thank Anthony, it seems to work properly indeed

2011/10/2 Anthony DePalma <fatef...@gmail.com>

> Thats not how sessions are created. Anytime you open a new browser or new
> tab in some browsers a new session will be created. Any time a user
> voluntarily logs out, his session ends. You really should just use whats
> available, session timeout is meant to handle this. This sounds a lot like
> premature optimization if you are worried about people on the same pc having
> multiple sessions.
>
> Not to mention web containers don't like you starting timer threads that
> arent managed by the container.
>
>
> On Sat, Oct 1, 2011 at 7:07 PM, Enrico Iorio <writetoenr...@gmail.com>wrote:
>
>> It would not be efficient, immagin you log in, you stay 2 minutes and then
>> voluntarily log out, after 3 minutes another user comes in "on same pc" and
>> logs in, after 5 minutes the new user is logged out because of the 10
>> minutes in the <session-timeout>
>>
>> 2011/10/2 Anthony DePalma <fatef...@gmail.com>
>>
>>> Why don't you just set the<*session*-*timeout*>30</*session*-*timeout*>
>>> value in webxml to 10 minutes?
>>>
>>> On Sat, Oct 1, 2011 at 6:48 PM, Enrico Iorio <writetoenr...@gmail.com>wrote:
>>>
>>>>  In this website i need a system that logs the user out after 10
>>>> minutes. In order to login i use a simple procedure of inserting a user "in
>>>> my case called Lid" instance, and the logout invalidates the session,
>>>> additionally, when the user logs in a timertask within a timer starts, and
>>>> after 10 minutes invalidates the session. here the code:
>>>>
>>>> MyTask task=null;
>>>>
>>>>  private void setCurrent(String key, Object o){
>>>>
>>>>
>>>>
>>>>
>>>> getRequest().getSession().setAttribute(key,o);
>>>>
>>>> }
>>>>
>>>>    private <T> T getCurrent(String key){
>>>>
>>>>    T value=(T)getRequest().getSession().getAttribute(key);
>>>>
>>>>
>>>>
>>>>
>>>>   return value;
>>>> }
>>>>
>>>>   public void logIn(Lid lid){
>>>>
>>>>
>>>>
>>>>
>>>>     setCurrent("lid", lid);
>>>>     Timer timer=new Timer();
>>>>
>>>>
>>>>
>>>>
>>>>     task=new MyTask(getRequest().getSession());
>>>>
>>>>     System.out.println(task.toString());
>>>>
>>>>     timer.schedule(task,10*60*1000);
>>>>
>>>>  }
>>>>
>>>>   public void logOut(){
>>>>
>>>>     task.cancel();
>>>>     getRequest().getSession().invalidate();
>>>>
>>>>   }
>>>>
>>>> This is the MyTask code:
>>>>
>>>> public class MyTask extends TimerTask{
>>>>
>>>>   HttpSession session=null;
>>>>
>>>>   public MyTask(HttpSession session){
>>>>
>>>>
>>>>
>>>>
>>>>      this.session=session;
>>>>   }
>>>>
>>>>
>>>> @Override
>>>> public void run() {
>>>>
>>>>     session.invalidate();
>>>>   }
>>>>
>>>> The problem is that when i voluntarily log out, it throws an exception
>>>> because it says that the task variable is null, and so it becomes not
>>>> possible to call cancel() on the task variable. But i dont get it, after
>>>> logging in the variable is instantiated, its not null.
>>>>
>>>> Do you have some advise about this? Thank you
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> All of the data generated in your IT infrastructure is seriously
>>>> valuable.
>>>> Why? It contains a definitive record of application performance,
>>>> security
>>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>>> sense of it. IT sense. And common sense.
>>>> http://p.sf.net/sfu/splunk-d2dcopy2
>>>> _______________________________________________
>>>> Stripes-users mailing list
>>>> Stripes-users@lists.sourceforge.net
>>>> https://lists.sourceforge.net/lists/listinfo/stripes-users
>>>>
>>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> All of the data generated in your IT infrastructure is seriously
>>> valuable.
>>> Why? It contains a definitive record of application performance, security
>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>> sense of it. IT sense. And common sense.
>>> http://p.sf.net/sfu/splunk-d2dcopy2
>>> _______________________________________________
>>> Stripes-users mailing list
>>> Stripes-users@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/stripes-users
>>>
>>>
>>
>>
>> --
>> *Enrico Iorio*
>>
>>
>>
>> ------------------------------------------------------------------------------
>> All of the data generated in your IT infrastructure is seriously valuable.
>> Why? It contains a definitive record of application performance, security
>> threats, fraudulent activity, and more. Splunk takes this data and makes
>> sense of it. IT sense. And common sense.
>> http://p.sf.net/sfu/splunk-d2dcopy2
>> _______________________________________________
>> Stripes-users mailing list
>> Stripes-users@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/stripes-users
>>
>>
>
>
> ------------------------------------------------------------------------------
> All of the data generated in your IT infrastructure is seriously valuable.
> Why? It contains a definitive record of application performance, security
> threats, fraudulent activity, and more. Splunk takes this data and makes
> sense of it. IT sense. And common sense.
> http://p.sf.net/sfu/splunk-d2dcopy2
> _______________________________________________
> Stripes-users mailing list
> Stripes-users@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/stripes-users
>
>


-- 
*Enrico Iorio*
------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security
threats, fraudulent activity, and more. Splunk takes this data and makes
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2dcopy2
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