Re: is i18n messages suppose to be html escaped?

2011-10-18 Thread Kito Mann
Ted,

The strings will only be escaped if the component you're using escapes the
text. If you're just embedding the expression in the page, it's not going to
be escaped, but you can use  -- this allows you to control
whether or not you want the text escaped.
---
Kito D. Mann | twitter: kito99 | Author, JSF in Action
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On Tue, Oct 18, 2011 at 11:36 PM, Ted  wrote:

> I'm using string tables and to i18n some messages using jsf and I've got
> some unexpected behavior
>
> if I have a string table
>
> string1=asdf
> string2=my "cow" is brown
>
> if I then go on to a jsf page and do
>
> #{msg.string1}
> #{msg.string2}
>
> the result I get is
>
> asdf
> my "cow" is brown
>
> My expectation is that the quote should have been converted to "
> shouldn't it? (either that or at least the <'s should not have been
> escaped...)
>
> anyone know anything about this?
> --
> Ted.
>


is i18n messages suppose to be html escaped?

2011-10-18 Thread Ted
I'm using string tables and to i18n some messages using jsf and I've got
some unexpected behavior

if I have a string table

string1=asdf
string2=my "cow" is brown

if I then go on to a jsf page and do

#{msg.string1}
#{msg.string2}

the result I get is

asdf
my "cow" is brown

My expectation is that the quote should have been converted to "
shouldn't it? (either that or at least the <'s should not have been
escaped...)

anyone know anything about this?
-- 
Ted.


Re: My Faces Tunning

2011-10-18 Thread Boyd, David (Corporate)
We tend to run higher sizes for our users. Currently running at 4M but as high 
as 25M.  

But it is good to see some real numbers and possible targets/guidelines that we 
should be shooting for.  



Thanks
-David Boyd

(Sent via BlackBerry)

- Original Message -
From: Mark Struberg [mailto:strub...@yahoo.de]
Sent: Tuesday, October 18, 2011 04:58 PM
To: MyFaces Discussion 
Subject: Re: My Faces Tunning

+1 mem is barely a problem these days.

Actually we are serving 60.000++ users per day without any mem problems (w 100 
views/session ServerSide-StateSaving).
We need some low GB mem on our 48GB RAM server...

Even if you have 1MB of session mem per user then you can serve tons of users.


LieGrue,
strub




>
>From: Tobias Eisentrager 
>To: MyFaces Discussion 
>Sent: Tuesday, October 18, 2011 10:46 PM
>Subject: Re: My Faces Tunning
>
>David,
>
>Usually memory is the problem - but sometimes there are also CPU problems -
>you can run WebSphere for example on the Mainframe. Compared to a Linux Box
>CPU time can be expensive there.
>
>Are you running on a 64 bit Architecture? Memory is not that expensive these
>days ;-)
>
>What is you total memory usage?
>
>Toby
>
>On Tue, Oct 18, 2011 at 10:42 PM, Boyd, David (Corporate) <
>david.b...@adesa.com> wrote:
>
>> Scott,
>>
>> With your comment below but do you feel is a more realistic targeted
>> size for session size with JSF?
>>
>> All,
>>
>> Based on some of the comments, is this not an issue for others that make
>> use of this Technology or did we basically implement it incorrectly -
>> from the way the .jsp are created to how we are managing the backing
>> beans?
>>
>>
>>
>> -Original Message-
>> From: Scott O'Bryan [mailto:darkar...@gmail.com]
>> Sent: Monday, October 17, 2011 4:58 PM
>> To: users@myfaces.apache.org
>> Subject: Re: My Faces Tunning
>>
>> Wow..  Looks like you've done a lot, but I personally think 5K is
>> unrealistic.  Your right.  Essentially JSF stores your component tree in
>>
>> memory.
>>
>> You MAY be able to enable client-side state saving which should free you
>>
>> up some memory at the expense of storing the entire view tree on the
>> client.  Additionally, a framework like orchestra or something home
>> grown may allow you to get rid of managed beans quicker.
>>
>> One other thing.  I don't know how Websphere works, but I know in the
>> case of WLS, it only serializes object when they are added to the
>> session.  While this means they may need to be added again if they are
>> updated, it's not subject to this limitation your describing.  I'm
>> wondering if WebSphere has some settings on the replication which might
>> get you some better results.
>>
>> Scott
>>
>> On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:
>> > All,
>> >
>> >
>> >
>> > I am doing some investigation into how to shrink the amount of session
>> > memory our JSF application is consuming on a per user basis.
>> >
>> >
>> >
>> > We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
>> > 7.0 patch 19. (Not able to upgrade either of these items at this time)
>> >
>> >
>> >
>> > IBM's guideline is that the session size should be less then 5k -
>> > average around 2.5k in order not to impact performance of the server
>> and
>> > session replication.  We are currently using Memory to Memory but
>> > looking at moving to database as suggested by IBM.
>> >
>> >
>> >
>> > Our site was running at about 35M per user.  We changed the number of
>> > view states from 100 to 10 and that dropped it down to around 4M.
>> >
>> >
>> >
>> > We have several backing beans which are currently session scope and
>> are
>> > looking at changing them to request scope.
>> >
>> >
>> >
>> > I also found the following:
>> >
>> http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
>> > ring%202008.pdf which seems to have a lot of information concerning
>> how
>> > JSF handles certain content on the pages.  This is still under
>> > investigation to make sure what is stated make sense.
>> >
>> >
>> >
>> > I have also read somewhere that regardless if the managed backing bean
>> > is session or request scope is that the view state will still have the
>> > bean and its content.  So the view state size will not change.
>> Looking
>> > for clarification on this one.
>> >
>> >
>> >
>> > The questions is are others facing the same issue in which JSF
>> > applications tend to consume a lot of memory for a given users
>> session?
>> >
>> >
>> >
>> >
>> > What are some of the best practices to reduce this size if any or is
>> > this just the way when using JSF?
>> >
>> >
>> >
>> > Issues with session replication on IBM WebSphere when running a JSF
>> > application?
>> >
>> >
>> >
>> > What we see as a result of this is that in the event a user hops to
>> > another server, the session data is not present due to how large the
>> > data is and how long it takes to replicate.  User experience issues.
>> >
>> >
>> >
>> >

