Technical debt - Service handler Sonar issues
[transportpce.git] / servicehandler / src / main / java / org / opendaylight / transportpce / servicehandler / impl / ServicehandlerImpl.java
index cf2c7a304f823dd876f6b6dfd2267e70fe396a39..fa3beb8a7a5b7d040402b8eddfa2185e9760e8ee 100644 (file)
@@ -7,74 +7,82 @@
  */
 package org.opendaylight.transportpce.servicehandler.impl;
 
+import com.google.common.util.concurrent.ListenableFuture;
 import java.time.OffsetDateTime;
 import java.time.ZoneOffset;
 import java.time.format.DateTimeFormatter;
 import java.util.Optional;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.Future;
-
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.binding.api.NotificationPublishService;
 import org.opendaylight.transportpce.common.OperationResult;
 import org.opendaylight.transportpce.common.ResponseCodes;
 import org.opendaylight.transportpce.pce.service.PathComputationService;
+import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
 import org.opendaylight.transportpce.renderer.provisiondevice.RendererServiceOperations;
+import org.opendaylight.transportpce.servicehandler.DowngradeConstraints;
 import org.opendaylight.transportpce.servicehandler.ModelMappingUtils;
+import org.opendaylight.transportpce.servicehandler.ServiceInput;
+import org.opendaylight.transportpce.servicehandler.listeners.PceListenerImpl;
+import org.opendaylight.transportpce.servicehandler.listeners.RendererListenerImpl;
 import org.opendaylight.transportpce.servicehandler.service.PCEServiceWrapper;
+import org.opendaylight.transportpce.servicehandler.service.RendererServiceWrapper;
 import org.opendaylight.transportpce.servicehandler.service.ServiceDataStoreOperations;
 import org.opendaylight.transportpce.servicehandler.service.ServiceDataStoreOperationsImpl;
 import org.opendaylight.transportpce.servicehandler.validation.ServiceCreateValidation;
 import org.opendaylight.transportpce.servicehandler.validation.checks.ComplianceCheckResult;
-import org.opendaylight.transportpce.servicehandler.validation.checks.ServicehandlerCompliancyCheck;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev170426.PathComputationRequestOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.RpcActions;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.sdnc.request.header.SdncRequestHeaderBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.RpcStatus;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.State;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.EquipmentNotificationInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.EquipmentNotificationOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.NetworkReOptimizationInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.NetworkReOptimizationOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.OrgOpenroadmServiceService;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceCreateInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceCreateInputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceCreateOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceDeleteInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceDeleteInputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceDeleteOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceFeasibilityCheckInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceFeasibilityCheckOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceList;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceReconfigureInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceReconfigureOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRerouteConfirmInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRerouteConfirmOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRerouteInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRerouteOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRerouteOutputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRestorationInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRestorationOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceReversionInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceReversionOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRollInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceRollOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.TempServiceCreateInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.TempServiceCreateOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.TempServiceDeleteInput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.TempServiceDeleteOutput;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.create.input.ServiceAEndBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.create.input.ServiceZEndBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.delete.input.ServiceDeleteReqInfo.TailRetention;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.delete.input.ServiceDeleteReqInfoBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.Services;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesKey;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev170426.ServiceImplementationRequestInput;
+import org.opendaylight.transportpce.servicehandler.validation.checks.ServicehandlerComplianceCheck;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.RpcActions;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.ServiceNotificationTypes;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.configuration.response.common.ConfigurationResponseCommon;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.sdnc.request.header.SdncRequestHeaderBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev181130.State;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev190531.RpcStatus;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.routing.constrains.rev190329.routing.constraints.HardConstraints;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.routing.constrains.rev190329.routing.constraints.SoftConstraints;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.EquipmentNotificationInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.EquipmentNotificationOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.NetworkReOptimizationInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.NetworkReOptimizationOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.OrgOpenroadmServiceService;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateComplexResultNotificationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateComplexResultNotificationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateResultNotificationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceCreateResultNotificationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteComplexResultNotificationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteComplexResultNotificationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteInputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteResultNotificationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceDeleteResultNotificationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceFeasibilityCheckBulkInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceFeasibilityCheckBulkOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceFeasibilityCheckInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceFeasibilityCheckOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceReconfigureInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceReconfigureOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRerouteConfirmInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRerouteConfirmOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRerouteInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRerouteOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRestorationInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRestorationOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceReversionInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceReversionOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRollInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceRollOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.TempServiceCreateInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.TempServiceCreateOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.TempServiceDeleteInput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.TempServiceDeleteOutput;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.delete.input.ServiceDeleteReqInfo.TailRetention;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.delete.input.ServiceDeleteReqInfoBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
-import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 import org.opendaylight.yangtools.yang.common.RpcResult;
-import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -83,280 +91,528 @@ import org.slf4j.LoggerFactory;
  * Top level service interface providing main OpenROADM controller services.
  */
 public class ServicehandlerImpl implements OrgOpenroadmServiceService {
-
     private static final Logger LOG = LoggerFactory.getLogger(ServicehandlerImpl.class);
+    private static final String TEMP_SERVICE_CREATE_MSG = "tempServiceCreate: {}";
+    private static final String TEMP_SERVICE_DELETE_MSG = "tempServiceDelete: {}";
+    private static final String SERVICE_RESTORATION_MSG = "serviceRestoration: {}";
+    private static final String SERVICE_RECONFIGURE_MSG = "serviceReconfigure: {}";
+    private static final String SERVICE_FEASABILITY_CHECK_MSG = "serviceFeasabilityCheck: {}";
+    private static final String SERVICE_DELETE_MSG = "serviceDelete: {}";
+    private static final String SERVICE_CREATE_MSG = "serviceCreate: {}";
 
