just check the action part of the form in the html file... if this is blank then it will submit it to the same file ( the html ) and not to the servlet.
are you sure that the html is sumitting to the servlet ? guru -----Original Message----- From: Geeta Ramani [mailto:[EMAIL PROTECTED]] Sent: 01 January 2002 17:38 To: [EMAIL PROTECTED] Subject: Re: about servletoutputstream Julia: If the screen is empty, did you try to view the source? Also, what does your (entire) form tag look like? Geeta Julia Zheng wrote: > Richard: > > I invoke my servlet via a html file. Since it doesn't > work properly, I didn't use any request parameters at > this time. When I invoke doPost(req, res) by using > <method = "POST" >, nothing get display, the screen is > empty. also nothing in the log file. > > thank you so much for help. I really have no idea. > > julia > > --- Richard Yee <[EMAIL PROTECTED]> wrote: > > Julia, > > How are you invoking the servlet via the post > > method? It doesn't seem to > > use any request parameters. What happens when you > > try and invoke it via > > the post method? Have you check your server logs? > > > > Regards, > > > > Richard > > > > > > At 01:31 PM 12/31/2001 -0800, you wrote: > > >thank you for your reply! > > > > > >yes, I do implement doPost() method. > > > > > >my coding: > > > > > > public void doPost(HttpServletRequest request, > > >HttpServletResponse response) > > > throws ServletException, IOException > > > { > > > ServletOutputStream out = > > >response.getOutputStream (); > > > // Set the output data's mime type > > > response.setContentType(CONTENT_TYPE); > > > // create an input stream from fileURL > > > String fileURL = > > "http://com.company.abc.xml";; > > > //Content-disposition header - open in browser > > > response.setHeader("Content-disposition", > > >"inline" ); > > > > > > BufferedInputStream bis = null; > > > BufferedOutputStream bos = null; > > > URL url = new URL ( fileURL ); > > > > > > try > > > { > > > URLConnection conn = url.openConnection(); > > > // Use Buffered Stream for > > reading/writing. > > > bis = new > > >BufferedInputStream(conn.getInputStream()); > > > bos = new BufferedOutputStream(out); > > > byte[] buff = new byte[2048]; > > > int bytesRead; > > > // Simple read/write loop. > > > while(-1 != (bytesRead = bis.read(buff, 0, > > >buff.length))) > > > { > > > bos.write(buff, 0, bytesRead); > > > } > > > out.flush(); > > > bos.flush(); > > > } > > > catch(final MalformedURLException e) > > > { > > > cat.error ( "MalformedURLException." ); > > > throw e; > > > } > > > catch(final IOException e) { > > > cat.error ( "IOException." ); > > > throw e; > > > } > > > finally > > > { > > > if (bis != null) > > > bis.close(); > > > if (bos != null) > > > bos.close(); > > > } > > > > > >public void doGet(HttpServletRequest request, > > >HttpServletResponse response) > > > throws ServletException, IOException > > > { > > > doPost(request, response); > > >} > > > > > >julia > > > > > ___________________________________________________________________________ > > To unsubscribe, send email to [EMAIL PROTECTED] > > and include in the body > > of the message "signoff SERVLET-INTEREST". > > > > Archives: > > > http://archives.java.sun.com/archives/servlet-interest.html > > Resources: > > > http://java.sun.com/products/servlet/external-resources.html > > LISTSERV Help: > > http://www.lsoft.com/manuals/user/user.html > > > > __________________________________________________ > Do You Yahoo!? > Send your FREE holiday greetings online! > http://greetings.yahoo.com > > ___________________________________________________________________________ > To unsubscribe, send email to [EMAIL PROTECTED] and include in the body > of the message "signoff SERVLET-INTEREST". > > Archives: http://archives.java.sun.com/archives/servlet-interest.html > Resources: http://java.sun.com/products/servlet/external-resources.html > LISTSERV Help: http://www.lsoft.com/manuals/user/user.html ___________________________________________________________________________ To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff SERVLET-INTEREST". Archives: http://archives.java.sun.com/archives/servlet-interest.html Resources: http://java.sun.com/products/servlet/external-resources.html LISTSERV Help: http://www.lsoft.com/manuals/user/user.html ___________________________________________________________________________ To unsubscribe, send email to [EMAIL PROTECTED] and include in the body of the message "signoff SERVLET-INTEREST". Archives: http://archives.java.sun.com/archives/servlet-interest.html Resources: http://java.sun.com/products/servlet/external-resources.html LISTSERV Help: http://www.lsoft.com/manuals/user/user.html
