Re: Chunked Transfer-Encoding problem

2005-02-07 Thread Marco Trevisan
On Mon, 7 Feb 2005 10:46:20 +, Nic Ferrier wrote: > >This looks like a correct HTTP conversation to me. > >Which bit do you think is wrong? > I assumed that rfc 2616 implied the necessity for the presence of Content-Length whenever Transfer-Encoding: chunked is specified. Re-reading it has co

Re: Chunked Transfer-Encoding problem

2005-02-07 Thread Marco Trevisan
On Mon, 7 Feb 2005 14:28:17 +0530, Sasikumar Subramanian wrote: >Hi Marco, > > I used oc4j container, which supports HTTP/1.1 protocol. > I think this is not a problem in container. > bcoz, I got the correct response when i send request to container >thru TELNET in command prompt

Re: Chunked Transfer-Encoding problem

2005-02-07 Thread Marco Trevisan
On Tue, 1 Feb 2005 06:32:50 -0700, Sasikumar Subramanian wrote: >Hi All, > > I write one servlet program with Chunked Transfer Encoding. If you're using Tomcat you may be interested in [1]. Are you using another container? Does it allow http headers manipulation ? [1] Remy Maucherat on http

p3p for standalone containers

2004-12-01 Thread Marco Trevisan
I'm in the process of setting up p3p[1] for testing purpouses. Given that a standalone servlet container doesn't allow a portable server wide configuration as described in [2], the less intrusivive way that I'm thinking about is placing a filter on every single webapp that adds a P3P header. I'm in

Re: How to use HttpServletResponse.setContentLength() to support persistent (keep-alive) HTTP connections?

2004-08-25 Thread Marco Trevisan
Daniel Joshua wrote: >Hi all, > >How do I use HttpServletResponse.setContentLength() to support persistent >(keep-alive) HTTP connections (I heard this helps slightly speed up surfing, >as the same connection is re-used)? Restricting the argument to Tomcat: you (the servlet developer) aren't enti

Re: Wicked screensaver

2003-08-20 Thread Marco Trevisan
Folks, check the email headers before ranting: 1)Received: from TMISENC (pcp963730pcs.lwrnce01.in.comcast.net [68.58.94.196]) by swjscmail1.java.sun.com (Postfix) with ESMTP id F40A092AD for <[EMAIL PROTECTED]>; Wed, 20 Aug 2003 01:16:50 -0600 (MDT) 2)Received: from JJFWINXP (u

Re: cookies

2003-07-10 Thread Marco Trevisan
Single sign on ?   You can do the trick by putting the two machines on the same domain[1].   Otherwise, have you had a look at liberty[2] ?    Marco   [1] http://wp.netscape.com/newsref/std/cookie_spec.html [2] http://www.sourceid.org/wiki/Wiki.jsp - Original Message - From:

Re: why still need applet?

2003-02-25 Thread Marco Trevisan
"Michael Weller" wrote.. [cut] >And what if scripting is disabled? [cut] Is it unreasonable to force javascript on clients ? I can't use my home banking account without enabling javascript. Marco ___ To unsubscribe, send e

Re: Tool for HTTP Request Stress Test

2003-01-17 Thread Marco Trevisan
Definitively http://www.opensta.org/ Marco - Original Message - From: "randie ursal" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, January 17, 2003 3:37 AM Subject: Tool for HTTP Request Stress Test > Hi, > >can anyone suggest an HTTP Stress Test tool. > >coz i wanna

Re: debug Servlet

2002-10-16 Thread Marco Trevisan
If you launch Tomcat on a windows console with CTRL-BREAK you can list all running threads. Marco - Original Message - From: "Yedil Workeneh" Sent: Wednesday, October 16, 2002 2:59 PM Subject: debug Servlet > Is there a way to identify what a runaway thread is doing? > > After starti

Re: can servlet know servers' ip?

2002-07-22 Thread Marco Trevisan
See inline: - Original Message - From: "Denis Kranjcec" Subject: Re: can servlet know servers' ip? > This is also from API documentation javax.servlet.ServletRequest > > java.lang.String getServerName() > Returns the host name of the server that received the request. > Tomcat

Re: File Permissions in Servlet

2002-07-19 Thread Marco Trevisan
Some months ago someone raised the issue of file permissions for servlets. As I recall somebody argued that in ant is possible to specify file permissions. Looking at the implementation I found that the funcionality was, at the time, implemented spawning a process. AFAIK it's actually impossible

Re: OS Authentification

2002-06-28 Thread Marco Trevisan
Tomcat 4 only: look for jcifs. Any version of Tomcat in conjunction with IIS/Apache: look for getRemoteUser in servlet spec. Marco - Original Message - From: "ELMKIES Alexandre OF/DSI/EXT" Subject: OS Authentification > Hi, > > I've read some the 'Java Servlet Programming' (O'reilly)

