I think the problem is just that you need to add the following parameter inside your html form: enctype="multipart/form-data" and then the cast should work.
red phoenix-2 wrote: > > In http://struts.apache.org/2.0.14/docs/how-do-we-upload-files.html , it > use > MultiPartRequestWrapper multipartRequest = (MultiPartRequestWrapper) > ServletActionContext.getRequest(); > It still raise java.lang.ClassCastException: > org.apache.struts2.dispatcher.StrutsRequestWrapper cannot be cast to > org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper. > My popuse is that when jsp sumbit to action,I can get upload file name and > the stream of upload file,then I can write the stream of upload file into > blob of oracle database.I don't know how to get the stream of upload file! > I still puzzled with why raise above error. I don't find the different > between my code and > http://struts.apache.org/2.0.14/docs/how-do-we-upload-files.html. > > Where wrong with my code? > > > > > On Tue, Dec 16, 2008 at 11:13 PM, Dave Newton <newton.d...@yahoo.com> > wrote: > >> --- On Tue, 12/16/08, red phoenix wrote: >> > [...] >> > MultiPartRequestWrapper multipartRequest = >> > (MultiPartRequestWrapper) ServletActionContext.getRequest(); >> > [...] >> > >> > org.apache.struts2.dispatcher.StrutsRequestWrapper cannot be cast to >> > org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper >> > >> > Why raise above error? >> >> Because StrutsRequestWrappers can't be cast to MultiPartRequestWrappers. >> >> > How to correct it? >> >> Use the built-in file upload capabilities of Struts 2; there's no reason >> to >> access the request manually. >> >> Here's that link again: >> >> http://struts.apache.org/2.0.14/docs/how-do-we-upload-files.html >> >> Dave >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >> For additional commands, e-mail: user-h...@struts.apache.org >> >> > > -- View this message in context: http://www.nabble.com/org.apache.struts2.dispatcher.StrutsRequestWrapper-cannot-be-cast-to-org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper-tp21034825p21630535.html Sent from the Struts - User mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@struts.apache.org For additional commands, e-mail: user-h...@struts.apache.org
