New DGs added for CCVPN scenario enhancement.
[sdnc/northbound.git] / generic-resource-api / provider / src / main / java / org / onap / sdnc / northbound / GenericResourceApiProvider.java
index 8946600..7eb4f2b 100644 (file)
 package org.onap.sdnc.northbound;
 
-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.CheckedFuture;
-import com.google.common.util.concurrent.Futures;
 import java.text.DateFormat;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.Optional;
 import java.util.Properties;
 import java.util.TimeZone;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
-import java.util.concurrent.Future;
-
-import org.opendaylight.controller.md.sal.binding.api.DataBroker;
-import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
-import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
-import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
-import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
-import org.opendaylight.controller.md.sal.common.api.data.OptimisticLockFailedException;
-import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
-import org.opendaylight.controller.sal.binding.api.BindingAwareBroker;
-import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.BrgTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.BrgTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.BrgTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.BrgTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ConnectionAttachmentTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ConnectionAttachmentTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ConnectionAttachmentTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ConnectionAttachmentTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ContrailRouteTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ContrailRouteTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ContrailRouteTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ContrailRouteTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GENERICRESOURCEAPIService;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationNotificationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationNotificationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GenericConfigurationTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GetpathsegmentTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GetpathsegmentTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GetpathsegmentTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.GetpathsegmentTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.NetworkTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.NetworkTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.NetworkTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.NetworkTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PolicyUpdateNotifyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PolicyUpdateNotifyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PolicyUpdateNotifyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PolicyUpdateNotifyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PortMirrorTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PortMirrorTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PortMirrorTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PortMirrorTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadInformation;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadInformationBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadNetworkTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadNetworkTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadNetworkTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadNetworkTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadVfModuleTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadVfModuleTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadVfModuleTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.PreloadVfModuleTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.SecurityZoneTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.SecurityZoneTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.SecurityZoneTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.SecurityZoneTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ServiceTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ServiceTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ServiceTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ServiceTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.Services;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.ServicesBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.TunnelxconnTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.TunnelxconnTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.TunnelxconnTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.TunnelxconnTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VfModuleTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VfModuleTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VfModuleTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VfModuleTopologyOperationOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfGetResourceRequestInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfGetResourceRequestInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfGetResourceRequestOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfGetResourceRequestOutputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfTopologyOperationInput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfTopologyOperationInputBuilder;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfTopologyOperationOutput;
-import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.VnfTopologyOperationOutputBuilder;
+
+import com.google.common.util.concurrent.FluentFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.mdsal.binding.api.DataBroker;
+import org.opendaylight.mdsal.binding.api.NotificationPublishService;
+import org.opendaylight.mdsal.binding.api.ReadTransaction;
+import org.opendaylight.mdsal.binding.api.RpcProviderService;
+import org.opendaylight.mdsal.binding.api.WriteTransaction;
+import org.opendaylight.mdsal.common.api.CommitInfo;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.mdsal.common.api.OptimisticLockFailedException;
+import org.opendaylight.mdsal.common.api.TransactionCommitFailedException;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.*;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.brg.response.information.BrgResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.connection.attachment.response.information.ConnectionAttachmentResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.contrail.route.response.information.ContrailRouteResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.gc.response.information.GcResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.network.response.information.NetworkResponseInformationBuilder;
+import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.pnf.response.information.PnfResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.port.mirror.response.information.PortMirrorResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.preload.data.PreloadData;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.preload.data.PreloadDataBuilder;
@@ -120,6 +53,7 @@ import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.re
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.tunnelxconn.response.information.TunnelxconnResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.vf.module.response.information.VfModuleResponseInformationBuilder;
 import org.opendaylight.yang.gen.v1.org.onap.sdnc.northbound.generic.resource.rev170824.vnf.response.information.VnfResponseInformationBuilder;
+import org.opendaylight.yangtools.concepts.ObjectRegistration;
 import org.opendaylight.yangtools.yang.binding.DataObject;
 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
 import org.opendaylight.yangtools.yang.common.RpcResult;
@@ -128,14 +62,12 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- * Defines a base implementation for your provider. This class extends from a
- * helper class which provides storage for the most commonly used components of
- * the MD-SAL. Additionally the base class provides some basic logging and
+ * Defines a base implementation for your provider. This class extends from a helper class which provides storage for
+ * the most commonly used components of the MD-SAL. Additionally the base class provides some basic logging and
  * initialization / clean up methods.
  *
- * To use this, copy and paste (overwrite) the following method into the
- * TestApplicationProviderModule class which is auto generated under
- * src/main/java in this project (created only once during first compilation):
+ * To use this, copy and paste (overwrite) the following method into the TestApplicationProviderModule class which is
+ * auto generated under src/main/java in this project (created only once during first compilation):
  *
  * <pre>
  *
@@ -147,7 +79,7 @@ import org.slf4j.LoggerFactory;
  *     final GenericResourceApiProvider provider = new GenericResourceApiProvider();
  *     provider.setDataBroker(getDataBrokerDependency());
  *     provider.setNotificationService(getNotificationServiceDependency());
- *     provider.setRpcRegistry(getRpcRegistryDependency());
+ *     provider.setRpcService(getRpcServiceDependency());
  *     provider.initialize();
  *     return new AutoCloseable() {
  *
@@ -181,7 +113,9 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     private static final String SERVICE_OBJECT_PATH_PARAM = "service-object-path";
     private static final String NETWORK_OBJECT_PATH_PARAM = "network-object-path";
     private static final String VNF_OBJECT_PATH_PARAM = "vnf-object-path";
+    private static final String PNF_OBJECT_PATH_PARAM = "pnf-object-path";
     private static final String VF_MODULE_OBJECT_PATH_PARAM = "vf-module-object-path";
+    private static final String VF_MODULE_ID_PARAM = "vf-module-id";
     private static final String UPDATING_MDSAL_ERROR_MESSAGE = "Caught Exception updating MD-SAL for {} [{}] \n";
     private static final String UPDATING_MDSAL_ERROR_MESSAGE_2 = "Caught Exception updating MD-SAL for {} [{},{}] \n";
     private static final String RETURNED_FAILED_MESSAGE = "Returned FAILED for {} [{}] {}";
@@ -198,6 +132,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     private static final String ERROR_NETWORK_ID = "error";
     private static final String BACKGROUND_THREAD_STARTED_MESSAGE = "Start background thread";
     private static final String BACKGROUND_THREAD_INFO = "Background thread: input conf_id is {}";
+    private static final String SKIP_MDSAL_UPDATE_PROP = "skip-mdsal-update";
 
     private final Logger log = LoggerFactory.getLogger(GenericResourceApiProvider.class);
     private final ExecutorService executor;
@@ -205,16 +140,16 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     protected DataBroker dataBroker;
     protected NotificationPublishService notificationService;
-    protected RpcProviderRegistry rpcRegistry;
-    protected BindingAwareBroker.RpcRegistration<GENERICRESOURCEAPIService> rpcRegistration;
+    protected RpcProviderService rpcService;
+    protected ObjectRegistration<GENERICRESOURCEAPIService> rpcRegistration;
 
     public GenericResourceApiProvider(DataBroker dataBroker, NotificationPublishService notificationPublishService,
-            RpcProviderRegistry rpcProviderRegistry, GenericResourceApiSvcLogicServiceClient client) {
+        RpcProviderService rpcProviderService, GenericResourceApiSvcLogicServiceClient client) {
         log.info("Creating provider for {}", APP_NAME);
         executor = Executors.newFixedThreadPool(1);
         setDataBroker(dataBroker);
         setNotificationService(notificationPublishService);
-        setRpcRegistry(rpcProviderRegistry);
+        setRpcService(rpcProviderService);
         svcLogicClient = client;
         initialize();
 
@@ -230,6 +165,12 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error("Caught Exception while trying to load properties file", e);
         }
 
+        if (rpcRegistration == null) {
+            if (rpcService != null) {
+                rpcRegistration = rpcService.registerRpcImplementation(GENERICRESOURCEAPIService.class, this);
+            }
+        }
+
         log.info("Initialization complete for {}", APP_NAME);
     }
 
@@ -276,10 +217,10 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         }
     }
 
-    public void setRpcRegistry(RpcProviderRegistry rpcRegistry) {
-        this.rpcRegistry = rpcRegistry;
+    public void setRpcService(RpcProviderService rpcService) {
+        this.rpcService = rpcService;
         if (log.isDebugEnabled()) {
-            log.debug("RpcRegistry set to {}", rpcRegistry == null ? NULL_PARAM : NON_NULL_PARAM);
+            log.debug("rpcService set to {}", rpcService == null ? NULL_PARAM : NON_NULL_PARAM);
         }
     }
 
@@ -289,18 +230,18 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         // Create the service-instance container
         t.merge(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(Services.class),
-                new ServicesBuilder().build());
+            new ServicesBuilder().build());
         t.merge(LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(Services.class),
-                new ServicesBuilder().build());
+            new ServicesBuilder().build());
 
         // Create the PreloadInformation container
         t.merge(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier.create(PreloadInformation.class),
-                new PreloadInformationBuilder().build());
+            new PreloadInformationBuilder().build());
         t.merge(LogicalDatastoreType.OPERATIONAL, InstanceIdentifier.create(PreloadInformation.class),
-                new PreloadInformationBuilder().build());
+            new PreloadInformationBuilder().build());
 
         try {
-            CheckedFuture<Void, TransactionCommitFailedException> checkedFuture = t.submit();
+            FluentFuture<? extends @NonNull CommitInfo> checkedFuture = t.commit();
             checkedFuture.get();
             log.info("Create containers succeeded!");
 
@@ -310,7 +251,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void setServiceStatus(ServiceStatusBuilder serviceStatusBuilder, String errorCode, String errorMessage,
-            String ackFinal) {
+        String ackFinal) {
         serviceStatusBuilder.setResponseCode(errorCode);
         serviceStatusBuilder.setResponseMessage(errorMessage);
         serviceStatusBuilder.setFinalIndicator(ackFinal);
@@ -326,27 +267,27 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     private void setServiceStatus(ServiceStatusBuilder serviceStatusBuilder, SdncRequestHeader requestHeader) {
         if (requestHeader != null && requestHeader.getSvcAction() != null) {
             switch (requestHeader.getSvcAction()) {
-            case Assign:
-                serviceStatusBuilder.setRpcAction(RpcAction.Assign);
-                break;
-            case Unassign:
-                serviceStatusBuilder.setRpcAction(RpcAction.Unassign);
-                break;
-            case Activate:
-                serviceStatusBuilder.setRpcAction(RpcAction.Activate);
-                break;
-            case Deactivate:
-                serviceStatusBuilder.setRpcAction(RpcAction.Deactivate);
-                break;
-            case Delete:
-                serviceStatusBuilder.setRpcAction(RpcAction.Delete);
-                break;
-            case Create:
-                serviceStatusBuilder.setRpcAction(RpcAction.Create);
-                break;
-            default:
-                log.error("Unknown SvcAction: {}", requestHeader.getSvcAction());
-                break;
+                case Assign:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Assign);
+                    break;
+                case Unassign:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Unassign);
+                    break;
+                case Activate:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Activate);
+                    break;
+                case Deactivate:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Deactivate);
+                    break;
+                case Delete:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Delete);
+                    break;
+                case Create:
+                    serviceStatusBuilder.setRpcAction(RpcAction.Create);
+                    break;
+                default:
+                    log.error("Unknown SvcAction: {}", requestHeader.getSvcAction());
+                    break;
             }
         }
     }
@@ -358,14 +299,14 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private void getServiceData(String siid, ServiceDataBuilder serviceDataBuilder, LogicalDatastoreType type) {
         // See if any data exists yet for this siid, if so grab it.
-        InstanceIdentifier<Service> serviceInstanceIdentifier = InstanceIdentifier.builder(Services.class)
-                .child(Service.class, new ServiceKey(siid)).build();
-
-        ReadOnlyTransaction readTx = dataBroker.newReadOnlyTransaction();
-        Optional<Service> data = Optional.absent();
-        try {
-            data = readTx.read(type, serviceInstanceIdentifier).get();
-        } catch (InterruptedException | ExecutionException e) {
+        InstanceIdentifier<Service> serviceInstanceIdentifier = InstanceIdentifier.<Services>builder(Services.class)
+            .child(Service.class, new ServiceKey(siid)).build();
+
+        Optional<Service> data = null;
+        
+        try (final ReadTransaction readTx = dataBroker.newReadOnlyTransaction()) {
+            data = (Optional<Service>) readTx.read(type, serviceInstanceIdentifier).get();
+        } catch (final InterruptedException | ExecutionException e) {
             log.error("Caught Exception reading MD-SAL ({}) data for [{}] ", type, siid, e);
         }
 