Re: Tomcat Problem

2002-06-18 Thread Marco Trevisan
Ethereal is the magic word ;-) At least I found this packet sniffer easy to use and very useful when I was stuck with no more ideas. This way you see the entire conversation between servers an clients. Marco - Original Message - Hi Marco, I am sorry How do u go about implementing pa

Re: Tomcat Problem

2002-06-18 Thread Marco Trevisan
Just a quick check: by selecting, e.g. with a mouse, some text shown on NT's console you can effectively block tomcat processing. If this isn't your situation turn to packet sniffing. Marco - Original Message - From: kaustubh To: [EMAIL PROTECTED] Sent: Tuesday, June 18, 2002 2:26 PM Su

Re: using acrobat reader for o/p

2002-04-16 Thread Marco Trevisan
Right inside my hard disk I have a copy of PDFSPEC13.pdf. Look for it on adobe's site. BTW Adobe doesn't support dinamically created PDFs. Marco - Original Message - From: "Kumar Sameer" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, April 16, 2002 10:41 AM Subject: using acr

Re: When does the response get written

2002-03-28 Thread Marco Trevisan
You may want to check servlet-interest archives and servlets specification for flushBuffer. Marco - Edited Message - From: "Varley, Roger" Subject: When does the response get written > Is the browser guarenteed to complete the display of the output when > I flush and close the respons

Re: Deployment of servlets & database

2002-02-04 Thread Marco Trevisan
See inline: - Original Message - From: "Gert Grenander" Sent: Monday, February 04, 2002 9:24 AM Subject: Re: Deployment of servlets & database > I found a good page about it: > http://hsqldb.sourceforge.net/internet/hSql.html . > > This is a great solution. I'll dig into it and see if i

Re: Deployment of servlets & database

2002-02-03 Thread Marco Trevisan
Have you considered Java as a platform for your DB ? Hypersonic sql (there are others) comes to my mind as an ideal candidate. Marco - Original Message - From: Gert Grenander To: [EMAIL PROTECTED] Sent: Monday, February 04, 2002 8:53 AM Subject: Re: Deployment of servlets & database Yo

Re: Urgent

2002-01-31 Thread Marco Trevisan
Lira ? LIRA?? You aren't really referring to italian liras, aren't you ? ;-) FYI: ITL is still in circulation (out of my pockets). Marco - Original Message - From: "Steve Forbes" Sent: Thursday, January 31, 2002 1:34 PM Subject: Re: Urgent > I would like to write a Java web application

Re: servlet and oracle procedures

2002-01-17 Thread Marco Trevisan
AFAIK the best answer to date is http://www.theserverside.com/patterns/thread.jsp?thread_id=9597. Basically you respond immediately to the user (via flushBuffer) while still processing the request in the service method. Ciao, Marco - Original Message - From: Andrea To: [EMAIL PROTECTED

Re: Clarification.

2001-12-12 Thread Marco Trevisan
12, 2001 2:35 PM Subject: Re: Clarification. > Did he mean "Data Access Object" in conjunction with a thread pool > (maintained by the database)? > > Mark > > -Original Message- > From: Marco Trevisan > Sent: Wednesday, December 12, 2001 8:22 AM > > &

Re: Clarification.

2001-12-12 Thread Marco Trevisan
"Peter Huber" wrote: > You might use 'Active Object' approach in conjunction with a thread > pool. Ehm, where can I find a thread pool in a servlet container ? Or I need to manage one ? Marco ___ To unsubscribe, send emai

Need clarification about response.flushBuffer() and closure of response object

2001-12-10 Thread Marco Trevisan
I want to achieve a 'responsive' servlet and perform some heavy task without resolving to threads. As a definition for 'responsive' I take the visual hints the browser (IE in my case) shows: running logo stopped and download bar empty. I resumed to the pattern described in http://www.theservers

Re: Problem reading word doc

2001-12-07 Thread Marco Trevisan
Are you opening the doc from a servlet ? What's your intent ? Marco - Original Message - From: "Ann Mary" Subject: Problem reading word doc > Hi Friends, > I have a problem with reading a ms word application > (97,2000), am calling a dll from java thru jni, but > while calling it show

Re: Utility class and multi-threaded servlets

2001-11-14 Thread Marco Trevisan
The first implementation of a number formatting library showed some inconsistencies. Somehow, sometimes, the formatted number was simply wrong. I never investigated why: it happened either with 1.2.2 and 1.3. I always suspected that NumberFormat wasn't thread safe. I simply replaced NumberFormat w

Re: StreamCorruptedException: Header out of range 124

2001-11-09 Thread Marco Trevisan
I've used serialization only with RMI. I've always payed attention to wich version of the VM's where involved in the communication. If you read the following excerpt from the serialization specifications: --- 6.3 Stream Protocol Versions It was necessary to

Re: need expert advice.

