o: "Struts Users Mailing List"
Sent: Tuesday, May 22, 2007 6:39 AM
Subject: Re: [OT] Connection Pooling
Thanks for helping.
Sure, here are all my settings.
I use MySQL 5.0.37, Tomcat 5.5.17 and Windows XP SP2 and MySQL Connector/J
5.0.5.
The name of the database that I'd like to con
url
jdbc:mysql://localhost:3306
-END OF CONTEXT.XML
I have a java class, that (presumably) creates (or returns...?) my connection
pool:
- DBTEST.JAVA
package db_helpers;
import javax.naming.*;
import javax.sql.*;
import java.sq
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Balazs,
Balazs Michnay wrote:
> I still cannot estabilish database connection using connection pooling.
> I think I made all the settings I need, but still nothing...
> 1) I have a tag in my server.xml
Can you show us the connection set
Hi there,
This post might not be struts-related, but I read so many posts on this issue,
that I thought I might ask...
Having read all the posts, I still cannot estabilish database connection using
connection pooling.
I think I made all the settings I need, but still nothing...
1) I have a tag
No Class Definition Found Error, where the class is
org.apache.commons.pool.impl.GenericObjectPool, you are probably missing
commons pool,
http://jakarta.apache.org/commons/pool/
musachy
On 5/8/07, Shshir <[EMAIL PROTECTED]> wrote:
org.apache.catalina.core.StandardContext loadOnStartup
SEVER
org.apache.catalina.core.StandardContext loadOnStartup
SEVERE: Servlet /registration threw load() exception
java.lang.NoClassDefFoundError:
org/apache/commons/pool/impl/GenericObjectPool
-
To unsubscribe, e-mail: [EMAIL PROTECT
s jar file to my projec's lib directory and I copied
taglibs-dbtags.tld to WEB-INF
2) These lines were added to web.xml:
DB Connection
jdbc/SZTGKR
javax.sql.DataSource
Container
/WEB-INF/dbtags.tld
/WEB-INF/taglibs-dbtag
This is one of the problem using connection pooling.
This page explains it and offers a solution:
http://tomcat.apache.org/tomcat-5.0-doc/jndi-datasource-examples-howto.html
I hope it helps.
Balazs Michnay wrote:
Dear Struts users,
Finally I managed to get DB-handling working, but I&#
d I copied
taglibs-dbtags.tld to WEB-INF
2) These lines were added to web.xml:
DB Connection
jdbc/SZTGKR
javax.sql.DataSource
Container
/WEB-INF/dbtags.tld
/WEB-INF/taglibs-dbtags.tld
3) And I used the connection i
That fixed it. It's working now. Thanks Kalra.
--- "Kalra, Ashwani" <[EMAIL PROTECTED]> wrote:
>
> No. Closing the Initial context will close the connection(not
> database)
> to the naming service from which you look up the datasource.
> When you call ds
No. Closing the Initial context will close the connection(not database)
to the naming service from which you look up the datasource.
When you call ds.getConnection(), you actually get a proxy class which
delegates your calls to actual vendor specific connection. When you call
close on this, an
I thought that closing the connection was unnecessary when using a
connection pool. I was under the impression that one would just close
the context, which would return the connectin to the connection pool.
Is this not the case?
--- "Kalra, Ashwani" <[EMAIL PROTECTED]> wr
Where are you closing the connection?
-Original Message-
From: Mon Cab [mailto:[EMAIL PROTECTED]
Sent: Thursday, March 01, 2007 12:23 PM
To: Struts User Group
Subject: Connection, pool exhausted error
I am getting a connection, pool exhausted error, in the action class
below.
The
I am getting a connection, pool exhausted error, in the action class
below.
