我在类里面实现了几个方法,都没有问题,唯独有2个方法是通过转发的形式带参跳转,都是显示空白,又不报错,我头都大了,求大神赐教,代码应该没错.
public void updateEmp(HttpServletRequest request,HttpServletResponse response)
throws IOException,ServletException{
String id=request.getParameter("id");
EmpService service=new EmpServiceImpl();
try {
Emp e=service.findEmpById(Integer.parseInt(id));
request.setAttribute("emp", e);
request.getRequestDispatcher("updateEmp.jsp")
.forward(request, response);
} catch (Exception e) {
e.printStackTrace();
}
}
下面是jsp页面,