     private DataBroker db;
     private ServiceDataStoreOperations serviceDataStoreOperations;
-    private RendererServiceOperations rendererServiceOperations;
     private PCEServiceWrapper pceServiceWrapper;
+    private RendererServiceWrapper rendererServiceWrapper;
+    private PceListenerImpl pceListenerImpl;
+    private RendererListenerImpl rendererListenerImpl;
 
     //TODO: remove private request fields as they are in global scope
 
     public ServicehandlerImpl(DataBroker databroker, PathComputationService pathComputationService,
-                              RendererServiceOperations rendererServiceOperations) {
+            RendererServiceOperations rendererServiceOperations, NotificationPublishService notificationPublishService,
+            PceListenerImpl pceListenerImpl, RendererListenerImpl rendererListenerImpl,
+            NetworkModelWavelengthService networkModelWavelengthService) {
         this.db = databroker;
-        this.rendererServiceOperations = rendererServiceOperations;
         this.serviceDataStoreOperations = new ServiceDataStoreOperationsImpl(this.db);
         this.serviceDataStoreOperations.initialize();
-        this.pceServiceWrapper = new PCEServiceWrapper(pathComputationService);
+        this.pceServiceWrapper = new PCEServiceWrapper(pathComputationService, notificationPublishService);
+        this.rendererServiceWrapper = new RendererServiceWrapper(rendererServiceOperations, notificationPublishService);
+        this.pceListenerImpl = pceListenerImpl;
+        this.rendererListenerImpl = rendererListenerImpl;
     }
 
-    @Override
-    public Future<RpcResult<ServiceCreateOutput>> serviceCreate(ServiceCreateInput input) {
-        LOG.info("RPC service creation received");
-        // Validation
-        OperationResult validationResult = ServiceCreateValidation.validateServiceCreateRequest(input);
-        if (! validationResult.isSuccess()) {
-            LOG.warn("Aborting service create because validation of service create request failed: {}",
-                    validationResult.getResultMessage());
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES,
-                    validationResult.getResultMessage(), ResponseCodes.RESPONSE_FAILED);
-        }
 
-        // Starting service create operation
-        LOG.info("Commencing PCE");
-        //TODO: createService service status into datastore
-        PathComputationRequestOutput pceResponse = this.pceServiceWrapper.performPCE(input, true);
-        String pceResponseCode = pceResponse.getConfigurationResponseCommon().getResponseCode();
-        if (!ResponseCodes.RESPONSE_OK.equals(pceResponseCode)) {
-            LOG.info("PCE calculation failed {}", pceResponseCode);
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES,
-                    pceResponse.getConfigurationResponseCommon().getResponseMessage(), ResponseCodes.RESPONSE_FAILED);
+    // This is class is public so that these messages can be accessed from Junit (avoid duplications).
+    public static final class LogMessages {
+
+        public static final String PCE_CALLING;
+        public static final String ABORT_PCE_FAILED;
+        public static final String PCE_FAILED;
+        public static final String ABORT_SERVICE_NON_COMPLIANT;
+        public static final String SERVICE_NON_COMPLIANT;
+        public static final String RENDERER_DELETE_FAILED;
+        public static final String ABORT_VALID_FAILED;
+
+        // Static blocks are generated once and spare memory.
+        static {
+            PCE_CALLING = "Calling PCE";
+            ABORT_PCE_FAILED = "Aborting: PCE calculation failed ";
+            PCE_FAILED = "PCE calculation failed";
+            ABORT_SERVICE_NON_COMPLIANT = "Aborting: non-compliant service ";
+            SERVICE_NON_COMPLIANT = "non-compliant service";
+            RENDERER_DELETE_FAILED = "Renderer service delete failed";
+            ABORT_VALID_FAILED = "Aborting: validation of service create request failed";
         }
 
-        LOG.info("PCE calculation done OK {}", pceResponseCode);
-
-        OperationResult operationResult = this.serviceDataStoreOperations.createService(input, pceResponse);
-        if (!operationResult.isSuccess()) {
-            String message = "Service status not updated in datastore !";
-            LOG.info(message);
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES, message,
-                    ResponseCodes.RESPONSE_FAILED);
+        public static String serviceNotInDS(String serviceName) {
+            return "Service '" + serviceName + "' does not exist in datastore";
         }
 