2001-10-11 Thread Marco Trevisan
I correct myself: I'm delighted to see even a Visual J# for .NET now in beta :) Marco - Original Message - From: "Marco Trevisan" > Well, maybe on client side but on server side I'm delighted > to see a MS jdbc driver for SQL 2k n

Re: need expert advice.

2001-10-10 Thread Marco Trevisan
Well, maybe on client side but on server side I'm delighted to see a MS jdbc driver for SQL 2k now in beta test. Marco - Original Message - From: "Matt Penner" > Don't expect too much support from MS on Java. Since they lost the suit to Sun > they have no interest in keeping Java aroun

Re: need expert advice.

2001-10-09 Thread Marco Trevisan
Or Microsoft's own JVM wich i believe is much faster to start if you don't need Swing. Marco - Original Message - From: "Matt Penner" > Unfortunately we'll probably have to force the users to download the plug-in,

Re: Applet Servlet Session Tracking

2001-10-08 Thread Marco Trevisan
AFAIK cookies set by the server are handled by the browser and applets connecting to a servlet use browser connections. So cookies are automagically added to http requests originating from applets. Can you elaborate more on your statement? I'm already serching the archive. Marco - Original M

Re: java.net.ConnectException in applet connection to servlet

2001-09-27 Thread Marco Trevisan
Explorer? In > localhost > i'm using IE 5 and in the other machine i'm using IE6? > > May this be the problem? Have you experience this problem in IE? And i'm > not > calling the applet from javascript > > -Original Message- > From: A mailing li

Re: java.net.ConnectException in applet connection to servlet

2001-09-24 Thread Marco Trevisan
No, never had any such problem with Microsoft's JVM and any version of IE from 5 to 6. I argue it's the combinatione of Sun's JVM on IE6 that causes some problems, but I've never heard of any problem of this kind before. Maybe you can switch to a swing mailing list, like [EMAIL PROTECTED] , and s

Re: java.net.ConnectException in applet connection to servlet

2001-09-24 Thread Marco Trevisan
>From previous posts I haven't determined if you're using the same browser on the two machines. In case you're using N6 (I've used only 6.1 preview), you may have encountered a problem described in http://www.kfki.hu/~cspeter/jvm-bugs/ns6jsace.html Notice that this new security feature applies on

Re: Buffering Response

2001-08-28 Thread Marco Trevisan
A ByteArrayOutputStream can be useful. Marco - Original Message - From: "Hans Liebenberg" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Tuesday, August 28, 2001 3:02 PM Subject: Buffering Response > Hi, > > How do you buffer the response. I.e The response must only be sent to the >

Re: Refresh servlet page problem

2001-08-01 Thread Marco Trevisan
Back to basics: you have to study servlet lifecycle. Move connection opening code into doGet since you close it and never reopen. Marco - Original Message - From: "andrew tollin" > Thank you Marco, > > I have attempted to close the statement along with the connection within the > doG

Re: Refresh servlet page problem

2001-08-01 Thread Marco Trevisan
Looks like the first time the servlet is invoked it works OK. Subsequent invocations mess up the connection (never worked on mysql but I'd close and reopen the connection or better use a connection pooling package, maybe stmt isn't being closed). When you open via the address bar I suspect you get

Re: Adding cookies before output ?

2001-07-25 Thread Marco Trevisan
> > Now what happened to the second setHeader output in the included file? > Should it be included or has it gone AWOL ? > >From JavaServer Pages Specification Version 1.2 -Proposed Final Draft 2 (PFD2) JSP.4.4 - An included page only ha

Re: How to make exe file of an java application

2001-07-24 Thread Marco Trevisan
I'm curious, do you want to compile a web-app because it's slow ? If it's a generic app a search on google surely brings you to the desired resource. Marco - Original Message - From: sharad mohan To: [EMAIL PROTECTED] Sent: Tuesday, July 24, 2001 11:26 AM Subject: How to make exe file of

Re: Request sent twice from IE5.5 and N6 when content type is application/pdf

2001-07-19 Thread Marco Trevisan
"Mark Galbreath" wrote : [cut] > I would suggest, > however, that you contact Adobe tech support and pose this question to them, > and then let us know its response, because there seems to be more and more > PDF-servlet related questions being posted here. [cut] >From document 321592 of Adobe's S

Re: Request sent twice from IE5.5 and N6 when content type is application/pdf

2001-07-19 Thread Marco Trevisan
We solved this kind of problems using GET (not POST) requests from browser and precomputing the size of the pdf using a ByteArrayOutputStream for PDF output. Just tested for IE5+, I'm curious about N6. Some IEs needed an SP, as you can find on Adobe's site. Marco - Original Message - "

