest")
-    }
-
-
-    /**
+/**
      * Queries OOF for NSSI termination
      * @param execution
      */
     void executeTerminateNSSIQuery(DelegateExecution execution) {
-        // TO DO: Unit test
         LOGGER.trace("${PREFIX} Start executeTerminateNSSIQuery")
 
-        def currentNSSI = execution.getVariable("currentNSSI")
-
         String urlString = UrnPropertiesReader.getVariable("mso.oof.endpoint", execution)
 
         //Prepare auth for OOF
@@ -266,90 +248,6 @@ class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
 
 
     /**
-     * Queries Network Service Instance in AAI
-     * @param execution
-     */
-    void getNetworkServiceInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getNetworkServiceInstance")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String globalSubscriberId = currentNSSI['globalSubscriberId']
-        String serviceType = currentNSSI['serviceType']
-        String nssiId = currentNSSI['nssiId']
-
-        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
-        Optional<ServiceInstance> nssiOpt = client.get(ServiceInstance.class, nssiUri)
-
-        if (nssiOpt.isPresent()) {
-            ServiceInstance nssi = nssiOpt.get()
-            currentNSSI['nssi'] = nssi
-
-            ServiceInstance networkServiceInstance = handleNetworkInstance(execution, nssiId, nssiUri, client)
-            currentNSSI['networkServiceInstance'] = networkServiceInstance
-        }
-        else {
-            String msg = String.format("NSSI %s not found in AAI", nssiId)
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-        LOGGER.trace("${PREFIX} Exit getNetworkServiceInstance")
-    }
-
-
-    /**
-     * Handles Network Service
-     * @param nssiId
-     * @param nssiUri
-     * @param client
-     * @return Network Service Instance
-     */
-    private ServiceInstance handleNetworkInstance(DelegateExecution execution, String nssiId, AAIResourceUri nssiUri, AAIResourcesClient client ) {
-        ServiceInstance networkServiceInstance = null
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        AAIResultWrapper wrapper = client.get(nssiUri)
-        Optional<Relationships> relationships = wrapper.getRelationships()
-
-        if (relationships.isPresent()) {
-            for (AAIResourceUri networkServiceInstanceUri : relationships.get().getRelatedAAIUris(AAIObjectType.SERVICE_INSTANCE)) {
-                Optional<ServiceInstance> networkServiceInstanceOpt = client.get(ServiceInstance.class, networkServiceInstanceUri)
-                if (networkServiceInstanceOpt.isPresent()) {
-                    networkServiceInstance = networkServiceInstanceOpt.get()
-
-                    if (networkServiceInstance.getServiceRole().equals("Network Service")) { // Network Service role
-                        currentNSSI['networkServiceInstanceUri'] = networkServiceInstanceUri
-                        break
-                    }
-                }
-                else {
-                    String msg = String.format("No Network Service Instance found for NSSI %s in AAI", nssiId)
-                    LOGGER.error(msg)
-                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-                }
-            }
-        }
-        else {
-            String msg = String.format("No relationship presented for NSSI %s in AAI", nssiId)
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-        if(networkServiceInstance == null) {
-            String msg = String.format("No Network Service Instance found for NSSI %s in AAI", nssiId)
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-        return networkServiceInstance
-    }
-
-
-    /**
      * Invokes deleteServiceOrder external API
      * @param execution
      */
@@ -445,715 +343,6 @@ class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
 
