Merge "Implementation of TN NSSMF WF on SO"

6 files changed, 1546 insertions, 0 deletions

diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoActivateTnNssi.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoActivateTnNssi.groovy
new file mode 100644
index 0000000000..04fe161295
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoActivateTnNssi.groovy
@@ -0,0 +1,162 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import groovy.json.JsonSlurper
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.ServiceInstance
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+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.json.JsonUtils
+import org.onap.so.db.request.beans.ResourceOperationStatus
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+public class DoActivateTnNssi extends AbstractServiceTaskProcessor {
+    String Prefix = "TNACT_"
+
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+    RequestDBUtil requestDBUtil = new RequestDBUtil()
+    TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
+    JsonSlurper jsonSlurper = new JsonSlurper()
+    ObjectMapper objectMapper = new ObjectMapper()
+    private static final Logger logger = LoggerFactory.getLogger(DoActivateTnNssi.class)
+
+
+    public void preProcessRequest(DelegateExecution execution) {
+        logger.debug("Start preProcessRequest")
+
+        execution.setVariable("startTime", System.currentTimeMillis())
+        String msg = tnNssmfUtils.getExecutionInputParams(execution)
+        logger.debug("Activate TN NSSI input parameters: " + msg)
+
+        execution.setVariable("prefix", Prefix)
+
+        tnNssmfUtils.setSdncCallbackUrl(execution, true)
+        logger.debug("SDNC Callback URL: " + execution.getVariable("sdncCallbackUrl"))
+
+        String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+        String modelUuid = execution.getVariable("modelUuid")
+        //here modelVersion is not set, we use modelUuid to decompose the service.
+        def isDebugLogEnabled = true
+        execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
+        String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+        execution.setVariable("serviceModelInfo", serviceModelInfo)
+
+        String sliceServiceInstanceId = execution.getVariable("serviceInstanceID")
+        execution.setVariable("sliceServiceInstanceId", sliceServiceInstanceId)
+
+        String sliceServiceInstanceName = execution.getVariable("servicename")
+        execution.setVariable("sliceServiceInstanceName", sliceServiceInstanceName)
+
+        String operationType = execution.getVariable("operationType")
+        String actionType = operationType.equals("activateInstance") ? "activate" : "deactivate"
+        execution.setVariable("actionType", actionType)
+
+
+        logger.debug("Finish preProcessRequest")
+    }
+
+    void preprocessSdncActOrDeactTnNssiRequest(DelegateExecution execution) {
+        def method = getClass().getSimpleName() + '.preprocessSdncActivateTnNssiRequest(' +
+                'execution=' + execution.getId() + ')'
+        def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
+        logger.trace('Entered ' + method)
+
+        try {
+            String serviceInstanceId = execution.getVariable("sliceServiceInstanceId")
+            String actionType = execution.getVariable("actionType")
+
+            String sdncRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, actionType)
+
+            execution.setVariable("TNNSSMF_SDNCRequest", sdncRequest)
+            logger.debug("Outgoing SDNCRequest is: \n" + sdncRequest)
+
+        } catch (Exception e) {
+            logger.debug("Exception Occured Processing preprocessSdncDeallocateTnNssiRequest. Exception is:\n" + e)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 1002, "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
+        }
+        logger.trace("COMPLETED preprocessSdncActivateTnNssiRequest Process")
+    }
+
+
+    void validateSDNCResponse(DelegateExecution execution, String response) {
+        tnNssmfUtils.validateSDNCResponse(execution, response, method)
+    }
+
+
+    void updateAAIOrchStatus(DelegateExecution execution) {
+        logger.debug("Start updateAAIOrchStatus")
+        String tnNssiId = execution.getVariable("tnNssiId")
+        String orchStatus = execution.getVariable("orchestrationStatus")
+
+        try {
+            ServiceInstance si = new ServiceInstance()
+            si.setOrchestrationStatus(orchStatus)
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, tnNssiId)
+            client.update(uri, si)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in CreateSliceService.updateAAIOrchStatus " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+        logger.debug("Finish updateAAIOrchStatus")
+    }
+
+    void prepareUpdateJobStatus(DelegateExecution execution,
+                                String status,
+                                String progress,
+                                String statusDescription) {
+        String serviceId = execution.getVariable("serviceInstanceID")
+        String jobId = execution.getVariable("jobId")
+        String nsiId = execution.getVariable("nsiId")
+        String operType = execution.getVariable("actionType")
+
+
+        ResourceOperationStatus roStatus = new ResourceOperationStatus()
+        roStatus.setServiceId(serviceId)
+        roStatus.setOperationId(jobId)
+        roStatus.setResourceTemplateUUID(nsiId)
+        roStatus.setOperType(operType)
+        roStatus.setProgress(progress)
+        roStatus.setStatus(status)
+        roStatus.setStatusDescription(statusDescription)
+        requestDBUtil.prepareUpdateResourceOperationStatus(execution, status)
+    }
+
+}
+
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateTnNssiInstance.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateTnNssiInstance.groovy
new file mode 100644
index 0000000000..534467f6ab
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateTnNssiInstance.groovy
@@ -0,0 +1,231 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.SliceProfile
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+import org.onap.so.bpmn.common.scripts.AbstractServiceTaskProcessor
+import org.onap.so.bpmn.common.scripts.ExceptionUtil
+import org.onap.so.bpmn.core.json.JsonUtils
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+class DoCreateTnNssiInstance extends AbstractServiceTaskProcessor {
+
+    private static final Logger logger = LoggerFactory.getLogger(DoCreateTnNssiInstance.class);
+    JsonUtils jsonUtil = new JsonUtils()
+    TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    String Prefix = "DCTN_"
+
+    void preProcessRequest(DelegateExecution execution) {
+        String msg = ""
+        logger.trace("Enter preProcessRequest()")
+
+        execution.setVariable("prefix", Prefix)
+
+        String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+        String modelUuid = execution.getVariable("modelUuid")
+        //here modelVersion is not set, we use modelUuid to decompose the service.