Re: My Faces Tunning

2011-10-18 Thread Boyd, David (Corporate)
We are running under Red Hat with WebSphere 7 64-Bit. 

Currently heap is set to 8 G.  The issue seems to be around the ability of the 
server to replicate the data across all the servers.  We get complaints from 
the users of lost information during a server hop

Thanks
-David Boyd

(Sent via BlackBerry)

- Original Message -
From: Tobias Eisentrager [mailto:teisentrae...@googlemail.com]
Sent: Tuesday, October 18, 2011 04:46 PM
To: MyFaces Discussion 
Subject: Re: My Faces Tunning

David,

Usually memory is the problem - but sometimes there are also CPU problems -
you can run WebSphere for example on the Mainframe. Compared to a Linux Box
CPU time can be expensive there.

Are you running on a 64 bit Architecture? Memory is not that expensive these
days ;-)

What is you total memory usage?

Toby

On Tue, Oct 18, 2011 at 10:42 PM, Boyd, David (Corporate) <
david.b...@adesa.com> wrote:

> Scott,
>
> With your comment below but do you feel is a more realistic targeted
> size for session size with JSF?
>
> All,
>
> Based on some of the comments, is this not an issue for others that make
> use of this Technology or did we basically implement it incorrectly -
> from the way the .jsp are created to how we are managing the backing
> beans?
>
>
>
> -Original Message-
> From: Scott O'Bryan [mailto:darkar...@gmail.com]
> Sent: Monday, October 17, 2011 4:58 PM
> To: users@myfaces.apache.org
> Subject: Re: My Faces Tunning
>
> Wow..  Looks like you've done a lot, but I personally think 5K is
> unrealistic.  Your right.  Essentially JSF stores your component tree in
>
> memory.
>
> You MAY be able to enable client-side state saving which should free you
>
> up some memory at the expense of storing the entire view tree on the
> client.  Additionally, a framework like orchestra or something home
> grown may allow you to get rid of managed beans quicker.
>
> One other thing.  I don't know how Websphere works, but I know in the
> case of WLS, it only serializes object when they are added to the
> session.  While this means they may need to be added again if they are
> updated, it's not subject to this limitation your describing.  I'm
> wondering if WebSphere has some settings on the replication which might
> get you some better results.
>
> Scott
>
> On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:
> > All,
> >
> >
> >
> > I am doing some investigation into how to shrink the amount of session
> > memory our JSF application is consuming on a per user basis.
> >
> >
> >
> > We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
> > 7.0 patch 19. (Not able to upgrade either of these items at this time)
> >
> >
> >
> > IBM's guideline is that the session size should be less then 5k -
> > average around 2.5k in order not to impact performance of the server
> and
> > session replication.  We are currently using Memory to Memory but
> > looking at moving to database as suggested by IBM.
> >
> >
> >
> > Our site was running at about 35M per user.  We changed the number of
> > view states from 100 to 10 and that dropped it down to around 4M.
> >
> >
> >
> > We have several backing beans which are currently session scope and
> are
> > looking at changing them to request scope.
> >
> >
> >
> > I also found the following:
> >
> http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
> > ring%202008.pdf which seems to have a lot of information concerning
> how
> > JSF handles certain content on the pages.  This is still under
> > investigation to make sure what is stated make sense.
> >
> >
> >
> > I have also read somewhere that regardless if the managed backing bean
> > is session or request scope is that the view state will still have the
> > bean and its content.  So the view state size will not change.
> Looking
> > for clarification on this one.
> >
> >
> >
> > The questions is are others facing the same issue in which JSF
> > applications tend to consume a lot of memory for a given users
> session?
> >
> >
> >
> >
> > What are some of the best practices to reduce this size if any or is
> > this just the way when using JSF?
> >
> >
> >
> > Issues with session replication on IBM WebSphere when running a JSF
> > application?
> >
> >
> >
> > What we see as a result of this is that in the event a user hops to
> > another server, the session data is not present due to how large the
> > data is and how long it takes to replicate.  User experience issues.
> >
> >
> >
> > We had seen an issue in which it appeared that changes to the object
> in
> > the session was not being updated correctly and have done some session
> > management tuning in which we customize the settings so that all
> session
> > attributes are written out.  Looking at the .jar file it does appear
> > that myFaces is making the call correctly when the contents of the
> > object in the session changes.  So WebSphere session listener should
> be
> > picking up that change.
> >
> >
>
>


Re: My Faces Tunning

2011-10-18 Thread Mark Struberg
+1 mem is barely a problem these days.