@@ -400,13 +341,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         // Each entry will be identifiable by a unique key, we have to create that
         // identifier
         InstanceIdentifier<Service> path = InstanceIdentifier.builder(Services.class)
-                .child(Service.class, entry.getKey()).build();
+            .child(Service.class, entry.key()).build();
 
         trySaveEntry(entry, merge, storeType, path);
     }
 
     private <T extends DataObject> void trySaveEntry(T entry, boolean merge, LogicalDatastoreType storeType,
-            InstanceIdentifier<T> path) {
+        InstanceIdentifier<T> path) {
         int tries = 2;
         while (true) {
             try {
@@ -418,7 +359,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                     throw new IllegalStateException(e);
                 }
                 log.debug("Got OptimisticLockFailedException - trying again ");
-            } catch (TransactionCommitFailedException ex) {
+            } catch (TransactionCommitFailedException|InterruptedException|ExecutionException ex) {
                 log.debug("Update DataStore failed");
                 throw new IllegalStateException(ex);
             }
@@ -426,14 +367,15 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private <T extends DataObject> void save(T entry, boolean merge, LogicalDatastoreType storeType,
-            InstanceIdentifier<T> path) throws TransactionCommitFailedException {
+        InstanceIdentifier<T> path) throws TransactionCommitFailedException, InterruptedException,
+            ExecutionException {
         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
         if (merge) {
             tx.merge(storeType, path, entry);
         } else {
             tx.put(storeType, path, entry);
         }
-        tx.submit().checkedGet();
+        tx.commit().get();
         log.debug("Update DataStore succeeded");
     }
 
@@ -441,7 +383,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         // Each entry will be identifiable by a unique key, we have to create
         // that identifier
         InstanceIdentifier<Service> path = InstanceIdentifier.builder(Services.class)
-                .child(Service.class, entry.getKey()).build();
+            .child(Service.class, entry.key()).build();
 
         tryDeleteEntry(storeType, path);
     }
@@ -458,7 +400,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                     throw new IllegalStateException(e);
                 }
                 log.debug("Got OptimisticLockFailedException - trying again ");
-            } catch (TransactionCommitFailedException ex) {
+            } catch (TransactionCommitFailedException|InterruptedException|ExecutionException ex) {
                 log.debug("Update DataStore failed");
                 throw new IllegalStateException(ex);
             }
@@ -466,10 +408,10 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void delete(LogicalDatastoreType storeType, InstanceIdentifier<Service> path)
-            throws TransactionCommitFailedException {
+        throws TransactionCommitFailedException, InterruptedException, ExecutionException {
         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
         tx.delete(storeType, path);
-        tx.submit().checkedGet();
+        tx.commit().get();
         log.debug("DataStore delete succeeded");
     }
 
@@ -479,16 +421,16 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void getPreloadData(String preloadName, String preloadType, PreloadDataBuilder preloadDataBuilder,
-            LogicalDatastoreType type) {
+        LogicalDatastoreType type) {
         // See if any data exists yet for this name/type, if so grab it.
         InstanceIdentifier preloadInstanceIdentifier = InstanceIdentifier
-                .<PreloadInformation>builder(PreloadInformation.class)
-                .child(PreloadList.class, new PreloadListKey(preloadName, preloadType)).build();
-        ReadOnlyTransaction readTx = dataBroker.newReadOnlyTransaction();
+            .<PreloadInformation>builder(PreloadInformation.class)
+            .child(PreloadList.class, new PreloadListKey(preloadName, preloadType)).build();
+
         Optional<PreloadList> data = null;
-        try {
+        try (final ReadTransaction readTx = dataBroker.newReadOnlyTransaction()) {
             data = (Optional<PreloadList>) readTx.read(type, preloadInstanceIdentifier).get();
-        } catch (InterruptedException | ExecutionException e) {
+        } catch (final InterruptedException | ExecutionException e) {
             log.error("Caught Exception reading MD-SAL ({}) for [{},{}] ", type, preloadName, preloadType, e);
         }
 
@@ -496,11 +438,11 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             PreloadData preloadData = data.get().getPreloadData();
             if (preloadData != null) {
                 log.info("Read MD-SAL ({}) data for [{},{}] PreloadData: {}", type, preloadName, preloadType,
-                        preloadData);
+                    preloadData);
                 preloadDataBuilder
-                        .setPreloadVfModuleTopologyInformation(preloadData.getPreloadVfModuleTopologyInformation());
+                    .setPreloadVfModuleTopologyInformation(preloadData.getPreloadVfModuleTopologyInformation());
                 preloadDataBuilder
-                        .setPreloadNetworkTopologyInformation(preloadData.getPreloadNetworkTopologyInformation());
+                    .setPreloadNetworkTopologyInformation(preloadData.getPreloadNetworkTopologyInformation());
                 preloadDataBuilder.setPreloadOperStatus(preloadData.getPreloadOperStatus());
             } else {
                 log.info("No preload-data found in MD-SAL ({}) for [{},{}] ", type, preloadName, preloadType);
@@ -511,12 +453,12 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void savePreloadList(final PreloadList entry, boolean merge, LogicalDatastoreType storeType)
-            throws IllegalStateException {
+        throws IllegalStateException {
 
         // Each entry will be identifiable by a unique key, we have to create that
         // identifier
         InstanceIdentifier.InstanceIdentifierBuilder<PreloadList> preloadListBuilder = InstanceIdentifier
-                .<PreloadInformation>builder(PreloadInformation.class).child(PreloadList.class, entry.getKey());
+            .<PreloadInformation>builder(PreloadInformation.class).child(PreloadList.class, entry.key());
         InstanceIdentifier<PreloadList> path = preloadListBuilder.build();
         int tries = 2;
         while (true) {
@@ -527,10 +469,10 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                 } else {
                     tx.put(storeType, path, entry);
                 }
-                tx.submit().checkedGet();
+                tx.commit().get();
                 log.debug("Update DataStore succeeded");
                 break;
-            } catch (final TransactionCommitFailedException e) {
+            } catch (final InterruptedException | ExecutionException e) {
                 if (e instanceof OptimisticLockFailedException) {
                     if (--tries <= 0) {
                         log.debug("Got OptimisticLockFailedException on last try - failing ");
@@ -549,7 +491,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         // Each entry will be identifiable by a unique key, we have to create
         // that identifier
         InstanceIdentifier<PreloadList> path = InstanceIdentifier.builder(PreloadInformation.class)
-                .child(PreloadList.class, entry.getKey()).build();
+            .child(PreloadList.class, entry.key()).build();
 
         tryDeletePreloadListEntry(storeType, path);
     }
@@ -566,7 +508,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                     throw new IllegalStateException(e);
                 }
                 log.debug("Got OptimisticLockFailedException - trying again ");
-            } catch (TransactionCommitFailedException ex) {
+            } catch (TransactionCommitFailedException|InterruptedException|ExecutionException ex) {
                 log.debug("Update DataStore failed");
                 throw new IllegalStateException(ex);
             }
@@ -574,16 +516,16 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void deletePreloadList(LogicalDatastoreType storeType, InstanceIdentifier<PreloadList> path)
-            throws TransactionCommitFailedException {
+        throws TransactionCommitFailedException, InterruptedException, ExecutionException {
         WriteTransaction tx = dataBroker.newWriteOnlyTransaction();
         tx.delete(storeType, path);
-        tx.submit().checkedGet();
+        tx.commit().get();
         log.debug("DataStore delete succeeded");
     }
 
     @Override
-    public Future<RpcResult<ServiceTopologyOperationOutput>> serviceTopologyOperation(
-            ServiceTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<ServiceTopologyOperationOutput>> serviceTopologyOperation(
+        ServiceTopologyOperationInput input) {
 
         final String svcOperation = "service-topology-operation";
         ServiceData serviceData;
@@ -601,7 +543,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<ServiceTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -667,7 +609,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<ServiceTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -699,7 +641,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<ServiceTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -712,13 +654,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<ServiceTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<ServiceTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(ServiceTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -726,12 +668,12 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(ServiceTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private void trySetSvcRequestId(ServiceTopologyOperationInput input,
-            ServiceTopologyOperationOutputBuilder responseBuilder) {
+        ServiceTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -747,7 +689,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private Properties tryGetProperties(String svcOperation, Properties parms, ServiceDataBuilder serviceDataBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         try {
             if (svcLogicClient.hasGraph(APP_NAME, svcOperation, null, "sync")) {
                 try {
@@ -772,15 +714,235 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean failed(ResponseObject error) {
         return !error.getStatusCode().isEmpty()
-                && !("0".equals(error.getStatusCode()) || "200".equals(error.getStatusCode()));
+            && !("0".equals(error.getStatusCode()) || "200".equals(error.getStatusCode()));
     }
 
     private boolean isValidRequest(ServiceTopologyOperationInput input) {
         return input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null;
     }
 