-        OperationResult operationServicePathSaveResult = this.serviceDataStoreOperations.createServicePath(input,
-            pceResponse);
-        if (!operationServicePathSaveResult.isSuccess()) {
-            String message = "Service Path not updated in datastore !";
-            LOG.info(message);
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES, message,
-                    ResponseCodes.RESPONSE_FAILED);
+        public static String serviceInService(String serviceName) {
+            return "Service '" + serviceName + "' is in 'inService' state";
         }
 
-        ServiceImplementationRequestInput serviceImplementationRequest =
-                ModelMappingUtils.createServiceImplementationRequest(input, pceResponse);
-        org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev170426
-            .ServiceImplementationRequestOutput serviceImplementationRequestOutput = this.rendererServiceOperations
-            .serviceImplementation(serviceImplementationRequest);
-        if (ResponseCodes.RESPONSE_OK
-                .equals(serviceImplementationRequestOutput.getConfigurationResponseCommon().getResponseCode())) {
-            String message = "Service rendered successfully !";
-            LOG.info(message);
-            operationResult = this.serviceDataStoreOperations.modifyService(input.getServiceName(), State.InService,
-                    State.InService);
-            if (!operationResult.isSuccess()) {
-                LOG.warn("Service status not updated in datastore !");
-            }
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES, message,
-                    ResponseCodes.RESPONSE_OK);
-        } else {
-            String message = "Service rendering has failed !";
-            LOG.warn(message);
-
-            OperationResult deleteServicePathOperationResult =
-                    this.serviceDataStoreOperations.deleteServicePath(input.getServiceName());
-            if (!deleteServicePathOperationResult.isSuccess()) {
-                LOG.warn("Service path was not removed from datastore!");
-            }
-
-            OperationResult deleteServiceOperationResult =
-                    this.serviceDataStoreOperations.deleteService(input.getServiceName());
-            if (!deleteServiceOperationResult.isSuccess()) {
-                LOG.warn("Service was not removed from datastore!");
-            }
+        private LogMessages() {
+        }
+    }
 
-            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES, message,
-                    ResponseCodes.RESPONSE_FAILED);
+    @Override
+    public ListenableFuture<RpcResult<ServiceCreateOutput>> serviceCreate(ServiceCreateInput input) {
+        LOG.info("RPC serviceCreate received");
+        // Validation
+        OperationResult validationResult = ServiceCreateValidation.validateServiceCreateRequest(
+                new ServiceInput(input), RpcActions.ServiceCreate);
+        if (! validationResult.isSuccess()) {
+            LOG.warn(SERVICE_CREATE_MSG, LogMessages.ABORT_VALID_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    validationResult.getResultMessage(), ResponseCodes.RESPONSE_FAILED);
+        }
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(false);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setserviceDataStoreOperations(serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        LOG.debug(SERVICE_CREATE_MSG, LogMessages.PCE_CALLING);
+        PathComputationRequestOutput output = this.pceServiceWrapper.performPCE(input, true);
+        if (output == null) {
+            LOG.warn(SERVICE_CREATE_MSG, LogMessages.ABORT_PCE_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.PCE_FAILED, ResponseCodes.RESPONSE_FAILED);
         }
+        LOG.info("RPC serviceCreate in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createCreateServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), common.getResponseCode());
     }
 
     @Override
-    public Future<RpcResult<ServiceDeleteOutput>> serviceDelete(ServiceDeleteInput input) {
-        LOG.info("RPC serviceDelete request received for {}", input.getServiceDeleteReqInfo().getServiceName());
-        String message = "";
+    public ListenableFuture<RpcResult<ServiceDeleteOutput>> serviceDelete(ServiceDeleteInput input) {
+        String serviceName = input.getServiceDeleteReqInfo().getServiceName();
+        LOG.info("RPC serviceDelete request received for {}", serviceName);
 
         /*
          * Upon receipt of service-deleteService RPC, service header and sdnc-request
-         * header compliancy are verified.
+         * header compliance are verified.
          */
-        LOG.info("checking Service Compliancy ...");
-        ComplianceCheckResult serviceHandlerCheckResult = ServicehandlerCompliancyCheck.check(
+        ComplianceCheckResult serviceHandlerCheckResult =
+            ServicehandlerComplianceCheck.check(
                 input.getServiceDeleteReqInfo().getServiceName(),
                 input.getSdncRequestHeader(), null, RpcActions.ServiceDelete, false, true);
-        if (serviceHandlerCheckResult.hasPassed()) {
-            LOG.info("Service compliant !");
-        } else {
-            LOG.info("Service is not compliant !");
-            return ModelMappingUtils
-                    .createDeleteServiceReply(input, ResponseCodes.FINAL_ACK_YES,
-                            "Service not compliant !", ResponseCodes.RESPONSE_FAILED);
+        if (!serviceHandlerCheckResult.hasPassed()) {
+            LOG.warn(SERVICE_DELETE_MSG, LogMessages.ABORT_SERVICE_NON_COMPLIANT);
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.SERVICE_NON_COMPLIANT, ResponseCodes.RESPONSE_FAILED);
         }
 
