- Original Message -
From: "Christopher Schultz" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Monday, September 22, 2008 3:14 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
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Johnny,
Johnny Kewl wrote:
> If a datasource in DBCP represents the pool... you cant, you'd make a
> million data pools...
No, the DataSource object does not represent the pool per se. It's just
a factory that produces Connection objects (which, in t
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Sinoea,
sinoea kaabi wrote:
> Christopher Schultz wrote:
>> You aren't using any class-level members in your static methods so
>> you should be fine.
>
> This means that I cannot declare a:
>
> public class Data {
>
> private static DataSource data
Heres the blurb on the stuff...
http://java.sun.com/docs/books/tutorial/essential/concurrency/index.html/01/
Where I spoke about the "New Trick"... they blab on about immutable..
The stuff you prbably want to look at is
Synchronized Statements
In C they talk about semisphores and stuff... if yo
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Friday, September 19, 2008 9:18 AM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
You aren't using any class-level
ource;
}
}
> Date: Thu, 18 Sep 2008 11:56:33 -0400
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
>
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>
> sinoe
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sinoea,
sinoea kaabi wrote:
> Collection branches = new BranchData().loadBranches(Data.getDataSource(), 1);
>
> Can the getDataSource method be static?
Not only can the getDataSource method be static, you could also call it
directly from your loadBr
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sinoea,
sinoea kaabi wrote:
> The static methods are not thread-safe you say!
No, your static methods are perfectly threadsafe. Johnny is just getting
itchy because it's not what he'd do. You aren't using any class-level
members in your static method
hanks,
> Sinoea
>
>
>> From: [EMAIL PROTECTED]
>> To: users@tomcat.apache.org
>> Date: Wed, 17 Sep 2008 22:26:16 -0500
>> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
>> keepincreasing
>>
>>
>>> Fr
bers appear to be coming from the DBCP BasicDataSource itself.
--David
Caldarale, Charles R wrote:
>> From: Johnny Kewl [mailto:[EMAIL PROTECTED]
>> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active
>> connections keep increasing
>>
>> sinoea, of course yo
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Thursday, September 18, 2008 1:24 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
keepincreasing
Struts datasource usage is deprecated
Struts datasource usage is deprecated, they encourage users not to try their
datasource configuration in the xml.
Instead I was advised to manually configure JNDI connection pooling with Struts.
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat
- Original Message -
From: "Caldarale, Charles R" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Thursday, September 18, 2008 5:26 AM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
keepincreasing
From: sinoea kaabi [mailto
.org
> Date: Wed, 17 Sep 2008 22:26:16 -0500
> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
> keepincreasing
>
>> From: sinoea kaabi [mailto:[EMAIL PROTECTED]
>> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active
>> connections keepincrea
> From: Johnny Kewl [mailto:[EMAIL PROTECTED]
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active
> connections keep increasing
>
> sinoea, of course you can... that looks thread safe... but
> what I'm trying to do, is just make it bullet proof...
Your sug
> From: sinoea kaabi [mailto:[EMAIL PROTECTED]
> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active
> connections keepincreasing
>
> I could accept the fact that we should create new objects of Dao's,
> but for getting a datasource or connection it should make se
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Sinoea,
Oh, and I always always /always/ set my connection pool size to a fixed
size of 1 (yes, a single connection) in development. This can help find
places where you are requesting two connections from the pool by a
single thread, which exposes yo
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Sinoea,
sinoea kaabi wrote:
> } finally {
> results.close();
> }
>
> } finally {
> statement.close();
> }
>
> } finally {
- Original Message -
From: "André Warnier" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 10:18 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Caldarale, Charles R wrote:
T
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 9:56 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Right, I have attached the source
Caldarale, Charles R wrote:
That's completely erroneous.
Shame, Johnny's story was so nice..
-
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Johnny Kewl wrote:
>> So, what exactly does it mean when we say that Tomcat is thread
safe >> for
>> requests.
>> Tomcat creates a new thread for each request, so somehow my static
>> methods
>> are then thread safe (incdirectly, since it is managed by Tomcat).
I actually searched all over
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 4:48 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
This question about static variabl
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 4:48 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
This question about static variabl
on);
>
> throw new RuntimeException(namingException);
>
> } catch (SQLException sqlException) {
>
> log.fatal(sqlException);
>
> throw new RuntimeException(sqlException);
>
> }
>
> }
>
>
>
>
>
>
>> Date:
still on topic.
--David
Johnny Kewl wrote:
>
> - Original Message - From: "David Smith" <[EMAIL PROTECTED]>
> To: "Tomcat Users List"
> Sent: Wednesday, September 17, 2008 3:40 PM
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active
Wed, 17 Sep 2008 09:40:16 -0400
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
>
> Comments inline ...
>
> Johnny Kewl wrote:
> >
> >> >> So, what exact
- Original Message -
From: "David Smith" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 3:40 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Comments inline ...
Johnny Kewl wro
> From: Johnny Kewl [mailto:[EMAIL PROTECTED]
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active
> connections keep increasing
>
> Sineoa, my feeling is dont use static, unless you really want
> it in a multithreaded environment
> It pumps all the threads thr
Comments inline ...
Johnny Kewl wrote:
>
>> >> So, what exactly does it mean when we say that Tomcat is thread
>> safe >> for
>> >> requests.
>> >> Tomcat creates a new thread for each request, so somehow my static
>> >> methods
>> >> are then thread safe (incdirectly, since it is managed by Tomca
>> So, what exactly does it mean when we say that Tomcat is thread safe
>> for
>> requests.
>> Tomcat creates a new thread for each request, so somehow my static
>> methods
>> are then thread safe (incdirectly, since it is managed by Tomcat).
