@Override
 protected BaseBean populateBean(HttpServletRequest request) {
   MarksheetBean bean = new MarksheetBean();
   bean.setRollNo(Datautility.getString(request.getParameter("rollNo")));
   bean.setName(Datautility.getString(request.getParameter("name")));
   return bean;
 }
  @Override
  protected void doPost(HttpServletRequest request, HttpServletResponse response)
      throws ServletException, IOException {
    log.debug("MarksheetListCtl doPost Start");

    List list = null;

    int pageNo = Datautility.getInt(request.getParameter("pageNo"));
    int pageSize = Datautility.getInt(request.getParameter("pageSize"));

    pageNo = (pageNo == 0) ? 1 : pageNo;

    pageSize =
        (pageSize == 0) ? Datautility.getInt(PropertyReader.getValue("page.size")) : pageSize;

    MarksheetBean bean = (MarksheetBean) populateBean(request);

    String op = Datautility.getString(request.getParameter("operation"));

    // get the selected checkbox ids array for delete list
    String[] ids = request.getParameterValues("ids");

    MarksheetModel model = new MarksheetModel();

    try {

      if (OP_SEARCH.equalsIgnoreCase(op)
          || OP_NEXT.equalsIgnoreCase(op)
          || OP_PREVIOUS.equalsIgnoreCase(op)) {

        if (OP_SEARCH.equalsIgnoreCase(op)) {
          pageNo = 1;
        } else if (OP_NEXT.equalsIgnoreCase(op)) {
          pageNo++;
        } else if (OP_PREVIOUS.equalsIgnoreCase(op) && pageNo > 1) {
          pageNo--;
        }

      } else if (OP_NEW.equalsIgnoreCase(op)) {
        ServletUtility.redirect(ORSView.MARKSHEET_CTL, request, response);
        return;
      } else if (OP_DELETE.equalsIgnoreCase(op)) {
        pageNo = 1;
        if (ids != null && ids.length > 0) {
          MarksheetBean deletebean = new MarksheetBean();
          for (String id : ids) {
            deletebean.setId(Datautility.getInt(id));
            model.delete(deletebean);
          }
        } else {
          ServletUtility.setErrorMessage("Select at least one record", request);
        }
      }
      list = model.search(bean, pageNo, pageSize);
      ServletUtility.setList(list, request);
      if (list == null || list.size() == 0) {
        ServletUtility.setErrorMessage("No record found ", request);
      }
      ServletUtility.setList(list, request);
      ServletUtility.setPageNo(pageNo, request);
      ServletUtility.setPageSize(pageSize, request);
      ServletUtility.forward(getView(), request, response);
    } catch (ApplicationException e) {
      log.error(e);
      ServletUtility.handleException(e, request, response);
      return;
    }

    log.debug("MarksheetListCtl doPost End");
  }