Actually we are serving 60.000++ users per day without any mem problems (w 100 
views/session ServerSide-StateSaving).
We need some low GB mem on our 48GB RAM server...

Even if you have 1MB of session mem per user then you can serve tons of users.


LieGrue,
strub




>
>From: Tobias Eisentrager 
>To: MyFaces Discussion 
>Sent: Tuesday, October 18, 2011 10:46 PM
>Subject: Re: My Faces Tunning
>
>David,
>
>Usually memory is the problem - but sometimes there are also CPU problems -
>you can run WebSphere for example on the Mainframe. Compared to a Linux Box
>CPU time can be expensive there.
>
>Are you running on a 64 bit Architecture? Memory is not that expensive these
>days ;-)
>
>What is you total memory usage?
>
>Toby
>
>On Tue, Oct 18, 2011 at 10:42 PM, Boyd, David (Corporate) <
>david.b...@adesa.com> wrote:
>
>> Scott,
>>
>> With your comment below but do you feel is a more realistic targeted
>> size for session size with JSF?
>>
>> All,
>>
>> Based on some of the comments, is this not an issue for others that make
>> use of this Technology or did we basically implement it incorrectly -
>> from the way the .jsp are created to how we are managing the backing
>> beans?
>>
>>
>>
>> -Original Message-
>> From: Scott O'Bryan [mailto:darkar...@gmail.com]
>> Sent: Monday, October 17, 2011 4:58 PM
>> To: users@myfaces.apache.org
>> Subject: Re: My Faces Tunning
>>
>> Wow..  Looks like you've done a lot, but I personally think 5K is
>> unrealistic.  Your right.  Essentially JSF stores your component tree in
>>
>> memory.
>>
>> You MAY be able to enable client-side state saving which should free you
>>
>> up some memory at the expense of storing the entire view tree on the
>> client.  Additionally, a framework like orchestra or something home
>> grown may allow you to get rid of managed beans quicker.
>>
>> One other thing.  I don't know how Websphere works, but I know in the
>> case of WLS, it only serializes object when they are added to the
>> session.  While this means they may need to be added again if they are
>> updated, it's not subject to this limitation your describing.  I'm
>> wondering if WebSphere has some settings on the replication which might
>> get you some better results.
>>
>> Scott
>>
>> On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:
>> > All,
>> >
>> >
>> >
>> > I am doing some investigation into how to shrink the amount of session
>> > memory our JSF application is consuming on a per user basis.
>> >
>> >
>> >
>> > We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
>> > 7.0 patch 19. (Not able to upgrade either of these items at this time)
>> >
>> >
>> >
>> > IBM's guideline is that the session size should be less then 5k -
>> > average around 2.5k in order not to impact performance of the server
>> and
>> > session replication.  We are currently using Memory to Memory but
>> > looking at moving to database as suggested by IBM.
>> >
>> >
>> >
>> > Our site was running at about 35M per user.  We changed the number of
>> > view states from 100 to 10 and that dropped it down to around 4M.
>> >
>> >
>> >
>> > We have several backing beans which are currently session scope and
>> are
>> > looking at changing them to request scope.
>> >
>> >
>> >
>> > I also found the following:
>> >
>> http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
>> > ring%202008.pdf which seems to have a lot of information concerning
>> how
>> > JSF handles certain content on the pages.  This is still under
>> > investigation to make sure what is stated make sense.
>> >
>> >
>> >
>> > I have also read somewhere that regardless if the managed backing bean
>> > is session or request scope is that the view state will still have the
>> > bean and its content.  So the view state size will not change.
>> Looking
>> > for clarification on this one.
>> >
>> >
>> >
>> > The questions is are others facing the same issue in which JSF
>> > applications tend to consume a lot of memory for a given users
>> session?
>> >
>> >
>> >
>> >
>> > What are some of the best practices to reduce this size if any or is
>> > this just the way when using JSF?
>> >
>> >
>> >
>> > Issues with session replication on IBM WebSphere when running a JSF
>> > application?
>> >
>> >
>> >
>> > What we see as a result of this is that in the event a user hops to
>> > another server, the session data is not present due to how large the
>> > data is and how long it takes to replicate.  User experience issues.
>> >
>> >
>> >
>> > We had seen an issue in which it appeared that changes to the object
>> in
>> > the session was not being updated correctly and have done some session
>> > management tuning in which we customize the settings so that all
>> session
>> > attributes are written out.  Looking at the .jar file it does appear
>> > that myFaces is making the call correctly when the contents of the
>> > object in the session changes.  

Re: My Faces Tunning

2011-10-18 Thread Tobias Eisentrager
David,

Usually memory is the problem - but sometimes there are also CPU problems -
you can run WebSphere for example on the Mainframe. Compared to a Linux Box
CPU time can be expensive there.

Are you running on a 64 bit Architecture? Memory is not that expensive these
days ;-)

What is you total memory usage?

