Do not use RpcService in TPCE pce module
[transportpce.git] / pce / src / main / java / org / opendaylight / transportpce / pce / service / PathComputationServiceImpl.java
index d3536def95575a62112371c9c7b1572fa06bf6ac..3d34aa1d2d9bd5dabd6af21df692a334b605a19f 100644 (file)
@@ -24,37 +24,44 @@ import org.opendaylight.transportpce.pce.PceComplianceCheckResult;
 import org.opendaylight.transportpce.pce.PceSendingPceRPCs;
 import org.opendaylight.transportpce.pce.gnpy.GnpyResult;
 import org.opendaylight.transportpce.pce.gnpy.consumer.GnpyConsumer;
-import org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result.Response;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.CancelResourceReserveOutputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestInput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutput;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.PathComputationRequestOutputBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.ServicePathRpcResult;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.ServicePathRpcResultBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.GnpyResponse;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.GnpyResponseBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.gnpy.response.ResponseType;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.gnpy.response.response.type.NoPathCase;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.gnpy.response.response.type.NoPathCaseBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.gnpy.response.response.type.PathCase;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.gnpy.gnpy.response.response.type.PathCaseBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.path.performance.PathProperties;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.path.performance.PathPropertiesBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.path.performance.path.properties.PathMetric;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.path.performance.path.properties.PathMetricBuilder;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.service.path.rpc.result.PathDescription;
-import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev200128.service.path.rpc.result.PathDescriptionBuilder;
-import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.configuration.response.common.ConfigurationResponseCommonBuilder;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev201210.path.description.AToZDirection;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev201210.path.description.ZToADirection;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
-import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.response.parameters.sp.ResponseParametersBuilder;
+import org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.Response;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.CancelResourceReserveInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.CancelResourceReserveOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.CancelResourceReserveOutputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRequestInputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRequestOutputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRerouteRequestInput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRerouteRequestOutput;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.PathComputationRerouteRequestOutputBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.ServicePathRpcResult;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.ServicePathRpcResultBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.gnpy.GnpyResponse;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.gnpy.GnpyResponseBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.gnpy.gnpy.response.response.type.NoPathCaseBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.gnpy.gnpy.response.response.type.PathCaseBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.path.computation.request.input.ServiceAEndBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.path.computation.request.input.ServiceZEndBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.path.performance.PathPropertiesBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.path.performance.path.properties.PathMetric;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.path.performance.path.properties.PathMetricBuilder;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.service.path.rpc.result.PathDescription;
+import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.pce.rev220808.service.path.rpc.result.PathDescriptionBuilder;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev230526.configuration.response.common.ConfigurationResponseCommonBuilder;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev230501.path.description.AToZDirection;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev230501.path.description.ZToADirection;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.RpcStatusEx;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.ServicePathNotificationTypes;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.response.parameters.sp.ResponseParametersBuilder;