         //Check presence of service to be deleted
-        String serviceName = input.getServiceDeleteReqInfo().getServiceName();
-        Optional<Services> service = this.serviceDataStoreOperations.getService(serviceName);
-        if (!service.isPresent()) {
-            message = "Service '" + serviceName + "' does not exist in datastore";
-            LOG.error(message);
-            return ModelMappingUtils.createDeleteServiceReply(input, ResponseCodes.FINAL_ACK_YES,
-                    message, ResponseCodes.RESPONSE_FAILED);
+        Optional<Services> serviceOpt = this.serviceDataStoreOperations.getService(serviceName);
+        Services service;
+        if (!serviceOpt.isPresent()) {
+            LOG.warn(SERVICE_DELETE_MSG, LogMessages.serviceNotInDS(serviceName));
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.serviceNotInDS(serviceName), ResponseCodes.RESPONSE_FAILED);
+        }
+        service = serviceOpt.get();
+        LOG.debug("serviceDelete: Service '{}' found in datastore", serviceName);
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(false);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setserviceDataStoreOperations(serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+                .ServiceDeleteInput serviceDeleteInput =
+            ModelMappingUtils.createServiceDeleteInput(new ServiceInput(input));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteOutput output =
+            this.rendererServiceWrapper.performRenderer(
+                serviceDeleteInput, ServiceNotificationTypes.ServiceDeleteResult, service);
+
+        if (output == null) {
+            LOG.error(SERVICE_DELETE_MSG, LogMessages.RENDERER_DELETE_FAILED);
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.RENDERER_DELETE_FAILED, ResponseCodes.RESPONSE_FAILED);
         }
 
-        LOG.debug("Service '{}' present in datastore !", serviceName);
-        org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev170426.ServiceDeleteInput
-                serviceDeleteInput = ModelMappingUtils.createServiceDeleteInput(input);
-        org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev170426
-            .ServiceDeleteOutput output = this.rendererServiceOperations.serviceDelete(serviceDeleteInput);
-
-        if (!ResponseCodes.RESPONSE_OK
-                .equals(output.getConfigurationResponseCommon().getResponseCode())) {
-            message = "Service delete failed!";
-            return ModelMappingUtils.createDeleteServiceReply(input, ResponseCodes.FINAL_ACK_YES, message,
-                    ResponseCodes.RESPONSE_FAILED);
+        LOG.debug("RPC serviceDelete in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createDeleteServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), common.getResponseCode());
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<ServiceFeasibilityCheckOutput>> serviceFeasibilityCheck(
+            ServiceFeasibilityCheckInput input) {
+        LOG.info("RPC serviceFeasibilityCheck received");
+        // Validation
+        ServiceInput serviceInput = new ServiceInput(input);
+        OperationResult validationResult = ServiceCreateValidation.validateServiceCreateRequest(serviceInput,
+                RpcActions.ServiceFeasibilityCheck);
+        if (! validationResult.isSuccess()) {
+            LOG.warn(SERVICE_FEASABILITY_CHECK_MSG, LogMessages.ABORT_VALID_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    validationResult.getResultMessage(), ResponseCodes.RESPONSE_FAILED);
         }
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(false);
+        this.pceListenerImpl.setServiceFeasiblity(true);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setserviceDataStoreOperations(serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        LOG.debug(SERVICE_FEASABILITY_CHECK_MSG, LogMessages.PCE_CALLING);
+        PathComputationRequestOutput output = this.pceServiceWrapper.performPCE(input, true);
+        if (output == null) {
+            LOG.warn(SERVICE_FEASABILITY_CHECK_MSG, LogMessages.ABORT_PCE_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.PCE_FAILED, ResponseCodes.RESPONSE_FAILED);
+        }
+        LOG.info("RPC serviceFeasibilityCheck in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createCreateServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), common.getResponseCode());
+    }
 