Toby

On Tue, Oct 18, 2011 at 10:42 PM, Boyd, David (Corporate) <
david.b...@adesa.com> wrote:

> Scott,
>
> With your comment below but do you feel is a more realistic targeted
> size for session size with JSF?
>
> All,
>
> Based on some of the comments, is this not an issue for others that make
> use of this Technology or did we basically implement it incorrectly -
> from the way the .jsp are created to how we are managing the backing
> beans?
>
>
>
> -Original Message-
> From: Scott O'Bryan [mailto:darkar...@gmail.com]
> Sent: Monday, October 17, 2011 4:58 PM
> To: users@myfaces.apache.org
> Subject: Re: My Faces Tunning
>
> Wow..  Looks like you've done a lot, but I personally think 5K is
> unrealistic.  Your right.  Essentially JSF stores your component tree in
>
> memory.
>
> You MAY be able to enable client-side state saving which should free you
>
> up some memory at the expense of storing the entire view tree on the
> client.  Additionally, a framework like orchestra or something home
> grown may allow you to get rid of managed beans quicker.
>
> One other thing.  I don't know how Websphere works, but I know in the
> case of WLS, it only serializes object when they are added to the
> session.  While this means they may need to be added again if they are
> updated, it's not subject to this limitation your describing.  I'm
> wondering if WebSphere has some settings on the replication which might
> get you some better results.
>
> Scott
>
> On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:
> > All,
> >
> >
> >
> > I am doing some investigation into how to shrink the amount of session
> > memory our JSF application is consuming on a per user basis.
> >
> >
> >
> > We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
> > 7.0 patch 19. (Not able to upgrade either of these items at this time)
> >
> >
> >
> > IBM's guideline is that the session size should be less then 5k -
> > average around 2.5k in order not to impact performance of the server
> and
> > session replication.  We are currently using Memory to Memory but
> > looking at moving to database as suggested by IBM.
> >
> >
> >
> > Our site was running at about 35M per user.  We changed the number of
> > view states from 100 to 10 and that dropped it down to around 4M.
> >
> >
> >
> > We have several backing beans which are currently session scope and
> are
> > looking at changing them to request scope.
> >
> >
> >
> > I also found the following:
> >
> http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
> > ring%202008.pdf which seems to have a lot of information concerning
> how
> > JSF handles certain content on the pages.  This is still under
> > investigation to make sure what is stated make sense.
> >
> >
> >
> > I have also read somewhere that regardless if the managed backing bean
> > is session or request scope is that the view state will still have the
> > bean and its content.  So the view state size will not change.
> Looking
> > for clarification on this one.
> >
> >
> >
> > The questions is are others facing the same issue in which JSF
> > applications tend to consume a lot of memory for a given users
> session?
> >
> >
> >
> >
> > What are some of the best practices to reduce this size if any or is
> > this just the way when using JSF?
> >
> >
> >
> > Issues with session replication on IBM WebSphere when running a JSF
> > application?
> >
> >
> >
> > What we see as a result of this is that in the event a user hops to
> > another server, the session data is not present due to how large the
> > data is and how long it takes to replicate.  User experience issues.
> >
> >
> >
> > We had seen an issue in which it appeared that changes to the object
> in
> > the session was not being updated correctly and have done some session
> > management tuning in which we customize the settings so that all
> session
> > attributes are written out.  Looking at the .jar file it does appear
> > that myFaces is making the call correctly when the contents of the
> > object in the session changes.  So WebSphere session listener should
> be
> > picking up that change.
> >
> >
>
>


RE: My Faces Tunning

2011-10-18 Thread Boyd, David (Corporate)
Scott,

With your comment below but do you feel is a more realistic targeted
size for session size with JSF?

All,

Based on some of the comments, is this not an issue for others that make
use of this Technology or did we basically implement it incorrectly -
from the way the .jsp are created to how we are managing the backing
beans?



-Original Message-
From: Scott O'Bryan [mailto:darkar...@gmail.com] 
Sent: Monday, October 17, 2011 4:58 PM
To: users@myfaces.apache.org
Subject: Re: My Faces Tunning

Wow..  Looks like you've done a lot, but I personally think 5K is 
unrealistic.  Your right.  Essentially JSF stores your component tree in

memory.

You MAY be able to enable client-side state saving which should free you

up some memory at the expense of storing the entire view tree on the 
client.  Additionally, a framework like orchestra or something home 
grown may allow you to get rid of managed beans quicker.

One other thing.  I don't know how Websphere works, but I know in the 
case of WLS, it only serializes object when they are added to the 
session.  While this means they may need to be added again if they are 
updated, it's not subject to this limitation your describing.  I'm 
wondering if WebSphere has some settings on the replication which might 
get you some better results.