The error happens exactly after the hundredth connection, even though I
have
closed all my statements, result sets and contexts. (I know that one
would not normally do db access in an Action class, however, I&#
Jimmy Emmanual wrote:
1. Bind datasource to a file system context
try {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.sun.jndi.fscontext.RefFSContextFactory");
env.put(Context.PROVIDER_URL, "file:/C:/temp/jndi");
Problem with that is, if
ble env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY,
"com.sun.jndi.fscontext.RefFSContextFactory");
env.put(Context.PROVIDER_URL, "file:/C:/temp/jndi");
// create the context
context = new InitialContext(env);
// call method to
Caroline Jen wrote:
Context ctx = new InitialContect();
DataSource ds =
(DataSource)ctx.lookup("java:com/env/jdbc/DBName");
Connection con = ds.getConnection();
Right, but that's assuming it's already bound, which is the hard part,
and unless he's running it
temp temp wrote:
My java standalone application wants connection to database with lookup to datasource name which is configured in the oc4j app server.
Please guide me with some ideas to achieve this.
You need to bind it yourself, to some provider. I use the DBCP provided
with Tomcat
Context ctx = new InitialContect();
DataSource ds =
(DataSource)ctx.lookup("java:com/env/jdbc/DBName");
Connection con = ds.getConnection();
--- Scott Van Wart <[EMAIL PROTECTED]> wrote:
> temp temp wrote:
> > My java standalone application wants connection to
&
My java standalone application wants connection to database with lookup to
datasource name which is configured in the oc4j app server.
Please guide me with some ideas to achieve this.
-
Do you Yahoo!?
Everyone is
Rauf Khan ha scritto:
java.lang.NoClassDefFoundError:
org/apache/commons/pool/impl/GenericObjectPool
You need Jakarta Commons Pool:
http://jakarta.apache.org/commons/pool/
Anyway notice that Struts DataSource support has been removed since 1.2
version (correct me if I am wrong), so you probab
Hi,
Iam trying to connect to oracle database through struts database
connection pool, also i have placed commons-dbcp.1.2.1.jar in web-inf/lib
folder.
It is throwing the following error:
java.lang.NoClassDefFoundError: org/apache/commons/pool/impl/GenericObjectPool
Hi Craig,
I'm very glad to recieve an e-mail from you. I keep following your
interviews in www.theserverside.com . Well I didn't know that Struts
DataSource concept has been deprecated. I've been using Weblogic from so
many years and it's very easy to configure datasources and
On 4/2/06, Tarun Reddy <[EMAIL PROTECTED]> wrote:
>
> Could you please try not to configure your data source in Tomcat? Instead
> try to configure your datasource only in struts-config.xml file as I've
> mentioned. It should work. Please get rid of the JNDI lookup code from the
> JSP and use the ge
Tarun Reddy" <[EMAIL PROTECTED]>
To: "Struts Users Mailing List"
Sent: Sunday, April 02, 2006 10:47 AM
Subject: Re: How to configure Struts connection pool
> Could you please try not to configure your data source in Tomcat? Instead
> try to configure your datasource o
t worry about all the naming lookups. That method will take
> > care of retrieving DataSource object . Even if you want to keep the
> "key"
> > attribute, then try using this,
> > DataSource db= getDataSource(request,key);
> >
> > This should work for y
t . Even if you want to keep the "key"
> attribute, then try using this,
> DataSource db= getDataSource(request,key);
>
> This should work for you. Let me know if you still face any issues.
>
> Thanks,
> Tarun.
>
>
> On 4/1/06, red phoenix <[EMAIL PRO
arun.
On 4/1/06, red phoenix <[EMAIL PROTECTED]> wrote:
>
> I use struts-1.2.9,and want to configure a connection pool,so I configure
> struts-config.xml file
>
>
>
>
>
>
>
>
>
>
>
>
> Then I use this configure in a jsp file,
I configure a connection pool in Tomcat5.5.12,like follows:
Then I call this connection pool in a JSP file,the JSP file is follows:
<[EMAIL PROTECTED] <%@<[EMAIL PROTECTED]> import="java.sql.*"%>
<[EMAIL PROTECTED] import="javax.sql.DataSo
I use struts-1.2.9,and want to configure a connection pool,so I configure
struts-config.xml file
Then I use this configure in a jsp file,like follows:
<[EMAIL PROTECTED] import="java.sql.*"%>
<[EMAIL PROTECTED] import="javax.sql.DataSou
d destroy is called twice if you navigate back to the same page
> (postback).