 
     /**
-     * Queries constitute VNF from Network Service Instance
-     * @param execution
-     */
-    void getConstituteVNFFromNetworkServiceInst(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getConstituteVNFFromNetworkServiceInst")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        AAIResourcesClient client = getAAIClient()
-
-        AAIResourceUri networkServiceInstanceUri = (AAIResourceUri)currentNSSI['networkServiceInstanceUri']
-        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri);
-        Optional<Relationships> relationships = wrapper.getRelationships()
-        if (relationships.isPresent()) {
-            for (AAIResourceUri constituteVnfUri : relationships.get().getRelatedAAIUris(AAIObjectType.GENERIC_VNF)) {
-                currentNSSI['constituteVnfUri'] = constituteVnfUri
-                Optional<GenericVnf> constituteVnfOpt = client.get(GenericVnf.class, constituteVnfUri)
-                if(constituteVnfOpt.isPresent()) {
-                    GenericVnf constituteVnf = constituteVnfOpt.get()
-                    currentNSSI['constituteVnf'] = constituteVnf
-                }
-                else {
-                    String msg = String.format("No constitute VNF found for Network Service Instance %s in AAI", ((ServiceInstance)currentNSSI['networkServiceInstance']).getServiceInstanceId())
-                    LOGGER.error(msg)
-                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-                }
-
-                break  // Should be only one constitute VNF
-            }
-        }
-        else {
-            String msg = String.format("No relationship presented for Network Service Instance %s in AAI", ((ServiceInstance)currentNSSI['networkServiceInstance']).getServiceInstanceId())
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-        LOGGER.trace("${PREFIX} Exit getConstituteVNFFromNetworkServiceInst")
-
-    }
-
-
-    /**
-     * Retrieves NSSI associated profiles from AAI
-     * @param execution
-     */
-    void getNSSIAssociatedProfiles(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getNSSIAssociatedProfiles")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        ServiceInstance nssi = (ServiceInstance)currentNSSI['nssi']
-
-        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
-
-        if(associatedProfiles.isEmpty()) {
-            String msg = String.format("No associated profiles found for NSSI %s in AAI", nssi.getServiceInstanceId())
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-        else {
-            currentNSSI['associatedProfiles'] =  associatedProfiles
-        }
-
-        LOGGER.trace("${PREFIX} Exit getNSSIAssociatedProfiles")
-    }
-
-
-    /**
-     * Calculates a final list of S-NSSAI
-     * @param execution
-     */
-    void calculateSNSSAI(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start calculateSNSSAI")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        List<SliceProfile> associatedProfiles = (List<SliceProfile>)currentNSSI['associatedProfiles']
-
-        String currentSNSSAI = currentNSSI['S-NSSAI']
-
-        List<String> snssais = new ArrayList<>()
-
-        for(SliceProfile associatedProfile:associatedProfiles) {
-            if(!associatedProfile.getSNssai().equals(currentSNSSAI)) { // not current S-NSSAI
-                snssais.add(associatedProfile.getSNssai())
-            }
-            else {
-                currentNSSI['sliceProfileS-NSSAI'] = associatedProfile
-            }
-        }
-
-        currentNSSI['S-NSSAIs'] = snssais
-
-        LOGGER.trace("${PREFIX} Exit calculateSNSSAI")
-    }
-
-
-    /**
-     * Invoke PUT Service Instance API
-     * @param execution
-     */
-    void invokePUTServiceInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start invokePUTServiceInstance")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        try {
-            //url:/onap/so/infra/serviceInstantiation/v7/serviceInstances/{serviceInstanceId}/vnfs/{vnfId}"
-            def nsmfЕndpoint = UrnPropertiesReader.getVariable("mso.infra.endpoint.url", execution) // ???
-
-            ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
-
-            GenericVnf constituteVnf = (GenericVnf)currentNSSI['constituteVnf']
-
-            String url = String.format("${nsmfЕndpoint}/serviceInstantiation/v7/serviceInstances/%s/vnfs/%s", networkServiceInstance.getServiceInstanceId(), constituteVnf.getVnfId())
-
-            String msoKey = UrnPropertiesReader.getVariable("mso.msoKey", execution)
-            String basicAuth =  UrnPropertiesReader.getVariable("mso.infra.endpoint.auth", execution)
-
-            def authHeader = ""
-            String basicAuthValue = encryptBasicAuth(basicAuth, msoKey) //utils.encrypt(basicAuth, msoKey)
-            String responseAuthHeader = getAuthHeader(execution, basicAuthValue, msoKey) //utils.getBasicAuth(basicAuthValue, msoKey)
-
-            String errorCode = jsonUtil.getJsonValue(responseAuthHeader, "errorCode")
-            if(errorCode == null || errorCode.isEmpty()) { // No error
-                authHeader = responseAuthHeader
-            }
-            else {
-                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(responseAuthHeader, "errorMessage"))
-            }
-
-            def requestDetails = ""
-            String prepareRequestDetailsResponse = prepareRequestDetails(execution)
-            errorCode = jsonUtil.getJsonValue(prepareRequestDetailsResponse, "errorCode")
-            if(errorCode == null || errorCode.isEmpty()) { // No error
-                requestDetails = prepareRequestDetailsResponse
-            }
-            else {
-                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(prepareRequestDetailsResponse, "errorMessage"))
-            }
-
-            String callPUTServiceInstanceResponse = callPUTServiceInstance(url, authHeader, requestDetails)
-            String putServiceInstanceResponse = ""
-
-            if(errorCode == null || errorCode.isEmpty()) { // No error
-                putServiceInstanceResponse = callPUTServiceInstanceResponse // check the response ???
-            }
-            else {
-                LOGGER.error(jsonUtil.getJsonValue(callPUTServiceInstanceResponse, "errorMessage"))
-                exceptionUtil.buildAndThrowWorkflowException(execution, Integer.parseInt(errorCode), jsonUtil.getJsonValue(callPUTServiceInstanceResponse, "errorMessage"))
-            }
-
-        } catch (any) {
-            String msg = "Exception in DoDeallocateCoreNSSI.invokePUTServiceInstance. " + any.getCause()
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
-        }
-
-        LOGGER.trace("${PREFIX} Exit invokePUTServiceInstance")
-    }
-
-
-    String callPUTServiceInstance(String url, String authHeader, String requestDetailsStr) {
-        String errorCode = ""
-        String errorMessage = ""
-        String response
-
-        try {
-            HttpClient httpClient = getHttpClientFactory().newJsonClient(new URL(url), ONAPComponents.EXTERNAL)
-            httpClient.addAdditionalHeader("Authorization", authHeader)
-            httpClient.addAdditionalHeader("Accept", "application/json")
-
-            Response httpResponse = httpClient.put(requestDetailsStr) // check http code ???
-
-
-            if (httpResponse.hasEntity()) {
-                response = httpResponse.readEntity(String.class)
-            }
-            else {
-                errorCode = 500
-                errorMessage = "No response received."
-
-                response =  "{\n" +
-                        " \"errorCode\": \"${errorCode}\",\n" +
-                        " \"errorMessage\": \"${errorMessage}\"\n" +
-                        "}"
-            }
-        }
-        catch (any) {
-            String msg = "Exception in DoDeallocateCoreNSSI.invokePUTServiceInstance. " + any.getCause()
-            LOGGER.error(msg)
-
-            response =  "{\n" +
-                    " \"errorCode\": \"7000\",\n" +
-                    " \"errorMessage\": \"${msg}\"\n" +
-                    "}"
-
-        }
-
-        return response
-
-    }
-
-
-    /**
-     * Prepare model info
-     * @param execution
-     * @param requestDetails
-     * @return ModelInfo
-     */
-    ModelInfo prepareModelInfo(DelegateExecution execution) {
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-        ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
-
-        ModelInfo modelInfo = new ModelInfo()
-
-        modelInfo.setModelType(ModelType.service)
-        modelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
-
-        AAIResourcesClient client = getAAIClient()
-
-        AAIResourceUri modelVerUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, networkServiceInstance.getModelInvariantId(), networkServiceInstance.getModelVersionId())
-        Optional<ModelVer> modelVerOpt = client.get(ModelVer.class, modelVerUrl)
-
-        if (modelVerOpt.isPresent()) {
-            modelInfo.setModelVersionId(modelVerOpt.get().getModelVersionId())
-            modelInfo.setModelName(modelVerOpt.get().getModelName())
-            modelInfo.setModelVersion(modelVerOpt.get().getModelVersion())
-        }
-
-        return modelInfo
-    }
-
-
-    /**
-     * Prepares subscriber info
-     * @param execution
-     * @return SubscriberInfo
-     */
-    SubscriberInfo prepareSubscriberInfo(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String globalSubscriberId = currentNSSI['globalSubscriberId']
-
-        String subscriberName = currentNSSI['subscriberName']
-
-        SubscriberInfo subscriberInfo = new SubscriberInfo()
-        subscriberInfo.setGlobalSubscriberId(globalSubscriberId)
-        subscriberInfo.setSubscriberName(subscriberName)
-
-        /*
-        AAIResourcesClient client = getAAIClient()
-
-        Customer customer = null
-
-        AAIResourceUri networkServiceInstanceUri = currentNSSI['networkServiceInstanceUri']
-        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri)
-        Optional<Relationships> serviceSubscriptionRelationshipsOps = wrapper.getRelationships()
-        if(serviceSubscriptionRelationshipsOps.isPresent()) {
-            List<AAIResourceUri> serviceSubscriptionRelatedAAIUris = serviceSubscriptionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.SERVICE_SUBSCRIPTION)
-            if(!(serviceSubscriptionRelatedAAIUris == null || serviceSubscriptionRelatedAAIUris.isEmpty())) {
-                AAIResourceUri serviceSubscriptionUri = serviceSubscriptionRelatedAAIUris.get(0) // Many-To-One relation
-                Optional<ServiceSubscription> serviceSubscriptionOpt = client.get(ServiceSubscription.class, serviceSubscriptionUri)
-
-                if(serviceSubscriptionOpt.isPresent()) {
-                    currentNSSI['serviceSubscription'] = serviceSubscriptionOpt.get()
-                }
-
-                wrapper = client.get(serviceSubscriptionUri)
-                Optional<Relationships> customerRelationshipsOps = wrapper.getRelationships()
-                if(customerRelationshipsOps.isPresent()) {
-                    List<AAIResourceUri> customerRelatedAAIUris = customerRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CUSTOMER)
-                    if(!(customerRelatedAAIUris == null || customerRelatedAAIUris.isEmpty())) {
-                        Optional<Customer> customerOpt = client.get(Customer.class, customerRelatedAAIUris.get(0)) // Many-To-One relation
-                        if(customerOpt.isPresent()) {
-                            customer = customerOpt.get()
-                            subscriberInfo.setSubscriberName(customer.getSubscriberName())
-                        }
-                    }
-                }
-            }
-
-        } */
-
-        return subscriberInfo
-    }
-
-
-    /**
-     * Prepares Request Info
-     * @param execution
-     * @return RequestInfo
-     */
-    RequestInfo prepareRequestInfo(DelegateExecution execution, ServiceInstance networkServiceInstance) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String serviceId = currentNSSI['serviceId']
-
-        RequestInfo requestInfo = new RequestInfo()
-
-        requestInfo.setInstanceName(networkServiceInstance.getServiceInstanceName())
-        requestInfo.setSource("VID")
-        requestInfo.setProductFamilyId(serviceId)
-        requestInfo.setRequestorId("NBI")
-
-        return requestInfo
-    }
-
-
-    /**
-     * Prepares Model Info
-     * @param networkServiceInstance
-     * @param modelInfo
-     * @return ModelInfo
-     */
-    ModelInfo prepareServiceModelInfo(ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
-
-        ModelInfo serviceModelInfo = new ModelInfo()
-        serviceModelInfo.setModelType(ModelType.service)
-        serviceModelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
-
-        serviceModelInfo.setModelVersionId(modelInfo.getModelVersionId())
-        serviceModelInfo.setModelName(modelInfo.getModelName())
-        serviceModelInfo.setModelVersion(modelInfo.getModelVersion())
-
-        return serviceModelInfo
-    }
-
-
-    /**
-     * Prepares Cloud configuration
-     * @param execution
-     * @return CloudConfiguration
-     */
-    CloudConfiguration prepareCloudConfiguration(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        CloudConfiguration cloudConfiguration = new CloudConfiguration()
-
-        AAIResourcesClient client = getAAIClient()