+        def isDebugLogEnabled = true
+        execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
+        String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+        execution.setVariable("serviceModelInfo", serviceModelInfo)
+
+        logger.trace("Exit preProcessRequest")
+    }
+
+
+    void createSliceProfile(DelegateExecution execution) {
+
+        String sliceserviceInstanceId = execution.getVariable("sliceServiceInstanceId")
+        String sliceProfileStr = execution.getVariable("sliceProfile")
+        String sliceProfileId = UUID.randomUUID().toString()
+        SliceProfile sliceProfile = new SliceProfile();
+        sliceProfile.setProfileId(sliceProfileId)
+        sliceProfile.setLatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
+        sliceProfile.setResourceSharingLevel(jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel"))
+        sliceProfile.setSNssai(tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr))    //TODO: should be list
+
+        sliceProfile.setE2ELatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
+        sliceProfile.setMaxBandwidth(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")))
+
+        //TODO: new API
+        sliceProfile.setReliability(new Object())
+        try {
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, execution.getVariable
+                    ("globalSubscriberId"),
+                    execution.getVariable("subscriptionServiceType"), sliceserviceInstanceId, sliceProfileId)
+            client.create(uri, sliceProfile)
+
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in DoCreateSliceServiceInstance.instantiateSliceService. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+
+    void createServiceInstance(DelegateExecution execution) {
+
+        String serviceRole = "TN"
+        String serviceType = execution.getVariable("subscriptionServiceType")
+        String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
+        String sliceProfileStr = execution.getVariable("sliceProfile")
+        try {
+            org.onap.aai.domain.yang.ServiceInstance ss = new org.onap.aai.domain.yang.ServiceInstance()
+            ss.setServiceInstanceId(ssInstanceId)
+            String sliceInstanceName = execution.getVariable("sliceServiceInstanceName")
+            ss.setServiceInstanceName(sliceInstanceName)
+            ss.setServiceType(serviceType)
+            String serviceStatus = "allocated"
+            ss.setOrchestrationStatus(serviceStatus)
+            String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+            String modelUuid = execution.getVariable("modelUuid")
+            ss.setModelInvariantId(modelInvariantUuid)
+            ss.setModelVersionId(modelUuid)
+            String serviceInstanceLocationid = tnNssmfUtils.getFirstPlmnIdFromSliceProfile(sliceProfileStr)
+            ss.setServiceInstanceLocationId(serviceInstanceLocationid)
+            String snssai = tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr)
+            ss.setEnvironmentContext(snssai)
+            ss.setServiceRole(serviceRole)
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, execution.getVariable("globalSubscriberId"), execution.getVariable("subscriptionServiceType"), ssInstanceId)
+            client.create(uri, ss)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in DoCreateTnNssiInstance.createServiceInstance. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+
+    void createAllottedResource(DelegateExecution execution) {
+        String serviceInstanceId = execution.getVariable('sliceServiceInstanceId')
+
+        AAIResourcesClient resourceClient = getAAIClient()
+        AAIResourceUri ssServiceuri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, serviceInstanceId)
+
+        try {
+            List<String> networkStrList = jsonUtil.StringArrayToList(execution.getVariable("transportSliceNetworks"))
+
+            for (String networkStr : networkStrList) {
+                String allottedResourceId = UUID.randomUUID().toString()
+                AAIResourceUri allottedResourceUri = AAIUriFactory.createResourceUri(AAIObjectType.ALLOTTED_RESOURCE,
+                        execution.getVariable("globalSubscriberId"), execution.getVariable("subscriptionServiceType"),
+                        execution.getVariable("sliceserviceInstanceId"), allottedResourceId)
+                execution.setVariable("allottedResourceUri", allottedResourceUri)
+                String modelInvariantId = execution.getVariable("modelInvariantUuid")
+                String modelVersionId = execution.getVariable("modelUuid")
+
+                org.onap.aai.domain.yang.AllottedResource resource = new org.onap.aai.domain.yang.AllottedResource()
+                resource.setId(allottedResourceId)
+                resource.setType("TsciNetwork")
+                resource.setAllottedResourceName("network_" + execution.getVariable("sliceServiceInstanceName"))
+                resource.setModelInvariantId(modelInvariantId)
+                resource.setModelVersionId(modelVersionId)
+                getAAIClient().create(allottedResourceUri, resource)
+                //AAIResourceUri serviceInstanceUri = AAIUriFactory.createResourceFromExistingURI(AAIObjectType.SERVICE_INSTANCE, UriBuilder.fromPath(ssServiceuri).build())
+                //getAAIClient().connect(allottedResourceUri,ssServiceuri)
+                //execution.setVariable("aaiARPath", allottedResourceUri.build().toString());
+
+                String linkArrayStr = jsonUtil.getJsonValue(networkStr, "connectionLinks")
+                createLogicalLinksForAllocatedResource(execution, linkArrayStr, serviceInstanceId, allottedResourceId)
+            }
+
+        } catch (Exception ex) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, "Exception in createAaiAR " + ex.getMessage())
+        }
+    }
+
+    void createLogicalLinksForAllocatedResource(DelegateExecution execution,
+                                                String linkArrayStr, String serviceInstanceId,
+                                                String allottedResourceId) {
+
+        try {
+            List<String> linkStrList = jsonUtil.StringArrayToList(linkArrayStr)
+
+            for (String linkStr : linkStrList) {
+                String logicalLinkId = UUID.randomUUID().toString()
+                String epA = jsonUtil.getJsonValue(linkStr, "transportEndpointA")
+                String epB = jsonUtil.getJsonValue(linkStr, "transportEndpointB")
+                String modelInvariantId = execution.getVariable("modelInvariantUuid")
+                String modelVersionId = execution.getVariable("modelUuid")
+
+                org.onap.aai.domain.yang.LogicalLink resource = new org.onap.aai.domain.yang.LogicalLink()
+                resource.setLinkId(logicalLinkId)
+                resource.setLinkName(epA)
+                resource.setLinkName2(epB)
+                resource.setModelInvariantId(modelInvariantId)
+                resource.setModelVersionId(modelVersionId)
+
+                AAIResourceUri logicalLinkUri = AAIUriFactory.createResourceUri(AAIObjectType.LOGICAL_LINK, logicalLinkId)
+                getAAIClient().create(logicalLinkUri, resource)
+            }
+        } catch (Exception ex) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000,
+                    "Exception in createLogicalLinksForAllocatedResource" + ex.getMessage())
+        }
+    }
+
+    void preprocessSdncAllocateTnNssiRequest(DelegateExecution execution) {
+        def method = getClass().getSimpleName() + '.preProcessSDNCActivateRequest(' +
+                'execution=' + execution.getId() +
+                ')'
+        def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
+        logger.trace('Entered ' + method)
+
+        logger.trace("STARTED preProcessSDNCActivateRequest Process")
+        try {
+            String serviceInstanceId = execution.getVariable("sliceServiceInstanceId")
+
+            String createSDNCRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "create")
+
+            execution.setVariable("TNNSSMF_SDNCRequest", createSDNCRequest)
+            logger.debug("Outgoing SDNCRequest is: \n" + createSDNCRequest)
+
+        } catch (Exception e) {
+            logger.debug("Exception Occured Processing preProcessSDNCActivateRequest. Exception is:\n" + e)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 1002,
+                    "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
+        }
+        logger.trace("COMPLETED  preProcessSDNCActivateRequest Process")
+    }
+
+
+    void validateSDNCResponse(DelegateExecution execution, String response, String method) {
+        tnNssmfUtils.validateSDNCResponse(execution, response, method)
+    }
+}
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateTnNssi.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateTnNssi.groovy
new file mode 100644
index 0000000000..7681bf9346
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeallocateTnNssi.groovy
@@ -0,0 +1,169 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import groovy.json.JsonSlurper
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.ServiceInstance
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+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.json.JsonUtils
+import org.onap.so.db.request.beans.ResourceOperationStatus
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+class DoDeallocateTnNssi extends AbstractServiceTaskProcessor {
+    String Prefix = "TNDEALLOC_"
+
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+    RequestDBUtil requestDBUtil = new RequestDBUtil()
+    TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
+    JsonSlurper jsonSlurper = new JsonSlurper()
+    ObjectMapper objectMapper = new ObjectMapper()
+    private static final Logger logger = LoggerFactory.getLogger(DoDeallocateTnNssi.class)
+
+
+    void preProcessRequest(DelegateExecution execution) {
+        logger.debug("Start preProcessRequest")
+
+        execution.setVariable("startTime", System.currentTimeMillis())
+        String msg = tnNssmfUtils.getExecutionInputParams(execution)
+        logger.debug("Deallocate TN NSSI input parameters: " + msg)
+
+        execution.setVariable("prefix", Prefix)
+
+        tnNssmfUtils.setSdncCallbackUrl(execution, true)
+        logger.debug("SDNC Callback URL: " + execution.getVariable("sdncCallbackUrl"))
+
+        String sliceServiceInstanceId = execution.getVariable("serviceInstanceID")
+        execution.setVariable("sliceServiceInstanceId", sliceServiceInstanceId)
+
+        String sliceServiceInstanceName = execution.getVariable("servicename")
+        execution.setVariable("sliceServiceInstanceName", sliceServiceInstanceName)
+
+
+        String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+        String modelUuid = execution.getVariable("modelUuid")
+        //here modelVersion is not set, we use modelUuid to decompose the service.
