I was reading in the Hibernate forums that when you have a WebApp DAO
Hibernate DB design, and you open/close each Hibernate session at
every single DAO method call (what I do now) its actually quite
expensive,
This is fairly expensive, but not that much. The *SessionFactory* is
expensive,
Carl,
Thank you for the corrects, yes after you point it out it seems I did
read something very incorrectly. I appreciate you suggestion at the
bottom of the message, I will look into this.
Best,
Riyad
Carl-Eric Menzel wrote:
I was reading in the Hibernate forums that when you have a WebApp
Thanks Bill,
I guess, i would be customising the request processor as u mentioned.
this wud be one of the easy ways...of filtering.
1.As all action ie- *.do s pass through the request processor so i will keep
an authorisation check.
2. I can use hashmaps and session too.
Thanks. have a great
Great, thanks
Nico.
Here's how I do it:
(This demonstrates both static and dynamic values for use with the
html:link)
...
...
jsp:useBean id=myLinkParams class=java.util.HashMap/
c:set target=${myLinkParams} property=id value=${dto.id}/
c:set target=${myLinkParams} property=type
Hi,
On hibernate website, there's an example that associates
A session to a threadlocal. You can safely use that pattern (it's one
Of hibernate patterns)...
You could have a DAOFactory (plugin) which instantiates the
SessionFactory,
And each DAO will get its own session associated with its
Hi,
I have problem with parameter tilesUtilImplClassname defined in
struts-config (tiles plug-in definition).
I thought that tag tiles:insert/ uses this feature but it isn't.
I found in source code that org.apache.struts.taglib.tiles.InsertTag has
that implementation:
protected void
Hi, Shoaib
In getter method of arrayList you must check whether index is within bounds or not.
if not then you have to add new object (blank) to arrayList,if possible i will send
send utility class for this.
Nikhil.
[EMAIL PROTECTED] wrote:
Hi Nikhil,
thanks a lot for your help.But we have
Hi,
I would like to know if it's possible to indicate a validation of
type date indicating as a dattePatern/datePatternStrict a key from
an application resource message file. I mean, instead of:
field property=fechaCierre depends=date
arg0 key=field.mantdimensionescg.fechaCierre /
arg1 name=date
Hidden form variables.
Dennis
Kunal H. Parikh
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06/07/2004 10:08 PM
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Subject
Single ActionForm accross
multiple Actions
Hi All!
I want to
Hi:
I have a form that may contain one or more rows. Each row has a
passenger data. All the passengers in the form consists in a
reservation:
Number Title NameExtraSeat
CabinBaggage
1 Mr Carlos Gardel Yes(1) No(1)
2 Mr
Is it possible to forward to a page(html/jsp)
from the Action Class without declaring that forward in the struts-config.xml?
Brati Sankar Ghosh
Tata Consultancy Services
Mailto: [EMAIL PROTECTED]
Website: http://www.tcs.comDISCLAIMER: The information contained in this message is intended only
Yes.
return new ActionForward(path);
robert
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Tuesday, June 08, 2004 7:17 AM
To: Struts Users Mailing List
Cc: Struts Users Mailing List
Subject: Action Forward
Is it possible to forward to a
You should read section 4.1.1 of the
Tiles Advanced Features (link at bottom
of the page of the struts site, section
on the Tiles User Guide) which gives
examples like so:
tiles:definition id=definitionName page=/layouts/myLayout.jsp
tiles:put name=title value=Page Title /
...
How does
Dear Global Struts Users
I am writing to you all in order to report that we had a sucessful
first meeting in London, last night.
Monday 7th June 2004 19:15 GMT @ Waxy O'Connor (Irish Pub)
in central London, the West End.
The following person were in attendance:
Peter
I do not hink its possible.
U will have to make an entry in struts config .xml.
Something like this...if ur doing a simple forward. w/o any action class.
regds
shilpa
for ex -
action forward=/WEB-INF/package/pac_log.jsp path=/pac_log /
-Original Message-
From: [EMAIL
At 6:06 AM +0200 6/8/04, Uwe Voigt wrote:
This adds default resizing of array or java.util.List properties
Btw. I don't know why ClassCastException is catched if the type is
explicitly checked using instanceof
Can you please attach this to a bugzilla ticket?
http://issues.apache.org/bugzilla
It
This is more or less what a session-scope ActionForm is for. As long as the
ActionForm class contains all the properties and methods for all the screen
it will service, just putting it in session I think is your best bet. As
someone else said, hidden form fields are your other choice.
