hi,
can any one tell me how to track the session expiry. i.e. if a session
is expiring is there any event that triggers. I want to save the
information present in the session variables some were when it expires.
can u give a sample code to do this if u have.
thanks,
Harish
Take a look at javax.servlet.http.HttpSessionBindingListener.
(*Chris*)
- Original Message -
From: Harish Kumar MB [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Wednesday, September 29, 1999 11:56 PM
Subject: how to track session expiry
hi,
can any one tell me how to track the
Hi everyone,
I'm using JWS 1.1.3 under WNT.
I've got all my servlets in the directory
javawebserver1.1.3\servlets
However, when I re-compile them, then don't get
updated even if I go to the Administration Tool and 'unload and load'
them.
They only get updated once I have either
Craig R. McClanahan wrote:
This would be just as fertile a ground for viruses as the Microsoft Office
macros that allowed Melissa and all of its clones. Removing the ability to
list
all the active sessions protects you from this, even in third party code.
Craig, would you consider it safe if
HI all ,
My environment is :(server linux-2.2.5 , apach ,,jdk1.1.7B, jsdk2.1)
( clients win98 ,IE5,IE4,NetSacpe 4)
I have the following sample code representing two servlets (servletA and
servletB) .
servletA reads a user name and password from a POST FORM the
I'm already doing that!!
- Original Message -
From:
Paul Lingwood
To: [EMAIL PROTECTED]
Sent: Thursday, September 30, 1999 9:21
AM
Subject: Re: My servlets don't get
updated
are u using any of your own support classes with the
servlets ? if s0 .. put them
"Wu, Stanley (IMT)" wrote:
I need to printout some error messages like "Entering Method A", "Exiting
Method A" and etc. Instead of hard-coding the method names all over the
places, I wonder if there is class / method I can call to return me the
current method I am in?
Thanks,
Stan
Hi,
Andras Balogh wrote:
Hello All,
Sorry if this question was asked already.
I have used session tracking to maintane some info of the user.
(This question is valid if cookies are used for session tracking).
The deafult session timeout is 30 mins or the session will be invalidated
Because if your an ISP host servlets for other people, should you
absolutely
have to give each person their own JVM? It would be nice, but not
absolutely necessary. So this is to prevent another programmer from
modifying your application.
This is the answer I would have given,
hi,
First
of all don't put that server in the auto start mode...
Start
it manually using httpd...
after
u have done that u don't need to restart the server again and can simply copy ur
new complied servlets over the old ones...which i am sure would help u to get
rid of ur annoyance.
All
the
* Java programs are usually easy to understand by new programmers.
Shell scripts and perl programs can look like gibberish to new developers,
unless the original author takes care to format and document them precisely.
Servlets are the safest architecture for projects which use consultants
hi,
I tried using the HttpSessionBindingListener. I put an object into the
session which implements the HttpSessionBindingListener, the method
value Bound is executed. Now the method valueUnbound will be executed
when i use the removeValue method and remove the object from the
session. Will the
Hi everybody,
This is completely an off topic question. But I tried the JRun forums
and I didn't get any help. I am really sorry for this post but I have no
where else to go. So here goes.. I am having problems running the
servlet on IIS4.0 and JRun2.3.3 (153).
The application worked perfectly on
Will the method 'valueUnbound' get executed when the session
expires.
This is described explicitly in the O'Reilly Servlet book by Hunter
and Crawford, which would answer a lot of questions which seem to crop up on
this list. The answer is yes.
Harish,
I tried using the HttpSessionBindingListener. I put an object into the
session which implements the HttpSessionBindingListener, the method
value Bound is executed. Now the method valueUnbound will be executed
when i use the removeValue method and remove the object from the
session.
I think this code can help you
//FileLister v1.0
//this program use to list all files in current directory
//author Yih-Shi Lee
//date:1999/08
//Linux-style copyright
import java.io.*;
import java.util.*;
public class FileLister implements FilenameFilter
{
private String[] subName; //file's
Paul,
I suggest you create a thumbnail-cache which holds the image data for
thumbnails you create, with a unique, meaningful id for each one. This
could either purge any thumbnails older than say 5 minutes, or purge thumbnails
related to a specific session when the session is invalidated.
Then
sounds like a plan !
thanks simon.