-        OperationResult deleteServicePathOperationResult =
-                this.serviceDataStoreOperations.deleteServicePath(input.getServiceDeleteReqInfo().getServiceName());
-        if (!deleteServicePathOperationResult.isSuccess()) {
-            LOG.warn("Service path was not removed from datastore!");
+    @Override
+    public ListenableFuture<RpcResult<ServiceReconfigureOutput>> serviceReconfigure(ServiceReconfigureInput input) {
+        String serviceName = input.getServiceName();
+        LOG.info("RPC serviceReconfigure received for {}", serviceName);
+        Optional<Services> servicesObject = this.serviceDataStoreOperations.getService(serviceName);
+        if (!servicesObject.isPresent()) {
+            LOG.warn(SERVICE_RECONFIGURE_MSG, LogMessages.serviceNotInDS(serviceName));
+            return ModelMappingUtils.createCreateServiceReply(
+                input,
+                LogMessages.serviceNotInDS(serviceName), RpcStatus.Failed);
+        }
+        LOG.debug("Service '{}' found in datastore", serviceName);
+        OperationResult validationResult = ServiceCreateValidation
+                .validateServiceCreateRequest(new ServiceInput(input), RpcActions.ServiceReconfigure);
+        if (!validationResult.isSuccess()) {
+            LOG.warn(SERVICE_RECONFIGURE_MSG, LogMessages.ABORT_VALID_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input,
+                    validationResult.getResultMessage(), RpcStatus.Failed);
+        }
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(true);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setserviceDataStoreOperations(serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+                .ServiceDeleteInput serviceDeleteInput =
+                        ModelMappingUtils.createServiceDeleteInput(new ServiceInput(input));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+                .ServiceDeleteOutput output = this.rendererServiceWrapper.performRenderer(serviceDeleteInput,
+                        ServiceNotificationTypes.ServiceDeleteResult, null);
+        if (output == null) {
+            LOG.error(SERVICE_RECONFIGURE_MSG, LogMessages.RENDERER_DELETE_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input,
+                    LogMessages.RENDERER_DELETE_FAILED, RpcStatus.Successful);
+                    //TODO check if RpcStatus.Successful is really expected here
         }
+        LOG.info("RPC serviceReconfigure in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createCreateServiceReply(
+                input,
+                common.getResponseMessage(), RpcStatus.Successful);
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<ServiceRestorationOutput>> serviceRestoration(ServiceRestorationInput input) {
+        String serviceName = input.getServiceName();
+        LOG.info("RPC serviceRestoration received for {}", serviceName);
+        Optional<Services> servicesObject = this.serviceDataStoreOperations.getService(serviceName);
+
+        if (!servicesObject.isPresent()) {
+            LOG.warn(SERVICE_RESTORATION_MSG, LogMessages.serviceNotInDS(serviceName));
+            return ModelMappingUtils.createRestoreServiceReply(
+                    LogMessages.serviceNotInDS(serviceName), RpcStatus.Failed);
+        }
+
+        Services service = servicesObject.get();
+        State state = service.getOperationalState();
 
-        OperationResult deleteServiceOperationResult =
-                this.serviceDataStoreOperations.deleteService(input.getServiceDeleteReqInfo().getServiceName());
-        if (!deleteServiceOperationResult.isSuccess()) {
-            LOG.warn("Service was not removed from datastore!");
+        if (state == State.InService) {
+            LOG.error(SERVICE_RESTORATION_MSG, LogMessages.serviceInService(serviceName));
+            return ModelMappingUtils.createRestoreServiceReply(
+                    LogMessages.serviceInService(serviceName), RpcStatus.Failed);
         }
 
-        return ModelMappingUtils.createDeleteServiceReply(input, ResponseCodes.FINAL_ACK_YES,
-                "Service delete was successful!", ResponseCodes.RESPONSE_OK);
+        DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssxxx");
+        OffsetDateTime offsetDateTime = OffsetDateTime.now(ZoneOffset.UTC);
+        DateAndTime datetime = new DateAndTime(dtf.format(offsetDateTime));
+        SdncRequestHeaderBuilder sdncBuilder = new SdncRequestHeaderBuilder()
+                .setNotificationUrl(service.getSdncRequestHeader().getNotificationUrl())
+                .setRequestId(service.getSdncRequestHeader().getRequestId())
+                .setRequestSystemId(service.getSdncRequestHeader().getRequestSystemId())
+                .setRpcAction(RpcActions.ServiceDelete);
+        ServiceDeleteInputBuilder deleteInputBldr = new ServiceDeleteInputBuilder()
+                .setServiceDeleteReqInfo(new ServiceDeleteReqInfoBuilder()
+                    .setServiceName(serviceName)
+                    .setDueDate(datetime)
+                    .setTailRetention(TailRetention.No).build())
+                .setSdncRequestHeader(sdncBuilder.build());
+        ServiceInput serviceInput = new ServiceInput(deleteInputBldr.build());
+        serviceInput.setServiceAEnd(service.getServiceAEnd());
+        serviceInput.setServiceZEnd(service.getServiceZEnd());
+        serviceInput.setConnectionType(service.getConnectionType());
+        HardConstraints hardConstraints = service.getHardConstraints();
+        if (hardConstraints == null) {
+            LOG.warn("service '{}' HardConstraints is not set !", serviceName);
+        } else {
+            SoftConstraints softConstraints = service.getSoftConstraints();
+            if (softConstraints == null) {
+                LOG.warn("service '{}' SoftConstraints is not set !", serviceName);
+                serviceInput.setSoftConstraints(DowngradeConstraints.convertToSoftConstraints(hardConstraints));
+                serviceInput.setHardConstraints(DowngradeConstraints.downgradeHardConstraints(hardConstraints));
+            } else {
+                LOG.info("converting hard constraints to soft constraints ...");
+                serviceInput.setSoftConstraints(
+                        DowngradeConstraints.updateSoftConstraints(hardConstraints, softConstraints));
+                serviceInput.setHardConstraints(DowngradeConstraints.downgradeHardConstraints(hardConstraints));
+            }
+        }
+        this.pceListenerImpl.setInput(serviceInput);
+        this.pceListenerImpl.setServiceReconfigure(true);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(serviceInput);
+        this.rendererListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+            .ServiceDeleteInput serviceDeleteInput = ModelMappingUtils.createServiceDeleteInput(
+                    new ServiceInput(deleteInputBldr.build()));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+            .ServiceDeleteOutput output = this.rendererServiceWrapper.performRenderer(serviceDeleteInput,
+                ServiceNotificationTypes.ServiceDeleteResult, null);
+        if (output == null) {
+            LOG.error(SERVICE_RESTORATION_MSG, LogMessages.RENDERER_DELETE_FAILED);
+            return ModelMappingUtils.createRestoreServiceReply(
+                     LogMessages.RENDERER_DELETE_FAILED, RpcStatus.Failed);
+        }
+        LOG.info("RPC serviceRestore in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createRestoreServiceReply(
+                common.getResponseMessage(), RpcStatus.Successful);
+
     }
 