+
+    @Override
+    public ListenableFuture<RpcResult<PnfTopologyOperationOutput>> pnfTopologyOperation(
+        PnfTopologyOperationInput input) {
+
+        final String svcOperation = "pnf-topology-operation";
+        ServiceData serviceData;
+        ServiceStatusBuilder serviceStatusBuilder = new ServiceStatusBuilder();
+        Properties properties = new Properties();
+
+        log.info(CALLED_STR, svcOperation);
+        // create a new response object
+        PnfTopologyOperationOutputBuilder responseBuilder = new PnfTopologyOperationOutputBuilder();
+
+        if (hasInvalidServiceId(input)) {
+            log.debug(NULL_OR_EMPTY_ERROR_MESSAGE, svcOperation);
+            responseBuilder.setResponseCode("404");
+            responseBuilder.setResponseMessage(NULL_OR_EMPTY_ERROR_PARAM);
+            responseBuilder.setAckFinalIndicator("Y");
+            RpcResult<PnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<PnfTopologyOperationOutput>status(true)
+                .withResult(responseBuilder.build()).build();
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Grab the service instance ID from the input buffer
+        String siid = input.getServiceInformation().getServiceInstanceId();
+
+        trySetSvcRequestId(input, responseBuilder);
+
+        /* Comment out mandatory check for pnf id for scenario wherein for assign/create request pnf-id is generated by
+        SDNC itself.
+        if (hasInvalidPnfId(input)) {
+            log.debug("exiting {} because of null or empty pnf-id", svcOperation);
+            responseBuilder.setResponseCode("404");
+            responseBuilder.setResponseMessage("invalid input, null or empty pnf-id");
+            responseBuilder.setAckFinalIndicator("Y");
+
+            RpcResult<PnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<PnfTopologyOperationOutput>status(true)
+                    .withResult(responseBuilder.build()).build();
+
+            return Futures.immediateFuture(rpcResult);
+        }
+        */
+
+        String pnfId = input.getPnfDetails().getPnfId();
+        ServiceDataBuilder serviceDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, serviceDataBuilder);
+
+        ServiceDataBuilder operDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, operDataBuilder, LogicalDatastoreType.OPERATIONAL);
+
+        // Set the serviceStatus based on input
+        setServiceStatus(serviceStatusBuilder, input.getSdncRequestHeader());
+        setServiceStatus(serviceStatusBuilder, input.getRequestInformation());
+
+        //
+        // setup a service-data object builder
+        // ACTION pnf-topology-operation
+        // INPUT:
+        // USES sdnc-request-header;
+        // USES request-information;
+        // USES service-information;
+        // USES pnf-details
+        // OUTPUT:
+        // USES pnf-topology-response-body;
+        // USES pnf-details
+        // USES service-information
+        //
+        // uses oper-status;
+
+        log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
+        PnfTopologyOperationInputBuilder inputBuilder = new PnfTopologyOperationInputBuilder(input);
+        GenericResourceApiUtil.toProperties(properties, inputBuilder.build());
+
+        log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
+        GenericResourceApiUtil.toProperties(properties, OPERATIONAL_DATA_PARAM, operDataBuilder);
+
+        // Call SLI sync method
+
+        ResponseObject responseObject = new ResponseObject("200", "");
+        String ackFinal = "Y";
+        String serviceObjectPath = null;
+        String pnfObjectPath = null;
+        Properties respProps = tryGetProperties(svcOperation, properties, serviceDataBuilder, responseObject);
+
+        if (respProps != null) {
+            responseObject.setMessage(respProps.getProperty(ERROR_MESSAGE_PARAM));
+            responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
+            ackFinal = respProps.getProperty(ACK_FINAL_PARAM, "Y");
+            if (pnfId == null) {
+                pnfId = respProps.getProperty("pnfId");
+            }
+            serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
+            pnfObjectPath = respProps.getProperty(PNF_OBJECT_PATH_PARAM);
+        }
+
+        setServiceStatus(serviceStatusBuilder, responseObject.getStatusCode(), responseObject.getMessage(), ackFinal);
+        serviceStatusBuilder.setRequestStatus(RequestStatus.Synccomplete);
+        serviceStatusBuilder.setRpcName(svcOperation);
+
+        if (failed(responseObject)) {
+            responseBuilder.setResponseCode(responseObject.getStatusCode());
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+            responseBuilder.setAckFinalIndicator(ackFinal);
+
+            ServiceBuilder serviceBuilder = new ServiceBuilder();
+            serviceBuilder.setServiceInstanceId(siid);
+            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+            try {
+                saveService(serviceBuilder.build(), true, LogicalDatastoreType.CONFIGURATION);
+                trySaveService(input, serviceBuilder);
+            } catch (Exception e) {
+                log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            }
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+            RpcResult<PnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<PnfTopologyOperationOutput>status(true)
+                .withResult(responseBuilder.build()).build();
+
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Got success from SLI
+        try {
+            serviceData = serviceDataBuilder.build();
+            log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
+
+            // service object
+            ServiceBuilder serviceBuilder = new ServiceBuilder();
+            serviceBuilder.setServiceData(serviceData);
+            serviceBuilder.setServiceInstanceId(siid);
+            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+            saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+
+            if (isValidRequest(input) && input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
+                // Only update operational tree on Assign
+                log.info(UPDATING_TREE_INFO_MESSAGE);
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
+            }
+
+            ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
+            serviceResponseInformationBuilder.setInstanceId(siid);
+            serviceResponseInformationBuilder.setObjectPath(serviceObjectPath);
+            responseBuilder.setServiceResponseInformation(serviceResponseInformationBuilder.build());
+
+            PnfResponseInformationBuilder pnfResponseInformationBuilder = new PnfResponseInformationBuilder();
+            pnfResponseInformationBuilder.setInstanceId(pnfId);
+            pnfResponseInformationBuilder.setObjectPath(pnfObjectPath);
+            responseBuilder.setPnfResponseInformation(pnfResponseInformationBuilder.build());
+
+        } catch (Exception e) {
+            log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            responseBuilder.setResponseCode("500");
+            responseBuilder.setResponseMessage(e.getMessage());
+            responseBuilder.setAckFinalIndicator("Y");
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+            RpcResult<PnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<PnfTopologyOperationOutput>status(true)
+                .withResult(responseBuilder.build()).build();
+
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Update succeeded
+        responseBuilder.setResponseCode(responseObject.getStatusCode());
+        responseBuilder.setAckFinalIndicator(ackFinal);
+        trySetResponseMessage(responseBuilder, responseObject);
+        log.info(UPDATED_MDSAL_INFO_MESSAGE, svcOperation, siid);
+        log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+        RpcResult<PnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<PnfTopologyOperationOutput>status(true)
+            .withResult(responseBuilder.build()).build();
+
+        // return success
+        return Futures.immediateFuture(rpcResult);
+    }
+
+    private void trySetResponseMessage(PnfTopologyOperationOutputBuilder responseBuilder,
+        ResponseObject responseObject) {
+        if (responseObject.getMessage() != null) {
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+        }
+    }
+
+    private void trySaveService(PnfTopologyOperationInput input, ServiceBuilder serviceBuilder) {
+        if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Delete)
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
+
+            // Only update operational tree on activate or delete
+            log.info(UPDATING_TREE_INFO_MESSAGE);
+            saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
+        }
+    }
+
+    private boolean hasInvalidPnfId(PnfTopologyOperationInput input) {
+        return input.getPnfDetails() == null || input.getPnfDetails().getPnfId() == null
+            || input.getPnfDetails().getPnfId().length() == 0;
+    }
+
+    private boolean hasInvalidServiceId(PnfTopologyOperationInput input) {
+        return input == null || input.getServiceInformation() == null
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
+    }
+
+    private void trySetSvcRequestId(PnfTopologyOperationInput input,
+        PnfTopologyOperationOutputBuilder responseBuilder) {
+        if (input.getSdncRequestHeader() != null) {
+            responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
+        }
+    }
+
+    private boolean isValidRequest(PnfTopologyOperationInput input) {
+        return input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null;
+    }
+
+
     @Override
-    public Future<RpcResult<VnfTopologyOperationOutput>> vnfTopologyOperation(VnfTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<VnfTopologyOperationOutput>> vnfTopologyOperation(
+        VnfTopologyOperationInput input) {
 
         final String svcOperation = "vnf-topology-operation";
         ServiceData serviceData;
@@ -797,7 +959,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage(NULL_OR_EMPTY_ERROR_PARAM);
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<VnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<VnfTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
             // return error
             return Futures.immediateFuture(rpcResult);
         }
@@ -863,14 +1025,22 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         String ackFinal = "Y";
         String serviceObjectPath = null;
         String vnfObjectPath = null;
+        String skipMdsalUpdate = null;
         Properties respProps = tryGetProperties(svcOperation, properties, serviceDataBuilder, responseObject);
 
         if (respProps != null) {
             responseObject.setMessage(respProps.getProperty(ERROR_MESSAGE_PARAM));
             responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
             ackFinal = respProps.getProperty(ACK_FINAL_PARAM, "Y");
+            if (vnfId == null) {
+                vnfId = respProps.getProperty("vnfId");
+            }
             serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
             vnfObjectPath = respProps.getProperty(VNF_OBJECT_PATH_PARAM);
+            skipMdsalUpdate = respProps.getProperty(SKIP_MDSAL_UPDATE_PROP);
+            if (skipMdsalUpdate == null) {
+                skipMdsalUpdate = "N";
+            }
         }
 
         setServiceStatus(serviceStatusBuilder, responseObject.getStatusCode(), responseObject.getMessage(), ackFinal);
@@ -894,7 +1064,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<VnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<VnfTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
 
             // return error
             return Futures.immediateFuture(rpcResult);
@@ -902,20 +1072,30 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         // Got success from SLI
         try {
-            serviceData = serviceDataBuilder.build();
-            log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
-
-            // service object
-            ServiceBuilder serviceBuilder = new ServiceBuilder();
-            serviceBuilder.setServiceData(serviceData);
-            serviceBuilder.setServiceInstanceId(siid);
-            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
-            saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
-
-            if (isValidRequest(input) && input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
-                // Only update operational tree on Assign
-                log.info(UPDATING_TREE_INFO_MESSAGE);
-                saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
+            if (skipMdsalUpdate.equals("N")) {
+                serviceData = serviceDataBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
+    
+                // service object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceData(serviceData);
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+                
+                if (isValidRequest(input) && input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
+                    // Only update operational tree on Assign
+                    log.info(UPDATING_TREE_INFO_MESSAGE);
+                    saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
+                }
+            } else {
+                // Even if we are skipping the MD-SAL update, update the service status object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                Service service = serviceBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, service);
+                saveService(service, true, LogicalDatastoreType.CONFIGURATION);
             }
 
             ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
@@ -936,7 +1116,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<VnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<VnfTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -949,14 +1129,25 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<VnfTopologyOperationOutput> rpcResult = RpcResultBuilder.<VnfTopologyOperationOutput>status(true)
-                .withResult(responseBuilder.build()).build();
+            .withResult(responseBuilder.build()).build();
+
+        if (ackFinal.equals("N")) {
+            // Spawn background thread to invoke the Async DG
+            Runnable backgroundThread = new Runnable() {
+                public void run() {
+                    log.info(BACKGROUND_THREAD_STARTED_MESSAGE);
+                    processAsyncVnfTopologyOperation(input);
+                }
+            };
+            new Thread(backgroundThread).start();
+        }
 
         // return success
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(VnfTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -964,7 +1155,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private void trySaveService(VnfTopologyOperationInput input, ServiceBuilder serviceBuilder) {
         if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Delete)
-                || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
 
             // Only update operational tree on activate or delete
             log.info(UPDATING_TREE_INFO_MESSAGE);
@@ -974,73 +1165,459 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidVnfId(VnfTopologyOperationInput input) {
         return input.getVnfInformation() == null || input.getVnfInformation().getVnfId() == null
-                || input.getVnfInformation().getVnfId().length() == 0;
+            || input.getVnfInformation().getVnfId().length() == 0;
     }
 
     private boolean hasInvalidServiceId(VnfTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private void trySetSvcRequestId(VnfTopologyOperationInput input,
-            VnfTopologyOperationOutputBuilder responseBuilder) {
+        VnfTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
     }
 