>
> http://issues.apache.org/bugzilla/show_bug.cgi?id=38000
>
> It doesn't sound like that is what is going in your case. I would look at
> using the JNDI connection pooling over this method
.cgi?id=38000
It doesn't sound like that is what is going in your case. I would look at
using the JNDI connection pooling over this method if you want to use the jdbc
api directly.
Gary
> -Original Message-
> From: James Reynolds [mailto:[EMAIL PROTECTED]
> Sent: Wed
g-
Fra: Yee, Richard K CTR DMDC [mailto:[EMAIL PROTECTED]
Sendt: 29. mars 2006 22:34
Til: 'Struts Users Mailing List'
Emne: RE: [Shale] When to create a database Connection?
Check out iBATIS. You can use the DaoManager for a very lightweight
framework. It will handle getting and cl
Yee, Richard K CTR DMDC wrote:
> [...]
Hey...
We might need a cruise missile or two; what do you think?
Dave
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From: James Reynolds [mailto:[EMAIL PROTECTED]
Sent: Wednesday, March 29, 2006 11:16 AM
To: Struts Users Mailing List; [EMAIL PROTECTED]
Subject: RE: [Shale] When to create a database Connection?
Hi Hermod,
Here's my reason I'm under pressure to get this project complete so
I'
ld be able to grasp this, at least at a basic level fairly
quick.
Hermod
-Opprinnelig melding-
Fra: James Reynolds [mailto:[EMAIL PROTECTED]
Sendt: 29. mars 2006 21:16
Til: Struts Users Mailing List; [EMAIL PROTECTED]
Emne: RE: [Shale] When to create a database Connection?
Hi Hermod,
H
.
Maybe my assumption is invalid, how challenging are these technologies
for new comers?
Thanks
-Original Message-
From: Hermod Opstvedt [mailto:[EMAIL PROTECTED]
Sent: Wednesday, March 29, 2006 11:45 AM
To: 'Struts Users Mailing List'
Subject: SV: [Shale] When to create a databas
-Opprinnelig melding-
Fra: James Reynolds [mailto:[EMAIL PROTECTED]
Sendt: 29. mars 2006 19:33
Til: Struts Users Mailing List
Emne: [Shale] When to create a database Connection?
I'm getting a null pointer error in my backing bean. My grand plan was
to create a Connection in the init() m
Never mind, I mis-spelled the bean name in the Faces-Config. Oh the
shame :(
-Original Message-
From: James Reynolds [mailto:[EMAIL PROTECTED]
Sent: Wednesday, March 29, 2006 10:33 AM
To: Struts Users Mailing List
Subject: [Shale] When to create a database Connection?
I'm gett
I'm getting a null pointer error in my backing bean. My grand plan was
to create a Connection in the init() method extended from the
AbstractViewController, so it can be used by any number of methods and
getters in my bean, and then close it in destroy().
In this simple case, the only
ception.
Moral of he story is check DOCTYPE in your xml file and match it with
corresponding DTD in struts.jar file.
Hope it helps..
Sunil
<[EMAIL PROTECTED]>
03/17/2006 09:07 PM
Please respond to
"Struts Users Mailing List"
To
cc
Subject
RE: Developing and running Strut
Sounds like Gurpreet.S.Dhanoa is decribing the same shotgun apporach
that I was saying I used (making local copies of referenced files),
which I've always been sure was suboptimal but it got me out of trouble.
