code: @GET
      @Produces(MediaType.APPLICATION_JSON)
      @Path("/oauth_approved_apps")
      @Description("Returns list of Oauth approved apps of argus for this user")
      public List<AuthenticatedOAuthAppDto> authenticatedApps(@Context HttpServletRequest req) {
          String userName=findUserByToken(req);
          int result = authService.countByUserId(userName);
          AuthenticatedOAuthAppDto app = new AuthenticatedOAuthAppDto();
          List<AuthenticatedOAuthAppDto> listApps = new ArrayList<>();
          if (result==0) {
              return listApps;
          }
          else {
              app.setApplicationName(applicationName);
              listApps.add(app);
              return listApps;
          }
      }
docs: Returns list of Oauth approved apps of argus for this user
  
  @param req   The Http Request with authorization header
  @return      Returns list of Oauth approved apps