-Original Message-From:
Simon Christian [EMAIL PROTECTED]To: [EMAIL PROTECTED]
[EMAIL PROTECTED]Date:
Thursday, September 30, 1999 1:07 PMSubject: Re: Imaging
ServletsPaul,
I suggest you create a thumbnail-cache which holds the image
I changed the enviorment value to the specifed but still i am getting out of
enviorment space can anybody help
- Original Message -
From: Luc Saint-Elie [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Wednesday, September 29, 1999 3:41 AM
Subject: Re: server
Le 09:12 28/09/99 -0600, Jason
Karl: I think Stanley was looking for the method name, not the class name -
I have the same issue, and the only answer
I've found is to put a string in the class that defines the name - doesn't
seem to be a dynamic way of getting the current method name. You can get ALL
method names with
Hi Anupam,
same answer as jason's but little change.
Open a new MS-DOS window
Click on the MS-DOS icon at the top-left of the Window
Select teh Properties option
Click on the "Memory" tab
Adjust the drop-down box from "Auto" in all (i.e. "Initial
hi i am using jdbc to access a SQL Server v7.0 db. what i want to know is
if there is a table defining which get method(getint, getString,getByte
etc) to use with the column type. I have columntype in number but I
dont know which function to use.
Thanks in advance
Baris Ari
I-BIMSA
You seem
to be rolling in an implicit criticism of
consultants/contractors here. My personal take on this is that most
management structures are very bad at managing contract work, especially
when it comes to handovers, and many contractors are not good (or not
properly motivated) to do good
Charles,
Good points you make, all of them. (And tangential to the technical threads
of this list, but probably more relevant at the design/politics level.)
As an outside contractor, I certainly don't want to place undo criticism
on outside contractors!
Agreed (also as a contractor),
I have a servlet which draws HTML page from doGet().
I want to refresh/redraw my servlet outside of doGet()/doPost().
(I have a thread in my servlet which check the variable is set to
true or not. If true I want to redraw/refresh my screen.
But I don't know how to do ?)
So I tried this way,
So I tried this way,
response.setHeader("REFRESH", 10)
This mechanism is also called 'client pull'.
But i don't like this, instead i want my servlet screen automatically
refreshed whenever the variable set to true (in thread)
so how to refresh the page only one time whenever I need ?
What you
Use getInt() it will work. see the documentation for
the driver you are using they mention what types you
have to use.
Prasad
--- Baris Ari [EMAIL PROTECTED] wrote:
hi i am using jdbc to access a SQL Server v7.0 db.
what i want to know is
if there is a table defining which get
method(getint,
Hey Everyone,
Thanks a lot for your response. (We are using NES, JRUN,
JavaServlets JDBC.) We found a solution to our problem of Security
alerts saying that "The page you are about to view is unsecure" when
trying to view some of our pages in spite of us having purchased a digital
keep getting 3 errors
Package javax.servlet not found in import.
Superclass HttpServlet of class SnoopServlet not found
In my class path I have jdk1.2.2/lib/tools.jar.
I then run the startserver executable from the jswdk1.0 which sets up the
other class paramets.
I still get these errors,
Hello,
Sorry it's not a technical question but it's important too.
I want to deploy servlets and Java applications on a commercial web host.
Can anyone recommand me an ISP which provides the following features?
Apache + JServ,
JRE,
POP3,
telnet,
MySQL database and a fair price less than 100
I still cannot get the Web Server in the JSDK2.1 to work. I use the
Runner.bat file and I get
"JSDK2.1 Web Server Early Access 1" and then a flashing underscore.
There is no more info printed to screen like the JSDK2.0 servlet runner.
I then go to the browser, assuming that this is serving, and
find out where servlet.jar is on your server and add it to CLASSPATH
From: Hugh Faux [EMAIL PROTECTED]
Reply-To: "A mailing list for discussion about Sun Microsystem's Java
Servlet API Technology." [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Subject: how to set up paths to compile servlets
Title: throwing a error to the user.
Hi all.
What throw method do you use so that the user knows what is going on.
Thanks.
,, Stephane DeCoeli Cote
` [EMAIL PROTECTED]
|| ~ || w (925) 730-3717
|||=oOOo=oOOo=|||
|| \ /||\ / ||
\/ || \/
/\
I have seen a nice article on this topec (unrelated to servlets) on
Netscape site almost two years ago.
One approach is "client pull" -- your first approach.
The second is "server push". You set your context type
to "mixed" plus "replace" (don't know exact syntax).
The "replace" thing means
I one HTML page, I have three buttons, two of them are 'Submit' button type
with the same name, one is 'Button' type with different name to hand
JavaScript. If you click one button, it will do post to call a servlet page.
In the servlet page, I use the following code to determine which button has
I have interest, comments and experiences ( from several sides of the
fence ) in this area, but don't want to annoy people if it seems off topic.
So, should the thread continue or be taken elsewhere?