Cool, I didn't know that. Ignore my solutions Brati! (I suggested manually
doing a forward via RequestDispatcher and returning null from the Action...
I believe that would work as well, but certainly this is much better).
Frank
From: Robert Taylor [EMAIL PROTECTED]
Reply-To: Struts Users
I have my default struts-config.xml and another struts-admin.xml module;
Depending on the users credentials they might see a link to take them to the
admin module. Anyway, from an Action which is being called from the admin
module (would it be fair to call it a context, how separate is it _ ) I
HI All,
I have an action form with two beans as member vairables. When the form
is being ceated calls are made to the getter methods of the two beans in
the form. What is making the calls to the getter methods? I can't see
anything in the RequestUtils class that indicates a call is being made
to
Marco,
I believe that is what I am using now (it seems to be quite popular) but
I don't quite understand the reasoning behind the ThreadLocal approach
(I've actually never used 'ThreadLocal')... can you shed some light on
this? What the mapping between Hibernate Sessions and Users (or Threads)
Thanks Shilpa and Frank,
I know about the part of adding it to
struts-config.xml. but the case is I am receiving the path of a screen
at runtime. so I cannot put it in struts-config.xml.
Brati Sankar Ghosh
Tata Consultancy Services
Mailto: [EMAIL PROTECTED]
Website: http://www.tcs.com
Can anyone see how to get access to the current ServletContext object from
within an Action? I might be missing something obvious, but I don't see a
way to do it. Specifically I need to get the real filesystem path to my
WEB-INF folder... I have code that does this already, but it requires
request.getSession().getServletContext();
Frank Zammetti
[EMAIL PROTECTED]
06/08/2004 10:36 AM
Please respond to
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Subject
ServletContext in Action
Can anyone see how to get access to the current
Hey,
Is there an easy way for struts to interact with .NET and web services? Our
current system is developed using struts but now there is a requirement to
interact with a web service application which is designed using C Sharp and
.NET. The problem is how to interact between the two as I do
Ah! I knew it would be an obvious answer I didn't see. Thank you!
Frank
From: [EMAIL PROTECTED]
Reply-To: Struts Users Mailing List [EMAIL PROTECTED]
To: Struts Users Mailing List [EMAIL PROTECTED]
Subject: Re: ServletContext in Action
Date: Tue, 8 Jun 2004 10:39:20 -0400
There's also getServlet().getServletContext() in case you don't want to go
through the HttpSession object.
--- Frank Zammetti [EMAIL PROTECTED] wrote:
Ah! I knew it would be an obvious answer I didn't see. Thank you!
Frank
From: [EMAIL PROTECTED]
Reply-To: Struts Users Mailing List
Dears,
I use struts 1.1, and I use client side validation. I just want to set
the stop on first error to true, as I don't want alerts to be that big
to the user and I want them to appear one after one.
I configured it as following, but it is still don't work !!!
plug-in
Use Axis... it will generate all the code that you
need to connect to the .net web service, just get the
wsdl from .net and use Axis to generate the code and
use it.
Varun
--- Ciaran Hanley [EMAIL PROTECTED] wrote:
Hey,
Is there an easy way for struts to interact with
.NET and web
Hi,
I m no expert in hibernate :-( , I got suggestions
From list and hibernate docs...
If u check hibernate reference, it mentions somewhere why
They suggest using ThreadLocal.
If I remember correctly they say that proper use is to use
One session (hibernate session) per request.. then I
What is getServlet() a method of though? I didn't see it in Action, but I
could have missed it.
I've done as was suggested via Session, works fine. I would in fact prefer
to not go through session if possible though...
Frank
From: Hubert Rabago [EMAIL PROTECTED]
Reply-To: Struts Users
Ciaran
read this article
http://www.javaworld.com/javaworld/jw-06-2002/jw-0628-j2eevsnet.html
-Martin
- Original Message -
From: Ciaran Hanley [EMAIL PROTECTED]
To: Struts User Mailing List [EMAIL PROTECTED]
Sent: Tuesday, June 08, 2004 10:38 AM
Subject: Interaction with .NET web service
It is in fact a method of Action. It's both in 1.1 and 1.2.0.
Hubert
--- Frank Zammetti [EMAIL PROTECTED] wrote:
What is getServlet() a method of though? I didn't see it in Action, but I
could have missed it.