+        def isDebugLogEnabled = true
+        execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
+        String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+        execution.setVariable("serviceModelInfo", serviceModelInfo)
+        logger.debug("Finish preProcessRequest")
+    }
+
+    void preprocessSdncDeallocateTnNssiRequest(DelegateExecution execution) {
+        def method = getClass().getSimpleName() + '.preprocessSdncDeallocateTnNssiRequest(' +
+                'execution=' + execution.getId() + ')'
+        def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
+        logger.trace('Entered ' + method)
+
+        try {
+            String serviceInstanceId = execution.getVariable("serviceInstanceID")
+
+            String sdncRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "deallocate")
+
+            execution.setVariable("TNNSSMF_SDNCRequest", sdncRequest)
+            logger.debug("Outgoing SDNCRequest is: \n" + sdncRequest)
+
+        } catch (Exception e) {
+            logger.debug("Exception Occured Processing preprocessSdncDeallocateTnNssiRequest. Exception is:\n" + e)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 1002, "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
+        }
+        logger.trace("COMPLETED preprocessSdncDeallocateTnNssiRequest Process")
+    }
+
+
+    void validateSDNCResponse(DelegateExecution execution, String response, String method) {
+        tnNssmfUtils.validateSDNCResponse(execution, response, method)
+    }
+
+    void deleteServiceInstance(DelegateExecution execution) {
+        try {
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,
+                    execution.getVariable("globalSubscriberId"),
+                    execution.getVariable("subscriptionServiceType"),
+                    execution.getVariable("serviceInstanceID"))
+            client.delete(uri)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in DoDeallocateTnNssi.deleteServiceInstance. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+    public void updateAAIOrchStatus(DelegateExecution execution) {
+        logger.debug("Start updateAAIOrchStatus")
+        String tnNssiId = execution.getVariable("serviceInstanceID")
+        String orchStatus = execution.getVariable("orchestrationStatus")
+
+        try {
+            ServiceInstance si = new ServiceInstance()
+            si.setOrchestrationStatus(orchStatus)
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, tnNssiId)
+            client.update(uri, si)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in CreateSliceService.updateAAIOrchStatus " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+        logger.debug("Finish updateAAIOrchStatus")
+    }
+
+    void prepareUpdateJobStatus(DelegateExecution execution,
+                                String status,
+                                String progress,
+                                String statusDescription) {
+        String serviceId = execution.getVariable("serviceInstanceID")
+        String jobId = execution.getVariable("jobId")
+        String nsiId = execution.getVariable("nsiId")
+
+        ResourceOperationStatus roStatus = new ResourceOperationStatus()
+        roStatus.setServiceId(serviceId)
+        roStatus.setOperationId(jobId)
+        roStatus.setResourceTemplateUUID(nsiId)
+        roStatus.setOperType("Deallocate")
+        roStatus.setProgress(progress)
+        roStatus.setStatus(status)
+        roStatus.setStatusDescription(statusDescription)
+        requestDBUtil.prepareUpdateResourceOperationStatus(execution, status)
+    }
+}
+
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyTnNssi.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyTnNssi.groovy
new file mode 100644
index 0000000000..0b7a5ff59b
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoModifyTnNssi.groovy
@@ -0,0 +1,401 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import groovy.json.JsonSlurper
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.ServiceInstance
+import org.onap.aai.domain.yang.SliceProfile
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+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.json.JsonUtils
+import org.onap.so.db.request.beans.ResourceOperationStatus
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+import static org.apache.commons.lang3.StringUtils.isBlank
+
+public class DoModifyTnNssi extends AbstractServiceTaskProcessor {
+    String Prefix = "TNMOD_"
+
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+    RequestDBUtil requestDBUtil = new RequestDBUtil()
+    TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
+    JsonSlurper jsonSlurper = new JsonSlurper()
+    ObjectMapper objectMapper = new ObjectMapper()
+    private static final Logger logger = LoggerFactory.getLogger(DoModifyTnNssi.class)
+
+
+    void preProcessRequest(DelegateExecution execution) {
+        logger.debug("Start preProcessRequest")
+        execution.setVariable("prefix", Prefix)
+        String msg = ""
+
+        try {
+            execution.setVariable("startTime", System.currentTimeMillis())
+            msg = tnNssmfUtils.getExecutionInputParams(execution)
+            logger.debug("Modify TN NSSI input parameters: " + msg)
+
+            execution.setVariable("prefix", Prefix)
+
+            tnNssmfUtils.setSdncCallbackUrl(execution, true)
+            logger.debug("SDNC Callback URL: " + execution.getVariable("sdncCallbackUrl"))
+
+            String additionalPropJsonStr = execution.getVariable("sliceParams")
+
+            String sliceServiceInstanceId = execution.getVariable("serviceInstanceID")
+            execution.setVariable("sliceServiceInstanceId", sliceServiceInstanceId)
+
+            String sliceServiceInstanceName = execution.getVariable("servicename")
+            execution.setVariable("sliceServiceInstanceName", sliceServiceInstanceName)
+
+            String operationId = UUID.randomUUID().toString()
+            execution.setVariable("operationId", operationId)
+
+            String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+            String modelUuid = execution.getVariable("modelUuid")
+            //here modelVersion is not set, we use modelUuid to decompose the service.