(ie: it "works")
I'll try to take in the comments given of how to fix it optimally for
ne
tml"%>
JSP for HelloForm form
name :
password :
_
From: Joe Germuska [mailto:[EMAIL PROTECTED]
Sent: Friday, March 17, 2006 9:52 AM
To: Dhanoa, Gurpreet S.; user@struts.apache.org
Subject: RE: Developing and running Struts on Tomcat without an Internet
Connection
March 16, 2006 9:28 PM
To: Struts Users Mailing List
Subject: Developing and running Struts on Tomcat without an Internet
Connection
I know this is supposed to work, but I'm getting an error starting up my
Struts 1.2.8 application on Tomcat 5.5.15 when I unplug my computer from
the Internet.
ect: Developing and running Struts on Tomcat without an Internet
Connection
I know this is supposed to work, but I'm getting an error starting up my
Struts 1.2.8 application on Tomcat 5.5.15 when I unplug my computer from
the Internet.
The stack trace is:
java.net.UnknownHostException: jakarta.ap
At 1:34 PM +1000 3/17/06, Hey Nony Moose wrote:
Richard Yee wrote:
I know this is supposed to work, but I'm getting an error starting up
my Struts 1.2.8 application on Tomcat 5.5.15 when I unplug my computer
from the Internet.
The stack trace is:
java.net.UnknownHostException: jakarta.apa
Try replacing your jar file. This is a long shot, but when I had
these before I think the jar got corrupted. It's probably looking
for the DTD on the internet because it can find them on your computer.
You can always put the DTD's in the WEB-INF root, but you shouldn't
since Tomcat 5 should find th
Richard Yee wrote:
> I know this is supposed to work, but I'm getting an error starting up
> my Struts 1.2.8 application on Tomcat 5.5.15 when I unplug my computer
> from the Internet.
> The stack trace is:
>
> java.net.UnknownHostException: jakarta.apache.org
when i get these in this scenario i
I know this is supposed to work, but I'm getting an error starting up my
Struts 1.2.8 application on Tomcat 5.5.15 when I unplug my computer from
the Internet.
The stack trace is:
java.net.UnknownHostException: jakarta.apache.org
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:1
HaaThanks for all reply. It seems google is every thing.
-Original Message-
From: Dave Newton [mailto:[EMAIL PROTECTED]
Sent: 14 March 2006 14:24
To: Struts Users Mailing List
Subject: Re: what's wrong?? ---Connection with MySQL database
Zheng Wen Zhe wrote:
> Why I
Dave Newton ha scritto:
Total time spent (not including typing this email): about 1 minute, 45
seconds.
Time spent typing the email: 2 minutes.
Time you'll wait to read a response on the newsgroup: 5-15 minutes.
Ability to debug your own app: priceless.
There are things that you cannot buy, f
Zheng Wen Zhe wrote:
> Why I got this error when initialize web server
>
Well, let's take a look:
> ERROR <14-Mar-2006 13:52:17> Initializing application data source userDB
>
> org.apache.commons.dbcp.SQLNestedException: Cannot create JDBC driver of
> class '' for connect URL 'jdbc:mysql:
did you include the mysql jdbc jar in your classpath?
On 3/14/06, Zheng Wen Zhe <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> Why I got this error when initialize web server
>
>
>
> ERROR <14-Mar-2006 13:52:17> Initializing application data source userDB
>
> org.apache.commons.dbcp.SQLNestedException
I use Tomcat and I've only ever created datasources in web.xml. Have u tried
that?
Zheng Wen Zhe <[EMAIL PROTECTED]> wrote: Hi,
Why I got this error when initialize web server
ERROR <14-Mar-2006 13:52:17> Initializing application data source userDB
org.apache.commons.dbcp.SQLNestedExc
Hi,
Why I got this error when initialize web server
ERROR <14-Mar-2006 13:52:17> Initializing application data source userDB
org.apache.commons.dbcp.SQLNestedException: Cannot create JDBC driver of
class '' for connect URL 'jdbc:mysql://localhost:3306/struts'
Hi dear
there is no need to specify in any where
start MySql
step 1
just paste *.jar file in lib directory.
step 2
specify all elements(driverClass ,url ,no of connection , user id, password)
and full path of database in struts-config.xml .