-
-        AAIResourceUri constituteVnfUri = currentNSSI['constituteVnfUri']
-        AAIResultWrapper wrapper = client.get(constituteVnfUri)
-        Optional<Relationships> cloudRegionRelationshipsOps = wrapper.getRelationships()
-
-        if(cloudRegionRelationshipsOps.isPresent()) {
-            List<AAIResourceUri> cloudRegionRelatedAAIUris = cloudRegionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CLOUD_REGION)
-            if (!(cloudRegionRelatedAAIUris == null || cloudRegionRelatedAAIUris.isEmpty())) {
-                AAIResourceUri cloudRegionRelatedAAIUri = cloudRegionRelatedAAIUris.get(0)
-                currentNSSI['cloudRegionRelatedAAIUri'] = cloudRegionRelatedAAIUri
-
-                Optional<CloudRegion> cloudRegionrOpt = client.get(CloudRegion.class, cloudRegionRelatedAAIUris.get(0))
-                CloudRegion cloudRegion = null
-                if (cloudRegionrOpt.isPresent()) {
-                    cloudRegion = cloudRegionrOpt.get()
-                    cloudConfiguration.setLcpCloudRegionId(cloudRegion.getCloudRegionId())
-                    for (Tenant tenant : cloudRegion.getTenants().getTenant()) {
-                        cloudConfiguration.setTenantId(tenant.getTenantId())
-                        break // only one is required
-                    }
-
-                    cloudConfiguration.setCloudOwner(cloudRegion.getCloudOwner())
-                }
-            }
-        }
-
-        return cloudConfiguration
-    }
-
-
-    /**
-     * Prepares a list of VF Modules
-     * @param execution
-     * @param constituteVnf
-     * @return List<VfModules>
-     */
-    List<VfModules> prepareVfModules(DelegateExecution execution, GenericVnf constituteVnf) {
-
-        AAIResourcesClient client = getAAIClient()
-
-        List<VfModules> vfModuless = new ArrayList<>()
-        for (VfModule vfModule : constituteVnf.getVfModules().getVfModule()) {
-            VfModules vfmodules = new VfModules()
-
-            ModelInfo vfModuleModelInfo = new ModelInfo()
-            vfModuleModelInfo.setModelInvariantUuid(vfModule.getModelInvariantId())
-            vfModuleModelInfo.setModelCustomizationId(vfModule.getModelCustomizationId())
-
-            AAIResourceUri vfModuleUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, vfModule.getModelInvariantId(), vfModule.getModelVersionId())
-
-            Optional<ModelVer> vfModuleModelVerOpt = client.get(ModelVer.class, vfModuleUrl)
-
-            if (vfModuleModelVerOpt.isPresent()) {
-                vfModuleModelInfo.setModelVersionId(vfModuleModelVerOpt.get().getModelVersionId())
-                vfModuleModelInfo.setModelName(vfModuleModelVerOpt.get().getModelName())
-                vfModuleModelInfo.setModelVersion(vfModuleModelVerOpt.get().getModelVersion())
-
-                // No model customization ID
-            }
-            vfmodules.setModelInfo(vfModuleModelInfo)
-
-            vfmodules.setInstanceName(vfModule.getVfModuleName()) // ???
-
-            vfModuless.add(vfmodules)
-        }
-
-        return vfModuless
-    }
-
-
-    /**
-     * prepares VNF Model Info
-     * @param execution
-     * @param constituteVnf
-     * @return ModelInfo
-     */
-    ModelInfo prepareVNFModelInfo(DelegateExecution execution, GenericVnf constituteVnf) {
-        ModelInfo vnfModelInfo = new ModelInfo()
-
-        AAIResourcesClient client = getAAIClient()
-
-        vnfModelInfo.setModelInvariantUuid(constituteVnf.getModelInvariantId())
-        vnfModelInfo.setModelCustomizationId(constituteVnf.getModelCustomizationId())
-        vnfModelInfo.setModelInstanceName(constituteVnf.getVnfName())
-
-        AAIResourceUri vnfModelUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, constituteVnf.getModelInvariantId(), constituteVnf.getModelVersionId())
-
-        Optional<ModelVer> vnfModelVerOpt = client.get(ModelVer.class, vnfModelUrl)
-
-        if (vnfModelVerOpt.isPresent()) {
-            vnfModelInfo.setModelVersionId(vnfModelVerOpt.get().getModelVersionId())
-            vnfModelInfo.setModelName(vnfModelVerOpt.get().getModelName())
-            vnfModelInfo.setModelVersion(vnfModelVerOpt.get().getModelVersion())
-
-            // No model instance name
-        }
-
-        return vnfModelInfo
-    }
-
-
-    List<Map<String, Object>> prepareInstanceParams(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        List<Map<String, Object>> instanceParams = new ArrayList<>()
-        Map<String, Object> instanceParamsMap = new HashMap<>()
-
-        // Supported S-NSSAI
-        List<String> snssais = (List<String>) currentNSSI['S-NSSAIs']
-
-        ServiceInstance nssi = (ServiceInstance) currentNSSI['nssi']
-
-        String orchStatus = nssi.getOrchestrationStatus()
-
-
-        List<Map<String, String>> snssaiList = new ArrayList<>()
-
-        for(String snssai:snssais) {
-           Map<String, String> snssaisMap = new HashMap<>()
-            snssaisMap.put("snssai", snssai)
-            snssaisMap.put("status", orchStatus)
-            snssaiList.add(snssaisMap)
-        }
-
-    //    Map<String, List<Map<String, String>>> supportedNssaiDetails = new HashMap<>()
-    //    supportedNssaiDetails.put("sNssai", supportedNssaiDetails)
-
-        ObjectMapper mapper = new ObjectMapper()
-
-        String supportedNssaiDetailsStr = mapper.writeValueAsString(snssaiList)
-
-
-        instanceParamsMap.put("k8s-rb-profile-name", "default") // ???
-        instanceParamsMap.put("config-type", "day2") // ???
-        instanceParamsMap.put("supportedNssai", supportedNssaiDetailsStr)
-        instanceParams.add(instanceParamsMap)
-
-        // No other instance params, e.g. config-type
-
-        return instanceParams
-    }
-
-    /**
-     * Prepares Resources
-     * @param execution
-     * @return Resources
-     */
-    Resources prepareResources(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        Resources resources = new Resources()
-
-        // VNFs
-        List<Vnfs> vnfs = new ArrayList<>()
-        // VNF
-        Vnfs vnf = new Vnfs()
-
-        // Line of Business
-        LineOfBusiness lob = new LineOfBusiness()
-        lob.setLineOfBusinessName("VNF")
-        vnf.setLineOfBusiness(lob)
-
-        // Product family ID
-        GenericVnf constituteVnf = (GenericVnf)currentNSSI['constituteVnf']
-        vnf.setProductFamilyId(constituteVnf.getServiceId())
-
-        // Cloud configuration
-        vnf.setCloudConfiguration(prepareCloudConfiguration(execution))
-
-        // VF Modules
-        vnf.setVfModules(prepareVfModules(execution, constituteVnf))
-
-        // Model Info
-        vnf.setModelInfo(prepareVNFModelInfo(execution, constituteVnf))
-
-        // Instance name
-        vnf.setInstanceName(constituteVnf.getVnfName())
-
-        // Instance params
-        vnf.setInstanceParams(prepareInstanceParams(execution))
-
-        // No platform data
-
-        vnfs.add(vnf)
-        resources.setVnfs(vnfs)
-
-        return resources
-    }
-
-
-    /**
-     * Prepare Service
-     * @return Service
-     */
-    Service prepareService(DelegateExecution execution, ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
-        Service service = new Service()
-
-        // Model Info
-        service.setModelInfo(prepareServiceModelInfo(networkServiceInstance, modelInfo))
-
-        service.setInstanceName(networkServiceInstance.getServiceInstanceName())
-
-        // Resources
-        service.setResources(prepareResources(execution))
-
-        return service
-
-    }
-
-
-    /**
-     * Prepares request parameters
-     * @param execution
-     * @return RequestParameters
-     */
-    RequestParameters prepareRequestParameters(DelegateExecution execution, ServiceInstance networkServiceInstance, ModelInfo modelInfo) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        RequestParameters requestParameters = new RequestParameters()
-
-        ServiceSubscription serviceSubscription = (ServiceSubscription)currentNSSI['serviceSubscription']
-
-        if(serviceSubscription != null) {
-            requestParameters.setSubscriptionServiceType(serviceSubscription.getServiceType())
-        }
-
-        // User params
-        List<Map<String, Object>> userParams = new ArrayList<>()
-
-        Map<String, Object> userParam = new HashMap<>()
-        userParam.put("Homing_Solution", "none")
-        userParams.add(userParam)
-
-        // Service
-        Map<String, Object> serviceMap = new HashMap<>()
-        serviceMap.put("service", prepareService(execution, networkServiceInstance, modelInfo))
-        userParams.add(serviceMap)
-        requestParameters.setUserParams(userParams)
-
-        // No other user params
-
-        return requestParameters
-    }
-
-
-    /**
-     * Prepare Owning Entity
-     * @param execution
-     * @return OwningEntity
-     */
-    OwningEntity prepareOwningEntity(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        AAIResourcesClient client = getAAIClient()
-
-        AAIResourceUri networkServiceInstanceUri = (AAIResourceUri)currentNSSI['networkServiceInstanceUri']
-
-        OwningEntity owningEntity = new OwningEntity()
-        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri)
-        Optional<Relationships> owningEntityRelationshipsOps = wrapper.getRelationships()
-        if (owningEntityRelationshipsOps.isPresent()) {
-            List<AAIResourceUri> owningEntityRelatedAAIUris = owningEntityRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.OWNING_ENTITY)
-
-            if (!(owningEntityRelatedAAIUris == null || owningEntityRelatedAAIUris.isEmpty())) {
-                Optional<org.onap.aai.domain.yang.OwningEntity> owningEntityOpt = client.get(org.onap.aai.domain.yang.OwningEntity.class, owningEntityRelatedAAIUris.get(0)) // Many-To-One relation
-                if (owningEntityOpt.isPresent()) {
-                    owningEntity.setOwningEntityId(owningEntityOpt.get().getOwningEntityId())
-                    owningEntity.setOwningEntityName(owningEntityOpt.get().getOwningEntityName())
-
-                }
-            }
-        }
-
-        return owningEntity
-    }
-
-
-    /**
-     * Prepares Project
-     * @param execution
-     * @return Project
-     */
-    Project prepareProject(DelegateExecution execution) {
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        AAIResourcesClient client = getAAIClient()
-
-        Project project = new Project()
-
-        AAIResourceUri cloudRegionRelatedAAIUri = (AAIResourceUri)currentNSSI['cloudRegionRelatedAAIUri']
-
-        if (cloudRegionRelatedAAIUri != null) {
-            AAIResultWrapper wrapper = client.get(cloudRegionRelatedAAIUri)
-            Optional<Relationships> cloudRegionOps = wrapper.getRelationships()
-            if (cloudRegionOps.isPresent()) {
-                List<AAIResourceUri> projectAAIUris = cloudRegionOps.get().getRelatedAAIUris(AAIObjectType.PROJECT)
-                if (!(projectAAIUris == null || projectAAIUris.isEmpty())) {
-                    Optional<org.onap.aai.domain.yang.Project> projectOpt = client.get(org.onap.aai.domain.yang.Project.class, projectAAIUris.get(0))
-                    if (projectOpt.isPresent()) {
-                        project.setProjectName(projectOpt.get().getProjectName())
-                    }
-                }
-            }
-        }
-
-        return project
-    }
-
-
-    /**
-     * Prepares RequestDetails object
-     * @param execution
-     * @return
-     */
-     String prepareRequestDetails(DelegateExecution execution) {
-         String errorCode = ""
-         String errorMessage = ""
-         String response
-
-        RequestDetails requestDetails = new RequestDetails()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        ServiceInstance networkServiceInstance = (ServiceInstance)currentNSSI['networkServiceInstance']
-
-         try {
-             // Model Info
-             ModelInfo modelInfo = prepareModelInfo(execution)
-             requestDetails.setModelInfo(modelInfo)
-
-             // Subscriber Info
-             requestDetails.setSubscriberInfo(prepareSubscriberInfo(execution))
-
-             // Request Info
-             requestDetails.setRequestInfo(prepareRequestInfo(execution, networkServiceInstance))
-
-             // Request Parameters
-             requestDetails.setRequestParameters(prepareRequestParameters(execution, networkServiceInstance, modelInfo))
-
-             // Cloud configuration
-             requestDetails.setCloudConfiguration(prepareCloudConfiguration(execution))
-
-             // Owning entity
-             requestDetails.setOwningEntity(prepareOwningEntity(execution))
-
-             // Project
-             requestDetails.setProject(prepareProject(execution))
-
-             ObjectMapper mapper = new ObjectMapper()
-
-             response = mapper.writeValueAsString(requestDetails)
-         }
-         catch (any) {
-             String msg = "Exception in DoDeallocateCoreNSSI.prepareRequestDetails. " + any.getCause()
-             LOGGER.error(msg)
-
-             response =  "{\n" +
-                     " \"errorCode\": \"7000\",\n" +
-                     " \"errorMessage\": \"${msg}\"\n" +
-                     "}"
-
-         }
-
-         return response
-    }
-
-
-    /**
      * Removes NSSI association with NSI
      * @param execution
      */
@@ -1181,68 +370,6 @@ class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
 