+            def isDebugLogEnabled = true
+            execution.setVariable("isDebugLogEnabled", isDebugLogEnabled)
+            String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+            execution.setVariable("serviceModelInfo", serviceModelInfo)
+
+            //additional properties
+            String sliceProfile = jsonUtil.getJsonValue(additionalPropJsonStr, "sliceProfile")
+            if (isBlank(sliceProfile)) {
+                msg = "Input sliceProfile is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("sliceProfile", sliceProfile)
+            }
+
+            String transportSliceNetworks = jsonUtil.getJsonValue(additionalPropJsonStr, "transportSliceNetworks")
+            if (isBlank(transportSliceNetworks)) {
+                msg = "Input transportSliceNetworks is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("transportSliceNetworks", transportSliceNetworks)
+            }
+            logger.debug("transportSliceNetworks: " + transportSliceNetworks)
+
+            String nsiInfo = jsonUtil.getJsonValue(additionalPropJsonStr, "nsiInfo")
+            if (isBlank(nsiInfo)) {
+                msg = "Input nsiInfo is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("nsiInfo", nsiInfo)
+            }
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            msg = "Exception in preProcessRequest " + ex.getMessage()
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        logger.debug("Finish preProcessRequest")
+    }
+
+
+    void deleteServiceInstance(DelegateExecution execution) {
+        try {
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,
+                    execution.getVariable("globalSubscriberId"),
+                    execution.getVariable("subscriptionServiceType"),
+                    execution.getVariable("serviceInstanceID"))
+            client.delete(uri)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in DoDeallocateTnNssi.deleteServiceInstance. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+
+    void getExistingServiceInstance(DelegateExecution execution) {
+        String serviceInstanceId = execution.getVariable("serviceInstanceID")
+
+        AAIResourcesClient resourceClient = getAAIClient()
+        AAIResourceUri ssServiceuri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, serviceInstanceId)
+
+        try {
+            if (resourceClient.exists(ssServiceuri)) {
+                execution.setVariable("ssi_resourceLink", ssServiceuri.build().toString())
+                org.onap.aai.domain.yang.ServiceInstance ss =
+                        resourceClient.get(org.onap.aai.domain.yang.ServiceInstance.class, ssServiceuri)
+                org.onap.aai.domain.yang.SliceProfile sliceProfile = ss.getSliceProfiles().getSliceProfile().get(0)
+                execution.setVariable("sliceProfileId", sliceProfile.getProfileId())
+
+                org.onap.aai.domain.yang.AllottedResources ars = ss.getAllottedResources()
+                List<org.onap.aai.domain.yang.AllottedResource> arList = ars.getAllottedResource()
+                List<String> arIdList = new ArrayList<>()
+                for (org.onap.aai.domain.yang.AllottedResource ar : arList) {
+                    String arId = ar.getId()
+                    arIdList.add(arId)
+                }
+                execution.setVariable("arIdList", arIdList)
+            } else {
+                exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Service instance was not found in aai to " +
+                        "associate allotted resource for service :" + serviceInstanceId)
+            }
+        } catch (BpmnError e) {
+            throw e;
+        } catch (Exception ex) {
+            String msg = "Exception in getServiceInstance. " + ex.getMessage()
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+    }
+
+    public void updateTnNssiInAAI(DelegateExecution execution) {
+        getExistingServiceInstance(execution)
+
+        updateServiceInstance(execution)
+        updateSliceProfile(execution)
+        updateAllottedResource(execution)
+    }
+
+    void updateServiceInstance(DelegateExecution execution) {
+        String serviceRole = "TN"
+        String serviceType = execution.getVariable("subscriptionServiceType")
+        String sliceProfileStr = execution.getVariable("sliceProfile")
+        String ssInstanceId = execution.getVariable("sliceServiceInstanceId")
+        try {
+            org.onap.aai.domain.yang.ServiceInstance ss = new org.onap.aai.domain.yang.ServiceInstance()
+            ss.setServiceInstanceId(ssInstanceId)
+            String sliceInstanceName = execution.getVariable("sliceServiceInstanceName")
+            ss.setServiceInstanceName(sliceInstanceName)
+            ss.setServiceType(serviceType)
+            String serviceStatus = "modified"
+            ss.setOrchestrationStatus(serviceStatus)
+            String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+            String modelUuid = execution.getVariable("modelUuid")
+            ss.setModelInvariantId(modelInvariantUuid)
+            ss.setModelVersionId(modelUuid)
+            String serviceInstanceLocationid = tnNssmfUtils.getFirstPlmnIdFromSliceProfile(sliceProfileStr)
+            ss.setServiceInstanceLocationId(serviceInstanceLocationid)
+            String snssai = tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr)
+            ss.setEnvironmentContext(snssai)
+            ss.setServiceRole(serviceRole)
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, execution.getVariable("globalSubscriberId"), execution.getVariable("subscriptionServiceType"), ssInstanceId)
+            client.update(uri, ss)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in DoCreateTnNssiInstance.createServiceInstance. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+    void updateSliceProfile(DelegateExecution execution) {
+
+        String sliceserviceInstanceId = execution.getVariable("sliceServiceInstanceId")
+        String sliceProfileStr = execution.getVariable("sliceProfile")
+        String sliceProfileId = execution.getVariable("sliceProfileId")
+        SliceProfile sliceProfile = new SliceProfile();
+        sliceProfile.setProfileId(sliceProfileId)
+        sliceProfile.setLatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
+        sliceProfile.setResourceSharingLevel(jsonUtil.getJsonValue(sliceProfileStr, "resourceSharingLevel"))
+        sliceProfile.setSNssai(tnNssmfUtils.getFirstSnssaiFromSliceProfile(sliceProfileStr))    //TODO: should be list
+
+        sliceProfile.setE2ELatency(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "latency")))
+        sliceProfile.setMaxBandwidth(Integer.parseInt(jsonUtil.getJsonValue(sliceProfileStr, "maxBandwidth")))
+
+        //TODO: new API
+        sliceProfile.setReliability(new Object())
+        try {
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SLICE_PROFILE, execution.getVariable
+                    ("globalSubscriberId"),
+                    execution.getVariable("subscriptionServiceType"), sliceserviceInstanceId, sliceProfileId)
+            client.update(uri, sliceProfile)
+
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in updateSliceProfile. " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+    }
+
+    void updateAllottedResource(DelegateExecution execution) {
+        String serviceInstanceId = execution.getVariable('serviceInstanceID')
+
+        List<String> arIdList = execution.getVariable("arIdList")
+        try {
+            for (String arId : arIdList) {
+                AAIResourceUri arUri = AAIUriFactory.createResourceUri(AAIObjectType.ALLOTTED_RESOURCE,
+                        execution.getVariable("globalSubscriberId"), execution.getVariable("subscriptionServiceType"),
+                        serviceInstanceId, arId)
+
+                getAAIClient().delete(arUri)
+            }
+