     @Override
-    public Future<RpcResult<ServiceFeasibilityCheckOutput>> serviceFeasibilityCheck(
-            ServiceFeasibilityCheckInput input) {
-        throw new UnsupportedOperationException("Not implemented yet");
+    public ListenableFuture<RpcResult<EquipmentNotificationOutput>>
+            equipmentNotification(EquipmentNotificationInput input) {
+        // TODO Auto-generated method stub
+        return null;
     }
 
     @Override
-    public Future<RpcResult<ServiceReconfigureOutput>> serviceReconfigure(ServiceReconfigureInput input) {
-        throw new UnsupportedOperationException("Not implemented yet");
+    public ListenableFuture<RpcResult<ServiceRerouteConfirmOutput>>
+            serviceRerouteConfirm(ServiceRerouteConfirmInput input) {
+        // TODO Auto-generated method stub
+        return null;
     }
 
     @Override
-    public Future<RpcResult<ServiceRestorationOutput>> serviceRestoration(ServiceRestorationInput input) {
-        throw new UnsupportedOperationException("Not implemented yet");
+    public ListenableFuture<RpcResult<ServiceRerouteOutput>> serviceReroute(ServiceRerouteInput input) {
+        String serviceName = input.getServiceName();
+        LOG.info("RPC serviceReroute received for {}", serviceName);
+        Optional<Services> servicesObject = this.serviceDataStoreOperations.getService(serviceName);
+        if (!servicesObject.isPresent()) {
+            LOG.warn("serviceReroute: {}", LogMessages.serviceNotInDS(serviceName));
+            return ModelMappingUtils.createRerouteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_NO,
+                    LogMessages.serviceNotInDS(serviceName), RpcStatus.Failed);
+        }
+        Services service = servicesObject.get();
+        DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssxxx");
+        OffsetDateTime offsetDateTime = OffsetDateTime.now(ZoneOffset.UTC);
+        DateAndTime datetime = new DateAndTime(dtf.format(offsetDateTime));
+        SdncRequestHeaderBuilder sdncBuilder = new SdncRequestHeaderBuilder()
+                .setNotificationUrl(service.getSdncRequestHeader().getNotificationUrl())
+                .setRequestId(service.getSdncRequestHeader().getRequestId())
+                .setRequestSystemId(service.getSdncRequestHeader().getRequestSystemId())
+                .setRpcAction(RpcActions.ServiceDelete);
+        ServiceDeleteInputBuilder deleteInputBldr = new ServiceDeleteInputBuilder()
+                .setServiceDeleteReqInfo(new ServiceDeleteReqInfoBuilder()
+                    .setServiceName(serviceName).setDueDate(datetime)
+                    .setTailRetention(TailRetention.No).build())
+                .setSdncRequestHeader(sdncBuilder.build());
+        ServiceInput serviceInput = new ServiceInput(deleteInputBldr.build());
+        serviceInput.setServiceAEnd(service.getServiceAEnd());
+        serviceInput.setServiceZEnd(service.getServiceZEnd());
+        serviceInput.setConnectionType(service.getConnectionType());
+        this.pceListenerImpl.setInput(serviceInput);
+        this.pceListenerImpl.setServiceReconfigure(true);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(serviceInput);
+        this.rendererListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+            .ServiceDeleteInput serviceDeleteInput = ModelMappingUtils.createServiceDeleteInput(
+                    new ServiceInput(deleteInputBldr.build()));
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520
+            .ServiceDeleteOutput output = this.rendererServiceWrapper.performRenderer(serviceDeleteInput,
+                ServiceNotificationTypes.ServiceDeleteResult, null);
+        if (output == null) {
+            LOG.error("serviceReroute: {}", LogMessages.RENDERER_DELETE_FAILED);
+            return ModelMappingUtils.createRerouteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.RENDERER_DELETE_FAILED, RpcStatus.Failed);
+        }
+        LOG.info("RPC ServiceReroute in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createRerouteServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), RpcStatus.Successful);
     }
 
