Rework WebEngine device ID generation

22 files changed, 127 insertions, 57 deletions

diff --git a/src/components/application_manager/include/application_manager/application_manager_impl.h b/src/components/application_manager/include/application_manager/application_manager_impl.h
index e4cab833e4..51e46bc082 100644
--- a/src/components/application_manager/include/application_manager/application_manager_impl.h
+++ b/src/components/application_manager/include/application_manager/application_manager_impl.h
@@ -1161,8 +1161,6 @@ class ApplicationManagerImpl
   void ApplyFunctorForEachPlugin(
       std::function<void(plugin_manager::RPCPlugin&)> functor) OVERRIDE;
 
-  void SetVINCode(const std::string& vin_code) OVERRIDE;
-
  private:
   /**
    * @brief Adds application to registered applications list and marks it as
diff --git a/src/components/application_manager/rpc_plugins/vehicle_info_plugin/src/commands/hmi/vi_get_vehicle_data_response.cc b/src/components/application_manager/rpc_plugins/vehicle_info_plugin/src/commands/hmi/vi_get_vehicle_data_response.cc
index 75da07bc22..6a60cc968e 100644
--- a/src/components/application_manager/rpc_plugins/vehicle_info_plugin/src/commands/hmi/vi_get_vehicle_data_response.cc
+++ b/src/components/application_manager/rpc_plugins/vehicle_info_plugin/src/commands/hmi/vi_get_vehicle_data_response.cc
@@ -79,12 +79,6 @@ void VIGetVehicleDataResponse::Run() {
   } else {
     event.set_smart_object(*message_);
     policy_handler_.OnVehicleDataUpdated(*message_);
-    if ((*message_).keyExists(strings::msg_params) &&
-        (*message_)[strings::msg_params].keyExists(strings::vin)) {
-      const std::string vin =
-          (*message_)[strings::msg_params][strings::vin].asString();
-      application_manager_.SetVINCode(vin);
-    }
   }
 
   event.raise(application_manager_.event_dispatcher());
diff --git a/src/components/application_manager/src/application_manager_impl.cc b/src/components/application_manager/src/application_manager_impl.cc
index 99024924a1..35cc8541f6 100644
--- a/src/components/application_manager/src/application_manager_impl.cc
+++ b/src/components/application_manager/src/application_manager_impl.cc
@@ -843,6 +843,11 @@ void ApplicationManagerImpl::ConnectToDevice(const std::string& device_mac) {
 void ApplicationManagerImpl::OnHMIStartedCooperation() {
   LOG4CXX_AUTO_TRACE(logger_);
   hmi_cooperating_ = true;
+
+#ifdef WEBSOCKET_SERVER_TRANSPORT_SUPPORT
+  connection_handler_->CreateWebEngineDevice();
+#endif  // WEBSOCKET_SERVER_TRANSPORT_SUPPORT
+
   MessageHelper::SendGetSystemInfoRequest(*this);
 
   std::shared_ptr<smart_objects::SmartObject> is_vr_ready(
@@ -3216,7 +3221,6 @@ void ApplicationManagerImpl::UnregisterApplication(
         RemoveAppsWaitingForRegistration(handle);
       }
     }
-
     const auto enabled_local_apps = policy_handler_->GetEnabledLocalApps();
     if (helpers::in_range(enabled_local_apps, app_to_remove->policy_app_id())) {
       LOG4CXX_DEBUG(logger_,
@@ -4378,11 +4382,6 @@ void ApplicationManagerImpl::ApplyFunctorForEachPlugin(
   plugin_manager_->ForEachPlugin(functor);
 }
 
-void ApplicationManagerImpl::SetVINCode(const std::string& vin_code) {
-  LOG4CXX_AUTO_TRACE(logger_);
-  connection_handler_->CreateWebEngineDevice(vin_code);
-}
-
 event_engine::EventDispatcher& ApplicationManagerImpl::event_dispatcher() {
   return event_dispatcher_;
 }
diff --git a/src/components/application_manager/test/application_manager_impl_test.cc b/src/components/application_manager/test/application_manager_impl_test.cc
index b9bf3aaa99..f32f070f6f 100644
--- a/src/components/application_manager/test/application_manager_impl_test.cc
+++ b/src/components/application_manager/test/application_manager_impl_test.cc
@@ -2024,12 +2024,6 @@ TEST_F(ApplicationManagerImplTest, AddAndRemoveQueryAppDevice_SUCCESS) {
   EXPECT_FALSE(app_manager_impl_->IsAppsQueriedFrom(device_handle));
 }
 