 
     /**
-     * Removes Slice Profile association with NSSI
-     * @param execution
-     */
-    void removeSPAssociationWithNSSI(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start removeSPAssociationWithNSSI")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        ServiceInstance nssi = (ServiceInstance)currentNSSI['nssi']
-
-        String nssiId = currentNSSI['nssiId']
-        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
-
-        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
-
-        String currentSNSSAI = currentNSSI['S-NSSAI']
-
-        associatedProfiles.removeIf({ associatedProfile -> (associatedProfile.getSNssai().equals(currentSNSSAI)) })
-
-        try {
-            getAAIClient().update(nssiUri, nssi)
-        }catch(Exception e){
-            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile association with NSSI update call: " + e.getMessage())
-        }
-
-        LOGGER.trace("${PREFIX} Exit removeSPAssociationWithNSSI")
-    }
-
-
-    /**
-     * Deletes Slice Profile Instance
-     * @param execution
-     */
-    void deleteSliceProfileInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start deleteSliceProfileInstance")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        SliceProfile sliceProfileContainsSNSSAI = (SliceProfile)currentNSSI['sliceProfileS-NSSAI']
-
-        String globalSubscriberId = currentNSSI['globalSubscriberId']
-        String serviceType = currentNSSI['serviceType']
-        String nssiId = currentNSSI['nssiId']
-
-        // global-customer-id, service-type, service-instance-id, profile-id
-        AAIResourceUri sliceProfileUri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, globalSubscriberId, serviceType, nssiId, sliceProfileContainsSNSSAI.getProfileId())
-
-        try {
-            getAAIClient().delete(sliceProfileUri)
-        }catch(Exception e){
-            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile Instance delete call: " + e.getMessage())
-        }
-
-        LOGGER.trace("${PREFIX} Exit deleteSliceProfileInstance")
-    }
-
-
-    /**
      * Delets NSSI Service Instance
      * @param execution
      */
@@ -1266,33 +393,10 @@ class DoDeallocateCoreNSSI extends AbstractServiceTaskProcessor {
     }
 