+            List<String> networkStrList = jsonUtil.StringArrayToList(execution.getVariable("transportSliceNetworks"))
+
+            for (String networkStr : networkStrList) {
+                String allottedResourceId = UUID.randomUUID().toString()
+                AAIResourceUri allottedResourceUri = AAIUriFactory.createResourceUri(AAIObjectType.ALLOTTED_RESOURCE,
+                        execution.getVariable("globalSubscriberId"), execution.getVariable("subscriptionServiceType"),
+                        execution.getVariable("sliceserviceInstanceId"), allottedResourceId)
+                execution.setVariable("allottedResourceUri", allottedResourceUri)
+                String modelInvariantId = execution.getVariable("modelInvariantUuid")
+                String modelVersionId = execution.getVariable("modelUuid")
+
+                org.onap.aai.domain.yang.AllottedResource resource = new org.onap.aai.domain.yang.AllottedResource()
+                resource.setId(allottedResourceId)
+                resource.setType("TsciNetwork")
+                resource.setAllottedResourceName("network_" + execution.getVariable("sliceServiceInstanceName"))
+                resource.setModelInvariantId(modelInvariantId)
+                resource.setModelVersionId(modelVersionId)
+                getAAIClient().create(allottedResourceUri, resource)
+
+                String linkArrayStr = jsonUtil.getJsonValue(networkStr, "connectionLinks")
+                createLogicalLinksForAllocatedResource(execution, linkArrayStr, serviceInstanceId, allottedResourceId)
+            }
+
+        } catch (Exception ex) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, "Exception in createAaiAR " + ex.getMessage())
+        }
+    }
+
+    void createLogicalLinksForAllocatedResource(DelegateExecution execution,
+                                                String linkArrayStr, String serviceInstanceId,
+                                                String allottedResourceId) {
+
+        try {
+            List<String> linkStrList = jsonUtil.StringArrayToList(linkArrayStr)
+
+            for (String linkStr : linkStrList) {
+                String logicalLinkId = UUID.randomUUID().toString()
+                String epA = jsonUtil.getJsonValue(linkStr, "transportEndpointA")
+                String epB = jsonUtil.getJsonValue(linkStr, "transportEndpointB")
+                String modelInvariantId = execution.getVariable("modelInvariantUuid")
+                String modelVersionId = execution.getVariable("modelUuid")
+
+                org.onap.aai.domain.yang.LogicalLink resource = new org.onap.aai.domain.yang.LogicalLink()
+                resource.setLinkId(logicalLinkId)
+                resource.setLinkName(epA)
+                resource.setLinkName2(epB)
+                resource.setModelInvariantId(modelInvariantId)
+                resource.setModelVersionId(modelVersionId)
+
+                AAIResourceUri logicalLinkUri = AAIUriFactory.createResourceUri(AAIObjectType.LOGICAL_LINK, logicalLinkId)
+                getAAIClient().create(logicalLinkUri, resource)
+            }
+        } catch (Exception ex) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000,
+                    "Exception in createLogicalLinksForAllocatedResource" + ex.getMessage())
+        }
+    }
+
+
+    void preprocessSdncModifyTnNssiRequest(DelegateExecution execution) {
+        def method = getClass().getSimpleName() + '.preprocessSdncModifyTnNssiRequest(' +
+                'execution=' + execution.getId() + ')'
+        def isDebugLogEnabled = execution.getVariable('isDebugLogEnabled')
+        logger.trace('Entered ' + method)
+
+        try {
+            String serviceInstanceId = execution.getVariable("serviceInstanceID")
+
+            String sdncRequest = tnNssmfUtils.buildSDNCRequest(execution, serviceInstanceId, "modify")
+
+            execution.setVariable("TNNSSMF_SDNCRequest", sdncRequest)
+            logger.debug("Outgoing SDNCRequest is: \n" + sdncRequest)
+
+        } catch (Exception e) {
+            logger.debug("Exception Occured Processing preprocessSdncModifyTnNssiRequest. Exception is:\n" + e)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 1002, "Error Occured during  preProcessSDNCActivateRequest Method:\n" + e.getMessage())
+        }
+        logger.trace("COMPLETED preprocessSdncModifyTnNssiRequest Process")
+    }
+
+
+    void validateSDNCResponse(DelegateExecution execution, String response, String method) {
+        tnNssmfUtils.validateSDNCResponse(execution, response, method)
+    }
+
+
+    void updateAAIOrchStatus(DelegateExecution execution) {
+        logger.debug("Start updateAAIOrchStatus")
+        String sliceServiceInstanceId = execution.getVariable("sliceServiceInstanceId")
+        String orchStatus = execution.getVariable("orchestrationStatus")
+
+        try {
+            ServiceInstance si = new ServiceInstance()
+            si.setOrchestrationStatus(orchStatus)
+            AAIResourcesClient client = getAAIClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, sliceServiceInstanceId)
+            client.update(uri, si)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in CreateSliceService.updateAAIOrchStatus " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+        logger.debug("Finish updateAAIOrchStatus")
+    }
+
+    void prepareUpdateJobStatus(DelegateExecution execution,
+                                String status,
+                                String progress,
+                                String statusDescription) {
+        String serviceId = execution.getVariable("serviceInstanceID")
+        String jobId = execution.getVariable("jobId")
+        String nsiId = execution.getVariable("nsiId")
+
+        ResourceOperationStatus roStatus = new ResourceOperationStatus()
+        roStatus.setServiceId(serviceId)
+        roStatus.setOperationId(jobId)
+        roStatus.setResourceTemplateUUID(nsiId)
+        roStatus.setOperType("Modify")
+        roStatus.setProgress(progress)
+        roStatus.setStatus(status)
+        roStatus.setStatusDescription(statusDescription)
+        requestDBUtil.prepareUpdateResourceOperationStatus(execution, status)
+    }
+
+}
+
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnAllocateNssi.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnAllocateNssi.groovy
new file mode 100644
index 0000000000..3367920064
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnAllocateNssi.groovy
@@ -0,0 +1,339 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+import com.fasterxml.jackson.databind.ObjectMapper
+import com.google.gson.JsonArray
+import com.google.gson.JsonObject
+import groovy.json.JsonSlurper
+import org.camunda.bpm.engine.delegate.BpmnError
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.aai.domain.yang.ServiceInstance
+import org.onap.aaiclient.client.aai.AAIObjectType
+import org.onap.aaiclient.client.aai.AAIResourcesClient
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory
+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.domain.ServiceDecomposition
+import org.onap.so.bpmn.core.domain.ServiceProxy
+import org.onap.so.bpmn.core.json.JsonUtils
+import org.onap.so.db.request.beans.ResourceOperationStatus
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import org.springframework.web.util.UriUtils
+
+import static org.apache.commons.lang3.StringUtils.isBlank
+
+class TnAllocateNssi extends AbstractServiceTaskProcessor {
+    String Prefix = "TNALLOC_"
+
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+    RequestDBUtil requestDBUtil = new RequestDBUtil()
+    JsonSlurper jsonSlurper = new JsonSlurper()
+    ObjectMapper objectMapper = new ObjectMapper()
+    TnNssmfUtils tnNssmfUtils = new TnNssmfUtils()
+    private static final Logger logger = LoggerFactory.getLogger(TnAllocateNssi.class)
+
+    void preProcessRequest(DelegateExecution execution) {
+        logger.debug("Start preProcessRequest")