Joe Sam
Joe Sam Shirah
Autumn Software
Try to put servlet code you want to access to in the following location :
~~~/jsdk2.1/webapp/WEB-INF/servlets/your_code
means directory where you installed jsdk2.1
Also be sure you have installed and configured it correctly . Then start it
.
in jsdk2.1 directory you must find two scripts
HI all ,
I have posted this question since two weeks and still without any reponse
from the forrum,
Did anybody experience this problem in the past ?
My environment is :(server linux-2.2.5 , apach ,,jdk1.1.7B, jsdk2.1)
( clients win98 ,IE5,IE4,NetSacpe 4)
I have
If you're willing to spend $100/month then you might try what I'm
doing...renting a dedicated machine. With a dedicated machine you can run
whatever you want.
I'm renting a dedicated machine from SkyNetWeb (http://www.skynetweb.com)
for $99/month. I've been happy with the service so far. There
Hossein,
This ISP provide servlet hosting,JRE, etc.
http://www.servlets.net/index.html
Smiling,
~Hem
[EMAIL PROTECTED]
___
Hemadri GurramkondaDigitalRiver
-Original Message-
From: Hossein Peivareh [mailto:[EMAIL PROTECTED]]
Sent:
There is no startserver or stopserver in my JSDK2.1 directory. They're
in my JSDK2.0 directory. Was I supposed to install the contents of the
JSDK2.1 folder on top of the JSDK2.0 folder?
___
To unsubscribe, send email to
Hi. What I am wondering is if there is any way that when a user selects
a link to download a file that I can eliminate Netscape's or IE's
download dialog and just download to the users' hard drive. Also, I will
know the name of the directory before hand, that I want to download to.
Can this be
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of the message "signoff SERVLET-INTEREST".
Archives: http://archives.java.sun.com/archives/servlet-interest.html
Resources:
You just cannot use type=button and expect it to work with Netscape.
It's not clear why you are using type=button for the third button,
why not just use the submit type it, using the second name.
From what I see of your handler code, this should work fine.
If you actually don't want a submit
Hi Joe
keep me posted on this
regards
rm
-Original Message-
From: Joe Sam Shirah [mailto:[EMAIL PROTECTED]]
Sent: Thursday, September 30, 1999 9:28 PM
To: [EMAIL PROTECTED]
Subject: Re: Project contracting and longevity
I have interest, comments and experiences ( from several sides
Check it at:
http://java.apache.org
Homero.
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Archives:
Make sure you don't have javaweserver1.1.3\servlets in theclasspath
that JavaWebServer uses when it starts up. If it is, the primordial class
loader gets preference when loading the file, and it doesn't know how to reload
servlets.
(*Chris*)
- Original Message -
From:
Pol
I'm renting a dedicated machine from SkyNetWeb (http://www.skynetweb.com)
for $99/month. I've been happy with the service so far. There are a few
companies that rent machines at that price.
Are you talking about renting just the box or the connectivity? (The
skynetweb site is down
I have interest, comments and experiences ( from several sides of the
fence ) in this area, but don't want to annoy people if it seems off
topic.
So, should the thread continue or be taken elsewhere?
Let's take it off the list (if anyone else on the list is
interested).
Give us more information on what you've got on the client side to set the
value of submitButton field, this is likely where your problem is.
Giscard
__
Get Your Private, Free Email at http://www.hotmail.com
Thanks Vijaya,
well my problem stays may be I am new to server any other steps to
be followed
I have downloaded jswdk1.0 yesterday
anupam
- Original Message -
From: Vijaya Mahalakshmi [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Thursday, September 30, 1999 5:51 PM
Subject: Re:
I don't see anything obviously wrong in your code (didn't I see a
response from someone early who said they could run both examples?) so
the only help someone can give it tips on how to debug the problem.
First, forget about servletA. It has nothing to do with your problem.
You have an html
Hi,
I am using Servlets, JDBC, Oracle Database. I can retrieve the data for some
conditions but for some other conditions i am getting this weird error.
SQLState: 22003
Message: [Oracle][ODBC Oracle Driver][Oracle OCI]ORA-01455: converting
column overflows integer datatype.
Does anyone got this
Hi,
Am using New Atlanta's ServletExec 2.1 ( Demo ) as my servlet engine with
IIS 4.0. Am having some problem doing SSI. Here it goes.
I had my time.shtml file in my webserver root and had my servlet
M2TimeServer in my servlets folder. here is the code from the time.shtml ...
...
Hi Jagan,
suprise to receiev a mail from you. I n fact i was looking for more info so
that I can insist my team memebers to use servlets instead of cgi-bin. Any
good to know that you are also in the mailing list.
Do you konw how to create servlet callback ( calling the applets when needed
from
To avoid the form's submition you need validate the date using de event
onSubmit in FORM tag and return false whem de date is wrong.