 
-    /**
-     * Updates operation status
-     * @param execution
-     */
-    void updateServiceOperationStatus(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start updateServiceOperationStatus")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        OperationStatus operationStatus = new OperationStatus()
-        operationStatus.setServiceId(currentNSSI['e2eServiceInstanceId'] as String)
-        operationStatus.setOperationId(currentNSSI['operationId'] as String)
-        operationStatus.setOperation(currentNSSI['operationType'] as String)
-        operationStatus.setResult(RequestsDbConstant.Status.FINISHED)
-
-        requestDBUtil.prepareUpdateOperationStatus(execution, operationStatus)
-
-        LOGGER.trace("${PREFIX} Exit updateServiceOperationStatus")
-    }
-
 
-    /**
-     * Returns AAI client
-     * @return AAI client
-     */
-    AAIResourcesClient getAAIClient() {
-        return new AAIResourcesClient()
+    @Override
+    String getPrefix() {
+        return PREFIX
     }
 
 }
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyCoreNSSI.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyCoreNSSI.groovy
index 6c12a656f4..1f25c733cd 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyCoreNSSI.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyCoreNSSI.groovy
@@ -1,3 +1,23 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020  Telecom Italia
+ * ================================================================================
+ * 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.onap.so.bpmn.infrastructure.scripts
 
 import com.fasterxml.jackson.databind.ObjectMapper
@@ -47,7 +67,7 @@ import org.slf4j.LoggerFactory
 
 import javax.ws.rs.core.Response
 
-class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
+class DoModifyCoreNSSI extends DoCommonCoreNSSI {
 
     private final String PREFIX ="DoModifyCoreNSSI"
 
@@ -58,501 +78,6 @@ class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
 
     private static final Logger LOGGER = LoggerFactory.getLogger( DoModifyCoreNSSI.class)
 