-TEST_F(ApplicationManagerImplTest, SetVINCode_SUCCESS) {
-  const std::string vin_code = "VIN CODE";
-  EXPECT_CALL(mock_connection_handler_, CreateWebEngineDevice(vin_code));
-  app_manager_impl_->SetVINCode(vin_code);
-}
-
 }  // namespace application_manager_test
 }  // namespace components
 }  // namespace test
diff --git a/src/components/connection_handler/include/connection_handler/connection_handler_impl.h b/src/components/connection_handler/include/connection_handler/connection_handler_impl.h
index bffd1188f8..858edbf093 100644
--- a/src/components/connection_handler/include/connection_handler/connection_handler_impl.h
+++ b/src/components/connection_handler/include/connection_handler/connection_handler_impl.h
@@ -606,10 +606,10 @@ class ConnectionHandlerImpl
       const transport_manager::ConnectionUID secondary_connection_handle)
       OVERRIDE;
 
-  void CreateWebEngineDevice(const std::string& vin_code) OVERRIDE;
-
   const transport_manager::DeviceInfo& GetWebEngineDeviceInfo() const OVERRIDE;
 
+  void CreateWebEngineDevice() OVERRIDE;
+
  private:
   /**
    * \brief Disconnect application.
diff --git a/src/components/connection_handler/src/connection_handler_impl.cc b/src/components/connection_handler/src/connection_handler_impl.cc
index 4b50e189e6..ca62d085cc 100644
--- a/src/components/connection_handler/src/connection_handler_impl.cc
+++ b/src/components/connection_handler/src/connection_handler_impl.cc
@@ -866,15 +866,15 @@ void ConnectionHandlerImpl::OnSecondaryTransportEnded(
   }
 }
 
-void ConnectionHandlerImpl::CreateWebEngineDevice(const std::string& vin_code) {
-  transport_manager_.CreateWebEngineDevice(vin_code);
-}
-
 const transport_manager::DeviceInfo&
 ConnectionHandlerImpl::GetWebEngineDeviceInfo() const {
   return transport_manager_.GetWebEngineDeviceInfo();
 }
 
+void ConnectionHandlerImpl::CreateWebEngineDevice() {
+  transport_manager_.CreateWebEngineDevice();
+}
+
 const std::string
 ConnectionHandlerImpl::TransportTypeProfileStringFromConnHandle(
     transport_manager::ConnectionUID connection_handle) const {
diff --git a/src/components/include/application_manager/application_manager.h b/src/components/include/application_manager/application_manager.h
index 6527cb960c..4e3905eb92 100644
--- a/src/components/include/application_manager/application_manager.h
+++ b/src/components/include/application_manager/application_manager.h
@@ -712,8 +712,6 @@ class ApplicationManager {
   virtual void ApplyFunctorForEachPlugin(
       std::function<void(plugin_manager::RPCPlugin&)> functor) = 0;
 
-  virtual void SetVINCode(const std::string& vin_code) = 0;
-
   /*
    * @brief Converts connection string transport type representation
    * to HMI Common_TransportType
diff --git a/src/components/include/connection_handler/connection_handler.h b/src/components/include/connection_handler/connection_handler.h
index 4c3aa69ea7..e98a78f377 100644
--- a/src/components/include/connection_handler/connection_handler.h
+++ b/src/components/include/connection_handler/connection_handler.h
@@ -313,20 +313,18 @@ class ConnectionHandler {
       const transport_manager::ConnectionUID secondary_connection_handle) = 0;
 
   /**
-   * @brief Called when VIN code is received, creates
-   * WebSocketDevice for WebEngine and add it to the device list
-   * @param vin_code VIN code received from HMI
-   */
-  virtual void CreateWebEngineDevice(const std::string& vin_code) = 0;
-
-  /**
    * @brief GetWebEngineDeviceInfo
    * @return device info for WebEngine device
    */
-
   virtual const transport_manager::DeviceInfo& GetWebEngineDeviceInfo()
       const = 0;
 
