Finally I use a textbox to store the search criteria history and set its visibility to false, then submit the form (FormPanel) to server and in servlet, get the textbox value using request.getParameter("XXX"); there is just some minor unknown about the RPC
> An RPC expects an RPC serialized response > What does this exactly means? the response generated with ServletOutputStream.flush is not allowed, right? Thanks for the help!! On Tuesday, June 19, 2012 11:52:17 AM UTC+8, tong123123 wrote: > > Thanks for your reply. > yes, I am using rpc for the previous code. > to post a form, I remember FormPanel. but the example above is just a > simplified case. in real, I need to pass a search history Map (time as the > key, criteria string as the value) to servlet and use the servlet to export > the Map content to a text file, Using FormPanel, how to pass the Map to > servlet? > Also, seem this forum cannot edit post, so how to redact the titles of my > previous attachment? delete it? > > -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-web-toolkit/-/u9BZcaJ5hIIJ. To post to this group, send email to google-web-toolkit@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.