@Override
            public ApiFuture<ListDatacenterConnectorsPagedResponse> getFuturePagedResponse(
                UnaryCallable<ListDatacenterConnectorsRequest, ListDatacenterConnectorsResponse>
                    callable,
                ListDatacenterConnectorsRequest request,
                ApiCallContext context,
                ApiFuture<ListDatacenterConnectorsResponse> futureResponse) {
              PageContext<
                      ListDatacenterConnectorsRequest,
                      ListDatacenterConnectorsResponse,
                      DatacenterConnector>
                  pageContext =
                      PageContext.create(
                          callable, LIST_DATACENTER_CONNECTORS_PAGE_STR_DESC, request, context);
              return ListDatacenterConnectorsPagedResponse.createAsync(pageContext, futureResponse);
            }
The default scopes of the service.
java-vmmigration/google-cloud-vmmigration/src/main/java/com/google/cloud/vmmigration/v1/stub/VmMigrationStubSettings.java