-    private boolean isValidRequest(VnfTopologyOperationInput input) {
+    private boolean isValidRequest(VnfTopologyOperationInput input) {
+        return input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null;
+    }
+
+    public void processAsyncVnfTopologyOperation(VnfTopologyOperationInput input) {
+        log.info(BACKGROUND_THREAD_INFO, input.getVnfInformation().getVnfId());
+
+        final String svcOperation = "vnf-topology-operation-async";
+        ServiceData serviceData = null;
+        ServiceStatusBuilder serviceStatusBuilder = new ServiceStatusBuilder();
+        Properties parms = new Properties();
+
+        log.info(CALLED_STR, svcOperation);
+
+        // create a new response object (for logging purposes only)
+        VnfTopologyOperationOutputBuilder responseBuilder = new VnfTopologyOperationOutputBuilder();
+
+        // Grab the service instance ID from the input buffer
+        String siid = input.getServiceInformation().getServiceInstanceId();
+        String vnfId = input.getVnfInformation().getVnfId();
+
+        trySetSvcRequestId(input, responseBuilder);
+
+        ServiceDataBuilder serviceDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, serviceDataBuilder);
+
+        ServiceDataBuilder operDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, operDataBuilder, LogicalDatastoreType.OPERATIONAL);
+
+        // Set the serviceStatus based on input
+        setServiceStatus(serviceStatusBuilder, input.getSdncRequestHeader());
+        setServiceStatus(serviceStatusBuilder, input.getRequestInformation());
+
+        //
+        // setup a service-data object builder
+        // ACTION vnf-topology-operation
+        // INPUT:
+        // USES sdnc-request-header;
+        // USES request-information;
+        // USES service-information;
+        // USES vnf-request-information
+        // OUTPUT:
+        // USES vnf-topology-response-body;
+        // USES vnf-information
+        // USES service-information
+        //
+        // container service-data
+        // uses vnf-configuration-information;
+        // uses oper-status;
+
+        log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
+        VnfTopologyOperationInputBuilder inputBuilder = new VnfTopologyOperationInputBuilder(input);
+        GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
+
+        log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
+        GenericResourceApiUtil.toProperties(parms, OPERATIONAL_DATA_PARAM, operDataBuilder);
+
+        // Call SLI sync method
+
+        ResponseObject responseObject = new ResponseObject("200", "");
+        String ackFinal = "Y";
+        String serviceObjectPath = null;
+        String vnfObjectPath = null;
+        String skipMdsalUpdate = null;
+        Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
+
+        if (respProps != null) {
+            responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
+            responseObject.setMessage(respProps.getProperty(ERROR_MESSAGE_PARAM));
+            ackFinal = respProps.getProperty(ACK_FINAL_PARAM, "Y");
+            serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
+            vnfObjectPath = respProps.getProperty(VNF_OBJECT_PATH_PARAM);
+            skipMdsalUpdate = respProps.getProperty(SKIP_MDSAL_UPDATE_PROP);
+            if (skipMdsalUpdate == null) {
+                skipMdsalUpdate = "N";
+            }
+        }
+
+        setServiceStatus(serviceStatusBuilder, responseObject.getStatusCode(), responseObject.getMessage(), ackFinal);
+        serviceStatusBuilder.setRequestStatus(RequestStatus.Synccomplete);
+        serviceStatusBuilder.setRpcName(svcOperation);
+
+        if (failed(responseObject)) {
+            responseBuilder.setResponseCode(responseObject.getStatusCode());
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+            responseBuilder.setAckFinalIndicator(ackFinal);
+
+            ServiceBuilder serviceBuilder = new ServiceBuilder();
+            serviceBuilder.setServiceInstanceId(siid);
+            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+            try {
+                saveService(serviceBuilder.build(), true, LogicalDatastoreType.CONFIGURATION);
+            } catch (Exception e) {
+                log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            }
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+            return;
+        }
+
+        // Got success from SLI
+        try {
+            if (skipMdsalUpdate.equals("N")) {
+                serviceData = serviceDataBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
+
+                // service object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceData(serviceData);
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+
+                trySaveService(input, serviceBuilder);
+            } else {
+                // Even if we are skipping the MD-SAL update, update the service status object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                Service service = serviceBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, service);
+                saveService(service, true, LogicalDatastoreType.CONFIGURATION);
+            }
+
+            ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
+            serviceResponseInformationBuilder.setInstanceId(siid);
+            serviceResponseInformationBuilder.setObjectPath(serviceObjectPath);
+            responseBuilder.setServiceResponseInformation(serviceResponseInformationBuilder.build());
+
+            VnfResponseInformationBuilder vnfResponseInformationBuilder = new VnfResponseInformationBuilder();
+            vnfResponseInformationBuilder.setInstanceId(vnfId);
+            vnfResponseInformationBuilder.setObjectPath(vnfObjectPath);
+            responseBuilder.setVnfResponseInformation(vnfResponseInformationBuilder.build());
+
+        } catch (Exception e) {
+            log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            responseBuilder.setResponseCode("500");
+            responseBuilder.setResponseMessage(e.getMessage());
+            responseBuilder.setAckFinalIndicator("Y");
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+            return;
+        }
+
+        // Update succeeded
+        responseBuilder.setResponseCode(responseObject.getStatusCode());
+        responseBuilder.setAckFinalIndicator(ackFinal);
+        trySetResponseMessage(responseBuilder, responseObject);
+        log.info(UPDATED_MDSAL_INFO_MESSAGE, svcOperation, siid);
+        log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
+        return;
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<VfModuleTopologyOperationOutput>> vfModuleTopologyOperation(
+        VfModuleTopologyOperationInput input) {
+
+        final String svcOperation = "vf-module-topology-operation";
+        ServiceData serviceData;
+        ServiceStatusBuilder serviceStatusBuilder = new ServiceStatusBuilder();
+        Properties parms = new Properties();
+
+        log.info(CALLED_STR, svcOperation);
+        // create a new response object
+        VfModuleTopologyOperationOutputBuilder responseBuilder = new VfModuleTopologyOperationOutputBuilder();
+
+        if (hasInvalidServiceId(input)) {
+            log.debug(NULL_OR_EMPTY_ERROR_MESSAGE, svcOperation);
+            responseBuilder.setResponseCode("403");
+            responseBuilder.setResponseMessage(NULL_OR_EMPTY_ERROR_PARAM);
+            responseBuilder.setAckFinalIndicator("Y");
+
+            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        if (hasInvalidVnfId(input)) {
+            log.debug("exiting {} because of null or empty vnf-id", svcOperation);
+            responseBuilder.setResponseCode("403");
+            responseBuilder.setResponseMessage("invalid input, null or empty vnf-id");
+            responseBuilder.setAckFinalIndicator("Y");
+            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        /*if (hasInvalidVfModuleId(input)) {
+            log.debug("exiting {} because of null or empty vf-module-id", svcOperation);
+            responseBuilder.setResponseCode("403");
+            responseBuilder.setResponseMessage("invalid input, vf-module-id is null or empty");
+            responseBuilder.setAckFinalIndicator("Y");
+
+            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+            return Futures.immediateFuture(rpcResult);
+        }*/
+
+        // Grab the service instance ID from the input buffer
+        String siid = input.getServiceInformation().getServiceInstanceId();
+        String vnfId = input.getVnfInformation().getVnfId();
+        String vfModuleId = input.getVfModuleInformation().getVfModuleId();
+
+        trySetSvcRequestId(input, responseBuilder);
+
+        ServiceDataBuilder serviceDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, serviceDataBuilder);
+
+        ServiceDataBuilder operDataBuilder = new ServiceDataBuilder();
+        getServiceData(siid, operDataBuilder, LogicalDatastoreType.OPERATIONAL);
+
+        // Set the serviceStatus based on input
+        setServiceStatus(serviceStatusBuilder, input.getSdncRequestHeader());
+        setServiceStatus(serviceStatusBuilder, input.getRequestInformation());
+
+        //
+        // setup a service-data object builder
+        // ACTION vnf-topology-operation
+        // INPUT:
+        // USES sdnc-request-header;
+        // USES request-information;
+        // USES service-information;
+        // USES vnf-request-information
+        // OUTPUT:
+        // USES vnf-topology-response-body;
+        // USES vnf-information
+        // USES service-information
+        //
+        // container service-data
+        // uses vnf-configuration-information;
+        // uses oper-status;
+
+        log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
+        VfModuleTopologyOperationInputBuilder inputBuilder = new VfModuleTopologyOperationInputBuilder(input);
+        GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
+
+        log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
+        GenericResourceApiUtil.toProperties(parms, OPERATIONAL_DATA_PARAM, operDataBuilder);
+
+        // Call SLI sync method
+
+        ResponseObject responseObject = new ResponseObject("200", "");
+        String ackFinal = "Y";
+        String serviceObjectPath = null;
+        String vnfObjectPath = null;
+        String vfModuleObjectPath = null;
+        String skipMdsalUpdate = null;
+        Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
+
+        if (respProps != null) {
+            responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
+            responseObject.setMessage(respProps.getProperty(ERROR_MESSAGE_PARAM));
+            ackFinal = respProps.getProperty(ACK_FINAL_PARAM, "Y");
+            if (vfModuleId == null) {
+                vfModuleId = respProps.getProperty(VF_MODULE_ID_PARAM);
+                if (vfModuleId == null) {
+                    log.debug("exiting {} because vf-module-id not found in response", svcOperation);
+                    responseBuilder.setResponseCode("403");
+                    responseBuilder.setResponseMessage("failed to generate vf-module-id");
+                    responseBuilder.setAckFinalIndicator("Y");
+
+                    RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                        .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+                    return Futures.immediateFuture(rpcResult);
+                }
+            }
+            serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
+            vnfObjectPath = respProps.getProperty(VNF_OBJECT_PATH_PARAM);
+            vfModuleObjectPath = respProps.getProperty(VF_MODULE_OBJECT_PATH_PARAM);
+            skipMdsalUpdate = respProps.getProperty(SKIP_MDSAL_UPDATE_PROP);
+            if (skipMdsalUpdate == null) {
+                skipMdsalUpdate = "N";
+            }
+        }
+
+        setServiceStatus(serviceStatusBuilder, responseObject.getStatusCode(), responseObject.getMessage(), ackFinal);
+        serviceStatusBuilder.setRequestStatus(RequestStatus.Synccomplete);
+        serviceStatusBuilder.setRpcName(svcOperation);
+
+        if (failed(responseObject)) {
+            responseBuilder.setResponseCode(responseObject.getStatusCode());
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+            responseBuilder.setAckFinalIndicator(ackFinal);
+
+            ServiceBuilder serviceBuilder = new ServiceBuilder();
+            serviceBuilder.setServiceInstanceId(siid);
+            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+            try {
+                saveService(serviceBuilder.build(), true, LogicalDatastoreType.CONFIGURATION);
+            } catch (Exception e) {
+                log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            }
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Got success from SLI
+        try {
+            if (skipMdsalUpdate.equals("N")) {
+                serviceData = serviceDataBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
+
+                // service object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceData(serviceData);
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+
+                trySaveService(input, serviceBuilder);
+            } else {
+                // Even if we are skipping the MD-SAL update, update the service status object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                Service service = serviceBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, service);
+                saveService(service, true, LogicalDatastoreType.CONFIGURATION);
+            }
+
+            ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
+            serviceResponseInformationBuilder.setInstanceId(siid);
+            serviceResponseInformationBuilder.setObjectPath(serviceObjectPath);
+            responseBuilder.setServiceResponseInformation(serviceResponseInformationBuilder.build());
+
+            VnfResponseInformationBuilder vnfResponseInformationBuilder = new VnfResponseInformationBuilder();
+            vnfResponseInformationBuilder.setInstanceId(vnfId);
+            vnfResponseInformationBuilder.setObjectPath(vnfObjectPath);
+            responseBuilder.setVnfResponseInformation(vnfResponseInformationBuilder.build());
+
+            VfModuleResponseInformationBuilder vfModuleResponseInformationBuilder = new VfModuleResponseInformationBuilder();
+            vfModuleResponseInformationBuilder.setInstanceId(vfModuleId);
+            vfModuleResponseInformationBuilder.setObjectPath(vfModuleObjectPath);
+            responseBuilder.setVfModuleResponseInformation(vfModuleResponseInformationBuilder.build());
+
+        } catch (Exception e) {
+            log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
+            responseBuilder.setResponseCode("500");
+            responseBuilder.setResponseMessage(e.getMessage());
+            responseBuilder.setAckFinalIndicator("Y");
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+                .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Update succeeded
+        responseBuilder.setResponseCode(responseObject.getStatusCode());
+        responseBuilder.setAckFinalIndicator(ackFinal);
+        trySetResponseMessage(responseBuilder, responseObject);
+        log.info(UPDATED_MDSAL_INFO_MESSAGE, svcOperation, siid);
+        log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
+
+        RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
+            .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+
+        if (ackFinal.equals("N")) {
+            // Spawn background thread to invoke the Async DG
+            Runnable backgroundThread = new Runnable() {
+                public void run() {
+                    log.info(BACKGROUND_THREAD_STARTED_MESSAGE);
+                    processAsyncVfModuleTopologyOperation(input);
+                }
+            };
+            new Thread(backgroundThread).start();
+        }
+
+        // return success
+        return Futures.immediateFuture(rpcResult);
+    }
+
+    private void trySetResponseMessage(VfModuleTopologyOperationOutputBuilder responseBuilder,
+        ResponseObject responseObject) {
+        if (responseObject.getMessage() != null) {
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+        }
+    }
+
+    private void trySaveService(VfModuleTopologyOperationInput input, ServiceBuilder serviceBuilder) {
+        if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
+            // Only update operational tree on activate or delete
+
+            log.info(UPDATING_TREE_INFO_MESSAGE);
+            saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
+        }
+    }
+
+    private void trySetSvcRequestId(VfModuleTopologyOperationInput input,
+        VfModuleTopologyOperationOutputBuilder responseBuilder) {
+        if (input.getSdncRequestHeader() != null) {
+            responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
+        }
+    }
+
+    private boolean hasInvalidVfModuleId(VfModuleTopologyOperationInput input) {
+        return input.getVfModuleInformation() == null || input.getVfModuleInformation().getVfModuleId() == null
+            || input.getVfModuleInformation().getVfModuleId().length() == 0;
+    }
+
+    private boolean hasInvalidVnfId(VfModuleTopologyOperationInput input) {
+        return input.getVnfInformation() == null || input.getVnfInformation().getVnfId() == null
+            || input.getVnfInformation().getVnfId().length() == 0;
+    }
+
+    private boolean hasInvalidServiceId(VfModuleTopologyOperationInput input) {
+        return input == null || input.getServiceInformation() == null
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
+    }
+
+    private boolean isValidRequest(VfModuleTopologyOperationInput input) {
         return input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null;
     }
 