Scott

On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:
> All,
>
>
>
> I am doing some investigation into how to shrink the amount of session
> memory our JSF application is consuming on a per user basis.
>
>
>
> We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
> 7.0 patch 19. (Not able to upgrade either of these items at this time)
>
>
>
> IBM's guideline is that the session size should be less then 5k -
> average around 2.5k in order not to impact performance of the server
and
> session replication.  We are currently using Memory to Memory but
> looking at moving to database as suggested by IBM.
>
>
>
> Our site was running at about 35M per user.  We changed the number of
> view states from 100 to 10 and that dropped it down to around 4M.
>
>
>
> We have several backing beans which are currently session scope and
are
> looking at changing them to request scope.
>
>
>
> I also found the following:
>
http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
> ring%202008.pdf which seems to have a lot of information concerning
how
> JSF handles certain content on the pages.  This is still under
> investigation to make sure what is stated make sense.
>
>
>
> I have also read somewhere that regardless if the managed backing bean
> is session or request scope is that the view state will still have the
> bean and its content.  So the view state size will not change.
Looking
> for clarification on this one.
>
>
>
> The questions is are others facing the same issue in which JSF
> applications tend to consume a lot of memory for a given users
session?
>
>
>
>
> What are some of the best practices to reduce this size if any or is
> this just the way when using JSF?
>
>
>
> Issues with session replication on IBM WebSphere when running a JSF
> application?
>
>
>
> What we see as a result of this is that in the event a user hops to
> another server, the session data is not present due to how large the
> data is and how long it takes to replicate.  User experience issues.
>
>
>
> We had seen an issue in which it appeared that changes to the object
in
> the session was not being updated correctly and have done some session
> management tuning in which we customize the settings so that all
session
> attributes are written out.  Looking at the .jar file it does appear
> that myFaces is making the call correctly when the contents of the
> object in the session changes.  So WebSphere session listener should
be
> picking up that change.
>
>



Re: My Faces Tunning

2011-10-18 Thread Werner Punz
Still (I know it is not an option) but if you need to reduce session 
space JSF 2 is the way to go, the delta state saving can free a load of ram.


Werner


Am 10/17/11 10:58 PM, schrieb Scott O'Bryan:

Wow.. Looks like you've done a lot, but I personally think 5K is
unrealistic. Your right. Essentially JSF stores your component tree in
memory.

You MAY be able to enable client-side state saving which should free you
up some memory at the expense of storing the entire view tree on the
client. Additionally, a framework like orchestra or something home grown
may allow you to get rid of managed beans quicker.

One other thing. I don't know how Websphere works, but I know in the
case of WLS, it only serializes object when they are added to the
session. While this means they may need to be added again if they are
updated, it's not subject to this limitation your describing. I'm
wondering if WebSphere has some settings on the replication which might
get you some better results.

Scott

On 10/17/2011 02:16 PM, Boyd, David (Corporate) wrote:

All,



I am doing some investigation into how to shrink the amount of session
memory our JSF application is consuming on a per user basis.



We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
7.0 patch 19. (Not able to upgrade either of these items at this time)



IBM's guideline is that the session size should be less then 5k -
average around 2.5k in order not to impact performance of the server and
session replication. We are currently using Memory to Memory but
looking at moving to database as suggested by IBM.



Our site was running at about 35M per user. We changed the number of
view states from 100 to 10 and that dropped it down to around 4M.



We have several backing beans which are currently session scope and are
looking at changing them to request scope.



I also found the following:
http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
ring%202008.pdf which seems to have a lot of information concerning how
JSF handles certain content on the pages. This is still under
investigation to make sure what is stated make sense.



I have also read somewhere that regardless if the managed backing bean
is session or request scope is that the view state will still have the
bean and its content. So the view state size will not change. Looking
for clarification on this one.



The questions is are others facing the same issue in which JSF
applications tend to consume a lot of memory for a given users session?




What are some of the best practices to reduce this size if any or is
this just the way when using JSF?



Issues with session replication on IBM WebSphere when running a JSF
application?



What we see as a result of this is that in the event a user hops to
another server, the session data is not present due to how large the
data is and how long it takes to replicate. User experience issues.



We had seen an issue in which it appeared that changes to the object in
the session was not being updated correctly and have done some session
management tuning in which we customize the settings so that all session
attributes are written out. Looking at the .jar file it does appear
that myFaces is making the call correctly when the contents of the
object in the session changes. So WebSphere session listener should be
picking up that change.










Re: NPE with CODI, OWB and JUNIT

2011-10-18 Thread Thomas Andraschko
Hi Gerhard,

thanks, it works!