-    @Override
-    void preProcessRequest(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start preProcessRequest")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-        if (!currentNSSI) {
-            String msg = "currentNSSI is null"
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
-        }
-
-        LOGGER.trace("***** ${PREFIX} Exit preProcessRequest")
-    }
-
-
-    /**
-     * Queries Network Service Instance in AAI
-     * @param execution
-     */
-    void getNetworkServiceInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getNetworkServiceInstance")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String globalSubscriberId = currentNSSI['globalSubscriberId']
-        String serviceType = currentNSSI['serviceType']
-        String nssiId = currentNSSI['nssiServiceInstanceId']
-
-        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId) //AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, globalSubscriberId, serviceType, nssiId)
-        Optional<ServiceInstance> nssiOpt = client.get(ServiceInstance.class, nssiUri)
-
-        if (nssiOpt.isPresent()) {
-            ServiceInstance nssi = nssiOpt.get()
-            execution.setVariable("nssi", nssi)
-
-            execution.setVariable("nssiUri", nssiUrl)
-
-            // Network Service Instance
-            AAIResultWrapper wrapper = client.get(nssiUri);
-            Optional<Relationships> relationships = wrapper.getRelationships()
-            if (relationships.isPresent()) {
-                for(AAIResourceUri networkServiceInstanceUri: relationships.get().getRelatedAAIUris(AAIObjectType.SERVICE_INSTANCE)){ // ???
-                    Optional<ServiceInstance> networkServiceInstanceOpt = client.get(ServiceInstance.class, networkServiceInstanceUri)
-                    if(networkServiceInstanceOpt.isPresent()) {
-                        ServiceInstance networkServiceInstance = networkServiceInstanceOpt.get()
-
-                        if(networkServiceInstance.getServiceRole().equals("Network Service")) { // Network Service
-                            execution.setVariable("networkServiceInstance", networkServiceInstance)
-
-                            execution.setVariable("networkServiceInstanceUri", networkServiceInstanceUri)
-                            break // Should be only one Network Service Instance
-                        }
-                    }
-                    else {
-                        String msg = String.format("No Network Service Instance found for NSSI %s in AAI", nssiId)
-                        LOGGER.error(msg)
-                        exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-                    }
-
-                }
-            }
-            else {
-                String msg = String.format("No relationship presented for NSSI %s in AAI", nssiId)
-                LOGGER.error(msg)
-                exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-            }
-        }
-        else {
-            String msg = String.format("NSSI %s not found in AAI", nssiId)
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-
-        LOGGER.trace("***** ${PREFIX} Exit getNetworkServiceInstance")
-    }
-
-
-    /**
-     * Queries constitute VNF from Network Service Instance
-     * @param execution
-     */
-    void getConstituteVNFFromNetworkServiceInst(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getConstituteVNFFromNetworkServiceInst")
-
-        AAIResourcesClient client = getAAIClient()
-
-        AAIResourceUri networkServiceInstanceUri = (AAIResourceUri)execution.getVariable("networkServiceInstanceUri")
-        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri);
-        Optional<Relationships> relationships = wrapper.getRelationships()
-        if (relationships.isPresent()) {
-            for (AAIResourceUri constituteVnfUri : relationships.get().getRelatedAAIUris(AAIObjectType.GENERIC_VNF)) {  // ???
-                execution.setVariable("constituteVnfUri", constituteVnfUri)
-                Optional<GenericVnf> constituteVnfOpt = client.get(GenericVnf.class, constituteVnfUri)
-                if(constituteVnfOpt.isPresent()) {
-                    GenericVnf constituteVnf = constituteVnfOpt.get()
-                    execution.setVariable("constituteVnf", constituteVnf)
-                }
-                else {
-                    String msg = String.format("No constitute VNF found for Network Service Instance %s in AAI", ((ServiceInstance)execution.getVariable("networkServiceInstance")).getServiceInstanceId())
-                    LOGGER.error(msg)
-                    exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-                }
-
-                execution.setVariable("networkServiceInstanceUri", networkServiceInstanceUri)
-                break  // Should be only one constitute VNF
-            }
-        }
-        else {
-            String msg = String.format("No relationship presented for Network Service Instance %s in AAI", ((ServiceInstance)execution.getVariable("networkServiceInstance")).getServiceInstanceId())
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-
-        LOGGER.trace("${PREFIX} Exit getConstituteVNFFromNetworkServiceInst")
-
-    }
-
-
-    /**
-     * Retrieves NSSI associated profiles from AAI
-     * @param execution
-     */
-    void getNSSIAssociatedProfiles(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start getNSSIAssociatedProfiles")
-
-        AAIResourcesClient client = getAAIClient()
-
-        ServiceInstance nssi = (ServiceInstance)execution.getVariable("nssi")
-
-        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
-
-        if(associatedProfiles.isEmpty()) {
-            String msg = String.format("No associated profiles found for NSSI %s in AAI", nssi.getServiceInstanceId())
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 2500, msg)
-        }
-        else {
-            execution.setVariable("associatedProfiles", associatedProfiles)
-        }
-
-        LOGGER.trace("${PREFIX} Exit getNSSIAssociatedProfiles")
-    }
-
-
-    /**
-     * Calculates a final list of S-NSSAI
-     * @param execution
-     */
-    void calculateSNSSAI(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start calculateSNSSAI")
-
-        List<SliceProfile> associatedProfiles = (List<SliceProfile>)execution.getVariable("associatedProfiles")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String currentSNSSAI = currentNSSI['S-NSSAI']
-
-        List<String> snssais = new ArrayList<>()
-
-        if((Boolean)execution.getVariable("isCreateSliceProfileInstance" ).equals(Boolean.TRUE)) { // Slice Profile Instance has to be created
-            for (SliceProfile associatedProfile : associatedProfiles) {
-                snssais.add(associatedProfile.getSNssai())
-            }
-
-            snssais.add(currentSNSSAI)
-        }
-        else { // Slice profile instance has to be deleted
-            for (SliceProfile associatedProfile : associatedProfiles) {
-                if (!associatedProfile.getSNssai().equals(currentNSSI)) { // not current S-NSSAI
-                    snssais.add(associatedProfile.getSNssai())
-                }
-            }
-        }
-
-        execution.setVariable("S-NSSAIs", snssais)
-
-        LOGGER.trace("${PREFIX} Exit calculateSNSSAI")
-    }
-
-
-    /**
-     * Invoke PUT Service Instance API
-     * @param execution
-     */
-    void invokePUTServiceInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start invokePUTServiceInstance")
-
-        try {
-            //url:/onap/so/infra/serviceInstantiation/v7/serviceInstances/{serviceInstanceId}/vnfs/{vnfId}"
-            def nsmfЕndpoint = UrnPropertiesReader.getVariable("mso.infra.endpoint.url", execution) // ???
-
-            ServiceInstance networkServiceInstance = (ServiceInstance)execution.getVariable("networkServiceInstance")
-
-            GenericVnf constituteVnf = (GenericVnf)execution.getVariable("constituteVnf")
-
-            String url = String.format("${nsmfЕndpoint}/serviceInstantiation/v7/serviceInstances/%s/vnfs/%s", networkServiceInstance.getServiceInstanceId(), constituteVnf.getVnfId()) // ???
-
-            String msoKey = UrnPropertiesReader.getVariable("mso.msoKey", execution)
-            String basicAuth =  UrnPropertiesReader.getVariable("mso.infra.endpoint.auth", execution)
-            String basicAuthValue = utils.encrypt(basicAuth, msoKey)
-            String encodeString = utils.getBasicAuth(basicAuthValue, msoKey)
-
-            HttpClient httpClient = getHttpClientFactory().newJsonClient(new URL(url), ONAPComponents.EXTERNAL)
-            httpClient.addAdditionalHeader("Authorization", encodeString)
-            httpClient.addAdditionalHeader("Accept", "application/json")
-
-            RequestDetails requestDetails = prepareRequestDetails(execution)
-            ObjectMapper mapper = new ObjectMapper()
-            String requestDetailsStr = mapper.writeValueAsString(requestDetails)
-
-            Response httpResponse = httpClient.put(requestDetailsStr) // check http code ???
-        } catch (any) {
-            String msg = "Exception in DoDeallocateCoreNSSI.deleteServiceOrder. " + any.getCause()
-            LOGGER.error(msg)
-            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
-        }
-
-        LOGGER.trace("${PREFIX} Exit invokePUTServiceInstance")
-    }
-
-
-    /**
-     * Prepare model info
-     * @param execution
-     * @param requestDetails
-     * @return
-     */
-    private ModelInfo prepareModelInfo(DelegateExecution execution) {
-        ModelInfo modelInfo = new ModelInfo()
-
-        modelInfo.setModelType(ModelType.service)
-        modelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
-
-        AAIResourceUri modelVerUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, networkServiceInstance.getModelInvariantId()) // model of Network Service Instance ???
-        Optional<ModelVer> modelVerOpt = client.get(ModelVer.class, modelVerUrl)
-
-        if (modelVerOpt.isPresent()) {
-            modelInfo.setModelVersionId(modelVerOpt.get().getModelVersionId())
-            modelInfo.setModelName(modelVerOpt.get().getModelName())
-            modelInfo.setModelVersion(modelVerOpt.get().getModelVersion())
-        }
-
-
-        return modelInfo
-    }
-
-
-    /**
-     * Prepares RequestDetails object
-     * @param execution
-     * @return
-     */
-    private RequestDetails prepareRequestDetails(DelegateExecution execution) {
-        RequestDetails requestDetails = new RequestDetails()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        String globalSubscriberId = currentNSSI['globalSubscriberId']
-
-        ServiceInstance networkServiceInstance = (ServiceInstance)execution.getVariable("networkServiceInstance")