+        execution.setVariable("prefix", Prefix)
+        String msg = ""
+
+        try {
+            execution.setVariable("startTime", System.currentTimeMillis())
+
+            msg = tnNssmfUtils.getExecutionInputParams(execution)
+            logger.debug("Allocate TN NSSI input parameters: " + msg)
+
+            tnNssmfUtils.setSdncCallbackUrl(execution, true)
+            logger.debug("SDNC Callback URL: " + execution.getVariable("sdncCallbackUrl"))
+
+            String additionalPropJsonStr = execution.getVariable("sliceParams")
+
+            String tnNssiId = execution.getVariable("serviceInstanceID")
+            if (isBlank(tnNssiId)) {
+                tnNssiId = UUID.randomUUID().toString()
+            }
+
+            String operationId = UUID.randomUUID().toString()
+            execution.setVariable("operationId", operationId)
+
+            logger.debug("Generate new TN NSSI ID:" + tnNssiId)
+            tnNssiId = UriUtils.encode(tnNssiId, "UTF-8")
+            execution.setVariable("sliceServiceInstanceId", tnNssiId)
+
+            String sliceServiceInstanceName = execution.getVariable("servicename")
+            execution.setVariable("sliceServiceInstanceName", sliceServiceInstanceName)
+
+            //additional properties
+            String sliceProfile = jsonUtil.getJsonValue(additionalPropJsonStr, "sliceProfile")
+            if (isBlank(sliceProfile)) {
+                msg = "Input sliceProfile is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("sliceProfile", sliceProfile)
+            }
+
+            String transportSliceNetworks = jsonUtil.getJsonValue(additionalPropJsonStr, "transportSliceNetworks")
+            if (isBlank(transportSliceNetworks)) {
+                msg = "Input transportSliceNetworks is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("transportSliceNetworks", transportSliceNetworks)
+            }
+            logger.debug("transportSliceNetworks: " + transportSliceNetworks)
+
+            String nsiInfoStr = jsonUtil.getJsonValue(additionalPropJsonStr, "nsiInfo")
+            if (isBlank(nsiInfoStr)) {
+                msg = "Input nsiInfo is null"
+                logger.debug(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            } else {
+                execution.setVariable("nsiInfo", nsiInfoStr)
+            }
+
+            //nsiId is passed in from caller bpmn
+            //String nsiIdStr = jsonUtil.getJsonValue(nsiInfo, "nsiId")
+            //execution.setVariable("nsiId", nsiIdStr)
+
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            msg = "Exception in preProcessRequest " + ex.getMessage()
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        logger.debug("Finish preProcessRequest")
+    }
+
+
+    void prepareDecomposeService(DelegateExecution execution) {
+        logger.debug("Start prepareDecomposeService")
+        String msg = ""
+        String modelUuid = execution.getVariable("modelUuid")
+        if (isBlank(modelUuid)) {
+            msg = "Input modelUuid is null"
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+        }
+
+        String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+        if (isBlank(modelInvariantUuid)) {
+            msg = "Input modelInvariantUuid is null"
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+        }
+
+        String serviceModelInfo = """{
+            "modelInvariantUuid":"${modelInvariantUuid}",
+            "modelUuid":"${modelUuid}",
+            "modelVersion":""
+             }"""
+        execution.setVariable("ssServiceModelInfo", serviceModelInfo)
+
+        logger.debug("Finish prepareDecomposeService")
+    }
+
+    void processDecomposition(DelegateExecution execution) {
+        logger.debug("Start processDecomposition")
+
+        ServiceDecomposition tnNsstServiceDecomposition = execution.getVariable("tnNsstServiceDecomposition")
+        logger.debug("tnNsstServiceDecomposition : " + tnNsstServiceDecomposition.toString())
+        //TN NSST decomposition
+        String tnModelVersion = tnNsstServiceDecomposition.getModelInfo().getModelVersion()
+        String tnModelName = tnNsstServiceDecomposition.getModelInfo().getModelName()
+        List<ServiceProxy> serviceProxyList = tnNsstServiceDecomposition.getServiceProxy()
+        List<String> nsstInfoList = new ArrayList<>()
+        for (ServiceProxy serviceProxy : serviceProxyList) {
+            String nsstModelUuid = serviceProxy.getModelInfo().getModelUuid()
+            String nsstModelInvariantUuid = serviceProxy.getModelInfo().getModelInvariantUuid()
+            String name = serviceProxy.getModelInfo().getModelName()
+            String nsstServiceModelInfo = """{
+            "UUID":"${nsstModelUuid}",
+            "invariantUUID":"${nsstModelInvariantUuid}",
+            "name":"${name}"
+             }"""
+            nsstInfoList.add(nsstServiceModelInfo)
+        }
+        int currentIndex = 0
+        int maxIndex = nsstInfoList.size()
+        if (maxIndex < 1) {
+            String msg = "Exception in TN NSST processDecomposition. There is no NSST associated with TN NSST "
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+        execution.setVariable("tnNsstInfoList", nsstInfoList)
+        execution.setVariable("tnModelVersion", tnModelVersion)
+        execution.setVariable("tnModelName", tnModelName)
+        execution.setVariable("currentIndex", currentIndex)
+        execution.setVariable("maxIndex", maxIndex)
+
+        logger.debug("End processDecomposition")
+    }
+
+    void prepareOofSelection(DelegateExecution execution) {
+        logger.debug("Start prepareOofSelection")
+
+        String urlString = UrnPropertiesReader.getVariable("mso.oof.endpoint", execution)
+        logger.debug("get NSSI option OOF Url: " + urlString)
+        //build oof request body
+        String requestId = execution.getVariable("msoRequestId")
+        String messageType = "NSISelectionResponse"
+        Map<String, Object> profileInfo = objectMapper.readValue(execution.getVariable("sliceProfile"), Map.class)
+        String modelUuid = execution.getVariable("modelUuid")
+        String modelInvariantUuid = execution.getVariable("modelInvariantUuid")
+        String modelName = execution.getVariable("tnModelName")
+        String timeout = UrnPropertiesReader.getVariable("mso.adapters.oof.timeout", execution);
+        List<String> nsstInfoList = objectMapper.readValue(execution.getVariable("nsstInfoList"), List.class)
+        JsonArray capabilitiesList = new JsonArray()
+
+        execution.setVariable("nssiSelection_Url", "/api/oof/selection/nsi/v1")
+        execution.setVariable("nssiSelection_messageType", messageType)
+        execution.setVariable("nssiSelection_correlator", requestId)
+        execution.setVariable("nssiSelection_timeout", timeout)
+        String oofRequest = buildSelectTnNssiRequest(requestId, messageType, modelUuid, modelInvariantUuid,
+                modelName, profileInfo, nsstInfoList, capabilitiesList, false)
+        execution.setVariable("nssiSelection_oofRequest", oofRequest)
+
+        logger.debug("Finish prepareOofSelection")
+    }
+
+    String buildSelectTnNssiRequest(String requestId, String messageType, String UUID, String invariantUUID,
+                                    String name, Map<String, Object> profileInfo,
+                                    List<String> nsstInfoList, JsonArray capabilitiesList, Boolean preferReuse) {
+
+        def transactionId = requestId
+        logger.debug("transactionId is: " + transactionId)
+        String correlator = requestId
+        String callbackUrl = UrnPropertiesReader.getVariable("mso.adapters.oof.callback.endpoint") + "/" + messageType + "/" + correlator
+        ObjectMapper objectMapper = new ObjectMapper()
+        String profileJson = objectMapper.writeValueAsString(profileInfo)
+        String nsstInfoListString = objectMapper.writeValueAsString(nsstInfoList)