+import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118.service.handler.header.ServiceHandlerHeaderBuilder;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Reference;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+@Component(immediate = true)
 public class PathComputationServiceImpl implements PathComputationService {
 
     private static final Logger LOG = LoggerFactory.getLogger(PathComputationServiceImpl.class);
@@ -65,32 +72,34 @@ public class PathComputationServiceImpl implements PathComputationService {
     private final GnpyConsumer gnpyConsumer;
     private PortMapping portMapping;
 
-    public PathComputationServiceImpl(NetworkTransactionService networkTransactionService,
-                                      NotificationPublishService notificationPublishService,
-                                      GnpyConsumer gnpyConsumer, PortMapping portMapping) {
+    @Activate
+    public PathComputationServiceImpl(@Reference NetworkTransactionService networkTransactionService,
+            @Reference NotificationPublishService notificationPublishService,
+            @Reference GnpyConsumer gnpyConsumer,
+            @Reference PortMapping portMapping) {
         this.notificationPublishService = notificationPublishService;
         this.networkTransactionService = networkTransactionService;
         this.executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(5));
         this.gnpyConsumer = gnpyConsumer;
         this.portMapping = portMapping;
-    }
-
-    public void init() {
-        LOG.info("init ...");
-    }
-
-    public void close() {
-        LOG.info("close.");
+        LOG.info("PathComputationServiceImpl instantiated");
     }
 
     @SuppressFBWarnings(
         value = "UPM_UNCALLED_PRIVATE_METHOD",
         justification = "false positive, this method is used by public method cancelResourceReserve")
-    private void sendNotifications(ServicePathNotificationTypes servicePathNotificationTypes, String serviceName,
-            RpcStatusEx rpcStatusEx, String message, PathDescription pathDescription) {
+    private void sendNotifications(
+            ServicePathNotificationTypes servicePathNotificationTypes,
+            String serviceName,
+            RpcStatusEx rpcStatusEx,
+            String message,
+            PathDescription pathDescription) {
         ServicePathRpcResultBuilder servicePathRpcResultBuilder =
-                new ServicePathRpcResultBuilder().setNotificationType(servicePathNotificationTypes)
-                        .setServiceName(serviceName).setStatus(rpcStatusEx).setStatusMessage(message);
+            new ServicePathRpcResultBuilder()
+                .setNotificationType(servicePathNotificationTypes)
+                .setServiceName(serviceName)
+                .setStatus(rpcStatusEx)
+                .setStatusMessage(message);
         if (pathDescription != null) {
             servicePathRpcResultBuilder.setPathDescription(pathDescription);
         }
@@ -109,34 +118,40 @@ public class PathComputationServiceImpl implements PathComputationService {
 
             @Override
             public CancelResourceReserveOutput call() throws Exception {
-                String message = "";
-                sendNotifications(ServicePathNotificationTypes.CancelResourceReserve, input.getServiceName(),
-                        RpcStatusEx.Pending, "Service compliant, submitting cancelResourceReserve Request ...", null);
+                sendNotifications(
+                        ServicePathNotificationTypes.CancelResourceReserve,
+                        input.getServiceName(),
+                        RpcStatusEx.Pending,
+                        "Service compliant, submitting cancelResourceReserve Request ...",
+                        null);
                 PceSendingPceRPCs sendingPCE = new PceSendingPceRPCs(gnpyConsumer);
                 sendingPCE.cancelResourceReserve();
-                if (Boolean.TRUE.equals(sendingPCE.getSuccess())) {
-                    message = "ResourceReserve cancelled !";
-                } else {
-                    message = "Cancelling ResourceReserve failed !";
-                }
-                LOG.info("in PathComputationServiceImpl : {}",message);
-                sendNotifications(ServicePathNotificationTypes.CancelResourceReserve, input.getServiceName(),
-                        RpcStatusEx.Successful, "cancel Resource Reserve successful!", null);
-                ConfigurationResponseCommonBuilder configurationResponseCommon =
-                        new ConfigurationResponseCommonBuilder();
-                configurationResponseCommon.setAckFinalIndicator("Yes")
-                        .setRequestId(input.getServiceHandlerHeader().getRequestId()).setResponseCode("200")
-                        .setResponseMessage("");
-                CancelResourceReserveOutputBuilder output = new CancelResourceReserveOutputBuilder();
-                output.setConfigurationResponseCommon(configurationResponseCommon.build());
-                return output.build();
+                LOG.info("in PathComputationServiceImpl : {}",
+                        Boolean.TRUE.equals(sendingPCE.getSuccess())
+                            ? "ResourceReserve cancelled !"