Now you can connect in Action Classes directely by
I am beginner for struts.now I have developed one simple
application using Struts 1.24 with Mysql 4.1.I have created all the tables
successfully.and Program is also correct.And I have copied the "
mm.mysql-2.0.6.jar" into lib Folder.But it Shows some database exceptions.
Is
Ashok kumar wrote:
> I am beginner for struts.now I have developed one simple
> application using Struts 1.24 with Mysql 4.1.I have created all the tables
> successfully.and Program is also correct.And I have copied the "
> mm.mysql-2.0.6.jar" into lib Folder.But it Shows some database ex
user@struts.apache.org
sub: Regarding Struts- Mysql Connection.
Hi everyone,
I am beginner for struts.now I have developed one simple
application using Struts 1.24 with Mysql 4.1.I have created all the tables
successfully.and Program is also correct.And I have copied the "
mm.
ject : Re: Problem with Connection Pool in Action-Classes
> starki78 wrote:
> > It seems that the action is not absolutely thread safe.
> > Can this be?
> >
> Actions should never* have instance variables. You should not have a
> connection stored as an instance varia
starki78 wrote:
> It seems that the action is not absolutely thread safe.
> Can this be?
>
Actions should never* have instance variables. You should not have a
connection stored as an instance variable; it should be retrieved within
a method to a method-local variable. If this is wha
Hi,
we have a connection-member variable
in our super-action that is opened
and closed there by the connection-pool.
(it's always clossed within the finally block)
Now then we call the sub-classes very
often in a short period it seems
the connection isn't been given back!!!
It seem
To start with I want to keep in session,
Once functionality is tested ! I want to make it better by writing BaseDAO
to get connection from DB /Q
Dave Newton <[EMAIL PROTECTED]>
01/31/2006 11:27 AM
Please respond to "Struts Users Mailing List"
To: Struts Us
[EMAIL PROTECTED] wrote:
> Hi!
> In our app we need to communicate to our application server using
> DB connection and Sonic MQ.
> As per one of earlier suggestion I am trying to write Plug-In for
> creating DB and Q connection and keep for the session life.
&
http://wiki.apache.org/struts/StrutsPlugins
Niall
- Original Message -
From: <[EMAIL PROTECTED]>
Sent: Tuesday, January 31, 2006 4:22 PM
> Hi!
> In our app we need to communicate to our application server using
> DB connection and Sonic MQ.
> As
Hi!
In our app we need to communicate to our application server using
DB connection and Sonic MQ.
As per one of earlier suggestion I am trying to write Plug-In for
creating DB and Q connection and keep for the session life.
So any request made by user can use same DB and
Hi
I am facing problem while configuring
connection pool in tomcat.
I created one DataSource after
logging into server as abmin.
I saw corresponding settings in
server.xml.i am listing them below.
Then i configured web.xml .I guess i
did all the changes as mentioned in
Hi Mohan,
Following url will definetly solve your problem.
http://www.roseindia.net/struts/strutsdatasourcemanagerontomcat5.shtml
Regards
Deepak Kumar
"A.Mohan" <[EMAIL PROTECTED]> wrote:
Hi,
I want to connect Oracle thro DBCP - connection pooling by
configuring the d
You also need configure server.xml, please check out Tomcat document for the
configuration and call Data Source using JNDI from Struts.
Good luck.
On 11/9/05, A.Mohan <[EMAIL PROTECTED]> wrote:
>
> Hi,
> I want to connect Oracle thro DBCP - connection pooling by
> configuring
Show us what you have so far and then we can help.