I actually searched all over to try find somethi
ent: Wednesday, September 17, 2008 12:48 PM
> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
> keep increasing
>
>
>
> Just a question here,
> I am using a Data class to retrieve the datasource
>
> public class Data {
>
> /**
> * Gets a [EMAIL P
Thanks!
> Date: Wed, 17 Sep 2008 08:01:01 -0400
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
>
> A static method can't have access to class instance variables.
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 12:48 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Just a question here,
I am usin
; Collection branches = new BranchData().loadBranches(Data.getDataSource(), 1);
>
>
> Can the getDataSource method be static?
>
> Thanks,
> Sinoea
>
>
>> From: [EMAIL PROTECTED]
>> To: users@tomcat.apache.org
>> Subject: Re: Tomcat 5.5, JNDI Connection Poo
a
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
> Date: Wed, 17 Sep 2008 12:25:17 +0200
>
>
> - Original Message -
> From: "sinoea kaabi"
> To: "Tomcat
Sounds reasonable, I will give it a try with non-static methods instead, new
Dao() basically.
Thanks,
Sinoea
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
> Date: Wed, 17 Se
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Wednesday, September 17, 2008 11:31 AM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Thanks,
First I will try to close
pache.org
> Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
> Date: Tue, 16 Sep 2008 18:58:25 +0200
>
>
> - Original Message -
> From: "Johnny Kewl" <[EMAIL PROTECTED]>
> To: "Tomcat Users List"
&g
- Original Message -
From: "Johnny Kewl" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Tuesday, September 16, 2008 5:41 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
- Original Message -
From
8:37 AM
To: Tomcat Users List
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections
keep increasing
sinoea I dont use the JNDI pools, but I've marked a possible issue
below...
Dont think its getting to finally guess ;)
On the dB pools I use... connections will not inc
- Original Message -
From: "Johnny Kewl" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Tuesday, September 16, 2008 5:17 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
- Original Message -
Fr
rwise it wont
increase...
... why it resets at 37 I dont know, but I think you are leaking
connections...
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To:
Sent: Tuesday, September 16, 2008 11:23 AM
Subject: Tomcat 5.5, JNDI Connection Pooling, Ac
- Original Message -
From: "Brantley Hobbs" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Tuesday, September 16, 2008 5:27 PM
Subject: Re: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
"return" statements d
kaabi [mailto:[EMAIL PROTECTED]
Sent: Tuesday, September 16, 2008 10:10 AM
To: Tomcat Users List
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
keep increasing
Yes, as I said in the first post, that I have checked through all the
code, and I am closing all the connections
t"
Sent: Tuesday, September 16, 2008 5:10 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections
keep increasing
Yes, as I said in the first post, that I have checked through all the
code,
and I am closing all the connections (in a finally block) after they
have been u
- Original Message -
From: "sinoea kaabi" <[EMAIL PROTECTED]>
To: "Tomcat Users List"
Sent: Tuesday, September 16, 2008 5:10 PM
Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
increasing
Yes, as I said in the first post, t
ect: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
> Date: Tue, 16 Sep 2008 11:02:46 -0400
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
>
> At the end of the servlet or JSP or whichever, you need to kill off
> connections cr
At the end of the servlet or JSP or whichever, you need to kill off
connections created that you establish.
-Original Message-
From: sinoea kaabi [mailto:[EMAIL PROTECTED]
Sent: Tuesday, September 16, 2008 9:56 AM
To: Tomcat Users List
Subject: RE: Tomcat 5.5, JNDI Connection Pooling
How exaclt do you mean?
Anywhere in my code where you have seen that?
Thanks!
> Subject: RE: Tomcat 5.5, JNDI Connection Pooling, Active connections keep
> increasing
> Date: Tue, 16 Sep 2008 10:26:03 -0400
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
>
> S
Sounds like you're not explicitly killing off the connections you set in
the first place.
-Original Message-
From: sinoea kaabi [mailto:[EMAIL PROTECTED]
Sent: Tuesday, September 16, 2008 4:24 AM
To: users@tomcat.apache.org
Subject: Tomcat 5.5, JNDI Connection Pooling, A
Is there any issue with It.
Does this should work or should not work??
Is there any issue with connection object created using below code??
I implemented even putting context.xml file in /conf and I was able
to get is work successfully.Bze we are looking for a JNDI default
implementation which sho
Hanmay Udgiri wrote:
Yes this is working
I am able to get connection pool object...
And the database connection works? That surprises me.
Mark
On 5/21/08, Mark Thomas <[EMAIL PROTECTED]> wrote:
Hanmay Udgiri wrote:
Hi
I am currently using connection pooling in tomcat.
The code is as belo
Yes this is working
I am able to get connection pool object...
Thanks and Regards
hanmaya
On 5/21/08, Mark Thomas <[EMAIL PROTECTED]> wrote:
>
> Hanmay Udgiri wrote:
>
>> Hi
>> I am currently using connection pooling in tomcat.
>> The code is as below
>> I have a context.xml.default placed in >
Hanmay Udgiri wrote:
Hi
I am currently using connection pooling in tomcat.
The code is as below
I have a context.xml.default placed in /conf/[enginename]/[hostname]/ file which has below code.
Where as in Java code i am setting the values of Userd,pwd driverclass and
URL.
*My question here is
Hi
I am currently using connection pooling in tomcat.
The code is as below
I have a context.xml.default placed in /conf/[enginename]/[hostname]/ file which has below code.
Where as in Java code i am setting the values of Userd,pwd driverclass and
URL.
*My question here is Is there any effect,If
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