/** This method is to find individual employee productivity for given year. */
 @RequestMapping(value = "/getEmployeeAnnualProductivity", method = RequestMethod.POST)
 public @ResponseBody String getEmployeeAnnualProductivity(
     HttpServletRequest request,
     @RequestParam("employeeId") int employeeId,
     @RequestParam("year") int year) {
   logger.info("inside ReportGenerationController getEmployeeAnnualProductivity()");
   logger.info("data received: employee id: " + employeeId + "  year: " + year);
   if (HttpSessionUtility.verifySession(request, "adminId"))
     return reportGenerationService.getEmployeeAnnualProductivity(employeeId, year);
   else return JsonUtility.convertToJson("-1");
 }