+        //Prepare requestInfo object
+        JsonObject requestInfo = new JsonObject()
+        requestInfo.addProperty("transactionId", transactionId)
+        requestInfo.addProperty("requestId", requestId)
+        requestInfo.addProperty("callbackUrl", callbackUrl)
+        requestInfo.addProperty("sourceId", "SO")
+        requestInfo.addProperty("timeout", 600)
+        requestInfo.addProperty("numSolutions", 1)
+
+        //Prepare serviceInfo object
+        JsonObject ranNsstInfo = new JsonObject()
+        ranNsstInfo.addProperty("UUID", UUID)
+        ranNsstInfo.addProperty("invariantUUID", invariantUUID)
+        ranNsstInfo.addProperty("name", name)
+
+        JsonObject json = new JsonObject()
+        json.add("requestInfo", requestInfo)
+        json.add("NSTInfo", ranNsstInfo)
+        json.addProperty("serviceProfile", profileJson)
+        json.addProperty("NSSTInfo", nsstInfoListString)
+        json.add("subnetCapabilities", capabilitiesList)
+        json.addProperty("preferReuse", preferReuse)
+
+        return json.toString()
+    }
+
+    void processOofSelection(DelegateExecution execution) {
+        logger.debug(Prefix + "processOofSelection method start")
+        String oofResponse = execution.getVariable("nssiSelection_asyncCallbackResponse")
+        String requestStatus = jsonUtil.getJsonValue(oofResponse, "requestStatus")
+        if (requestStatus.equals("completed")) {
+            List<String> solution = jsonUtil.StringArrayToList(jsonUtil.getJsonValue(oofResponse, "solutions"))
+            boolean existingNSI = jsonUtil.getJsonValue(solution.get(0), "existingNSI")
+            if (existingNSI) {
+                def sharedNSISolution = jsonUtil.getJsonValue(solution.get(0), "sharedNSISolution")
+                execution.setVariable("sharedTnNssiSolution", sharedNSISolution)
+                logger.debug("sharedTnNssiSolution from OOF " + sharedNSISolution)
+                String tnServiceInstanceId = jsonUtil.getJsonValue(solution.get(0), "sharedNSISolution.NSIId")
+                execution.setVariable("tnServiceInstanceId", tnServiceInstanceId)
+                org.onap.so.bpmn.core.domain.ServiceInstance serviceInstance = new org.onap.so.bpmn.core.domain.ServiceInstance();
+                serviceInstance.setInstanceId(tnServiceInstanceId);
+                ServiceDecomposition serviceDecomposition = execution.getVariable("tnNsstServiceDecomposition")
+                serviceDecomposition.setServiceInstance(serviceInstance);
+                execution.setVariable("tnNsstServiceDecomposition", serviceDecomposition)
+                execution.setVariable("isOofTnNssiSelected", true)
+            } else {
+                def sliceProfiles = jsonUtil.getJsonValue(solution.get(0), "newNSISolution.sliceProfiles")
+                execution.setVariable("tnConstituentSliceProfiles", sliceProfiles)
+                execution.setVariable("isOofTnNssiSelected", false)
+                logger.debug("tnConstituentSliceProfiles list from OOF " + sliceProfiles)
+            }
+        } else {
+            String statusMessage = jsonUtil.getJsonValue(oofResponse, "statusMessage")
+            logger.error("received failed status from oof " + statusMessage)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, "Received a failed Async Response from OOF : " + statusMessage)
+        }
+
+        logger.debug(Prefix + "processOofSelection method finished")
+    }
+
+    void updateAAIOrchStatus(DelegateExecution execution) {
+        logger.debug("Start updateAAIOrchStatus")
+        String sliceServiceInstanceId = execution.getVariable("sliceServiceInstanceId")
+        String orchStatus = execution.getVariable("orchestrationStatus")
+
+        try {
+            ServiceInstance si = new ServiceInstance()
+            si.setOrchestrationStatus(orchStatus)
+            AAIResourcesClient client = new AAIResourcesClient()
+            AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, sliceServiceInstanceId)
+            client.update(uri, si)
+        } catch (BpmnError e) {
+            throw e
+        } catch (Exception ex) {
+            String msg = "Exception in CreateSliceService.updateAAIOrchStatus " + ex.getMessage()
+            logger.info(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
+        }
+
+        logger.debug("Finish updateAAIOrchStatus")
+    }
+
+
+    void prepareUpdateJobStatus(DelegateExecution execution,
+                                String status,
+                                String progress,
+                                String statusDescription) {
+        String serviceId = execution.getVariable("sliceServiceInstanceId")
+        String jobId = execution.getVariable("jobId")
+        String nsiId = execution.getVariable("nsiId")
+
+        ResourceOperationStatus roStatus = new ResourceOperationStatus()
+        roStatus.setServiceId(serviceId)
+        roStatus.setOperationId(jobId)
+        roStatus.setResourceTemplateUUID(nsiId)
+        roStatus.setOperType("Allocate")
+        roStatus.setProgress(progress)
+        roStatus.setStatus(status)
+        roStatus.setStatusDescription(statusDescription)
+        requestDBUtil.prepareUpdateResourceOperationStatus(execution, status)
+    }
+
+}
+
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnNssmfUtils.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnNssmfUtils.groovy
new file mode 100644
index 0000000000..a1b883c34e
--- /dev/null
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/TnNssmfUtils.groovy
@@ -0,0 +1,244 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2020 Huawei Technologies Co., Ltd. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.bpmn.infrastructure.scripts
+
+
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.onap.so.bpmn.common.scripts.ExceptionUtil
+import org.onap.so.bpmn.common.scripts.MsoUtils
+import org.onap.so.bpmn.common.scripts.SDNCAdapterUtils
+import org.onap.so.bpmn.core.RollbackData
+import org.onap.so.bpmn.core.UrnPropertiesReader
+import org.onap.so.bpmn.core.WorkflowException
+import org.onap.so.bpmn.core.json.JsonUtils
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+import static org.apache.commons.lang3.StringUtils.isBlank
+
+class TnNssmfUtils {
+    private static final Logger logger = LoggerFactory.getLogger(TnNssmfUtils.class);
+
+
+    ExceptionUtil exceptionUtil = new ExceptionUtil()
+    JsonUtils jsonUtil = new JsonUtils()
+    MsoUtils msoUtils = new MsoUtils()
+    SDNCAdapterUtils sdncAdapterUtils = new SDNCAdapterUtils()
+
+    TnNssmfUtils() {
+    }
+
+
+    void setSdncCallbackUrl(DelegateExecution execution, boolean exceptionOnErr) {
+        setSdncCallbackUrl(execution, "sdncCallbackUrl", exceptionOnErr)
+    }
+
+    void setSdncCallbackUrl(DelegateExecution execution, String variableName, boolean exceptionOnErr) {
+        String sdncCallbackUrl = UrnPropertiesReader.getVariable('mso.workflow.sdncadapter.callback', execution)
+
+        if (isBlank(sdncCallbackUrl) && exceptionOnErr) {
+            String msg = "mso.workflow.sdncadapter.callback is null"
+            logger.debug(msg)
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+        } else {
+            execution.setVariable(variableName, sdncCallbackUrl)
+        }
+    }
+
+    String buildSDNCRequest(DelegateExecution execution, String svcInstId, String action) {
+
+        String uuid = execution.getVariable('testReqId') // for junits
+        if (uuid == null) {
+            uuid = execution.getVariable("msoRequestId") + "-" + System.currentTimeMillis()
+        }
+
+        def callbackURL = execution.getVariable("sdncCallbackUrl")
+        def requestId = execution.getVariable("msoRequestId")
+        def serviceId = execution.getVariable("sliceServiceInstanceId")
+        def vnfType = execution.getVariable("serviceType")
+        def vnfName = execution.getVariable("sliceServiceInstanceName")