-    @Override
-    public Future<RpcResult<VfModuleTopologyOperationOutput>> vfModuleTopologyOperation(
-            VfModuleTopologyOperationInput input) {
+    public void processAsyncVfModuleTopologyOperation(VfModuleTopologyOperationInput input) {
+        log.info(BACKGROUND_THREAD_INFO, input.getVfModuleInformation().getVfModuleId());
 
-        final String svcOperation = "vf-module-topology-operation";
-        ServiceData serviceData;
+        final String svcOperation = "vf-module-topology-operation-async";
+        ServiceData serviceData = null;
         ServiceStatusBuilder serviceStatusBuilder = new ServiceStatusBuilder();
         Properties parms = new Properties();
 
         log.info(CALLED_STR, svcOperation);
-        // create a new response object
-        VfModuleTopologyOperationOutputBuilder responseBuilder = new VfModuleTopologyOperationOutputBuilder();
-
-        if (hasInvalidServiceId(input)) {
-            log.debug(NULL_OR_EMPTY_ERROR_MESSAGE, svcOperation);
-            responseBuilder.setResponseCode("403");
-            responseBuilder.setResponseMessage(NULL_OR_EMPTY_ERROR_PARAM);
-            responseBuilder.setAckFinalIndicator("Y");
-
-            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
-
-            // return error
-            return Futures.immediateFuture(rpcResult);
-        }
-
-        if (hasInvalidVnfId(input)) {
-            log.debug("exiting {} because of null or empty vnf-id", svcOperation);
-            responseBuilder.setResponseCode("403");
-            responseBuilder.setResponseMessage("invalid input, null or empty vnf-id");
-            responseBuilder.setAckFinalIndicator("Y");
-            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
-            return Futures.immediateFuture(rpcResult);
-        }
-
-        if (hasInvalidVfModuleId(input)) {
-            log.debug("exiting {} because of null or empty vf-module-id", svcOperation);
-            responseBuilder.setResponseCode("403");
-            responseBuilder.setResponseMessage("invalid input, vf-module-id is null or empty");
-            responseBuilder.setAckFinalIndicator("Y");
-
-            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
-            return Futures.immediateFuture(rpcResult);
-        }
+        // create a new response object (for logging purposes only)
+        VfModuleTopologyOperationOutputBuilder responseBuilder = new VfModuleTopologyOperationOutputBuilder();
 
         // Grab the service instance ID from the input buffer
         String siid = input.getServiceInformation().getServiceInstanceId();
@@ -1090,6 +1667,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         String serviceObjectPath = null;
         String vnfObjectPath = null;
         String vfModuleObjectPath = null;
+        String skipMdsalUpdate = null;
         Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
 
         if (respProps != null) {
@@ -1099,6 +1677,10 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
             vnfObjectPath = respProps.getProperty(VNF_OBJECT_PATH_PARAM);
             vfModuleObjectPath = respProps.getProperty(VF_MODULE_OBJECT_PATH_PARAM);
+            skipMdsalUpdate = respProps.getProperty(SKIP_MDSAL_UPDATE_PROP);
+            if (skipMdsalUpdate == null) {
+                skipMdsalUpdate = "N";
+            }
         }
 
         setServiceStatus(serviceStatusBuilder, responseObject.getStatusCode(), responseObject.getMessage(), ackFinal);
@@ -1119,27 +1701,32 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                 log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
             }
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
-
-            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
-
-            // return error
-            return Futures.immediateFuture(rpcResult);
+            return;
         }
 
         // Got success from SLI
         try {
-            serviceData = serviceDataBuilder.build();
-            log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
+            if (skipMdsalUpdate.equals("N")) {
+                serviceData = serviceDataBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
 
-            // service object
-            ServiceBuilder serviceBuilder = new ServiceBuilder();
-            serviceBuilder.setServiceData(serviceData);
-            serviceBuilder.setServiceInstanceId(siid);
-            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
-            saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+                // service object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceData(serviceData);
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
 
-            trySaveService(input, serviceBuilder);
+                trySaveService(input, serviceBuilder);
+            } else {
+                // Even if we are skipping the MD-SAL update, update the service status object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                Service service = serviceBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, service);
+                saveService(service, true, LogicalDatastoreType.CONFIGURATION);
+            }
 
             ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
             serviceResponseInformationBuilder.setInstanceId(siid);
@@ -1163,10 +1750,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
-            RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
-
-            return Futures.immediateFuture(rpcResult);
+            return;
         }
 
         // Update succeeded
@@ -1175,61 +1759,12 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         trySetResponseMessage(responseBuilder, responseObject);
         log.info(UPDATED_MDSAL_INFO_MESSAGE, svcOperation, siid);
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
-
-        RpcResult<VfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<VfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
-
-        // return success
-        return Futures.immediateFuture(rpcResult);
-    }
-
-    private void trySetResponseMessage(VfModuleTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
-        if (responseObject.getMessage() != null) {
-            responseBuilder.setResponseMessage(responseObject.getMessage());
-        }
-    }
-
-    private void trySaveService(VfModuleTopologyOperationInput input, ServiceBuilder serviceBuilder) {
-        if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
-                || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
-            // Only update operational tree on activate or delete
-
-            log.info(UPDATING_TREE_INFO_MESSAGE);
-            saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
-        }
-    }
-
-    private void trySetSvcRequestId(VfModuleTopologyOperationInput input,
-            VfModuleTopologyOperationOutputBuilder responseBuilder) {
-        if (input.getSdncRequestHeader() != null) {
-            responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
-        }
-    }
-
-    private boolean hasInvalidVfModuleId(VfModuleTopologyOperationInput input) {
-        return input.getVfModuleInformation() == null || input.getVfModuleInformation().getVfModuleId() == null
-                || input.getVfModuleInformation().getVfModuleId().length() == 0;
-    }
-
-    private boolean hasInvalidVnfId(VfModuleTopologyOperationInput input) {
-        return input.getVnfInformation() == null || input.getVnfInformation().getVnfId() == null
-                || input.getVnfInformation().getVnfId().length() == 0;
-    }
-
-    private boolean hasInvalidServiceId(VfModuleTopologyOperationInput input) {
-        return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
-    }
-
-    private boolean isValidRequest(VfModuleTopologyOperationInput input) {
-        return input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null;
+        return;
     }
 
     @Override
-    public Future<RpcResult<NetworkTopologyOperationOutput>> networkTopologyOperation(
-            NetworkTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<NetworkTopologyOperationOutput>> networkTopologyOperation(
+        NetworkTopologyOperationInput input) {
 
         final String svcOperation = "network-topology-operation";
         ServiceData serviceData;
@@ -1270,6 +1805,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         String networkId = ERROR_NETWORK_ID;
         String serviceObjectPath = null;
         String networkObjectPath = null;
+        String skipMdsalUpdate = null;
         Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
 
         if (respProps != null) {
@@ -1279,6 +1815,10 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             networkId = respProps.getProperty("networkId");
             serviceObjectPath = respProps.getProperty(SERVICE_OBJECT_PATH_PARAM);
             networkObjectPath = respProps.getProperty(NETWORK_OBJECT_PATH_PARAM);
+            skipMdsalUpdate = respProps.getProperty(SKIP_MDSAL_UPDATE_PROP);
+            if (skipMdsalUpdate == null) {
+                skipMdsalUpdate = "N";
+            }
         }
 
         if (failed(responseObject)) {
@@ -1289,25 +1829,34 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<NetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
 
         // Got success from SLI
         try {
+            if (skipMdsalUpdate.equals("N")) {
+                serviceData = serviceDataBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
 
-            serviceData = serviceDataBuilder.build();
-            log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, serviceData);
-
-            // service object
-            ServiceBuilder serviceBuilder = new ServiceBuilder();
-            serviceBuilder.setServiceData(serviceData);
-            serviceBuilder.setServiceInstanceId(siid);
-            serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
-            saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
+                // service object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceData(serviceData);
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                saveService(serviceBuilder.build(), false, LogicalDatastoreType.CONFIGURATION);
 
