跨域访问cookie的问题 在线等

Question

更改在B中的2.jsp中写如下代码：  
<%@  page  contentType="text/html;charset=GBK"%>  
<%  
           Cookie  cos[]  =  request.getCookies();  
           Cookie  cook  =  null;  
           if  (cos  !=  null  )  {  
                       for  (int  i  =  0;  i  <  cos.length;  i++)  {  
                                   if  (cos[i].getName().equals("test"))  {  
                                               cook  =  cos[i];  
                                               break;  
                                   }  
                       }  
           }  
           if  (cook!=null)  
                       out.println("cook==========="+cook.getValue());  
           else  
                       out.println("cook==========="+cook);  
%>