Index: sources/applicationcontroller.cpp
===================================================================
diff -u -re1605219ac2baf49ef21d0889f845ac53d59c3c1 -r56d00a82669a7a2c00ab90109a89dbec8db27527
--- sources/applicationcontroller.cpp	(.../applicationcontroller.cpp)	(revision e1605219ac2baf49ef21d0889f845ac53d59c3c1)
+++ sources/applicationcontroller.cpp	(.../applicationcontroller.cpp)	(revision 56d00a82669a7a2c00ab90109a89dbec8db27527)
@@ -38,14 +38,47 @@
  */
 bool ApplicationController::init()
 {
-    if (!_applicationPost->init()) return false;
+    if ( _init ) return false;
+    _init = true;
+
     initConnections();
+    if (!_applicationPost->init()) return false;
+
+    LOG_EVENT(QObject::tr("%1 Initialized").arg(metaObject()->className()));
+
     return true;
 }
 
 /*!
- * \brief GUI Controller connections definition
+ * \brief   ApplicationController::init
+ * \details Initialized the Class by calling the init() method first
+ *          And initializes the thread vThread by calling initThread
+ *          on success init().
+ * \param   vThread - the thread
+ * \return  returns the return value of the init() method
  */
+bool ApplicationController::init(QThread &vThread)
+{
+    if ( init() ) return false;
+    initThread(vThread);
+    return true;
+}
+
+/*!
+ * \brief   ApplicationController::quit
+ * \details quits the class
+ *          Calls quitThread
+ */
+void ApplicationController::quit()
+{
+    quitThread();
+}
+
+/*!
+ * \brief ApplicationController::initConnections
+ * \details Initializes the required signal/slot connection between this class and other objects
+ *          to be able to communicate.
+ */
 void ApplicationController::initConnections()
 {
 
@@ -72,6 +105,37 @@
 }
 
 /*!
+ * \brief   ApplicationController::initThread
+ * \details Moves this object into the thread vThread.
+ *          And checks that this method is called from main thread.
+ *          Also connects quitThread to application aboutToQuit.
+ * \param   vThread - the thread
+ */
+void ApplicationController::initThread(QThread &vThread)
+{
+    // runs in main thread
+    Q_ASSERT_X(QThread::currentThread() == qApp->thread() , __func__, "The Class initialization must be done in Main Thread" );
+    _thread = &vThread;
+    _thread->setObjectName(QString("%1_Thread").arg(metaObject()->className()));
+    connect(qApp, SIGNAL(aboutToQuit()), this, SLOT(quit()));
+    _thread->start();
+    moveToThread(_thread);
+}
+
+/*!
+ * \brief   ApplicationController::quitThread
+ * \details Moves this object to main thread to be handled by QApplicaiton
+ *          And to be destroyed there.
+ */
+void ApplicationController::quitThread()
+{
+    if ( ! _thread ) return;
+
+    // runs in thread
+    moveToThread(qApp->thread());
+}
+
+/*!
  * \brief Process the requested action
  * \details Processes the requested action
  * \param vAction - User requested Action
@@ -103,25 +167,46 @@
     keepAlive();
 }
 
+/*!
+ * \brief   ApplicationController::onUSBDriveMount
+ * \details This is the slot which connects to the _USBWatcher didUSBDriveMount signal
+ *          and notifies the other classes (GuiController) by emitting its signal didUSBDriveMount
+ */
 void ApplicationController::onUSBDriveMount ()
 {
     emit didUSBDriveMount();
 }
 
+/*!
+ * \brief   ApplicationController::onUSBDriveRemove
+ * \details This is the slot which connects to the _GuiController didUSBDriveUmount signal
+ *          and notifies the other classes (USBWatcher) by emitting its signal didUSBDriveUmount
+ */
 void ApplicationController::onUSBDriveUmount()
 {
     emit didUSBDriveUmount();
 }
 
+/*!
+ * \brief   ApplicationController::onUSBDriveRemove
+ * \details This is the slot which connects to the _USBWatcher didUSBDriveRemove signal
+ *          and notifies the other classes (GuiController) by emitting its signal didUSBDriveRemove
+ */
 void ApplicationController::onUSBDriveRemove()
 {
     emit didUSBDriveRemove();
 }
 
+/*!
+ * \brief   ApplicationController::onExportLog
+ * \details the slot which will be called by UI to so the log export.
+ */
 void ApplicationController::onExportLog()
 {
     Storage::FileHandler fh;
-    fh.exportLog();
+    fh.concurrentExportLog();
+    //TODO : it needs to change in a way that we can have an actual export finish time and then emit signal.
+    // this is not accurate.
     emit didExportLog();
 }