/** Called to update covers */
 private void update() {
   try {
     SwingUtilities.invokeAndWait(
         new Runnable() {
           @Override
           public void run() {
             GetCoversProcessListener.this.controller.updateCovers();
           }
         });
   } catch (InvocationTargetException e) {
     Logger.error(e);
   } catch (InterruptedException e) {
     Logger.error(e);
   }
 }