Kind regards
mc
On 8 Nov 2005 at 20:49, A.Mohan wrote:
> Hi,
>I want to connect Oracle thro DBCP - connection pooling by
> configuring the datasource in the WEB.XML file ,
> Im using Apache tomcat Server
>
>
> H
Hi,
I want to connect Oracle thro DBCP - connection pooling by
configuring the datasource in the WEB.XML file ,
Im using Apache tomcat Server
How can i acheive that - help me out ,
I want the following information
1. Configuration in web.xml file i.e the entries
2. Code in action
DBCP has some properties to help with connection pool leaks:
removeAbandoned, logAbandoned. See
http://jakarta.apache.org/commons/dbcp/configuration.html
On 11/10/05, emre akbas <[EMAIL PROTECTED]> wrote:
> Hi,
> I have some general questions about connection pooling and exceptio
>It is very usual that we open a connection to the database at the beginning
>of the Action class and then close it at the end. When an >exception
occurs,
>an exception-handler outside of our Action class (in which >the exception
is
>thrown) handles the exception. Then, w
Another solution is to use a proxing framework (like spring), that
opens and closes the connections for you. This way you know that the
connection will always be closed after the method call, regardless if
there was an error or not.
You can also create a base class for all your actions that has a
A pertinent question, had the same problem myself this afternoon.
I use Tomcat DBCP and found that each connection really does need to be closed.
If
you don't your pool of connections is quickly depleted.
>From the many code samples I have looked at (not that many really) I find many
Hi,
I have some general questions about connection pooling and exception
handling.
Struts suggests that developers use declarative exception handling. In
declarative exception handling, there are almost no "try { } catch() {}"
blocks in the Action classes. Exception occuring in Action c
eptember 13, 2005 8:24 AM
To: Struts Users Mailing List
Subject: Re: Struts to Postgresql db connection refused
On 9/13/05, David G. Friedman <[EMAIL PROTECTED]> wrote:
> Raj,
>
> Have you double checked that you can reach it from the command line on the
> server BEFORE trying it
ED]
> Sent: Tuesday, September 13, 2005 8:00 AM
> To: user@struts.apache.org
> Subject: Struts to Postgresql db connection refused
>
>
> Hi,
>
>
> When I connect Struts to Postgresql 8.0 database using DataSource object I
> get the following error messages:
>
> Sour
> psql -Upostgres -d omsdb -h 192.168.1.22 -p 5432
>
> Thanks
> Raj
>
>
>
> From: Adrian Maier [mailto:[EMAIL PROTECTED]
> Sent: Tue 9/13/2005 5:24 AM
> To: Struts Users Mailing List
> Subject: Re: Struts to Postgresql db connection
I tried this command it works:
psql -Upostgres -d omsdb -h 192.168.1.22 -p 5432
Thanks
Raj
From: Adrian Maier [mailto:[EMAIL PROTECTED]
Sent: Tue 9/13/2005 5:24 AM
To: Struts Users Mailing List
Subject: Re: Struts to Postgresql db connection refused
On 9
It works fine with command line. I could connect to the db and query.
Thanks
Raj
From: David G. Friedman [mailto:[EMAIL PROTECTED]
Sent: Tue 9/13/2005 5:00 AM
To: Struts Users Mailing List
Subject: RE: Struts to Postgresql db connection refused
Raj,
Have
ED]
> Sent: Tuesday, September 13, 2005 8:00 AM
> To: user@struts.apache.org
> Subject: Struts to Postgresql db connection refused
>
>
> Hi,
>
>
> When I connect Struts to Postgresql 8.0 database using DataSource object I
> get the following error messages:
>
> Sour
e.org
Subject: Struts to Postgresql db connection refused
Hi,
When I connect Struts to Postgresql 8.0 database using DataSource object I
get the following error messages:
Source:
DataSource dataSource = null;
try {
dataSource = getDataSource(request);
conn = dataSource.getConne
}catch(){..}
*
struts-config.xml:
*
I am getting the following error message while running the struts application:
INFO: Failed to create a non-pooled connection for null at
jdbc:postgresql://localhost/null?prepareThreshold=0:
org
***
> struts-config.xml:
>
>
>
>
> value="org.postgresql.Driver" />
>
>
> value="jdbc:postgresql://192.168.1.22:5432/omsdb" />
>
>
> value="postgres" />
>
>
> value="
*
> struts-config.xml:
>
>
>
>
> value="org.postgresql.Driver" />
>
>
> value="jdbc:postgresql://192.168.1.22:5432/omsdb" />
>
>
> value="postgres" />
>
>
> value="postgres" />
>
>
>
> **
I am getting the following error message while running the struts application:
INFO: Failed to create a non-pooled connection for null at
jdbc:postgresql://localhost/null?prepareThreshold=0:
org.postgresql.util.PSQLException: Connection refused. Check that the
of other
stuff.