+  /**
+   * @brief Called when HMI cooperation is started,
+   * creates WebSocketDevice for WebEngine
+   */
+  virtual void CreateWebEngineDevice() = 0;
+
  protected:
   /**
    * \brief Destructor
diff --git a/src/components/include/test/connection_handler/mock_connection_handler.h b/src/components/include/test/connection_handler/mock_connection_handler.h
index 9642621147..6acffea0ed 100644
--- a/src/components/include/test/connection_handler/mock_connection_handler.h
+++ b/src/components/include/test/connection_handler/mock_connection_handler.h
@@ -133,8 +133,7 @@ class MockConnectionHandler : public connection_handler::ConnectionHandler {
       OnSecondaryTransportEnded,
       void(const transport_manager::ConnectionUID primary_connection_handle,
            const transport_manager::ConnectionUID secondary_connection_handle));
-
-  MOCK_METHOD1(CreateWebEngineDevice, void(const std::string& vin_code));
+  MOCK_METHOD0(CreateWebEngineDevice, void());
   MOCK_CONST_METHOD0(GetWebEngineDeviceInfo, transport_manager::DeviceInfo&());
 };
 
diff --git a/src/components/include/test/transport_manager/mock_transport_manager.h b/src/components/include/test/transport_manager/mock_transport_manager.h
index 5681bba875..470ffb096c 100644
--- a/src/components/include/test/transport_manager/mock_transport_manager.h
+++ b/src/components/include/test/transport_manager/mock_transport_manager.h
@@ -86,7 +86,7 @@ class MockTransportManager : public ::transport_manager::TransportManager,
 
   MOCK_METHOD1(SetTelemetryObserver,
                void(transport_manager::TMTelemetryObserver* observer));
-  MOCK_METHOD1(CreateWebEngineDevice, void(const std::string& vin_code));
+  MOCK_METHOD0(CreateWebEngineDevice, void());
   MOCK_CONST_METHOD0(GetWebEngineDeviceInfo, transport_manager::DeviceInfo&());
 };
 
diff --git a/src/components/include/test/transport_manager/transport_adapter/mock_transport_adapter.h b/src/components/include/test/transport_manager/transport_adapter/mock_transport_adapter.h
index d4ce0a39c8..f91f8ac0cd 100644
--- a/src/components/include/test/transport_manager/transport_adapter/mock_transport_adapter.h
+++ b/src/components/include/test/transport_manager/transport_adapter/mock_transport_adapter.h
@@ -112,6 +112,9 @@ class MockTransportAdapter
                transport_manager::transport_adapter::DeviceSptr(
                    transport_manager::transport_adapter::DeviceSptr device));
 
+  MOCK_CONST_METHOD1(GetStoredDeviceID,
+                     std::string(const std::string& device_name));
+
 #ifdef TELEMETRY_MONITOR
   MOCK_METHOD0(GetTelemetryObserver,
                ::transport_manager::TMTelemetryObserver*());
diff --git a/src/components/include/transport_manager/transport_adapter/transport_adapter.h b/src/components/include/transport_manager/transport_adapter/transport_adapter.h
index e9494b4ced..a6ee90d8ff 100644
--- a/src/components/include/transport_manager/transport_adapter/transport_adapter.h
+++ b/src/components/include/transport_manager/transport_adapter/transport_adapter.h
@@ -236,6 +236,15 @@ class TransportAdapter {
   virtual DeviceSptr AddDevice(DeviceSptr device) = 0;
 
   /**
+   * @brief Get stored device ID from last state
+   * @param device_name - name of the device, which id is required
+   * @return stored unique device id, or empty string if no stored device id
+   * present in last saved state
+   */
+  virtual std::string GetStoredDeviceID(
+      const std::string& device_name) const = 0;
+
+  /**
    * @brief RunAppOnDevice allows to run specific application on the certain
    *device.
    *
diff --git a/src/components/include/transport_manager/transport_manager.h b/src/components/include/transport_manager/transport_manager.h
index e5f79edfc5..4c3da6a523 100644
--- a/src/components/include/transport_manager/transport_manager.h
+++ b/src/components/include/transport_manager/transport_manager.h
@@ -217,11 +217,10 @@ class TransportManager {
       const TransportAction required_action) const = 0;
 
