Re: Tomcat response Blank Page

2010-03-08 Thread Pid
bytes does the access log say it sent? Is there any error in any other log? p Shirley n828cl wrote: From: Shirely [mailto:shir...@powerelab.com] Subject: Re: Tomcat response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read

RE: Tomcat response Blank Page

2010-03-08 Thread Caldarale, Charles R
From: Pid [mailto:p...@pidster.com] Subject: Re: Tomcat response Blank Page Admittedly, I can't think of a way for the page to stop there as a result of an exception and still send a 200 status, but it's worth exploring. It's chunked output, so zero-length content is quite valid. I'm

Re: Tomcat response Blank Page

2010-03-08 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Pid, On 3/8/2010 6:42 AM, Pid wrote: What happens if the line: Utility.writeToFile(/WP.txt,str +\n); throws an exception? The only line which writes output to the response is after that line, so if something stops the page before or at that

Re: Tomcat response Blank Page

2010-03-08 Thread Pid
On 08/03/2010 15:13, Christopher Schultz wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Pid, On 3/8/2010 6:42 AM, Pid wrote: What happens if the line: Utility.writeToFile(/WP.txt,str +\n); throws an exception? The only line which writes output to the response is after that line, so

RE: Tomcat response Blank Page

2010-03-08 Thread Shirely
] Subject: Re: Tomcat response Blank Page Admittedly, I can't think of a way for the page to stop there as a result of an exception and still send a 200 status, but it's worth exploring. It's chunked output, so zero-length content is quite valid. I'm guessing whatever's been queued is just sent

Re: Tomcat response Blank Page

2010-03-08 Thread Shirely
...@powerelab.com] Subject: Re: Tomcat response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read to text file. Sounds like something in between is responding to the request, rather than it reaching the server. Try running Wireshark

RE: Tomcat response Blank Page

2010-03-08 Thread Caldarale, Charles R
From: Shirely [mailto:shir...@powerelab.com] Subject: RE: Tomcat response Blank Page I don't undestand it. But my page is not empty so why send out empty? The output isn't empty - it's a chunked response with zero bytes in the body. Perfectly valid, and typical of a servlet that quits

RE: Tomcat response Blank Page

2010-03-08 Thread Caldarale, Charles R
From: Shirely [mailto:shir...@powerelab.com] Subject: Re: Tomcat response Blank Page What is the access log? How to check it? Read the doc: http://tomcat.apache.org/tomcat-6.0-doc/config/valve.html#Access%20Log%20Valve - Chuck THIS COMMUNICATION MAY CONTAIN CONFIDENTIAL AND/OR OTHERWISE

Re: Tomcat response Blank Page

2010-03-07 Thread Shirely
Shirley n828cl wrote: From: Shirely [mailto:shir...@powerelab.com] Subject: Re: Tomcat response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read to text file. Sounds like something in between is responding

Re: Tomcat response Blank Page

2010-03-06 Thread Shirely
No, My original code is doing some calculation at server and return is display as JSP and send to client. However, I found sometimes it will display blank page so I add this sample code to test the server. Then, I found that when it display blank page, it will not update the session counter and

RE: Tomcat response Blank Page

2010-03-06 Thread Caldarale, Charles R
From: Shirely [mailto:shir...@powerelab.com] Subject: Re: Tomcat response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read to text file. Sounds like something in between is responding to the request, rather than

RE: Tomcat response Blank Page

2010-03-06 Thread Shirely
response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read to text file. Sounds like something in between is responding to the request, rather than it reaching the server. Try running Wireshark on each end and see if you

Re: Tomcat response Blank Page

2010-03-06 Thread Pid
? Is there any error in any other log? p Shirley n828cl wrote: From: Shirely [mailto:shir...@powerelab.com] Subject: Re: Tomcat response Blank Page Then, I found that when it display blank page, it will not update the session counter and also didn't read to text file. Sounds like something

Re: Tomcat response Blank Page

2010-03-05 Thread Christopher Schultz
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Shirley, On 3/5/2010 5:05 AM, Shirely wrote: I have a Tomcat 6.0 run at Window Server 2008. We mainly used it to show some dynamic JSP by running java method at background. However, I found that tomcat server sometimes run abnormally. I see a

Re: Tomcat response Blank Page

2010-03-05 Thread Shirely
I just try a very very simple code, here is the code. %@ page language=java import=java.text.*, java.util.*, tools.* errorPage= % % int count = 0; if(session.getAttribute(WH_Count)!= null){ Integer t = (Integer)session.getAttribute(WH_Count); count = t.intValue(); } count++;

Re: Tomcat response Blank Page

2010-03-05 Thread Pid
On 05/03/2010 15:09, Shirely wrote: I just try a very very simple code, here is the code. %@ page language=java import=java.text.*, java.util.*, tools.* errorPage= % % int count = 0; if(session.getAttribute(WH_Count)!= null){ Integer t = (Integer)session.getAttribute(WH_Count);