-
-
-        AAIResourcesClient client = getAAIClient()
-
-        // Model Info
-        requestDetails.setModelInfo(prepareModelInfo(execution))
-
-        // Subscriber Info
-        SubscriberInfo subscriberInfo = new SubscriberInfo()
-        subscriberInfo.setGlobalSubscriberId(globalSubscriberId)
-
-        Customer customer = null
-        ServiceSubscription serviceSubscription = null
-
-        AAIResourceUri networkServiceInstanceUri = execution.getVariable("networkServiceInstanceUri")
-        AAIResultWrapper wrapper = client.get(networkServiceInstanceUri)
-        Optional<Relationships> serviceSubscriptionRelationshipsOps = wrapper.getRelationships()
-        if(serviceSubscriptionRelationshipsOps.isPresent()) {
-            List<AAIResourceUri> serviceSubscriptionRelatedAAIUris = serviceSubscriptionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.SERVICE_SUBSCRIPTION)
-            if(!(serviceSubscriptionRelatedAAIUris == null || serviceSubscriptionRelatedAAIUris.isEmpty())) {
-                AAIResourceUri serviceSubscriptionUri = serviceSubscriptionRelatedAAIUris.get(0) // Many-To-One relation
-                Optional<ServiceSubscription> serviceSubscriptionOpt = client.get(ServiceSubscription.class, serviceSubscriptionUri)
-                if(serviceSubscriptionOpt.isPresent()) {
-                    serviceSubscription = serviceSubscriptionOpt.get()
-                }
-
-                wrapper = client.get(serviceSubscriptionUri)
-                Optional<Relationships> customerRelationshipsOps = wrapper.getRelationships()
-                if(customerRelationshipsOps.isPresent()) {
-                    List<AAIResourceUri> customerRelatedAAIUris = customerRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CUSTOMER)
-                    if(!(customerRelatedAAIUris == null || customerRelatedAAIUris.isEmpty())) {
-                        Optional<Customer> customerOpt = client.get(Customer.class, customerRelatedAAIUris.get(0)) // Many-To-One relation
-                        if(customerOpt.isPresent()) {
-                            customer = customerOpt.get()
-                            subscriberInfo.setSubscriberName(customer.getSubscriberName())
-                        }
-                    }
-                }
-            }
-
-        }
-        requestDetails.setSubscriberInfo(subscriberInfo)
-
-        // Request Info
-        RequestInfo requestInfo = new RequestInfo()
-        requestInfo.setInstanceName(networkServiceInstance.getServiceInstanceName())
-
-        /* No found data to provide ???
-        requestInfo.setSource()
-        requestInfo.setSuppressRollback()
-        requestInfo.setRequestorId()
-        requestInfo.setProductFamilyId()
-        */
-
-        requestDetails.setRequestInfo(requestInfo)
-
-
-        // Request Parameters
-        RequestParameters requestParameters = new RequestParameters()
-
-        // No found data to provide ??? requestParameters.setaLaCarte()
-        requestParameters.setSubscriptionServiceType(serviceSubscription.getServiceType())
-
-        // User params
-        List<Map<String, Object>> userParams = new ArrayList<>()
-        // Service
-        Service service = new Service()
-        // Model Info
-        ModelInfo serviceModelInfo = new ModelInfo()
-        serviceModelInfo.setModelType(ModelType.service)
-        serviceModelInfo.setModelInvariantId(networkServiceInstance.getModelInvariantId())
-
-        serviceModelInfo.setModelVersionId(modelInfo.get().getModelVersionId())
-        serviceModelInfo.setModelName(modelInfo.get().getModelName())
-        serviceModelInfo.setModelVersion(modelInfo.get().getModelVersion())
-
-        service.setModelInfo(serviceModelInfo)
-
-        // Resources
-        Resources resources = new Resources()
-
-        CloudRegion cloudRegion = null
-        AAIResourceUri cloudRegionRelatedAAIUri = null
-        // VNFs
-        List<Vnfs> vnfs = new ArrayList<>()
-        // VNF
-        Vnfs vnf = new Vnfs()
-
-        // Cloud configuration
-        CloudConfiguration cloudConfiguration = new CloudConfiguration()
-
-        AAIResourceUri constituteVnfUri = (AAIResourceUri)execution.getVariable("constituteVnfUri")
-        wrapper = client.get(constituteVnfUri)
-        Optional<Relationships> constituteVnfOps = wrapper.getRelationships()
-        if(constituteVnfOps.isPresent()) {
-            List<AAIResourceUri> cloudRegionRelatedAAIUris = serviceSubscriptionRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.CLOUD_REGION)
-            if(!(cloudRegionRelatedAAIUris == null || cloudRegionRelatedAAIUris.isEmpty())) {
-                cloudRegionRelatedAAIUri = cloudRegionRelatedAAIUris.get(0)
-                Optional<CloudRegion> cloudRegionrOpt = client.get(CloudRegion.class, cloudRegionRelatedAAIUris.get(0))
-                if(cloudRegionrOpt.isPresent()) {
-                    cloudRegion = cloudRegionrOpt.get()
-                    cloudConfiguration.setLcpCloudRegionId(cloudRegion.getCloudRegionId())
-                    for(Tenant tenant:cloudRegion.getTenants()) {
-                        cloudConfiguration.setTenantId(tenant.getTenantId())
-                        break // only one is required
-                    }
-
-                    cloudConfiguration.setCloudOwner(cloudRegion.getCloudOwner())
-                }
-            }
-        }
-
-        vnf.setCloudConfiguration(cloudConfiguration)
-
-        // VF Modules
-        GenericVnf constituteVnf = execution.getVariable("constituteVnf")
-        List<VfModules> vfModuless = new ArrayList<>()
-        for(VfModule vfModule:constituteVnf.getVfModules()) {
-            VfModules vfmodules = new VfModules()
-
-            ModelInfo vfModuleModelInfo = new ModelInfo()
-            vfModuleModelInfo.setModelInvariantUuid(vfModule.getModelInvariantId())
-
-            AAIResourceUri vfModuleUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, vfModule.getModelInvariantId()) // ???
-            Optional<ModelVer> vfModuleModelVerOpt = client.get(ModelVer.class, vfModuleUrl)
-
-            if (vfModuleModelVerOpt.isPresent()) {
-                vfModuleModelInfo.setModelVersionId(vfModuleModelVerOpt.get().getModelVersionId())
-                vfModuleModelInfo.setModelName(vfModuleModelVerOpt.get().getModelName())
-                vfModuleModelInfo.setModelVersion(vfModuleModelVerOpt.get().getModelVersion())
-
-                // No model customization ID
-            }
-            vfmodules.setModelInfo(vfModuleModelInfo)
-
-            vfmodules.setInstanceName(vfModule.getVfModuleName()) // ???
-
-            vfModuless.add(vfmodules)
-        }
-        vnf.setVfModules(vfModuless)
-
-        // Model Info
-        ModelInfo vnfModelInfo = new ModelInfo()
-        vnfModelInfo.setModelInvariantUuid(constituteVnf.getModelInvariantId())
-        AAIResourceUri vnfModelUrl = AAIUriFactory.createResourceUri(AAIObjectType.MODEL_VER, constituteVnf.getModelInvariantId()) // ???
-        Optional<ModelVer> vnfModelVerOpt = client.get(ModelVer.class, vnfModelUrl)
-
-        if (vnfModelVerOpt.isPresent()) {
-            vnfModelInfo.setModelVersionId(vnfModelVerOpt.get().getModelVersionId())
-            vnfModelInfo.setModelName(vnfModelVerOpt.get().getModelName())
-            vnfModelInfo.setModelVersion(vnfModelVerOpt.get().getModelVersion())
-
-            // No model customization ID
-            // No model instance name
-        }
-
-        vnf.setModelInfo(vnfModelInfo)
-
-        // Instance name
-        vnf.setInstanceName(constituteVnf.getVnfInstanceId())
-
-        // Instance params
-        List<Map<String, Object>> instanceParams = new ArrayList<>()
-        Map<String, Object> supporrtedNSSAIMap = new HashMap<>()
-
-        // Supported S-NSSAI
-        List<String> snssais = ( List<String>)execution.getVariable("S-NSSAIs")
-        supporrtedNSSAIMap.put("supporrtedNSSAI", snssais) // remaining S-NSSAIs ??? there is no status for each s-nssai
-        instanceParams.add(supporrtedNSSAIMap)
-
-        // No other instance params, e.g. config-type
-
-        vnf.setInstanceParams(instanceParams)
-
-        // No platform data
-
-        vnfs.add(vnf)
-        resources.setVnfs(vnfs)
-
-        service.setResources(resources)
-
-        Map<String, Object> serviceMap = new HashMap<>()
-        serviceMap.put("service", service)
-        userParams.add(serviceMap)
-        requestParameters.setUserParams(userParams)
-
-        // No other user params
-
-        requestDetails.setRequestParameters(requestParameters)
-
-        // No other request params
-
-        // Cloud configuration
-        requestDetails.setCloudConfiguration(cloudConfiguration)
-
-        // Owning entity
-        OwningEntity owningEntity = new OwningEntity()
-        wrapper = client.get(networkServiceInstanceUri)
-        Optional<Relationships> owningEntityRelationshipsOps = wrapper.getRelationships()
-        if(owningEntityRelationshipsOps.isPresent()) {
-            List<AAIResourceUri> owningEntityRelatedAAIUris = owningEntityRelationshipsOps.get().getRelatedAAIUris(AAIObjectType.OWNING_ENTITY)
-
-            if(!(owningEntityRelatedAAIUris == null || owningEntityRelatedAAIUris.isEmpty())) {
-                Optional<org.onap.aai.domain.yang.OwningEntity> owningEntityOpt = client.get(org.onap.aai.domain.yang.OwningEntity.class, owningEntityRelatedAAIUris.get(0)) // Many-To-One relation
-                if(owningEntityOpt.isPresent()) {
-                    owningEntity.setOwningEntityId(owningEntityOpt.get().getOwningEntityId())
-                    owningEntity.setOwningEntityName(owningEntityOpt.get().getOwningEntityName())
-                    requestDetails.setOwningEntity(owningEntity)
-                }
-            }
-        }
-
-        // Project
-        Project project = new Project()
-        if(cloudRegionRelatedAAIUri != null) {
-            wrapper = client.get(cloudRegionRelatedAAIUri)
-            Optional<Relationships> cloudRegionOps = wrapper.getRelationships()
-            if(cloudRegionOps.isPresent()) {
-                List<AAIResourceUri> projectAAIUris = cloudRegionOps.get().getRelatedAAIUris(AAIObjectType.PROJECT)
-                if (!(projectAAIUris == null || projectAAIUris.isEmpty())) {
-                    Optional<org.onap.aai.domain.yang.Project> projectOpt = client.get(org.onap.aai.domain.yang.Project.class, projectAAIUris.get(0))
-                    if(projectOpt.isPresent()) {
-                        project.setProjectName(projectOpt.get().getProjectName())
-                    }
-                }
-            }
-        }
-        requestDetails.setProject(project)
-
-        return requestDetails
-    }
-
 