[ ]'s
Luciano da Silva Coelho
e-Sec Tecnologia em Seguranca de Dados.
-Mensagem original-
De: Meng, Dong J (CAP, CDI) [EMAIL PROTECTED]
Para: [EMAIL
"Subrahmanyam A.V.B." wrote:
Harish,
I tried using the HttpSessionBindingListener. I put an object into the
session which implements the HttpSessionBindingListener, the method
value Bound is executed. Now the method valueUnbound will be executed
when i use the removeValue method and
You need to use the correct JDBC getdatatype method that matches the
datatype of the columns that are returned in your query. If you are
returning an int, a varchar2 and a date you would have to use something
like rs.getInt(1),rs.getString(2),rs.getDate(3) etc. You can use the
JDBC meta data to
Geoff Soutter wrote:
Craig R. McClanahan wrote:
This would be just as fertile a ground for viruses as the Microsoft Office
macros that allowed Melissa and all of its clones. Removing the ability to
list
all the active sessions protects you from this, even in third party code.
Craig,
Greetings!
The final release of ServletExec 2.2 is now available for download:
http://www.newatlanta.com/downloads.html
ServletExec 2.2 adds support for JavaServer Pages (JSP) 1.0 and the
Microsoft VM in a high-performance in-process configuration.
ServletExec allows you to run servlets
Craig R. McClanahan wrote:
Geoff Soutter wrote:
Craig R. McClanahan wrote:
This would be just as fertile a ground for viruses as the Microsoft
Office
macros that allowed Melissa and all of its clones. Removing the ability
to
list
all the active sessions protects you from this, even in third
Hey Guys / Gals.. I've tried searching
through the online archives, java.apache.org's
FAQs, and javasoft.com and althrough I did
find postings on the same subject, I
didn't find anything that was able to help me.
I'm running Apache on Linux w/ their
Jserv. This afternoon I tried upgrading my
Geoff Soutter wrote:
Craig R. McClanahan wrote:
Geoff Soutter wrote:
Craig R. McClanahan wrote:
This would be just as fertile a ground for viruses as the Microsoft
Office
macros that allowed Melissa and all of its clones. Removing the ability
to
list
all the active sessions
There is also a getObject method which can be used which will work in all
cases:
rs.getObject(i).toString();
Jeff
-Original Message-
From: Todd Costella [mailto:[EMAIL PROTECTED]]
Sent: Thursday, September 30, 1999 4:43 PM
To: [EMAIL PROTECTED]
Subject: Re: JDBC
You need to use the
Please ask can I set up "Apache and JServer" in Win98 ? My goal is do a test
in my development platform , no other. I downloaded Apache, and installed,
but can not run, the error message : "D:\APACHE\APACHE.EXE: cannot determine
local host name.
Use the ServerName directive to set it manually.",
What happens to a servlet if a method is called from within the servlet code
and that method "hangs up" and doesn't return properly. How long will the
servlet wait? Or will it just die and wait to be refresh or recalled?
Duke
Hi
Whatever u are trying to do is "client pull", u can do "server
push"too(similar mech. with server serving the data over a period of time).
either refer to Jason Hunter's book or sometime back there were same kind of
questions in the list , check up the archives.
regds,
-pradeep
-Original
"Amit Bhatnagar(CTS)" wrote:
Both the applets are not able to find each other although both
are in same page. I think it might be due to different VM's :: one of
Java Plug-in other of Browser.
That is correct. They cannot talk.
Alfonso.
--
http://light010.tripod.com/
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Without trying to get into a flame war about it (I'm not interested ... the
following is just my personal preference), that's basically the
philosophical
difference between a "trust model" and a "sandbox model" of security.
I, too, am not interested in flame wars...
A sandbox model is more
I am trying to have my servlet have the behavior of
the ASP command
Response.redirect "http//www.myURL.com".
How can I tell my doGet or doPost routine to redirect
the user to another page immediately?
Thanks
-Martin
=
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Do You Yahoo!?
Anupam,
This problem of out of environment space is due to not enough memory
available to run your particular process.
so, have single dos_prompt and make changes there only save and then you
can make copy of your dosprompt to which ever directory you want, try this
because, even i
"Craig R. McClanahan" wrote:
Ideally, there should be a means of registering a listener with the
HttpSession to address this problem.
Although it doesn't conform to the usual JavaBeans naming patterns (I guess
because of historical precendent), isn't that what
pradeep wrote:
Whatever u are trying to do is "client pull", u can do "server
push"too(similar mech. with server serving the data over a period of time).
either refer to Jason Hunter's book or sometime back there were same kind of
questions in the list , check up the archives.
regds,
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How to get Image from Database thro JDBC.
Database = Oracle 8
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