-            trySaveService(input, serviceBuilder);
+                trySaveService(input, serviceBuilder);
+            } else {
+                // Even if we are skipping the MD-SAL update, update the service status object
+                ServiceBuilder serviceBuilder = new ServiceBuilder();
+                serviceBuilder.setServiceInstanceId(siid);
+                serviceBuilder.setServiceStatus(serviceStatusBuilder.build());
+                Service service = serviceBuilder.build();
+                log.info(UPDATING_MDSAL_INFO_MESSAGE, svcOperation, siid, service);
+                saveService(service, true, LogicalDatastoreType.CONFIGURATION);
+            }
 
             NetworkResponseInformationBuilder networkResponseInformationBuilder = new NetworkResponseInformationBuilder();
             networkResponseInformationBuilder.setInstanceId(networkId);
@@ -1318,7 +1867,6 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             serviceResponseInformationBuilder.setInstanceId(siid);
             serviceResponseInformationBuilder.setObjectPath(serviceObjectPath);
             responseBuilder.setServiceResponseInformation(serviceResponseInformationBuilder.build());
-
         } catch (IllegalStateException e) {
             log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
             responseBuilder.setResponseCode("500");
@@ -1327,7 +1875,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<NetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1340,20 +1888,20 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<NetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(NetworkTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
     }
 
     private void trySetSvcRequestId(NetworkTopologyOperationInput input,
-            NetworkTopologyOperationOutputBuilder responseBuilder) {
+        NetworkTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -1361,7 +1909,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private void trySaveService(NetworkTopologyOperationInput input, ServiceBuilder serviceBuilder) {
         if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)
-                || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Create))) {
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Create))) {
             // Only update operational tree on Activate
             log.info(UPDATING_TREE_INFO_MESSAGE);
             saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
@@ -1370,19 +1918,19 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(NetworkTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
-    private Future<RpcResult<NetworkTopologyOperationOutput>> buildRpcResultFuture(
-            NetworkTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
+    private ListenableFuture<RpcResult<NetworkTopologyOperationOutput>> buildRpcResultFuture(
+        NetworkTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
 
         responseBuilder.setResponseCode("404");
         responseBuilder.setResponseMessage(responseMessage);
         responseBuilder.setAckFinalIndicator("Y");
 
         RpcResult<NetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<NetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
@@ -1392,8 +1940,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<ContrailRouteTopologyOperationOutput>> contrailRouteTopologyOperation(
-            ContrailRouteTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<ContrailRouteTopologyOperationOutput>> contrailRouteTopologyOperation(
+        ContrailRouteTopologyOperationInput input) {
 
         final String svcOperation = "contrail-route-topology-operation";
         ServiceData serviceData;
@@ -1452,7 +2000,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<ContrailRouteTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1489,7 +2037,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<ContrailRouteTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1502,13 +2050,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<ContrailRouteTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(ContrailRouteTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -1516,7 +2064,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private void trySaveService(ContrailRouteTopologyOperationInput input, ServiceBuilder serviceBuilder) {
         if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
-                || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
             // Only update operational tree on activate or delete
             log.info(UPDATING_TREE_INFO_MESSAGE);
             saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
@@ -1524,7 +2072,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void trySetSvcRequestId(ContrailRouteTopologyOperationInput input,
-            ContrailRouteTopologyOperationOutputBuilder responseBuilder) {
+        ContrailRouteTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -1532,18 +2080,18 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(ContrailRouteTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
-    private Future<RpcResult<ContrailRouteTopologyOperationOutput>> buildRpcResultFuture(
-            ContrailRouteTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
+    private ListenableFuture<RpcResult<ContrailRouteTopologyOperationOutput>> buildRpcResultFuture(
+        ContrailRouteTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
         responseBuilder.setResponseCode("404");
         responseBuilder.setResponseMessage(responseMessage);
         responseBuilder.setAckFinalIndicator("Y");
 
         RpcResult<ContrailRouteTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<ContrailRouteTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
@@ -1553,8 +2101,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<SecurityZoneTopologyOperationOutput>> securityZoneTopologyOperation(
-            SecurityZoneTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<SecurityZoneTopologyOperationOutput>> securityZoneTopologyOperation(
+        SecurityZoneTopologyOperationInput input) {
 
         final String svcOperation = "security-zone-topology-operation";
         ServiceData serviceData;
@@ -1633,7 +2181,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<SecurityZoneTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1671,7 +2219,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<SecurityZoneTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1684,13 +2232,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<SecurityZoneTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(SecurityZoneTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -1698,7 +2246,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private void trySaveService(SecurityZoneTopologyOperationInput input, ServiceBuilder serviceBuilder) {
         if (isValidRequest(input) && (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
-                || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
+            || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate))) {
             // Only update operational tree on activate or delete
             log.info(UPDATING_TREE_INFO_MESSAGE);
             saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
@@ -1706,7 +2254,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void trySetSvcRequestId(SecurityZoneTopologyOperationInput input,
-            SecurityZoneTopologyOperationOutputBuilder responseBuilder) {
+        SecurityZoneTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -1718,19 +2266,19 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(SecurityZoneTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
-    private Future<RpcResult<SecurityZoneTopologyOperationOutput>> buildRpcResultFuture(
-            SecurityZoneTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
+    private ListenableFuture<RpcResult<SecurityZoneTopologyOperationOutput>> buildRpcResultFuture(
+        SecurityZoneTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
 
         responseBuilder.setResponseCode("404");
         responseBuilder.setResponseMessage(responseMessage);
         responseBuilder.setAckFinalIndicator("Y");
 
         RpcResult<SecurityZoneTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<SecurityZoneTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
@@ -1760,7 +2308,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         }
     }
 
-    private Future<RpcResult<ConnectionAttachmentTopologyOperationOutput>>
+    private ListenableFuture<RpcResult<ConnectionAttachmentTopologyOperationOutput>>
     buildRpcResultFuture(ConnectionAttachmentTopologyOperationOutputBuilder responseBuilder, String responseMessage) {
 
         responseBuilder.setResponseCode("404");
@@ -1790,7 +2338,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<ConnectionAttachmentTopologyOperationOutput>> connectionAttachmentTopologyOperation(ConnectionAttachmentTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<ConnectionAttachmentTopologyOperationOutput>> connectionAttachmentTopologyOperation(
+        ConnectionAttachmentTopologyOperationInput input) {
         final String svcOperation = "connection-attachment-topology-operation";
         Properties parms = new Properties();
         log.info(CALLED_STR, svcOperation);
@@ -1813,7 +2362,6 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         ServiceData serviceData;
         ServiceStatusBuilder serviceStatusBuilder = new ServiceStatusBuilder();
-        Properties properties = new Properties();
 
         String siid = input.getServiceInformation().getServiceInstanceId();
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
@@ -1830,7 +2378,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             return buildRpcResultFuture(responseBuilder, INVALID_INPUT_ERROR_MESSAGE);
         }
 
-        ConnectionAttachmentTopologyOperationInputBuilder inputBuilder = new ConnectionAttachmentTopologyOperationInputBuilder(input);
+        ConnectionAttachmentTopologyOperationInputBuilder inputBuilder = new ConnectionAttachmentTopologyOperationInputBuilder(
+            input);
         GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
 
         // Call SLI sync method
@@ -1841,7 +2390,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         String serviceObjectPath = null;
         String connectionAttachmentObjectPath = null;
 
-        Properties respProps = tryGetProperties(svcOperation, properties, serviceDataBuilder, responseObject);
+        Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
 
         if (respProps != null) {
             responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
@@ -1885,7 +2434,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             ConnectionAttachmentResponseInformationBuilder connectionAttachmentResponseInformationBuilder = new ConnectionAttachmentResponseInformationBuilder();
             connectionAttachmentResponseInformationBuilder.setInstanceId(allottedResourceId);
             connectionAttachmentResponseInformationBuilder.setObjectPath(connectionAttachmentObjectPath);
-            responseBuilder.setConnectionAttachmentResponseInformation(connectionAttachmentResponseInformationBuilder.build());
+            responseBuilder
+                .setConnectionAttachmentResponseInformation(connectionAttachmentResponseInformationBuilder.build());
 
             ServiceResponseInformationBuilder serviceResponseInformationBuilder = new ServiceResponseInformationBuilder();
             serviceResponseInformationBuilder.setInstanceId(siid);
@@ -1923,8 +2473,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<TunnelxconnTopologyOperationOutput>> tunnelxconnTopologyOperation(
-            TunnelxconnTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<TunnelxconnTopologyOperationOutput>> tunnelxconnTopologyOperation(
+        TunnelxconnTopologyOperationInput input) {
 
         final String svcOperation = "tunnelxconn-topology-operation";
         Properties parms = new Properties();
@@ -1939,7 +2489,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<TunnelxconnTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1974,7 +2524,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<TunnelxconnTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -1999,7 +2549,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<TunnelxconnTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2012,13 +2562,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<TunnelxconnTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<TunnelxconnTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(TunnelxconnTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -2026,8 +2576,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(TunnelxconnTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private Properties tryGetProperties(String svcOperation, Properties parms, ResponseObject responseObject) {
@@ -2054,7 +2604,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<BrgTopologyOperationOutput>> brgTopologyOperation(BrgTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<BrgTopologyOperationOutput>> brgTopologyOperation(
+        BrgTopologyOperationInput input) {
         final String svcOperation = "brg-topology-operation";
         Properties parms = new Properties();
 
@@ -2070,7 +2621,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<BrgTopologyOperationOutput> rpcResult = RpcResultBuilder.<BrgTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2106,7 +2657,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
             RpcResult<BrgTopologyOperationOutput> rpcResult = RpcResultBuilder.<BrgTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2132,7 +2683,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<BrgTopologyOperationOutput> rpcResult = RpcResultBuilder.<BrgTopologyOperationOutput>status(true)
-                    .withResult(responseBuilder.build()).build();
+                .withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2145,13 +2696,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<BrgTopologyOperationOutput> rpcResult = RpcResultBuilder.<BrgTopologyOperationOutput>status(true)
-                .withResult(responseBuilder.build()).build();
+            .withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private void trySetResponseMessage(BrgTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             responseBuilder.setResponseMessage(responseObject.getMessage());
         }
@@ -2159,8 +2710,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidServiceId(BrgTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private String resolveAckFinal(ResponseObject responseObject, Properties respProps) {
@@ -2173,8 +2724,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<PreloadNetworkTopologyOperationOutput>> preloadNetworkTopologyOperation(
-            PreloadNetworkTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<PreloadNetworkTopologyOperationOutput>> preloadNetworkTopologyOperation(
+        PreloadNetworkTopologyOperationInput input) {
 
         final String svcOperation = "preload-network-topology-operation";
         PreloadData preloadData;
@@ -2191,14 +2742,14 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<PreloadNetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
 