     /**
      * Creates Slice Profile Instance
@@ -561,10 +86,16 @@ class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
     void createSliceProfileInstance(DelegateExecution execution) {
         LOGGER.trace("${PREFIX} Start createSliceProfileInstance")
 
+        def currentNSSI = execution.getVariable("currentNSSI")
+
         String sliceProfileID = execution.getVariable("sliceProfileID")
         Map<String, Object> sliceProfileMap = execution.getVariable("sliceProfileCn")
         Map<String, Object> serviceProfileMap = execution.getVariable("serviceProfile")
 
+        String globalSubscriberId = currentNSSI['globalSubscriberId']
+        String serviceType = currentNSSI['serviceType']
+        String nssiId = currentNSSI['nssiId']
+
         SliceProfile sliceProfile = new SliceProfile()
         sliceProfile.setServiceAreaDimension("")
         sliceProfile.setPayloadSize(0)
@@ -587,10 +118,10 @@ class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
 
         try {
             AAIResourcesClient client = getAAIClient()
-            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, sliceProfileID)
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, globalSubscriberId, serviceType, nssiId,  sliceProfileID)
             client.create(uri, sliceProfile)
 
-            execution.setVariable("createdSliceProfile", sliceProfile)
+            currentNSSI['createdSliceProfile'] = sliceProfile
         } catch (Exception ex) {
             exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile create call:" + ex.getMessage())
         }
@@ -610,20 +141,22 @@ class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
 
         def currentNSSI = execution.getVariable("currentNSSI")
 
-        String nssiId = currentNSSI['nssiServiceInstanceId']
+        String globalSubscriberId = currentNSSI['globalSubscriberId']
+        String serviceType = currentNSSI['serviceType']
+        String nssiId = currentNSSI['nssiId']
 
         AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
-        AAIResourceUri sliceProfileUri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, sliceProfileID)
+        AAIResourceUri sliceProfileUri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, globalSubscriberId, serviceType, nssiId, sliceProfileID)
 
         try {
-            SliceProfile createdSliceProfile = (SliceProfile)execution.getVariable("createdSliceProfile")
-            ServiceInstance nssi = (ServiceInstance)execution.getVariable("nssi")
+            SliceProfile createdSliceProfile = (SliceProfile)currentNSSI['createdSliceProfile']
+            ServiceInstance nssi = (ServiceInstance)currentNSSI['nssi']
             List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
             associatedProfiles.add(createdSliceProfile)
 
             getAAIClient().update(nssiUri, nssi)
 
-            getAAIClient().connect(sliceProfileUri, nsiUri, AAIEdgeLabel.BELONGS_TO)
+            getAAIClient().connect(sliceProfileUri, nssiUri, AAIEdgeLabel.BELONGS_TO)
         }catch(Exception e){
             exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile association with NSSI disconnect call: " + e.getMessage())
         }
@@ -632,101 +165,9 @@ class DoModifyCoreNSSI extends AbstractServiceTaskProcessor {
     }
 
 
-    /**
-    * Removes Slice Profile association with NSSI
-    * @param execution
-    */
-    void removeSPAssociationWithNSSI(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start removeSPAssociationWithNSSI")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        ServiceInstance nssi = (ServiceInstance)execution.getVariable("nssi")
-
-        String nssiId = currentNSSI['nssiServiceInstanceId']
-        AAIResourceUri nssiUri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, nssiId)
-
-        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
-
-        String currentSNSSAI = currentNSSI['S-NSSAI']
-
-        associatedProfiles.removeIf({ associatedProfile -> (associatedProfile.getSNssai().equals(currentSNSSAI)) })
-
-        try {
-            getAAIClient().update(nssiUri, nssi)
-        }catch(Exception e){
-            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile association with NSSI update call: " + e.getMessage())
-        }
-
-        LOGGER.trace("${PREFIX} Exit removeSPAssociationWithNSSI")
-    }
-
-
-    /**
-     * Deletes Slice Profile Instance
-     * @param execution
-     */
-    void deleteSliceProfileInstance(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start deleteSliceProfileInstance")
-
-        AAIResourcesClient client = getAAIClient()
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        ServiceInstance nssi = (ServiceInstance)execution.getVariable("nssi")
-
-        List<SliceProfile> associatedProfiles = nssi.getSliceProfiles().getSliceProfile()
-
-        String currentSNSSAI = currentNSSI['S-NSSAI']
-
-        AAIResourceUri sliceProfileUri = null
-
-        for(SliceProfile associatedProfile:associatedProfiles) {
-            if(!associatedProfile.getSNssai().equals(currentNSSI)) { // not current S-NSSAI
-                sliceProfileUri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, associatedProfile.getProfileId())
-                break
-            }
-        }
-
-        try {
-            getAAIClient().delete(sliceProfileUri)
-        }catch(Exception e){
-            exceptionUtil.buildAndThrowWorkflowException(execution, 25000, "Exception occured while Slice Profile Instance delete call: " + e.getMessage())
-        }
-
-        LOGGER.trace("${PREFIX} Exit deleteSliceProfileInstance")
-    }
-
-
-    /**
-     * Updates operation status
-     * @param execution
-     */
-    void updateServiceOperationStatus(DelegateExecution execution) {
-        LOGGER.trace("${PREFIX} Start updateServiceOperationStatus")
-
-        def currentNSSI = execution.getVariable("currentNSSI")
-
-        OperationStatus operationStatus = new OperationStatus()
-        operationStatus.setServiceId(currentNSSI['e2eServiceInstanceId'] as String)
-        operationStatus.setOperationId(currentNSSI['operationId'] as String)
-        operationStatus.setOperation(currentNSSI['operationType'] as String)
-        operationStatus.setResult(RequestsDbConstant.Status.FINISHED)
-
-        requestDBUtil.prepareUpdateOperationStatus(execution, operationStatus)
-
-        LOGGER.trace("${PREFIX} Exit updateServiceOperationStatus")
-    }
-
-
-    /**
-     * Returns AAI client
-     * @return AAI client
-     */
-    AAIResourcesClient getAAIClient() {
-        return new AAIResourcesClient()
+    @Override
+    String getPrefix() {
+        return PREFIX
     }
 
 }