2011/10/17 Gerhard Petracek 

> hi thomas,
>
> i see. in this case you need the cditest-owb module of owb (it's in the
> same
> example).
>
> regards,
> gerhard
>
> http://www.irian.at
>
> Your JSF powerhouse -
> JSF Consulting, Development and
> Courses in English and German
>
> Professional Support for Apache MyFaces
>
>
> 2011/10/17 Thomas Andraschko 
>
> > Also i don't want to include jsf/web dependencies to this module, i only
> > need a CDI aware test. This is just for my business logic layer.
> >
> > 2011/10/17 Thomas Andraschko 
> >
> > > Hi Gerhard,
> > >
> > > do i really need this when i just want to test my business logic
> without
> > > web and jsf?
> > >
> > > Best regards,
> > > Thomas
> > >
> > >
> > > 2011/10/17 Gerhard Petracek 
> > >
> > >> hi thomas,
> > >>
> > >> you also need other dependencies like myfaces-test and the
> > >> jsf-support-module.
> > >> you can have a look e.g. at [1].
> > >>
> > >> regards,
> > >> gerhard
> > >>
> > >> [1]
> > >>
> > >>
> >
> http://code.google.com/a/apache-extras.org/p/myfaces-codi-examples/source/browse/community/pom.xml
> > >>
> > >> http://www.irian.at
> > >>
> > >> Your JSF powerhouse -
> > >> JSF Consulting, Development and
> > >> Courses in English and German
> > >>
> > >> Professional Support for Apache MyFaces
> > >>
> > >>
> > >> 2011/10/17 Thomas Andraschko 
> > >>
> > >> > Hi,
> > >> >
> > >> > my junit tests extends from AbstractCdiAwareTest and i'm trying to
> > >> inject
> > >> > one of my DAO's.
> > >> > The NPE occurs in
> TestContainerFactory.isServletContextAwareContainer
> > >> > because testContainer is null.
> > >> >
> > >> > Here is my list with depenedencies:
> > >> >
> > >> >junit
> > >> >cdi-api
> > >> >openwebbeans-impl
> > >> >openwebbeans-spi
> > >> >openwebbeans-resource
> > >> >myfaces-extcdi-core-api
> > >> >myfaces-extcdi-core-impl
> > >> >
> > >>  myfaces-extcdi-base-test-infrastructure
> > >> >
> >  myfaces-extcdi-junit-support-module
> > >> >
>  myfaces-extcdi-owb-support-module
> > >> >
> > >> > OWB 1.1.1, CODI 1.0.1, JUnit 4.6
> > >> >
> > >> > How can i fix this?
> > >> >
> > >> > Thanks and best regards
> > >> > Thomas
> > >> >
> > >>
> > >
> > >
> >
>


Re: CODI/ExtVal Add-Ons

2011-10-18 Thread Gerhard Petracek
hi thomas,

since we might move it to codi after v1.0.2, there won't be a deployment
(for now).

regards,
gerhard

http://www.irian.at

Your JSF powerhouse -
JSF Consulting, Development and
Courses in English and German

Professional Support for Apache MyFaces



2011/10/17 Thomas Andraschko 

> Hi Gerhard,
>
> thanks for this links but i can't find the boost add-on in this
> repositories.
> It this add-on somewhere available or should i build it from source?
>
> Thanks
> Thomas
>
> 2011/10/11 Gerhard Petracek 
>
> > hi thomas,
> >
> > see [1] and [2].
> > some add-ons are deployed to sub-directories of [3] btw. [4].
> > (examples like [5] show how to configure such repositories.)
> >
> > regards,
> > gerhard
> >
> > [1]
> >
> https://cwiki.apache.org/confluence/display/EXTCDI/External#External-Addons
> > [2]
> >
> https://cwiki.apache.org/confluence/display/EXTVAL/External#External-Addons
> > [3] http://os890-m2-repository.googlecode.com/svn/trunk/
> > [4] http://os890-m2-repository.googlecode.com/svn/tags/
> > [5]
> >
> >
> http://code.google.com/a/apache-extras.org/p/myfaces-codi-addons/source/browse/controlled_bootstrapping_owb/example
> >
> > http://www.irian.at
> >
> > Your JSF powerhouse -
> > JSF Consulting, Development and
> > Courses in English and German
> >
> > Professional Support for Apache MyFaces
> >
> >
> >
> > 2011/10/11 Thomas Andraschko 
> >
> > > Hi,
> > >
> > > is there a list with all CODI and ExtVal Add-Ons available?
> > > Especially i'm interested in the CODI Boos Add-On. Is there also an
> Maven
> > > Repository for this stuff?
> > >
> > > Thanks and best regards
> > > Thomas
> > >
> >
>


Re: My Faces Tunning

2011-10-18 Thread Kito Mann
Hello David,

How large are your pages? Do you have several tabs each with nested tabs and
lots of fields? Which component suite(s) are you using?
---
Kito D. Mann | twitter: kito99 | Author, JSF in Action
Virtua, Inc. | http://www.virtua.com | JSF/Java EE training and consulting
http://www.JSFCentral.com - JavaServer Faces FAQ, news, and info | twitter:
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+1 203-404-4848 x3

* Listen to the latest headlines in the JSF and Java EE newscast:
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http://www.mergerspeak.com



On Mon, Oct 17, 2011 at 4:16 PM, Boyd, David (Corporate) <
david.b...@adesa.com> wrote:

> All,
>
>
>
> I am doing some investigation into how to shrink the amount of session
> memory our JSF application is consuming on a per user basis.
>
>
>
> We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
> 7.0 patch 19. (Not able to upgrade either of these items at this time)
>
>
>
> IBM's guideline is that the session size should be less then 5k -
> average around 2.5k in order not to impact performance of the server and
> session replication.  We are currently using Memory to Memory but
> looking at moving to database as suggested by IBM.
>
>
>
> Our site was running at about 35M per user.  We changed the number of
> view states from 100 to 10 and that dropped it down to around 4M.
>
>
>
> We have several backing beans which are currently session scope and are
> looking at changing them to request scope.
>
>
>
> I also found the following:
> http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
> ring%202008.pdf which seems to have a lot of information concerning how
> JSF handles certain content on the pages.  This is still under
> investigation to make sure what is stated make sense.
>
>
>
> I have also read somewhere that regardless if the managed backing bean
> is session or request scope is that the view state will still have the
> bean and its content.  So the view state size will not change.  Looking
> for clarification on this one.
>
>
>
> The questions is are others facing the same issue in which JSF
> applications tend to consume a lot of memory for a given users session?
>
>
>
>
> What are some of the best practices to reduce this size if any or is
> this just the way when using JSF?
>
>
>
> Issues with session replication on IBM WebSphere when running a JSF
> application?
>
>
>
> What we see as a result of this is that in the event a user hops to
> another server, the session data is not present due to how large the
> data is and how long it takes to replicate.  User experience issues.
>
>
>
> We had seen an issue in which it appeared that changes to the object in
> the session was not being updated correctly and have done some session
> management tuning in which we customize the settings so that all session
> attributes are written out.  Looking at the .jar file it does appear
> that myFaces is making the call correctly when the contents of the
> object in the session changes.  So WebSphere session listener should be
> picking up that change.
>
>