   /**
-   * @brief Called when VIN code is received, creates
-   * WebSocketDevice for WebEngine and add it to the device list
-   * @param vin_code VIN code received from HMI
+   * @brief Called when websocket server transport adapter is available.
+   * Creates WebSocketDevice for WebEngine and add it to the device list
    */
-  virtual void CreateWebEngineDevice(const std::string& vin_code) = 0;
+  virtual void CreateWebEngineDevice() = 0;
 
   /**
    * @brief GetWebEngineDeviceInfo
diff --git a/src/components/transport_manager/include/transport_manager/transport_adapter/transport_adapter_impl.h b/src/components/transport_manager/include/transport_manager/transport_adapter/transport_adapter_impl.h
index 99077b69f4..7281f06394 100644
--- a/src/components/transport_manager/include/transport_manager/transport_adapter/transport_adapter_impl.h
+++ b/src/components/transport_manager/include/transport_manager/transport_adapter/transport_adapter_impl.h
@@ -523,6 +523,14 @@ class TransportAdapterImpl : public TransportAdapter,
   virtual bool Restore();
 
   /**
+   * @brief Get stored device ID form last state
+   * @param device_name - name of the device, which id is required
+   * @return stored unique device id, or empty string if no stored device id
+   * present in last saved state
+   */
+  virtual std::string GetStoredDeviceID(const std::string& device_name) const;
+
+  /**
    * @brief Returns true if \a device is to be connected automatically
    */
   virtual bool ToBeAutoConnected(DeviceSptr device) const;
diff --git a/src/components/transport_manager/include/transport_manager/transport_manager_impl.h b/src/components/transport_manager/include/transport_manager/transport_manager_impl.h
index 3cfe7c5dfe..3cc64511a1 100644
--- a/src/components/transport_manager/include/transport_manager/transport_manager_impl.h
+++ b/src/components/transport_manager/include/transport_manager/transport_manager_impl.h
@@ -259,7 +259,7 @@ class TransportManagerImpl
   int PerformActionOnClients(
       const TransportAction required_action) const OVERRIDE;
 
-  void CreateWebEngineDevice(const std::string& vin_code) OVERRIDE;
+  void CreateWebEngineDevice() OVERRIDE;
 
   const DeviceInfo& GetWebEngineDeviceInfo() const OVERRIDE;
 
diff --git a/src/components/transport_manager/include/transport_manager/websocket_server/websocket_secure_session.h b/src/components/transport_manager/include/transport_manager/websocket_server/websocket_secure_session.h
index 72c16ff85b..a3ead8e5a5 100644
--- a/src/components/transport_manager/include/transport_manager/websocket_server/websocket_secure_session.h
+++ b/src/components/transport_manager/include/transport_manager/websocket_server/websocket_secure_session.h
@@ -31,8 +31,8 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SECURE_SESSION_H_
 #define SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SECURE_SESSION_H_
 
-#include "transport_manager/websocket_server/websocket_session.h"
 #include <memory>
+#include "transport_manager/websocket_server/websocket_session.h"
 
 namespace transport_manager {
 namespace transport_adapter {
diff --git a/src/components/transport_manager/include/transport_manager/websocket_server/websocket_server_transport_adapter.h b/src/components/transport_manager/include/transport_manager/websocket_server/websocket_server_transport_adapter.h
index 28e4436605..ce2844fa45 100644
--- a/src/components/transport_manager/include/transport_manager/websocket_server/websocket_server_transport_adapter.h
+++ b/src/components/transport_manager/include/transport_manager/websocket_server/websocket_server_transport_adapter.h
@@ -36,6 +36,7 @@
 #ifndef SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SERVER_TRANSPORT_ADAPTER_H_
 #define SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SERVER_TRANSPORT_ADAPTER_H_
 
+#include <string>
 #include "transport_manager/transport_adapter/transport_adapter_impl.h"
 
 namespace transport_manager {
@@ -86,6 +87,19 @@ class WebSocketServerTransportAdapter : public TransportAdapterImpl {
    */
   virtual TransportConfig GetTransportConfiguration() const OVERRIDE;
 