I've done as was suggested via Session, works fine. I would in fact prefer
Sorry, answered my own question... I didn't see that method defined in
Action. Thanks, I'll use this instead!
Frank
From: Hubert Rabago [EMAIL PROTECTED]
Reply-To: Struts Users Mailing List [EMAIL PROTECTED]
To: Struts Users Mailing List [EMAIL PROTECTED]
Subject: Re: ServletContext in Action
Here's a good one...
Assume I have a plug-in to initialize my webapp... Assume further that the
URL used to access my webapp is:
http://localhost:8181/toa/
What I need to be able to do is, from my plug-in, get that URL exactly as
you see above. Further, it should reflect whatever the URL is,
Title: Logic:iterate
Hi,
I am setting a bean from my action class, this bean class has one hashmap object, and in jsp I want to print Hashmap key and values both.
Can you please suggest how to do that?
Regards
Naresh
Frank,
You can also use the following, if you want:
this.servlet.getServletContext();
Thanks,
Venkat
-Original Message-
From: Frank Zammetti [mailto:[EMAIL PROTECTED]
Sent: Tuesday, June 08, 2004 7:37 AM
To: [EMAIL PROTECTED]
Subject: ServletContext in Action
Can anyone see how to
I wound up using servlet.getServletContext(). Seemed like the least verbose
code that worked.
Incidentally, although it was in another thread, it was related, my question
about getting the URL in a plug-in. I wasn't able to find a way to do it,
but I did find that I only actually had two
can any onetell me what does java:comp/env
mean in following ???
envCtx = (Context) initCtx.lookup(java:comp/env);
Birendar Singh Waldiya
Tata Consultancy Services
Mailto: [EMAIL PROTECTED]
Website: http://www.tcs.comDISCLAIMER: The information contained in this message is intended only
From: James Mitchell [EMAIL PROTECTED]
To: Struts Users Mailing List
[EMAIL PROTECTED]
Subject: Re: html:link and map of request parameters
Date: Mon, 7 Jun 2004 12:23:33 -0400
Here's how I do it:
(This demonstrates both static and dynamic values
for use with the
html:link)
...
This is not really a Struts question and as such the subject should be
prepended with [OT].
That being said, that particular line of code is retrieving the /env
context.
The javadocs are pretty good at explaining what a Context is and how it is
used.
java:comp/env is the namespace that a J2EE container uses to tie logical
names to the various components being managed by the container.
The J2EE defines a naming policy for application components. This namespace
is rooted with java:comp
comp is a sub-tree for component related bindings.
I have an web application on which the manager can view his manage tree and select his
employee for transactions (such as Perfromance Rating, putting on Leave of absence).
Definitely it is very vital in this case to keep the security or make sure one data
for one employee is submitted not for
Riyad Kalla wrote:
I believe that is what I am using now (it seems to be quite popular) but
I don't quite understand the reasoning behind the ThreadLocal approach
(I've actually never used 'ThreadLocal')... can you shed some light on
this? What the mapping between Hibernate Sessions and Users
Found. Use JSTL, c:import url=myaction.do /
Da:Lesaint Sébastien [EMAIL PROTECTED]
Data: Mon, 7 Jun 2004 17:07:21 +0200
A: Struts Users Mailing List [EMAIL PROTECTED]
Oggetto: RE: include action into jsp page
Hi,
I had the same problem. I solved it by using Tiles definitions.
To really do security properly, you really should externalize it using a
product like Netegrity's SiteMinder. That would be my first suggestion, but
there is considerable cost in something like that, so it's not right for
everyone or every situation.
So, you can do some more minor things
I believe the base requirement for Struts 1.1 is JDK 1.2 or later. Since
LinkedHashMap was introduced in JDK 1.4, it really can't be used in the Struts
codebase. I suppose org.apache.commons.collections.SequencedHashMap could be
used in its place. However, the problem is really more general than
Question:
I am trying to put two parameters into the request, but with this code, only
the second parameter, offer, gets into the request.
html:link href=/ActionPath.do
paramName=Bean
paramProperty=studentName
paramId=student
paramProperty=offerID
Hi Daniel,
from struts-doc at http://jakarta.apache.org/struts/userGuide/struts-html.html#link
Normally, the hyperlink you specify with one of the attributes described in the
previous paragraph will be left unchanged (other than URL rewriting if necessary).