     @Override
-    public Future<RpcResult<EquipmentNotificationOutput>> equipmentNotification(EquipmentNotificationInput input) {
+    public ListenableFuture<RpcResult<ServiceReversionOutput>> serviceReversion(ServiceReversionInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<ServiceRerouteConfirmOutput>> serviceRerouteConfirm(ServiceRerouteConfirmInput input) {
+    public ListenableFuture<RpcResult<ServiceRollOutput>> serviceRoll(ServiceRollInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<ServiceRerouteOutput>> serviceReroute(ServiceRerouteInput input) {
-        InstanceIdentifier<Services> servicesIID = InstanceIdentifier.create(ServiceList.class)
-                .child(Services.class, new ServicesKey(input.getServiceName()));
-        ReadOnlyTransaction rtx = this.db.newReadOnlyTransaction();
-        Optional<Services> servicesObject;
-        try {
-            servicesObject = rtx.read(LogicalDatastoreType.OPERATIONAL, servicesIID).get().toJavaUtil();
-            if (servicesObject.isPresent()) {
-                ServiceDeleteInputBuilder deleteInputBldr = new ServiceDeleteInputBuilder();
-                DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH:mm:ssxxx");
-                OffsetDateTime offsetDateTime = OffsetDateTime.now(ZoneOffset.UTC);
-                DateAndTime datetime = new DateAndTime(dtf.format(offsetDateTime));
-                deleteInputBldr.setServiceDeleteReqInfo(new ServiceDeleteReqInfoBuilder()
-                    .setServiceName(input.getServiceName()).setDueDate(datetime)
-                    .setTailRetention(TailRetention.No).build());
-                SdncRequestHeaderBuilder sdncBuilder = new SdncRequestHeaderBuilder();
-                sdncBuilder.setNotificationUrl(servicesObject.get().getSdncRequestHeader().getNotificationUrl());
-                sdncBuilder.setRequestId(servicesObject.get().getSdncRequestHeader().getRequestId());
-                sdncBuilder.setRequestSystemId(servicesObject.get().getSdncRequestHeader().getRequestSystemId());
-                sdncBuilder.setRpcAction(RpcActions.ServiceDelete);
-                deleteInputBldr.setSdncRequestHeader(sdncBuilder.build());
-                // Calling delete service
-                serviceDelete(deleteInputBldr.build());
-                // Calling create request now
-                ServiceCreateInputBuilder serviceCreateBldr = new ServiceCreateInputBuilder();
-                serviceCreateBldr.setServiceName(input.getServiceName() + 2);
-                serviceCreateBldr.setCommonId(servicesObject.get().getCommonId());
-                serviceCreateBldr.setConnectionType(servicesObject.get().getConnectionType());
-                serviceCreateBldr.setCustomer(servicesObject.get().getCustomer());
-                serviceCreateBldr.setCustomerContact(servicesObject.get().getCustomerContact());
-                serviceCreateBldr.setDueDate(servicesObject.get().getDueDate());
-                serviceCreateBldr.setEndDate(servicesObject.get().getEndDate());
-                serviceCreateBldr.setHardConstraints(servicesObject.get().getHardConstraints());
-                serviceCreateBldr.setNcCode(servicesObject.get().getNcCode());
-                serviceCreateBldr.setNciCode(servicesObject.get().getNciCode());
-                serviceCreateBldr.setOperatorContact(servicesObject.get().getOperatorContact());
-                serviceCreateBldr.setSdncRequestHeader(servicesObject.get().getSdncRequestHeader());
-                serviceCreateBldr.setSecondaryNciCode(servicesObject.get().getSecondaryNciCode());
-                ServiceAEndBuilder serviceAendBuilder = new ServiceAEndBuilder(servicesObject.get().getServiceAEnd());
-                serviceCreateBldr.setServiceAEnd(serviceAendBuilder.build());
-                ServiceZEndBuilder serviceZendBuilder = new ServiceZEndBuilder(servicesObject.get().getServiceZEnd());
-                serviceCreateBldr.setServiceZEnd(serviceZendBuilder.build());
-                serviceCreateBldr.setSoftConstraints(servicesObject.get().getSoftConstraints());
-                serviceCreate(serviceCreateBldr.build());
-                ServiceRerouteOutputBuilder output = new ServiceRerouteOutputBuilder()
-                    .setHardConstraints(null).setSoftConstraints(null).setStatus(
-                    org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.RpcStatus.Successful)
-                    .setStatusMessage("Success");
-                return RpcResultBuilder.success(output).buildFuture();
-            }
-        } catch (InterruptedException | ExecutionException | NullPointerException e) {
-            LOG.info("Exception caught" , e);
+    public ListenableFuture<RpcResult<NetworkReOptimizationOutput>>
+            networkReOptimization(NetworkReOptimizationInput input) {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<TempServiceDeleteOutput>> tempServiceDelete(TempServiceDeleteInput input) {
+        String commonId = input.getCommonId();
+        LOG.info("RPC temp serviceDelete request received for {}", commonId);
+
+        /*
+         * Upon receipt of service-deleteService RPC, service header and sdnc-request
+         * header compliancy are verified.
+         */
+        LOG.debug("checking Service Compliance ...");
+        ComplianceCheckResult serviceHandlerCheckResult = ServicehandlerComplianceCheck.check(
+                commonId, null, null, RpcActions.ServiceDelete, false, false
+            );
+        if (!serviceHandlerCheckResult.hasPassed()) {
+            LOG.warn(TEMP_SERVICE_DELETE_MSG, LogMessages.ABORT_SERVICE_NON_COMPLIANT);
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.SERVICE_NON_COMPLIANT, ResponseCodes.RESPONSE_FAILED);
         }
-        ServiceRerouteOutputBuilder output = new ServiceRerouteOutputBuilder()
-            .setHardConstraints(null).setSoftConstraints(null).setStatus(RpcStatus.Failed).setStatusMessage("Failure");
 
