servlet的重定向问题?

Question

Jsp页面提交表单数据到servlet A:+------------------------------------------------------------------+
|servlet A:中的代码,其中servlet A重定向到servlet B.                |
|                                                                  |
|RequestDispatcher dispatcher =request.getRequestDispatcher("/B"); |
|dispatcher.forward(request, response);                            |
|                                                                  |
+------------------------------------------------------------------++------------------------------------------------------------------+
|servlet B:中的代码,其中servlet A重定向到servlet C.                |
|                                                                  |
|RequestDispatcher dispatcher =request.getRequestDispatcher("/C"); |
|dispatcher.forward(request, response);                            |
|                                                                  |
+------------------------------------------------------------------+
现在在servlet C:中获取Jsp页面提交表单数据,是否可以,请高手帮下忙.

Answer 1

Jsp页面提交表单数据到servlet A:+------------------------------------------------------------------+
|servlet A:中的代码,其中servlet A重定向到servlet B.                
|                                                                  
|RequestDispatcher dispatcher =request.getRequestDispatcher("/B"); 
|dispatcher.forward(request, response);                            
|                                                                  
+------------------------------------------------------------------++------------------------------------------------------------------+
|servlet B:中的代码,其中servlet B重定向到servlet C.                
|                                                                  
|RequestDispatcher dispatcher =request.getRequestDispatcher("/C"); 
|dispatcher.forward(request, response);                            
|                                                                  
+------------------------------------------------------------------+
现在在servlet C:中获取Jsp页面提交表单数据,是否可以,请高手帮下忙.

Answer 2

如果可以 
jsp --->A---->B--->C我想在A--->B传递中断,有怎样办呢?

Answer 3

用在A中用session，session.setAttribute("a",..);
之后在C中getAttribute("a");

Answer 4

是表单的获取.request.getParameter(name);