However, there are two ways you can
One comment. Make sure your ActionServlet intercepts all URL patterns so
any HTTP request need to get session validated first.
Yuanbo
-Original Message-
From: Frank Zammetti [mailto:[EMAIL PROTECTED]
Sent: Tuesday, June 08, 2004 3:34 PM
To: [EMAIL PROTECTED]
Subject: RE: design security
Our app server only supports J2EE1.2. Does struts1.1 have any requirement that
we need use what level of J2ee? (e.g.: do struts framework jars use any New
features from Servlet 2.3 or JSP1.2 or above?)
I searched a few websites and asked a few more experienced friends but didn't
find a sure
My answer is nothing theoretical but is practical:
We are using Struts 1.1 with J2EE 1.2 ( servlet 2.2 and JSP 1.1), they are running
just fine.
-Original Message-
From: Yulin Zhao [mailto:[EMAIL PROTECTED]
Sent: Tuesday, June 08, 2004 4:35 PM
To: Struts Users Mailing List
Subject:
Looking for a way to reload ApplicationResources on the fly, WITHOUT
restarting the webapp.
I've been search for a while now and came up empty handed...
Simple, yet so hard. The only thing I found is the following piece of
code which I cannot get to work.
Field field1 =
We have several Struts 1.1 web applications running on J2EE 1.2 supported
app server for
about 10 months now.
We are not using JSTL either.
We are using Struts html/bean/logic/tiles tags.
Reddy Pingili
-Original Message-
From: Yulin Zhao [SMTP:[EMAIL PROTECTED]
Sent: Tuesday, June
Excellent point, thanks for adding it!
Frank
From: Wang, Yuanbo [EMAIL PROTECTED]
Reply-To: Struts Users Mailing List [EMAIL PROTECTED]
To: Struts Users Mailing List [EMAIL PROTECTED]
Subject: RE: design security issue
Date: Tue, 8 Jun 2004 15:32:16 -0500
One comment. Make sure your ActionServlet
Thank you Frank and Yuanbo, for the points. Our application is set up in SSL and
password encryption. I guess my question is pretty
detail oriented. See I want a design solution so that if the person coming to a page
without visiting
previous page, I want to display the error page. Also since
Well, you could do something as simple as setting a session attribute every
time an Action is called that stores what page was accessed, but before
doing that you check what value is there already and if it's not the
previous page, or whatever page might be valid before the one your
Hi, Zhang, Larry:
Do you know how to prevent user view previous page after he logon to
other website. For example, if you try to leave online banking websites,
they will auto log you out first. And even you press the back button,
you still cannot view pervious page. Any suggestion of doing it in
Date: Tue, 8 Jun 2004 15:42:58 -0400
From: Kris Schneider [EMAIL PROTECTED]
To: Struts Users Mailing List
[EMAIL PROTECTED]
Subject: Re: html:link and map of request parameters
I believe the base requirement for Struts 1.1 is JDK
1.2 or later. Since
LinkedHashMap was introduced in JDK
You can set the scope attribute of your action mappings to session, then you
don't have to do the code you have below. The form instance that is passed
into execute() will either be what was in session, or a newly created one.
I'm not sure about the answer to the second part of your question,
I am doing this from memory but I think it is right ...
Let' suppose that the HashMap is exposed on the bean by the method
Map getFooMap() {...}
then you can use on your JSP:
logic:iterate id=entry name=bean property=fooMap
Key:bean:write name=entry property=key/br /
Value:bean:write name=entry
Any Expresso users out there?
Id be interested in hearing your comments and evaluation of this framework.
It uses Struts as the basis for the presentation layer, Id be especially
interested to know if it maintains Struts flexibility of allowing you to use
any (ie: not JSP) view rendering
Ah, well heres the answer to the second part of my question! :-)
snip
src=http://www.jcorporate.com/econtent/Content.do?state=templatetemplate=2
resource=636db=default
For the Model, Expresso can interact with any standard data access
technology, including Enterprise Java Beans, JDBC, and JNDI.
I have fished developing the application using Struts and Tomcat 5.0.16
as server.
We used the Connection Pooling provided by Struts (DBCP)
After the development we have realized that somewhere in the application
the connection is not
getting closed. Due to this the application is getting hang
This may seem to simplistic, but you could do a search for whichever
method you call to open a connection and then do a search for
connection.close() (or whatever you named the variable) and see if the
numbers add up... if they don't, this might help you narrow down which
file the two aren't
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