-        return RpcResultBuilder.success(output).buildFuture();
-        // return null;
+        //Check presence of service to be deleted
+        LOG.debug("service common-id '{}' is compliant", commonId);
+        Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.temp.service.list.Services>
+                service =
+            this.serviceDataStoreOperations.getTempService(commonId);
+        if (!service.isPresent()) {
+            LOG.error(TEMP_SERVICE_DELETE_MSG, LogMessages.serviceNotInDS(commonId));
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.serviceNotInDS(commonId), ResponseCodes.RESPONSE_FAILED);
+        }
+
+        LOG.info("Service '{}' present in datastore !", commonId);
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(false);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        this.rendererListenerImpl.setTempService(true);
+        org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteOutput output =
+                this.rendererServiceWrapper.performRenderer(input, ServiceNotificationTypes.ServiceDeleteResult);
+        if (output == null) {
+            LOG.error(TEMP_SERVICE_DELETE_MSG, LogMessages.RENDERER_DELETE_FAILED);
+            return ModelMappingUtils.createDeleteServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.RENDERER_DELETE_FAILED, ResponseCodes.RESPONSE_FAILED);
+        }
+        LOG.info("RPC tempServiceDelete in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createDeleteServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), common.getResponseCode());
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<TempServiceCreateOutput>> tempServiceCreate(TempServiceCreateInput input) {
+        LOG.info("RPC tempServiceCreate received");
+        // Validation
+        OperationResult validationResult = ServiceCreateValidation.validateServiceCreateRequest(
+                new ServiceInput(input), RpcActions.TempServiceCreate);
+        if (! validationResult.isSuccess()) {
+            LOG.warn(TEMP_SERVICE_CREATE_MSG, LogMessages.ABORT_VALID_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    validationResult.getResultMessage(), ResponseCodes.RESPONSE_FAILED);
+        }
+
+        // Starting service create operation
+        LOG.debug(TEMP_SERVICE_CREATE_MSG, LogMessages.PCE_CALLING);
+        this.pceListenerImpl.setInput(new ServiceInput(input));
+        this.pceListenerImpl.setServiceReconfigure(false);
+        this.pceListenerImpl.setserviceDataStoreOperations(this.serviceDataStoreOperations);
+        this.pceListenerImpl.setTempService(true);
+        this.rendererListenerImpl.setserviceDataStoreOperations(serviceDataStoreOperations);
+        this.rendererListenerImpl.setServiceInput(new ServiceInput(input));
+        this.rendererListenerImpl.setTempService(true);
+        PathComputationRequestOutput output = this.pceServiceWrapper.performPCE(input, true);
+        if (output == null) {
+            LOG.warn(TEMP_SERVICE_CREATE_MSG, LogMessages.ABORT_PCE_FAILED);
+            return ModelMappingUtils.createCreateServiceReply(
+                    input, ResponseCodes.FINAL_ACK_YES,
+                    LogMessages.PCE_FAILED, ResponseCodes.RESPONSE_FAILED);
+        }
+        LOG.info("RPC tempServiceCreate in progress...");
+        ConfigurationResponseCommon common = output.getConfigurationResponseCommon();
+        return ModelMappingUtils.createCreateServiceReply(
+                input, common.getAckFinalIndicator(),
+                common.getResponseMessage(), common.getResponseCode());
     }
 
     @Override
-    public Future<RpcResult<ServiceReversionOutput>> serviceReversion(ServiceReversionInput input) {
+    public ListenableFuture<RpcResult<
+        ServiceDeleteComplexResultNotificationRequestOutput>> serviceDeleteComplexResultNotificationRequest(
+            ServiceDeleteComplexResultNotificationRequestInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<ServiceRollOutput>> serviceRoll(ServiceRollInput input) {
+    public ListenableFuture<RpcResult<
+        ServiceCreateResultNotificationRequestOutput>> serviceCreateResultNotificationRequest(
+            ServiceCreateResultNotificationRequestInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<NetworkReOptimizationOutput>> networkReOptimization(NetworkReOptimizationInput input) {
+    public ListenableFuture<RpcResult<
+        ServiceDeleteResultNotificationRequestOutput>> serviceDeleteResultNotificationRequest(
+            ServiceDeleteResultNotificationRequestInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<TempServiceDeleteOutput>> tempServiceDelete(TempServiceDeleteInput input) {
+    public ListenableFuture<RpcResult<
+        ServiceCreateComplexResultNotificationRequestOutput>> serviceCreateComplexResultNotificationRequest(
+            ServiceCreateComplexResultNotificationRequestInput input) {
         // TODO Auto-generated method stub
         return null;
     }
 
     @Override
-    public Future<RpcResult<TempServiceCreateOutput>> tempServiceCreate(TempServiceCreateInput input) {
+    public ListenableFuture<RpcResult<ServiceFeasibilityCheckBulkOutput>> serviceFeasibilityCheckBulk(
+        ServiceFeasibilityCheckBulkInput input) {
         // TODO Auto-generated method stub
         return null;
     }