Re: JServ, Document returns No Data

Tue, 18 Apr 2000 17:22:56 -0700

---------------------------------------------------------------- BEFORE YOU POST, search the faq at <http://java.apache.org/faq/> WHEN YOU POST, include all relevant version numbers, log files, and configuration files. Don't make us guess your problem!!! ---------------------------------------------------------------- Suggestions : - look at logs files - out.flush () - monitor using apache/bin/ab - view page source in browser Regards Simon. Jim Miani wrote: > ---------------------------------------------------------------- > BEFORE YOU POST, search the faq at <http://java.apache.org/faq/> > WHEN YOU POST, include all relevant version numbers, log files, > and configuration files. Don't make us guess your problem!!! > ---------------------------------------------------------------- > > Hi, I'm picking up this thread from where I left it off a few days ago. To > sum up: > > SCO Open Server 5.0.5 > Apache Web Server 1.3.12 > Apache JServ 1.1.1b1 > > Problem: Standard 'Hello' and 'IsItWorking' servlets randomly return > empty documents. (These are the sample servlets that come with JServ > for testing installation/configuration). > > NOTE: I HAVE read the FAQ, and YES I did do everything in the post > there that references this problem. i.e. I have added > servlets.startup=Hello,IsItWorking to zone.properties and I have added > wrapper.bin.parameters=-Xms64m -Xmx64m to jserv.properties. > > Furthermore, this does not happen only on the first try of the servlet. > One attempt will work, and a subsequent, almost immediate refresh will > return an empty document. If I keep clicking refresh, sometimes it will > work, sometimes not. > > I am convinced it is not a timeout issue. The empty document is returned > instantaneously. > > The one piece of new information I have is that I put some very > simpleminded diagnostics into the Hello servlet and logged them to a > file. The servlet actually runs to completion even when it returns > no data, and very quickly! I am completely baffled. If anybody has any > suggestions I would love to hear them. > > I've included the modifed source to the Hello servlet below. The output > in the file "/tmp/jim.debug" is like so, EVEN WHEN THE REQUEST IS > RETURNED EMPTY > Jim do some diags! > Example Apache JServ Servlet > after setContentType > after response getWriter > after some print lines > after printwrite close > > here's the source: > > public void doGet (HttpServletRequest request, > HttpServletResponse response) > throws ServletException, IOException > { > PrintWriter f=new PrintWriter(new FileWriter("/tmp/jim.debug",true)) > > PrintWriter out; > String title = "Example Apache JServ Servlet"; > f.println("Jim do some diags!"); > f.println(title); > response.setContentType("text/html"); > f.println("after setContentType"); > out = response.getWriter(); > f.println("after response getWriter"); > out.println("<HTML><HEAD><TITLE>"); > out.println(title); > out.println("</TITLE></HEAD><BODY bgcolor=\"#FFFFFF\">"); > out.println("<H1>" + title + "</H1>"); > f.println("after some print lines"); > out.println("<H2> Congratulations, ApacheJServ 1.1.1b1 is > working!</H2><br></br>"); > > out.println("</BODY></HTML>"); > out.close(); > f.println("after printwrite close"); > f.close(); > } > } > > > > > > > ========================================================================== > Jim Miani > ICANON Associates, Inc. > Phone: 610-313-1850 x 121 > Fax: 610-313-1848 > > NEWZware is a product of ICANON Inc. - Visit our web site at > http://www.icanon.com/ for more information on ICANON, the company, and its > suite of products and services. > > -- > -------------------------------------------------------------- > Please read the FAQ! <http://java.apache.org/faq/> > To subscribe: [EMAIL PROTECTED] > To unsubscribe: [EMAIL PROTECTED] > Archives and Other: <http://java.apache.org/main/mail.html> > Problems?: [EMAIL PROTECTED] -- -------------------------------------------------------------- Please read the FAQ! <http://java.apache.org/faq/> To subscribe: [EMAIL PROTECTED] To unsubscribe: [EMAIL PROTECTED] Archives and Other: <http://java.apache.org/main/mail.html> Problems?: [EMAIL PROTECTED]

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