+        def tenantId = execution.getVariable("sliceServiceInstanceId")
+        def source = execution.getVariable("sliceServiceInstanceId")
+        def vnfId = execution.getVariable("sliceServiceInstanceId")
+        def cloudSiteId = execution.getVariable("sliceServiceInstanceId")
+        def serviceModelInfo = execution.getVariable("serviceModelInfo")
+        def vnfModelInfo = execution.getVariable("serviceModelInfo")
+        def globalSubscriberId = execution.getVariable("globalSubscriberId")
+
+        String vnfNameString = """<vnf-name>${MsoUtils.xmlEscape(vnfName)}</vnf-name>"""
+        String serviceEcompModelInformation = sdncAdapterUtils.modelInfoToEcompModelInformation(serviceModelInfo)
+        String vnfEcompModelInformation = sdncAdapterUtils.modelInfoToEcompModelInformation(vnfModelInfo)
+
+        String sdncVNFParamsXml = ""
+
+        if (execution.getVariable("vnfParamsExistFlag") == true) {
+            sdncVNFParamsXml = buildSDNCParamsXml(execution)
+        } else {
+            sdncVNFParamsXml = ""
+        }
+
+        String sdncRequest =
+                """<sdncadapterworkflow:SDNCAdapterWorkflowRequest xmlns:ns5="http://org.onap/so/request/types/v1"
+													xmlns:sdncadapterworkflow="http://org.onap/so/workflow/schema/v1"
+													xmlns:sdncadapter="http://org.onap/workflow/sdnc/adapter/schema/v1">
+	   <sdncadapter:RequestHeader>
+				<sdncadapter:RequestId>${MsoUtils.xmlEscape(uuid)}</sdncadapter:RequestId>
+				<sdncadapter:SvcInstanceId>${MsoUtils.xmlEscape(svcInstId)}</sdncadapter:SvcInstanceId>
+				<sdncadapter:SvcAction>${MsoUtils.xmlEscape(action)}</sdncadapter:SvcAction>
+				<sdncadapter:SvcOperation>vnf-topology-operation</sdncadapter:SvcOperation>
+				<sdncadapter:CallbackUrl>${MsoUtils.xmlEscape(callbackURL)}</sdncadapter:CallbackUrl>
+				<sdncadapter:MsoAction>generic-resource</sdncadapter:MsoAction>
+		</sdncadapter:RequestHeader>
+	<sdncadapterworkflow:SDNCRequestData>
+		<request-information>
+			<request-id>${MsoUtils.xmlEscape(requestId)}</request-id>
+			<request-action>AllocateTnNssi</request-action>
+			<source>${MsoUtils.xmlEscape(source)}</source>
+			<notification-url/>
+			<order-number/>
+			<order-version/>
+		</request-information>
+		<service-information>
+			<service-id>${MsoUtils.xmlEscape(serviceId)}</service-id>
+			<subscription-service-type>${MsoUtils.xmlEscape(serviceId)}</subscription-service-type>
+			${serviceEcompModelInformation}
+			<service-instance-id>${MsoUtils.xmlEscape(svcInstId)}</service-instance-id>
+			<global-customer-id>${MsoUtils.xmlEscape(globalSubscriberId)}</global-customer-id>
+		</service-information>
+		<vnf-information>
+			<vnf-id>${MsoUtils.xmlEscape(vnfId)}</vnf-id>
+			<vnf-type>${MsoUtils.xmlEscape(vnfType)}</vnf-type>
+			${vnfEcompModelInformation}
+		</vnf-information>
+		<vnf-request-input>
+			${vnfNameString}
+			<tenant>${MsoUtils.xmlEscape(tenantId)}</tenant>
+			<aic-cloud-region>${MsoUtils.xmlEscape(cloudSiteId)}</aic-cloud-region>
+			${sdncVNFParamsXml}
+		</vnf-request-input>
+	</sdncadapterworkflow:SDNCRequestData>
+	</sdncadapterworkflow:SDNCAdapterWorkflowRequest>"""
+
+        logger.debug("sdncRequest:  " + sdncRequest)
+        return sdncRequest
+    }
+
+    String buildSDNCParamsXml(DelegateExecution execution) {
+        String params = ""
+        StringBuilder sb = new StringBuilder()
+        Map<String, String> paramsMap = execution.getVariable("TNNSSMF_vnfParamsMap")
+
+        for (Map.Entry<String, String> entry : paramsMap.entrySet()) {
+            String paramsXml
+            String key = entry.getKey();
+            String value = entry.getValue()
+            paramsXml = """<${key}>$value</$key>"""
+            params = sb.append(paramsXml)
+        }
+        return params
+    }
+
+    void validateSDNCResponse(DelegateExecution execution, String response, String method) {
+        validateSDNCResponse(execution, response, method, true)
+    }
+
+    void validateSDNCResponse(DelegateExecution execution, String response, String method, boolean exceptionOnErr) {
+        logger.debug("STARTED ValidateSDNCResponse Process")
+
+        String msg
+
+        String prefix = execution.setVariable("prefix")
+        if (isBlank(prefix)) {
+            if (exceptionOnErr) {
+                msg = "validateSDNCResponse: prefix is null"
+                logger.error(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            }
+            return
+        }
+
+        WorkflowException workflowException = execution.getVariable("WorkflowException")
+        boolean successIndicator = execution.getVariable("SDNCA_SuccessIndicator")
+
+        logger.debug("workflowException: " + workflowException)
+
+        sdncAdapterUtils.validateSDNCResponse(execution, response, workflowException, successIndicator)
+
+        String sdncResponse = response
+        if (execution.getVariable(prefix + 'sdncResponseSuccess') == true) {
+            logger.debug("Received a Good Response from SDNC Adapter for " + method + " SDNC Call.  Response is: \n" + sdncResponse)
+            RollbackData rollbackData = execution.getVariable("rollbackData")
+
+            if (method.equals("allocate")) {
+                rollbackData.put("VNFMODULE", "rollbackSDNCRequestAllocate", "true")
+            } else if (method.equals("deallocate")) {
+                rollbackData.put("VNFMODULE", "rollbackSDNCRequestDeallocate", "true")
+            } else if (method.equals("activate")) {
+                rollbackData.put("VNFMODULE", "rollbackSDNCRequestActivate", "true")
+            } else if (method.equals("deactivate")) {
+                rollbackData.put("VNFMODULE", "rollbackSDNCRequestDeactivate", "true")
+            } else if (method.equals("modify")) {
+                rollbackData.put("VNFMODULE", "rollbackSDNCRequestModify", "true")
+            }
+            execution.setVariable("rollbackData", rollbackData)
+        } else {
+            if (exceptionOnErr) {
+                msg = "validateSDNCResponse: bad Response from SDNC Adapter for " + method + " SDNC Call."
+                logger.error(msg)
+                exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+            }
+        }
+
+        logger.debug("COMPLETED ValidateSDNCResponse Process")
+    }
+
+    String getExecutionInputParams(DelegateExecution execution) {
+        String res = "msoRequestId=" + execution.getVariable("msoRequestId") +
+                ", modelInvariantUuid=" + execution.getVariable("modelInvariantUuid") +
+                ", modelUuid=" + execution.getVariable("modelUuid") +
+                ", serviceInstanceID=" + execution.getVariable("serviceInstanceID") +
+                ", operationType=" + execution.getVariable("operationType") +
+                ", globalSubscriberId=" + execution.getVariable("globalSubscriberId") +
+                ", dummyServiceId=" + execution.getVariable("dummyServiceId") +
+                ", nsiId=" + execution.getVariable("nsiId") +
+                ", networkType=" + execution.getVariable("networkType") +
+                ", subscriptionServiceType=" + execution.getVariable("subscriptionServiceType") +
+                ", jobId=" + execution.getVariable("jobId") +
+                ", sliceParams=" + execution.getVariable("sliceParams") +
+                ", servicename=" + execution.getVariable("servicename")
+
+        return res
+    }
+
+    String getFirstSnssaiFromSliceProfile(String sliceProfileStr) {
+        String snssaiListStr = jsonUtil.getJsonValue(sliceProfileStr, "snssaiList")
+        String snssai = jsonUtil.StringArrayToList(snssaiListStr).get(0)
+
+        return snssai
+    }
+
+    String getFirstPlmnIdFromSliceProfile(String sliceProfileStr) {
+        String plmnListStr = jsonUtil.getJsonValue(sliceProfileStr, "plmnIdList")
+        String res = jsonUtil.StringArrayToList(plmnListStr).get(0)
+
+        return res
+    }
+}