+  /**
+   * @brief Store adapter state in last state
+   */
+  void Store() const OVERRIDE;
+
+  /**
+   * @brief Restore adapter state from last state
+   * @return True on success false otherwise
+   */
+  bool Restore() OVERRIDE;
+
+  std::string GetStoredDeviceID(const std::string& device_name) const OVERRIDE;
+
  protected:
   /**
    * @brief Return type of device.
diff --git a/src/components/transport_manager/src/transport_adapter/transport_adapter_impl.cc b/src/components/transport_manager/src/transport_adapter/transport_adapter_impl.cc
index 56d809a05f..1fa5dd5f29 100644
--- a/src/components/transport_manager/src/transport_adapter/transport_adapter_impl.cc
+++ b/src/components/transport_manager/src/transport_adapter/transport_adapter_impl.cc
@@ -1160,6 +1160,13 @@ bool TransportAdapterImpl::Restore() {
   return true;
 }
 
+std::string TransportAdapterImpl::GetStoredDeviceID(
+    const std::string& device_name) const {
+  LOG4CXX_AUTO_TRACE(logger_);
+  UNUSED(device_name);
+  return std::string();
+}
+
 bool TransportAdapterImpl::ToBeAutoConnected(DeviceSptr device) const {
   return false;
 }
diff --git a/src/components/transport_manager/src/transport_manager_default.cc b/src/components/transport_manager/src/transport_manager_default.cc
index 0a8289253f..517ec2a611 100644
--- a/src/components/transport_manager/src/transport_manager_default.cc
+++ b/src/components/transport_manager/src/transport_manager_default.cc
@@ -146,6 +146,7 @@ int TransportManagerDefault::Init(resumption::LastState& last_state) {
 #ifdef WEBSOCKET_SERVER_TRANSPORT_SUPPORT
   auto ta_websocket = new transport_adapter::WebSocketServerTransportAdapter(
       last_state, get_settings());
+
 #ifdef TELEMETRY_MONITOR
   if (metric_observer_) {
     ta_websocket->SetTelemetryObserver(metric_observer_);
diff --git a/src/components/transport_manager/src/transport_manager_impl.cc b/src/components/transport_manager/src/transport_manager_impl.cc
index 66a892a322..1dde5f476a 100644
--- a/src/components/transport_manager/src/transport_manager_impl.cc
+++ b/src/components/transport_manager/src/transport_manager_impl.cc
@@ -42,6 +42,7 @@
 #include <set>
 #include <sstream>
 
+#include "utils/gen_hash.h"
 #include "utils/logger.h"
 #include "utils/macro.h"
 
@@ -652,7 +653,7 @@ int TransportManagerImpl::PerformActionOnClients(
   return E_SUCCESS;
 }
 
-void TransportManagerImpl::CreateWebEngineDevice(const std::string& vin_code) {
+void TransportManagerImpl::CreateWebEngineDevice() {
 #ifndef WEBSOCKET_SERVER_TRANSPORT_SUPPORT
   LOG4CXX_TRACE(logger_, "Web engine support is disabled. Exiting function");
 #else
@@ -667,17 +668,27 @@ void TransportManagerImpl::CreateWebEngineDevice(const std::string& vin_code) {
 
   if (transport_adapters_.end() == web_socket_ta) {
     LOG4CXX_WARN(logger_,
-                 "WebSocketTransportAdapter not found."
-                 "Not able to create WebEngineDevice");
+                 "WebSocketServerTransportAdapter not found."
+                 "Impossible to create WebEngineDevice");
     return;
   }
 
+  std::string unique_device_id =
+      (*web_socket_ta)
+          ->GetStoredDeviceID(webengine_constants::kWebEngineDeviceName);
+
+  if (unique_device_id.empty()) {
+    srand(time(0));
+    const size_t device_id_length = 64u;
+    unique_device_id = utils::gen_hash(device_id_length);
+  }
+
   DeviceHandle device_handle = converter_.UidToHandle(
-      vin_code, webengine_constants::kWebEngineConnectionType);
+      unique_device_id, webengine_constants::kWebEngineConnectionType);
 
   web_engine_device_info_ =
       DeviceInfo(device_handle,
-                 vin_code,
+                 unique_device_id,
                  webengine_constants::kWebEngineDeviceName,
                  webengine_constants::kWebEngineConnectionType);
 