+                            : "Cancelling ResourceReserve failed !");
+                sendNotifications(
+                        ServicePathNotificationTypes.CancelResourceReserve,
+                        input.getServiceName(),
+                        RpcStatusEx.Successful,
+                        "cancel Resource Reserve successful!",
+                        null);
+                return new CancelResourceReserveOutputBuilder()
+                    .setConfigurationResponseCommon(
+                        new ConfigurationResponseCommonBuilder()
+                            .setAckFinalIndicator("Yes")
+                            .setRequestId(input.getServiceHandlerHeader().getRequestId())
+                            .setResponseCode("200")
+                            .setResponseMessage("")
+                            .build())
+                    .build();
             }
         });
     }
 
     @Override
     public ListenableFuture<PathComputationRequestOutput> pathComputationRequest(PathComputationRequestInput input) {
-        LOG.info("pathComputationRequest");
+        LOG.debug("input parameters are : input = {}", input.toString());
         return executor.submit(new Callable<PathComputationRequestOutput>() {
 
             @Override
@@ -147,26 +162,33 @@ public class PathComputationServiceImpl implements PathComputationService {
                 PceComplianceCheckResult check = PceComplianceCheck.check(input);
                 if (!check.hasPassed()) {
                     LOG.error("Path not calculated, service not compliant : {}", check.getMessage());
-                    sendNotifications(ServicePathNotificationTypes.PathComputationRequest, input.getServiceName(),
-                            RpcStatusEx.Failed, "Path not calculated, service not compliant", null);
-                    configurationResponseCommon.setAckFinalIndicator("Yes")
+                    sendNotifications(
+                        ServicePathNotificationTypes.PathComputationRequest,
+                        input.getServiceName(),
+                        RpcStatusEx.Failed,
+                        "Path not calculated, service not compliant",
+                        null);
+                    configurationResponseCommon
+                            .setAckFinalIndicator("Yes")
                             .setRequestId(input.getServiceHandlerHeader().getRequestId())
-                            .setResponseCode("Path not calculated").setResponseMessage(check.getMessage());
-                    output.setConfigurationResponseCommon(configurationResponseCommon.build())
-                            .setResponseParameters(null);
-                    return output.build();
+                            .setResponseCode("Path not calculated")
+                            .setResponseMessage(check.getMessage());
+                    return output
+                        .setConfigurationResponseCommon(configurationResponseCommon.build())
+                        .setResponseParameters(null)
+                        .build();
                 }
-                sendNotifications(ServicePathNotificationTypes.PathComputationRequest, input.getServiceName(),
-                        RpcStatusEx.Pending, "Service compliant, submitting pathComputation Request ...", null);
-                String message = "";
-                String responseCode = "";
-                PceSendingPceRPCs sendingPCE = new PceSendingPceRPCs(input, networkTransactionService,
-                        gnpyConsumer, portMapping);
+                sendNotifications(
+                    ServicePathNotificationTypes.PathComputationRequest,
+                    input.getServiceName(),
+                    RpcStatusEx.Pending,
+                    "Service compliant, submitting pathComputation Request ...",
+                    null);
+                PceSendingPceRPCs sendingPCE =
+                    new PceSendingPceRPCs(input, networkTransactionService, gnpyConsumer, portMapping);
                 sendingPCE.pathComputation();
-                message = sendingPCE.getMessage();
-                responseCode = sendingPCE.getResponseCode();
-                PathDescriptionBuilder path = null;
-                path = sendingPCE.getPathDescription();
+                String message = sendingPCE.getMessage();
+                String responseCode = sendingPCE.getResponseCode();
                 LOG.info("PCE response: {} {}", message, responseCode);
 
                 //add the GNPy result
@@ -181,43 +203,63 @@ public class PathComputationServiceImpl implements PathComputationService {
                     GnpyResponse respZtoA = generateGnpyResponse(gnpyZtoA.getResponse(),"Z-to-A");
                     listResponse.add(respZtoA);
                 }
-                output.setGnpyResponse(listResponse.stream()
-                        .collect(Collectors.toMap(GnpyResponse::key, gnpyResponse -> gnpyResponse)));
+                output
+                    .setGnpyResponse(
+                        listResponse.stream()