         // Grab the preload ID from the input buffer
         String preloadId = input.getPreloadNetworkTopologyInformation().getNetworkTopologyIdentifierStructure()
-                .getNetworkName();
+            .getNetworkName();
         String preloadType = "network";
 
         trySetSvcRequestId(input, responseBuilder);
@@ -2225,7 +2776,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, preloadId, input);
         PreloadNetworkTopologyOperationInputBuilder inputBuilder = new PreloadNetworkTopologyOperationInputBuilder(
-                input);
+            input);
         GenericResourceApiUtil.toProperties(properties, inputBuilder.build());
         log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, preloadId, input);
         GenericResourceApiUtil.toProperties(properties, OPERATIONAL_DATA_PARAM, operDataBuilder);
@@ -2247,7 +2798,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator(ackFinal);
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, preloadId, responseBuilder.build());
             RpcResult<PreloadNetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2274,7 +2825,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, preloadId, responseBuilder.build());
             RpcResult<PreloadNetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadNetworkTopologyOperationOutput>status(false).withResult(responseBuilder.build()).build();
+                .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2286,13 +2837,13 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, preloadId, responseBuilder.build());
 
         RpcResult<PreloadNetworkTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
         return Futures.immediateFuture(rpcResult);
     }
 
     private boolean hasInvalidPreloadNetwork(PreloadNetworkTopologyOperationInput input) {
         return input == null || input.getPreloadNetworkTopologyInformation() == null
-                || input.getPreloadNetworkTopologyInformation().getNetworkTopologyIdentifierStructure() == null;
+            || input.getPreloadNetworkTopologyInformation().getNetworkTopologyIdentifierStructure() == null;
     }
 
     private boolean hasInvalidPreloadId(String preloadId) {
@@ -2300,14 +2851,14 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void trySetSvcRequestId(PreloadNetworkTopologyOperationInput input,
-            PreloadNetworkTopologyOperationOutputBuilder responseBuilder) {
+        PreloadNetworkTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
     }
 
     private Properties tryGetProperties(String svcOperation, Properties parms, PreloadDataBuilder preloadDataBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         try {
             if (svcLogicClient.hasGraph(APP_NAME, svcOperation, null, "sync")) {
                 try {
@@ -2331,7 +2882,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     private void trySetResponseMessage(PreloadNetworkTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             if (!responseObject.getMessage().isEmpty()) {
                 responseBuilder.setResponseMessage(responseObject.getMessage());
@@ -2348,8 +2899,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<PreloadVfModuleTopologyOperationOutput>> preloadVfModuleTopologyOperation(
-            PreloadVfModuleTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<PreloadVfModuleTopologyOperationOutput>> preloadVfModuleTopologyOperation(
+        PreloadVfModuleTopologyOperationInput input) {
 
         final String svcOperation = "preload-vf-module-topology-operation";
         PreloadData preloadData;
@@ -2361,22 +2912,22 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         if (hasInvalidPreloadVfModule(input)) {
             log.debug(
-                    "exiting {} because of null or empty preload-vf-module-topology-information.vf-module-topology.vf-module-topology-identifier.vf-module-name",
-                    svcOperation);
+                "exiting {} because of null or empty preload-vf-module-topology-information.vf-module-topology.vf-module-topology-identifier.vf-module-name",
+                svcOperation);
             responseBuilder.setResponseCode("403");
             responseBuilder.setResponseMessage(
-                    "invalid input, null or empty preload-vf-module-topology-information.vf-module-topology.vf-module-topology-identifier.vf-module-name");
+                "invalid input, null or empty preload-vf-module-topology-information.vf-module-topology.vf-module-topology-identifier.vf-module-name");
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<PreloadVfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
 
         // Grab the preload ID from the input buffer
         String preloadId = input.getPreloadVfModuleTopologyInformation().getVfModuleTopology()
-                .getVfModuleTopologyIdentifier().getVfModuleName();
+            .getVfModuleTopologyIdentifier().getVfModuleName();
         String preloadType = "vf-module";
 
         trySetSvcRequestId(input, responseBuilder);
@@ -2403,7 +2954,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, preloadId, input);
         PreloadVfModuleTopologyOperationInputBuilder inputBuilder = new PreloadVfModuleTopologyOperationInputBuilder(
-                input);
+            input);
         GenericResourceApiUtil.toProperties(properties, inputBuilder.build());
         log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, preloadId, input);
         GenericResourceApiUtil.toProperties(properties, OPERATIONAL_DATA_PARAM, operDataBuilder);
@@ -2425,7 +2976,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator(ackFinal);
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, preloadId, responseBuilder.build());
             RpcResult<PreloadVfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2453,7 +3004,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, preloadId, responseBuilder.build());
             RpcResult<PreloadVfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PreloadVfModuleTopologyOperationOutput>status(false).withResult(responseBuilder.build()).build();
+                .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2465,28 +3016,28 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, preloadId, responseBuilder.build());
 
         RpcResult<PreloadVfModuleTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<PreloadVfModuleTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
         return Futures.immediateFuture(rpcResult);
     }
 
     private boolean hasInvalidPreloadVfModule(PreloadVfModuleTopologyOperationInput input) {
         return input == null || input.getPreloadVfModuleTopologyInformation() == null
-                || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology() == null
-                || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology()
-                        .getVfModuleTopologyIdentifier() == null
-                || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology().getVfModuleTopologyIdentifier()
-                        .getVfModuleName() == null;
+            || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology() == null
+            || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology()
+            .getVfModuleTopologyIdentifier() == null
+            || input.getPreloadVfModuleTopologyInformation().getVfModuleTopology().getVfModuleTopologyIdentifier()
+            .getVfModuleName() == null;
     }
 
     private void trySetSvcRequestId(PreloadVfModuleTopologyOperationInput input,
-            PreloadVfModuleTopologyOperationOutputBuilder responseBuilder) {
+        PreloadVfModuleTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
     }
 
     private void trySetResponseMessage(PreloadVfModuleTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             if (!responseObject.getMessage().isEmpty()) {
                 responseBuilder.setResponseMessage(responseObject.getMessage());
@@ -2503,8 +3054,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<GenericConfigurationTopologyOperationOutput>> genericConfigurationTopologyOperation(
-            GenericConfigurationTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<GenericConfigurationTopologyOperationOutput>> genericConfigurationTopologyOperation(
+        GenericConfigurationTopologyOperationInput input) {
 
         final String svcOperation = "generic-configuration-topology-operation";
         ServiceData serviceData;
@@ -2522,8 +3073,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<GenericConfigurationTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
-                    .build();
+                .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
+                .build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2539,8 +3090,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage("invalid input, null or empty configuration-id or configuration-type");
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<GenericConfigurationTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
-                    .build();
+                .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
+                .build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2559,7 +3110,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
         GenericConfigurationTopologyOperationInputBuilder inputBuilder = new GenericConfigurationTopologyOperationInputBuilder(
-                input);
+            input);
         GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
 
         log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
@@ -2599,8 +3150,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<GenericConfigurationTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
-                    .build();
+                .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
+                .build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2630,8 +3181,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage(e.getMessage());
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<GenericConfigurationTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
-                    .build();
+                .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build())
+                .build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2644,19 +3195,19 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<GenericConfigurationTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<GenericConfigurationTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private boolean hasInvalidService(GenericConfigurationTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private void trySetSvcRequestId(GenericConfigurationTopologyOperationInput input,
-            GenericConfigurationTopologyOperationOutputBuilder responseBuilder) {
+        GenericConfigurationTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -2664,12 +3215,12 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidConfigurationIdOrType(GenericConfigurationTopologyOperationInput input) {
         return input.getConfigurationInformation() == null
-                || input.getConfigurationInformation().getConfigurationId() == null
-                || input.getConfigurationInformation().getConfigurationType() == null;
+            || input.getConfigurationInformation().getConfigurationId() == null
+            || input.getConfigurationInformation().getConfigurationType() == null;
     }
 
     private void trySetResponseMessage(GenericConfigurationTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             if (!responseObject.getMessage().isEmpty()) {
                 responseBuilder.setResponseMessage(responseObject.getMessage());
@@ -2678,7 +3229,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<Void>> genericConfigurationNotification(GenericConfigurationNotificationInput input) {
+    public ListenableFuture<RpcResult<GenericConfigurationNotificationOutput>> genericConfigurationNotification(
+        GenericConfigurationNotificationInput input) {
 
         final String svcOperation = "generic-configuration-notification";
         ServiceData serviceData;
@@ -2702,7 +3254,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
         GenericConfigurationNotificationInputBuilder inputBuilder = new GenericConfigurationNotificationInputBuilder(
-                input);
+            input);
         GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
 
         log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
@@ -2734,7 +3286,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
                 log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
             }
 
-            RpcResult<Void> rpcResult = RpcResultBuilder.<Void>status(true).build();
+            RpcResult<GenericConfigurationNotificationOutput> rpcResult = RpcResultBuilder.<GenericConfigurationNotificationOutput>status(
+                true).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2755,7 +3308,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         } catch (Exception e) {
             log.error(UPDATING_MDSAL_ERROR_MESSAGE, svcOperation, siid, e);
-            RpcResult<Void> rpcResult = RpcResultBuilder.<Void>status(true).build();
+            RpcResult<GenericConfigurationNotificationOutput> rpcResult = RpcResultBuilder.<GenericConfigurationNotificationOutput>status(
+                true).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2763,14 +3317,15 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         // Update succeeded
         log.info(UPDATED_MDSAL_INFO_MESSAGE, svcOperation, siid);
 
-        RpcResult<Void> rpcResult = RpcResultBuilder.<Void>status(true).build();
+        RpcResult<GenericConfigurationNotificationOutput> rpcResult = RpcResultBuilder.<GenericConfigurationNotificationOutput>status(
+            true).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     @Override
-    public Future<RpcResult<GetpathsegmentTopologyOperationOutput>> getpathsegmentTopologyOperation(
-            GetpathsegmentTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<GetpathsegmentTopologyOperationOutput>> getpathsegmentTopologyOperation(
+        GetpathsegmentTopologyOperationInput input) {
 
         final String svcOperation = "getpathsegment-topology-operation";
         ServiceData serviceData;
@@ -2788,7 +3343,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
 
             RpcResult<GetpathsegmentTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2804,7 +3359,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage("invalid input, no model-uuid provided");
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<GetpathsegmentTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2820,7 +3375,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
         log.info(ADDING_INPUT_DATA_LOG, svcOperation, siid, input);
         GetpathsegmentTopologyOperationInputBuilder inputBuilder = new GetpathsegmentTopologyOperationInputBuilder(
-                input);
+            input);
         GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
 
         log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, siid, operDataBuilder.build());
@@ -2860,7 +3415,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<GetpathsegmentTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2888,7 +3443,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage(e.getMessage());
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<GetpathsegmentTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2901,19 +3456,19 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<GetpathsegmentTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<GetpathsegmentTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         return Futures.immediateFuture(rpcResult);
     }
 
     private boolean hasInvalidService(GetpathsegmentTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private void trySetSvcRequestId(GetpathsegmentTopologyOperationInput input,
-            GetpathsegmentTopologyOperationOutputBuilder responseBuilder) {
+        GetpathsegmentTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
@@ -2921,11 +3476,11 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidOnapModelInformation(GetpathsegmentTopologyOperationInput input) {
         return input.getServiceInformation() == null || input.getServiceInformation().getOnapModelInformation() == null
-                || input.getServiceInformation().getOnapModelInformation().getModelUuid() == null;
+            || input.getServiceInformation().getOnapModelInformation().getModelUuid() == null;
     }
 
     private void trySetResponseMessage(GetpathsegmentTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             if (!responseObject.getMessage().isEmpty()) {
                 responseBuilder.setResponseMessage(responseObject.getMessage());
@@ -2934,8 +3489,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<PolicyUpdateNotifyOperationOutput>> policyUpdateNotifyOperation(
-            PolicyUpdateNotifyOperationInput input) {
+    public ListenableFuture<RpcResult<PolicyUpdateNotifyOperationOutput>> policyUpdateNotifyOperation(
+        PolicyUpdateNotifyOperationInput input) {
 
         final String svcOperation = "policy-update-notify-operation";
         Properties parms = new Properties();
@@ -2951,7 +3506,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setErrorCode("404");
             responseBuilder.setErrorMsg("Invalid input, missing input data");
             RpcResult<PolicyUpdateNotifyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -2978,7 +3533,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, "policy update", responseBuilder.build());
 