RE: My Faces Tunning

2011-10-18 Thread Boyd, David (Corporate)
If we go with client side state saving what kind of performance hit can we 
expect?  

Going this route does this make assumptions on the type of machine a user has?  
The browser that they are using?

>From the myFaces wiki, I see that if we go with client side we have the issue 
>of serialization.

At this point can someone point me to a good reference in order for me to 
understand the life cycle of JSF request/response to see how all this plays out?

-Original Message-
From: Mark Struberg [mailto:strub...@yahoo.de] 
Sent: Tuesday, October 18, 2011 4:01 AM
To: MyFaces Discussion
Subject: Re: My Faces Tunning

> - Set the NUMBER_OF_VIEWS_IN SESSION to 1 if your app does not support 
> the browser back button!

And once a user opens another browser tab all will crash :(

The missing windowId support is really a pitty in the JSF spec, and we 
currently think hard about how to solve this (at least in MyFaces).
Until then all the stored views are shared accross all open browser tabs.

The best thing you can do to reduse Session space is to use 
ClientSideStateSaving

LieGrue,
strub


- Original Message -
> From: Michael Heinen 
> To: MyFaces Discussion 
> Cc: 
> Sent: Tuesday, October 18, 2011 9:36 AM
> Subject: Re: My Faces Tunning
> 
> A few thoughts:
> - Set the NUMBER_OF_VIEWS_IN SESSION to 1 if your app does not support 
> the browser back button!
> - try to reduce the number of components (e.g. conditionally controls 
> can be excluded at compile time via c:if or via dynamic includes instead 
> of visibleOnUserRole or rendered checks).
> - facelets instead of jsps
> - plain html tags where possible
> - short component ids
> 
> Michael
> 
> 
> 
> Am 17.10.2011 22:16, schrieb Boyd, David (Corporate):
>>  All,
>> 
>> 
>> 
>>  I am doing some investigation into how to shrink the amount of session
>>  memory our JSF application is consuming on a per user basis.
>> 
>> 
>> 
>>  We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
>>  7.0 patch 19. (Not able to upgrade either of these items at this time)
>> 
>> 
>> 
>>  IBM's guideline is that the session size should be less then 5k -
>>  average around 2.5k in order not to impact performance of the server and
>>  session replication.  We are currently using Memory to Memory but
>>  looking at moving to database as suggested by IBM.
>> 
>> 
>> 
>>  Our site was running at about 35M per user.  We changed the number of
>>  view states from 100 to 10 and that dropped it down to around 4M.
>> 
>> 
>> 
>>  We have several backing beans which are currently session scope and are
>>  looking at changing them to request scope.
>> 
>> 
>> 
>>  I also found the following:
>>  http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
>>  ring%202008.pdf which seems to have a lot of information concerning how
>>  JSF handles certain content on the pages.  This is still under
>>  investigation to make sure what is stated make sense.
>> 
>> 
>> 
>>  I have also read somewhere that regardless if the managed backing bean
>>  is session or request scope is that the view state will still have the
>>  bean and its content.  So the view state size will not change.  Looking
>>  for clarification on this one.
>> 
>> 
>> 
>>  The questions is are others facing the same issue in which JSF
>>  applications tend to consume a lot of memory for a given users session?
>> 
>> 
>> 
>> 
>>  What are some of the best practices to reduce this size if any or is
>>  this just the way when using JSF?
>> 
>> 
>> 
>>  Issues with session replication on IBM WebSphere when running a JSF
>>  application?
>> 
>> 
>> 
>>  What we see as a result of this is that in the event a user hops to
>>  another server, the session data is not present due to how large the
>>  data is and how long it takes to replicate.  User experience issues.
>> 
>> 
>> 
>>  We had seen an issue in which it appeared that changes to the object in
>>  the session was not being updated correctly and have done some session
>>  management tuning in which we customize the settings so that all session
>>  attributes are written out.  Looking at the .jar file it does appear
>>  that myFaces is making the call correctly when the contents of the
>>  object in the session changes.  So WebSphere session listener should be
>>  picking up that change.
>> 
>> 
>


Re: My Faces Tunning

2011-10-18 Thread Mark Struberg
> - Set the NUMBER_OF_VIEWS_IN SESSION to 1 if your app does not support 
> the browser back button!

And once a user opens another browser tab all will crash :(

The missing windowId support is really a pitty in the JSF spec, and we 
currently think hard about how to solve this (at least in MyFaces).
Until then all the stored views are shared accross all open browser tabs.