+                            .collect(Collectors.toMap(GnpyResponse::key, gnpyResponse -> gnpyResponse)));
 
+                PathDescriptionBuilder path = sendingPCE.getPathDescription();
                 if (Boolean.FALSE.equals(sendingPCE.getSuccess()) || (path == null)) {
-                    configurationResponseCommon.setAckFinalIndicator("Yes")
-                            .setRequestId(input.getServiceHandlerHeader().getRequestId()).setResponseCode(responseCode)
-                            .setResponseMessage(message);
-                    output.setConfigurationResponseCommon(configurationResponseCommon.build());
-                    sendNotifications(ServicePathNotificationTypes.PathComputationRequest, input.getServiceName(),
-                            RpcStatusEx.Failed, "Path not calculated", null);
-                    return output.build();
+                    sendNotifications(
+                        ServicePathNotificationTypes.PathComputationRequest,
+                        input.getServiceName(),
+                        RpcStatusEx.Failed,
+                        "Path not calculated",
+                        null);
+                    return output
+                        .setConfigurationResponseCommon(
+                            configurationResponseCommon
+                                .setAckFinalIndicator("Yes")
+                                .setRequestId(input.getServiceHandlerHeader().getRequestId())
+                                .setResponseCode(responseCode)
+                                .setResponseMessage(message)
+                                .build())
+                        .build();
                 }
                 // Path calculator returned Success
-                configurationResponseCommon.setAckFinalIndicator("Yes")
-                        .setRequestId(input.getServiceHandlerHeader().getRequestId()).setResponseCode(responseCode)
-                        .setResponseMessage(message);
-                PathDescription pathDescription = new org.opendaylight.yang.gen.v1.http.org.opendaylight
-                        .transportpce.pce.rev200128.service.path.rpc.result.PathDescriptionBuilder()
-                                .setAToZDirection(path.getAToZDirection()).setZToADirection(path.getZToADirection())
-                                .build();
-                sendNotifications(ServicePathNotificationTypes.PathComputationRequest, input.getServiceName(),
-                        RpcStatusEx.Successful, message, pathDescription);
-                org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.response
-                    .parameters.sp.response.parameters.PathDescription pathDescription1 = new org.opendaylight.yang.gen
-                        .v1.http.org.transportpce.b.c._interface.service.types.rev200128.response.parameters.sp
-                        .response.parameters.PathDescriptionBuilder()
-                                .setAToZDirection(path.getAToZDirection()).setZToADirection(path.getZToADirection())
-                                .build();
-                ResponseParametersBuilder rpb = new ResponseParametersBuilder().setPathDescription(pathDescription1);
-                output.setConfigurationResponseCommon(configurationResponseCommon.build())
-                        .setResponseParameters(rpb.build());
-
+                PathDescription pathDescription =
+                    new PathDescriptionBuilder()
+                        .setAToZDirection(path.getAToZDirection())
+                        .setZToADirection(path.getZToADirection())
+                        .build();
+                sendNotifications(
+                    ServicePathNotificationTypes.PathComputationRequest,
+                    input.getServiceName(),
+                    RpcStatusEx.Successful,
+                    message,
+                    pathDescription);
+                org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
+                        .response.parameters.sp.response.parameters.PathDescription pathDescription1 =
+                    new org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev220118
+                            .response.parameters.sp.response.parameters.PathDescriptionBuilder()
+                        .setAToZDirection(path.getAToZDirection())
+                        .setZToADirection(path.getZToADirection())
+                        .build();
+                output
+                    .setConfigurationResponseCommon(
+                        configurationResponseCommon
+                            .setAckFinalIndicator("Yes")
+                            .setRequestId(input.getServiceHandlerHeader().getRequestId())
+                            .setResponseCode(responseCode)
+                            .setResponseMessage(message)
+                            .build())
+                    .setResponseParameters(
+                        new ResponseParametersBuilder().setPathDescription(pathDescription1).build());
                 //debug prints
                 AToZDirection atoz = pathDescription.getAToZDirection();