Re: getLastModified(), was:Re: url mapping

2001-07-12 Thread Marco Trevisan
"Christopher K. St. John" wrote: > In your original message, you mentioned 'static content > served by servlets'. Did you mean content that is served > by a servlet that you wrote, or content that's served by > a servlet container's default file-server servlet? > Yes (experienced only for Tomcat

Re: getLastModified(), was:Re: url mapping

2001-07-12 Thread Marco Trevisan
- Original Message - "Christopher K. St. John" wrote: [cut] > > An afternoon spent browsing the servlet spec would be a > great investment. It's suprisingly clear and easy to read, > with lots of background info and explanatory text. In this > particular case you might check out: > [cut]

Re: url mapping

2001-07-12 Thread Marco Trevisan
- Original Message - "Michael Weller" <[EMAIL PROTECTED]> wrote: [cut] > since only files of the same webapplication would be sent by this servlet, > ServletContext.getResource() and ServletContext.getResourceAsStream() should > help (see Servlet Spec 2.3 at 3.4 for further information)..

Re: url mapping

2001-07-12 Thread Marco Trevisan
"Pierre-Yves Saumont" <[EMAIL PROTECTED]> wrote: [snip] > String path = getServletConfig().getServletContext().getRealPath("/"); [snip] quoting (edited) from 2.2 spec api javadoc (haven't lookend in 2.3): - public java.lang.String getRealPath(java.lang.Stri

Re: url mapping

2001-07-12 Thread Marco Trevisan
"Pierre-Yves Saumont" <[EMAIL PROTECTED]> wrote: > Or you might use your servlet to display the static file, using the extra > path information. > Well, a web server like Apache isn't tuned just to accomplish this work? Serving static files isn't an unnecessary burden to a JVM ? > This technique

Re: Managing file permissions from servlets

2001-07-12 Thread Marco Trevisan
A very quick look at Chmod.class in ant.jar of tomcat 3.2.1 distribution (reporting 1.3alpha in version.txt) brought me to the following line (copied by hand): protected boolean isValidOs() { return System.getProperty("path.separator").equals(":") && (!System.getProperty("os.name").startsWith("M

Re: Content types.. any listing??

2001-07-06 Thread Marco Trevisan
A search in the list containing text in the message content-type surely helps, you'll get a dozen of posts. Marco - Original Message - From: "Achalkar, Sheetal" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, July 06, 2001 10:46 AM Subject: Content types.. any listing?? > Hel

Re: [kind of off-topic] javascript to launch servlet

2001-06-20 Thread Marco Trevisan
Fetching from memory ... Done try escape(document.funcForm.x1.value) instead. Marco - Original Message - From: "Michael Weller" <[EMAIL PROTECTED]> > function doLink() { > parent.main.document.write(" document.funcForm.x1.value + \"&y1=\"+document.funcForm.y1.value + \">"); > }

Re: JavaScript Enabled?

2001-06-20 Thread Marco Trevisan
[cut] > The idea of putting application logic on the client side is fine if you know in advance the type of environment your users will be viewing your pages in (e.g., a macintosh-specific site, or an intranet). However,I disagree whole-heartedly with using anything flashier (no pun intended :) t

Re: Passing parameters with international characters

2001-06-04 Thread Marco Trevisan
Hi David, you can search the list for messages appeared in the last month with subject containing UTF. Regards, Marco [cut] > How can I pass parameters values containing international characters to a > servlet? > For example a-umlaut (ä), beta (ß), etc., [cut] ___

Re: getParameter() method generate invalid ISO-8859-1 characters for each special UTF-8 character

2001-06-04 Thread Marco Trevisan
Hi Gokul, would you kindly specify wich containers auto-sense the charset for request parameters ? Regards, Marco [cut] > > > > so replace ur response.setContentType("text/html; > > charset=UTF-8"); > > This is not supported by the servlet API. The setting of the charset used > for the response

Re: UTF-8 and getParameter() WAS: unicode special characters

2001-05-30 Thread Marco Trevisan
Hi Tomas, Just to be clearer, we are actually supporting IE 5.0/5.5 and all experiments are conducted on this client and test were conducted with Tomcat alone and in conjunction with Apache (Linux/Win32). Having said this, we found that after setting the charset with setContentType the browser st

Re: How can i send unicode special characters with my request ?

2001-05-28 Thread Marco Trevisan
Actually I found a solution for a subset of characters of our interest with Tomcat 3.2.1. We made a patch for the euro symbol by setting the character set with: response.setContentType("text/html; charset=UTF-8"); and manually decoding from responses an "intermediate" 8859_1 codepage. This is due