@@ -690,8 +701,7 @@ void TransportManagerImpl::CreateWebEngineDevice(const std::string& vin_code) {
   device_list_.push_back(
       std::make_pair(*web_socket_ta, web_engine_device_info_));
   (*web_socket_ta)->AddDevice(ws_device);
-
-#endif
+#endif  // WEBSOCKET_SERVER_TRANSPORT_SUPPORT
 }
 
 const DeviceInfo& TransportManagerImpl::GetWebEngineDeviceInfo() const {
@@ -900,9 +910,9 @@ void TransportManagerImpl::TryDeviceSwitch(
                                            IOSBTAdapterFinder());
 
   if (transport_adapters_.end() == ios_bt_adapter) {
-    LOG4CXX_WARN(
-        logger_,
-        "There is no iAP2 Bluetooth adapter found. Switching is not possible.");
+    LOG4CXX_WARN(logger_,
+                 "There is no iAP2 Bluetooth adapter found. Switching is not "
+                 "possible.");
     return;
   }
 
diff --git a/src/components/transport_manager/src/websocket_server/websocket_device.cc b/src/components/transport_manager/src/websocket_server/websocket_device.cc
index 1a5db29d36..502daf349b 100644
--- a/src/components/transport_manager/src/websocket_server/websocket_device.cc
+++ b/src/components/transport_manager/src/websocket_server/websocket_device.cc
@@ -71,7 +71,7 @@ bool WebSocketDevice::IsSameAs(const Device* other) const {
 }
 
 ApplicationList WebSocketDevice::GetApplicationList() const {
-  return ApplicationList{0};
+  return app_list_;
 }
 
 const std::string& WebSocketDevice::GetHost() const {
diff --git a/src/components/transport_manager/src/websocket_server/websocket_server_transport_adapter.cc b/src/components/transport_manager/src/websocket_server/websocket_server_transport_adapter.cc
index 2983d1db9a..d74cf008a3 100644
--- a/src/components/transport_manager/src/websocket_server/websocket_server_transport_adapter.cc
+++ b/src/components/transport_manager/src/websocket_server/websocket_server_transport_adapter.cc
@@ -70,7 +70,8 @@ void WebSocketServerTransportAdapter::TransportConfigUpdated(
   TransportAdapterImpl::TransportConfigUpdated(new_config);
 }
 
-TransportConfig WebSocketServerTransportAdapter::GetTransportConfiguration() const {
+TransportConfig WebSocketServerTransportAdapter::GetTransportConfiguration()
+    const {
   LOG4CXX_AUTO_TRACE(logger_);
   return transport_config_;
 }
@@ -82,6 +83,7 @@ DeviceType WebSocketServerTransportAdapter::GetDeviceType() const {
 DeviceSptr WebSocketServerTransportAdapter::AddDevice(DeviceSptr device) {
   LOG4CXX_AUTO_TRACE(logger_);
   webengine_device_ = device;
+  Store();
   return TransportAdapterImpl::AddDevice(webengine_device_);
 }
 
@@ -93,5 +95,42 @@ TransportAdapter::Error WebSocketServerTransportAdapter::Init() {
   return TransportAdapterImpl::Init();
 }
 
+void WebSocketServerTransportAdapter::Store() const {
+  LOG4CXX_AUTO_TRACE(logger_);
+  if (webengine_device_) {
+    Json::Value& dictionary = last_state().get_dictionary();
+    if (dictionary["TransportManager"].isMember("WebsocketServerAdapter")) {
+      LOG4CXX_DEBUG(
+          logger_, "WebsocketServerAdapter already exists. Storing is skipped");
+      return;
+    }
+
+    Json::Value device_dictionary;
+    device_dictionary["unique_id"] = webengine_device_->unique_device_id();
+
+    Json::Value ws_adapter_dictionary;
+    ws_adapter_dictionary["device"] = device_dictionary;
+    dictionary["TransportManager"]["WebsocketServerAdapter"] =
+        ws_adapter_dictionary;
+  }
+}
+
+bool WebSocketServerTransportAdapter::Restore() {
+  LOG4CXX_AUTO_TRACE(logger_);
+  return true;
+}
+
+std::string WebSocketServerTransportAdapter::GetStoredDeviceID(
+    const std::string& device_name) const {
+  LOG4CXX_AUTO_TRACE(logger_);
+  if (webengine_constants::kWebEngineDeviceName == device_name) {
+    const Json::Value& dictionary = last_state().get_dictionary();
+    const Json::Value ws_adapter_dictionary =
+        dictionary["TransportManager"]["WebsocketServerAdapter"];
+    return ws_adapter_dictionary["device"]["unique_id"].asString();
+  }
+  return std::string();
+}
+
 }  // namespace transport_adapter
 }  // namespace transport_manager