                 if ((atoz != null) && (atoz.getAToZ() != null)) {
                     LOG.debug("Impl AtoZ Notification: [{}] elements in description", atoz.getAToZ().size());
-                    for (org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev201210
+                    for (org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev230501
                             .path.description.atoz.direction.AToZKey key : atoz.getAToZ().keySet()) {
                         LOG.debug("Impl AtoZ Notification: [{}] {}", key, atoz.getAToZ().get(key));
                     }
@@ -225,7 +267,7 @@ public class PathComputationServiceImpl implements PathComputationService {
                 ZToADirection ztoa = pathDescription.getZToADirection();
                 if ((ztoa != null) && (ztoa.getZToA() != null)) {
                     LOG.debug("Impl ZtoA Notification: [{}] elements in description", ztoa.getZToA().size());
-                    for (org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev201210
+                    for (org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev230501
                             .path.description.ztoa.direction.ZToAKey key : ztoa.getZToA().keySet()) {
                         LOG.debug("Impl ZtoA Notification: [{}] {}", key, ztoa.getZToA().get(key));
                     }
@@ -235,45 +277,113 @@ public class PathComputationServiceImpl implements PathComputationService {
         });
     }
 
-    public GnpyResponse generateGnpyResponse(Response responseGnpy, String pathDir) {
-        ResponseType respType = null;
-        boolean feasible = true;
-        if (responseGnpy != null) {
-            if (responseGnpy.getResponseType() instanceof org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result
-                    .response.response.type.NoPathCase) {
-                LOG.info("GNPy : path is not feasible");
-                org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result.response.response.type.NoPathCase
-                    noPathGnpy = (org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result.response.response.type
-                    .NoPathCase) responseGnpy.getResponseType();
-                NoPathCase noPathCase = new NoPathCaseBuilder().setNoPath(noPathGnpy.getNoPath()).build();
-                respType = noPathCase;
-                feasible = false;
-            } else if (responseGnpy.getResponseType() instanceof org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result
-                    .response.response.type.PathCase) {
-                LOG.info("GNPy : path is feasible");
-                org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result.response.response.type.PathCase pathCase =
-                        (org.opendaylight.yang.gen.v1.gnpy.path.rev200909.result.response.response.type.PathCase)
-                        responseGnpy.getResponseType();
-                List<org.opendaylight.yang.gen.v1.gnpy.path.rev200909.generic.path.properties.path.properties
-                    .PathMetric> pathMetricList =
-                    new ArrayList<>(pathCase.getPathProperties().getPathMetric().values());
-                List<PathMetric> gnpyPathMetricList = new ArrayList<>();
-                for (org.opendaylight.yang.gen.v1.gnpy.path.rev200909.generic.path.properties.path.properties.PathMetric
-                        pathMetricGnpy : pathMetricList) {
-                    PathMetric pathMetric = new PathMetricBuilder().setMetricType(pathMetricGnpy.getMetricType())
-                            .setAccumulativeValue(pathMetricGnpy.getAccumulativeValue()).build();
-                    gnpyPathMetricList.add(pathMetric);
-                }
-                PathProperties pathProperties = new PathPropertiesBuilder()
-                        .setPathMetric(gnpyPathMetricList.stream()
-                                .collect(Collectors.toMap(PathMetric::key, pathMetric -> pathMetric)))
+    @Override
+    public ListenableFuture<PathComputationRerouteRequestOutput> pathComputationRerouteRequest(
+            PathComputationRerouteRequestInput input) {
+        return executor.submit(() -> {
+            PathComputationRerouteRequestOutputBuilder output = new PathComputationRerouteRequestOutputBuilder();
+            ConfigurationResponseCommonBuilder configurationResponseCommon = new ConfigurationResponseCommonBuilder()
+                    .setRequestId("none");
+            PceComplianceCheckResult check = PceComplianceCheck.check(input);
+            if (!check.hasPassed()) {
+                LOG.error("Path not calculated, path computation reroute request not compliant : {}",
+                        check.getMessage());
+                configurationResponseCommon
+                        .setAckFinalIndicator("Yes")
+                        .setResponseCode("Path not calculated")
+                        .setResponseMessage(check.getMessage());
+                return output
+                        .setConfigurationResponseCommon(configurationResponseCommon.build())