Cheers,
Daniel Silva.
On 7/29/05, starki78 <[EMAIL PROTECTED]> wrote:
> Ciao!
>
> Is there any best practise accessing a global connection pool with Struts?
> I cannot find the benefit in defining a datasource in Struts-Config.
> Can Struts give me suppor
Ciao!
Is there any best practise accessing a global connection pool with Struts?
I cannot find the benefit in defining a datasource in Struts-Config.
Can Struts give me support controlling the maximal amounts of
connections on a servers connection-pool?
Up to now I don't see another soluti
Stéphane Zuckerman wrote:
Senthilrajan VS a écrit :
Thanks for your response. Can u please tell me how can I close the
connection if the user close the window directly because I am not
maintain
any session in the window
These are two unrelated events : you want a client-side event to create
Senthilrajan VS a écrit :
Hi Stéphane Zuckerman,
Thanks for your response. Can u please tell me how can I close the
connection if the user close the window directly because I am not maintain
any session in the window
These are two unrelated events : you want a client-side event to create
a
Hi Stéphane Zuckerman,
Thanks for your response. Can u please tell me how can I close the
connection if the user close the window directly because I am not maintain
any session in the window
- Original Message -
From: "Stéphane Zuckerman" <[EMAIL PROTECTED]>
To: "
Vijay K Anand a écrit :
hi
How to share the saem db connection across user requests..without
exhausitn the connection pool.
regards
Vijay
You could create a plugin that connects to the Database when launching
the webapp, then put the handler in the servlet context. Then you could
hi
How to share the saem db connection across user requests..without
exhausitn the connection pool.
regards
Vijay
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n null;
> }
>
> You probably already know all this, it's the same old fashioned J2EE way . . .
>
> Erik
>
>
> -Original Message-
> From: Vijay K Anand <[EMAIL PROTECTED]>
> Sent: Jul 8, 2005 3:47 AM
> To: Struts Users Mailing List
> Sub
d fashioned J2EE way . . .
Erik
-Original Message-
From: Vijay K Anand <[EMAIL PROTECTED]>
Sent: Jul 8, 2005 3:47 AM
To: Struts Users Mailing List
Subject: Database Connection
Hi All
I have a helper class which does creating connection and exception
handling for that . How do i creat
Hi All
I have a helper class which does creating connection and exception
handling for that . How do i create connection like
DataSource dataSource =
(DataSource)context.getAttribute(Action.DATA_SOURCE_KEY) ;
objConnection = datasource.getConnection();
it says error at context and
You could also just use one pool per user role and look up the db user
and the role that user is in, then pull the connection from the pool
that you have for that role. If your DB doesn't support roles for
users you could create a user/role table. I think it might be
overkill to crea
A couple of considerations are relevant here:
* Is a single user ever going to really use more than one
connection from the pool? If not, wouldn't it be better
to create a *connection* for them, instead of a *pool*?
(Note in particular that transactions don't cross connection
I guess I could use any implementation of a connection pool for a simple
implementation. I just need to use a connection pool for every user (of
course using a smaller number of connections than usually).
The connection pool object will be created only when the user logs in
(if it doesn't
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