             RpcResult<PolicyUpdateNotifyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             return Futures.immediateFuture(rpcResult);
         }
@@ -2990,7 +3545,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         }
         log.info("Returned SUCCESS for " + svcOperation + responseBuilder.build());
         RpcResult<PolicyUpdateNotifyOperationOutput> rpcResult = RpcResultBuilder
-                .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<PolicyUpdateNotifyOperationOutput>status(true).withResult(responseBuilder.build()).build();
         // return success
         return Futures.immediateFuture(rpcResult);
     }
@@ -3000,8 +3555,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<PortMirrorTopologyOperationOutput>> portMirrorTopologyOperation(
-            final PortMirrorTopologyOperationInput input) {
+    public ListenableFuture<RpcResult<PortMirrorTopologyOperationOutput>> portMirrorTopologyOperation(
+        final PortMirrorTopologyOperationInput input) {
 
         final String svcOperation = "port-mirror-topology-operation";
         ServiceData serviceData = null;
@@ -3019,7 +3574,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage(NULL_OR_EMPTY_ERROR_PARAM);
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<PortMirrorTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             // return error
             return Futures.immediateFuture(rpcResult);
         }
@@ -3030,7 +3585,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setResponseMessage("invalid input, null or empty configuration-id");
             responseBuilder.setAckFinalIndicator("Y");
             RpcResult<PortMirrorTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -3091,7 +3646,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
 
             RpcResult<PortMirrorTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
             // return error
             return Futures.immediateFuture(rpcResult);
@@ -3112,7 +3667,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             if (input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null) {
                 // Only update operational tree on activate or delete
                 if (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
-                        || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
+                    || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
                     log.info(UPDATING_TREE_INFO_MESSAGE);
                     saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
                 }
@@ -3124,7 +3679,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setServiceResponseInformation(serviceResponseInformationBuilder.build());
             PortMirrorResponseInformationBuilder portMirrorResponseInformationBuilder = new PortMirrorResponseInformationBuilder();
             portMirrorResponseInformationBuilder
-                    .setInstanceId(input.getConfigurationInformation().getConfigurationId());
+                .setInstanceId(input.getConfigurationInformation().getConfigurationId());
             portMirrorResponseInformationBuilder.setObjectPath(portMirrorObjectPath);
             responseBuilder.setPortMirrorResponseInformation(portMirrorResponseInformationBuilder.build());
 
@@ -3135,7 +3690,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             responseBuilder.setAckFinalIndicator("Y");
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
             RpcResult<PortMirrorTopologyOperationOutput> rpcResult = RpcResultBuilder
-                    .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+                .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
             return Futures.immediateFuture(rpcResult);
         }
 
@@ -3147,7 +3702,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, siid, responseBuilder.build());
 
         RpcResult<PortMirrorTopologyOperationOutput> rpcResult = RpcResultBuilder
-                .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
+            .<PortMirrorTopologyOperationOutput>status(true).withResult(responseBuilder.build()).build();
 
         if (ackFinal.equals("N")) {
             // Spawn background thread to invoke the Async DG
@@ -3166,25 +3721,25 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidService(PortMirrorTopologyOperationInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
     }
 
     private boolean hasInvalidConfigurationId(PortMirrorTopologyOperationInput input) {
         return input.getConfigurationInformation() == null
-                || input.getConfigurationInformation().getConfigurationId() == null
-                || input.getConfigurationInformation().getConfigurationId().length() == 0;
+            || input.getConfigurationInformation().getConfigurationId() == null
+            || input.getConfigurationInformation().getConfigurationId().length() == 0;
     }
 
     private void trySetSvcRequestId(PortMirrorTopologyOperationInput input,
-            PortMirrorTopologyOperationOutputBuilder responseBuilder) {
+        PortMirrorTopologyOperationOutputBuilder responseBuilder) {
         if (input.getSdncRequestHeader() != null) {
             responseBuilder.setSvcRequestId(input.getSdncRequestHeader().getSvcRequestId());
         }
     }
 
     private void trySetResponseMessage(PortMirrorTopologyOperationOutputBuilder responseBuilder,
-            ResponseObject responseObject) {
+        ResponseObject responseObject) {
         if (responseObject.getMessage() != null) {
             if (!responseObject.getMessage().isEmpty()) {
                 responseBuilder.setResponseMessage(responseObject.getMessage());
@@ -3267,7 +3822,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
             if (input.getSdncRequestHeader() != null && input.getSdncRequestHeader().getSvcAction() != null) {
                 // Only update operational tree on activate or delete
                 if (input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Unassign)
-                        || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
+                    || input.getSdncRequestHeader().getSvcAction().equals(SvcAction.Activate)) {
                     log.info(UPDATING_TREE_INFO_MESSAGE);
                     saveService(serviceBuilder.build(), false, LogicalDatastoreType.OPERATIONAL);
                 }
@@ -3289,7 +3844,8 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
     }
 
     @Override
-    public Future<RpcResult<VnfGetResourceRequestOutput>> vnfGetResourceRequest(VnfGetResourceRequestInput input) {
+    public ListenableFuture<RpcResult<VnfGetResourceRequestOutput>> vnfGetResourceRequest(
+        VnfGetResourceRequestInput input) {
 
         final String svcOperation = "vnf-get-resource-request";
         ServiceData serviceData;
@@ -3303,7 +3859,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         if (hasInvalidService(input)) {
             log.debug(NULL_OR_EMPTY_ERROR_MESSAGE, svcOperation);
             RpcResult<VnfGetResourceRequestOutput> rpcResult = RpcResultBuilder
-                    .<VnfGetResourceRequestOutput>status(true).withResult(responseBuilder.build()).build();
+                .<VnfGetResourceRequestOutput>status(true).withResult(responseBuilder.build()).build();
             // return error
             return Futures.immediateFuture(rpcResult);
         }
@@ -3349,7 +3905,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         if (failed(responseObject)) {
             log.error(RETURNED_FAILED_MESSAGE, svcOperation, siid, responseBuilder.build());
             RpcResult<VnfGetResourceRequestOutput> rpcResult = RpcResultBuilder
-                    .<VnfGetResourceRequestOutput>status(true).withResult(responseBuilder.build()).build();
+                .<VnfGetResourceRequestOutput>status(true).withResult(responseBuilder.build()).build();
             // return error
             return Futures.immediateFuture(rpcResult);
         }
@@ -3362,7 +3918,7 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
         }
 
         RpcResult<VnfGetResourceRequestOutput> rpcResult = RpcResultBuilder.<VnfGetResourceRequestOutput>status(true)
-                .withResult(responseBuilder.build()).build();
+            .withResult(responseBuilder.build()).build();
 
         // return success
         return Futures.immediateFuture(rpcResult);
@@ -3370,7 +3926,77 @@ public class GenericResourceApiProvider implements AutoCloseable, GENERICRESOURC
 
     private boolean hasInvalidService(VnfGetResourceRequestInput input) {
         return input == null || input.getServiceInformation() == null
-                || input.getServiceInformation().getServiceInstanceId() == null
-                || input.getServiceInformation().getServiceInstanceId().length() == 0;
+            || input.getServiceInformation().getServiceInstanceId() == null
+            || input.getServiceInformation().getServiceInstanceId().length() == 0;
+    }
+
+    @Override
+    public ListenableFuture<RpcResult<CollectPerformanceDataOutput>> collectPerformanceData(CollectPerformanceDataInput input) {
+        final String svcOperation = "performance-data-collector";
+        Properties parms = new Properties();
+
+        log.info(CALLED_STR, svcOperation);
+        // create a new response object
+        CollectPerformanceDataOutputBuilder responseBuilder = new CollectPerformanceDataOutputBuilder();
+
+        if (hasInvalidService(input)) {
+            log.debug(NULL_OR_EMPTY_ERROR_MESSAGE, svcOperation);
+            RpcResult<CollectPerformanceDataOutput> rpcResult = RpcResultBuilder
+                    .<CollectPerformanceDataOutput>status(true).withResult(responseBuilder.build()).build();
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        ServiceDataBuilder serviceDataBuilder = new ServiceDataBuilder();
+        serviceDataBuilder.setControllerIpv4Address(input.getControllerIpv4Address());
+
+        ServiceDataBuilder operDataBuilder = new ServiceDataBuilder();
+
+        log.info(ADDING_INPUT_DATA_LOG, svcOperation, input.getControllerIpv4Address(), input);
+        CollectPerformanceDataInputBuilder inputBuilder = new CollectPerformanceDataInputBuilder(input);
+        GenericResourceApiUtil.toProperties(parms, inputBuilder.build());
+
+        log.info(ADDING_OPERATIONAL_DATA_LOG, svcOperation, input.getControllerIpv4Address(), operDataBuilder.build());
+        GenericResourceApiUtil.toProperties(parms, OPERATIONAL_DATA_PARAM, operDataBuilder);
+
+        // Call SLI sync method
+        ResponseObject responseObject = new ResponseObject("200", "");
+        String ackFinal = "Y";
+        Properties respProps = tryGetProperties(svcOperation, parms, serviceDataBuilder, responseObject);
+
+        if (respProps != null) {
+            responseObject.setMessage(respProps.getProperty(ERROR_MESSAGE_PARAM));
+            responseObject.setStatusCode(respProps.getProperty(ERROR_CODE_PARAM));
+            ackFinal = respProps.getProperty(ACK_FINAL_PARAM, "Y");
+        }
+
+        if (failed(responseObject)) {
+            responseBuilder.setResponseCode(responseObject.getStatusCode());
+            responseBuilder.setResponseMessage(responseObject.getMessage());
+            responseBuilder.setAckFinalIndicator(ackFinal);
+
+            log.error(RETURNED_FAILED_MESSAGE, svcOperation, input.getControllerIpv4Address(), responseBuilder.build());
+            RpcResult<CollectPerformanceDataOutput> rpcResult = RpcResultBuilder
+                    .<CollectPerformanceDataOutput>status(true).withResult(responseBuilder.build()).build();
+            // return error
+            return Futures.immediateFuture(rpcResult);
+        }
+
+        // Got success from SLI
+        log.info(RETURNED_SUCCESS_MESSAGE, svcOperation, input.getControllerIpv4Address(), responseBuilder.build());
+
+        if (respProps != null) {
+            GenericResourceApiUtil.toBuilder(respProps, responseBuilder);
+        }
+
+        RpcResult<CollectPerformanceDataOutput> rpcResult = RpcResultBuilder.<CollectPerformanceDataOutput>status(true)
+                .withResult(responseBuilder.build()).build();
+
+        // return success
+        return Futures.immediateFuture(rpcResult);
+    }
+
+    private boolean hasInvalidService(CollectPerformanceDataInput input) {
+        return input == null || input.getControllerIpv4Address() == null;
     }
 }