                         .build();
-                PathCase gnpyPathCase = new PathCaseBuilder().setPathProperties(pathProperties).build();
-                respType = gnpyPathCase;
-                feasible = true;
             }
+            PathComputationRequestInput pathComputationInput = new PathComputationRequestInputBuilder()
+                    .setServiceName("no_name")
+                    .setServiceHandlerHeader(new ServiceHandlerHeaderBuilder().setRequestId("none").build())
+                    .setServiceAEnd(new ServiceAEndBuilder(input.getServiceAEnd()).build())
+                    .setServiceZEnd(new ServiceZEndBuilder(input.getServiceZEnd()).build())
+                    .setHardConstraints(input.getHardConstraints())
+                    .setPceRoutingMetric(input.getPceRoutingMetric())
+                    .setResourceReserve(false)
+                    .setSoftConstraints(input.getSoftConstraints())
+                    .setRoutingMetric(input.getRoutingMetric())
+                    .build();
+            PceSendingPceRPCs sendingPCE = new PceSendingPceRPCs(pathComputationInput, networkTransactionService,
+                    gnpyConsumer, portMapping, input.getEndpoints());
+            sendingPCE.pathComputation();
+            String message = sendingPCE.getMessage();
+            String responseCode = sendingPCE.getResponseCode();
+            LOG.info("PCE response: {} {}", message, responseCode);
+            return output.setConfigurationResponseCommon(
+                    configurationResponseCommon
+                            .setAckFinalIndicator("Yes")
+                            .setResponseCode(responseCode)
+                            .setResponseMessage(message)
+                            .build())
+                    .build();
+        });
+    }
+
+    public GnpyResponse generateGnpyResponse(Response responseGnpy, String pathDir) {
+        if (responseGnpy == null) {
+            return new GnpyResponseBuilder()
+                .setPathDir(pathDir)
+                .setResponseType(null)
+                .setFeasibility(true)
+                .build();
+        }
+        if (responseGnpy.getResponseType()
+                instanceof org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.NoPathCase) {
+            LOG.info("GNPy : path is not feasible");
+            org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.NoPathCase
+                    noPathGnpy =
+                (org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.NoPathCase)
+                    responseGnpy.getResponseType();
+            return new GnpyResponseBuilder()
+                .setPathDir(pathDir)
+                .setResponseType(
+                    new NoPathCaseBuilder()
+                        .setNoPath(noPathGnpy.getNoPath())
+                        .build())
+                .setFeasibility(false)
+                .build();
+        }
+        if (responseGnpy.getResponseType()
+                instanceof org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.PathCase) {
+            LOG.info("GNPy : path is feasible");
+            org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.PathCase
+                    pathCase =
+                (org.opendaylight.yang.gen.v1.gnpy.path.rev220615.result.response.response.type.PathCase)
+                    responseGnpy.getResponseType();
+            List<org.opendaylight.yang.gen.v1.gnpy.path.rev220615.generic.path.properties.path.properties.PathMetric>
+                    pathMetricList =
+                new ArrayList<>(pathCase.getPathProperties().getPathMetric().values());
+            List<PathMetric> gnpyPathMetricList = new ArrayList<>();
+            for (org.opendaylight.yang.gen.v1.gnpy.path.rev220615.generic.path.properties.path.properties.PathMetric
+                    pathMetricGnpy : pathMetricList) {
+                gnpyPathMetricList.add(
+                    new PathMetricBuilder()
+                        .setMetricType(pathMetricGnpy.getMetricType())
+                        .setAccumulativeValue(pathMetricGnpy.getAccumulativeValue())
+                        .build());
+            }
+            return new GnpyResponseBuilder()
+                .setPathDir(pathDir)
+                .setResponseType(
+                    new PathCaseBuilder()
+                        .setPathProperties(
+                            new PathPropertiesBuilder()
+                                .setPathMetric(gnpyPathMetricList.stream()
+                                    .collect(Collectors.toMap(PathMetric::key, pathMetric -> pathMetric)))
+                                .build())
+                        .build())
+                .setFeasibility(true)
+                .build();
         }
-        return new GnpyResponseBuilder().setPathDir(pathDir).setResponseType(respType).setFeasibility(feasible).build();
+        return new GnpyResponseBuilder()
+            .setPathDir(pathDir)
+            .setResponseType(null)
+            .setFeasibility(true)
+            .build();
     }
 
 }