The best thing you can do to reduse Session space is to use 
ClientSideStateSaving

LieGrue,
strub


- Original Message -
> From: Michael Heinen 
> To: MyFaces Discussion 
> Cc: 
> Sent: Tuesday, October 18, 2011 9:36 AM
> Subject: Re: My Faces Tunning
> 
> A few thoughts:
> - Set the NUMBER_OF_VIEWS_IN SESSION to 1 if your app does not support 
> the browser back button!
> - try to reduce the number of components (e.g. conditionally controls 
> can be excluded at compile time via c:if or via dynamic includes instead 
> of visibleOnUserRole or rendered checks).
> - facelets instead of jsps
> - plain html tags where possible
> - short component ids
> 
> Michael
> 
> 
> 
> Am 17.10.2011 22:16, schrieb Boyd, David (Corporate):
>>  All,
>> 
>> 
>> 
>>  I am doing some investigation into how to shrink the amount of session
>>  memory our JSF application is consuming on a per user basis.
>> 
>> 
>> 
>>  We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
>>  7.0 patch 19. (Not able to upgrade either of these items at this time)
>> 
>> 
>> 
>>  IBM's guideline is that the session size should be less then 5k -
>>  average around 2.5k in order not to impact performance of the server and
>>  session replication.  We are currently using Memory to Memory but
>>  looking at moving to database as suggested by IBM.
>> 
>> 
>> 
>>  Our site was running at about 35M per user.  We changed the number of
>>  view states from 100 to 10 and that dropped it down to around 4M.
>> 
>> 
>> 
>>  We have several backing beans which are currently session scope and are
>>  looking at changing them to request scope.
>> 
>> 
>> 
>>  I also found the following:
>>  http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
>>  ring%202008.pdf which seems to have a lot of information concerning how
>>  JSF handles certain content on the pages.  This is still under
>>  investigation to make sure what is stated make sense.
>> 
>> 
>> 
>>  I have also read somewhere that regardless if the managed backing bean
>>  is session or request scope is that the view state will still have the
>>  bean and its content.  So the view state size will not change.  Looking
>>  for clarification on this one.
>> 
>> 
>> 
>>  The questions is are others facing the same issue in which JSF
>>  applications tend to consume a lot of memory for a given users session?
>> 
>> 
>> 
>> 
>>  What are some of the best practices to reduce this size if any or is
>>  this just the way when using JSF?
>> 
>> 
>> 
>>  Issues with session replication on IBM WebSphere when running a JSF
>>  application?
>> 
>> 
>> 
>>  What we see as a result of this is that in the event a user hops to
>>  another server, the session data is not present due to how large the
>>  data is and how long it takes to replicate.  User experience issues.
>> 
>> 
>> 
>>  We had seen an issue in which it appeared that changes to the object in
>>  the session was not being updated correctly and have done some session
>>  management tuning in which we customize the settings so that all session
>>  attributes are written out.  Looking at the .jar file it does appear
>>  that myFaces is making the call correctly when the contents of the
>>  object in the session changes.  So WebSphere session listener should be
>>  picking up that change.
>> 
>> 
>


Re: My Faces Tunning

2011-10-18 Thread Michael Heinen

A few thoughts:
- Set the NUMBER_OF_VIEWS_IN SESSION to 1 if your app does not support 
the browser back button!
- try to reduce the number of components (e.g. conditionally controls 
can be excluded at compile time via c:if or via dynamic includes instead 
of visibleOnUserRole or rendered checks).

- facelets instead of jsps
- plain html tags where possible
- short component ids

Michael



Am 17.10.2011 22:16, schrieb Boyd, David (Corporate):

All,



I am doing some investigation into how to shrink the amount of session
memory our JSF application is consuming on a per user basis.



We are using MyFaces 1.1.7 and Tomahawk 1.1.5 running on IBM Websphere
7.0 patch 19. (Not able to upgrade either of these items at this time)



IBM's guideline is that the session size should be less then 5k -
average around 2.5k in order not to impact performance of the server and
session replication.  We are currently using Memory to Memory but
looking at moving to database as suggested by IBM.



Our site was running at about 35M per user.  We changed the number of
view states from 100 to 10 and that dropped it down to around 4M.



We have several backing beans which are currently session scope and are
looking at changing them to request scope.



I also found the following:
http://www.econsulting.nl/images/pdf/Tuning%20JSF%20Applications-%20J-Sp
ring%202008.pdf which seems to have a lot of information concerning how
JSF handles certain content on the pages.  This is still under
investigation to make sure what is stated make sense.



I have also read somewhere that regardless if the managed backing bean
is session or request scope is that the view state will still have the
bean and its content.  So the view state size will not change.  Looking
for clarification on this one.



The questions is are others facing the same issue in which JSF
applications tend to consume a lot of memory for a given users session?




What are some of the best practices to reduce this size if any or is
this just the way when using JSF?



Issues with session replication on IBM WebSphere when running a JSF
application?



What we see as a result of this is that in the event a user hops to
another server, the session data is not present due to how large the
data is and how long it takes to replicate.  User experience issues.



We had seen an issue in which it appeared that changes to the object in
the session was not being updated correctly and have done some session
management tuning in which we customize the settings so that all session
attributes are written out.  Looking at the .jar file it does appear
that myFaces is making the call correctly when the contents of the
object in the session changes.  So WebSphere session listener should be
picking up that change.