session represents a user's session, while application represents the
application that users access.

-igor


On Sun, Mar 2, 2008 at 11:03 PM, Roberto Fasciolo
<[EMAIL PROTECTED]> wrote:
>
>  So, what are the responsibilities of the class org.apache.wicket.Session and
>  what's the contract between Session and org.apache.wicket.Application?
>
>  I'm asking because to me both them are a bit unclear (and the javadocs can't
>  help me in understand them at all).
>
>  -Roberto
>
>
>
>
>  igor.vaynberg wrote:
>  >
>  > it is that way so you can have a different auth strategy per session
>  > by overriding sesssion.getauthstrat()
>  >
>  > -igor
>  >
>  >
>  > On Sun, Mar 2, 2008 at 1:57 AM, Roberto Fasciolo
>  > <[EMAIL PROTECTED]> wrote:
>  >>
>  >>  Hi,
>  >>
>  >>  while trying profiling and debugging our application (which seems to
>  >> have
>  >>  some memory leak problems) I've found a strange thing in the constructor
>  >> of
>  >>  org.apache.wicket.Application.
>  >>
>  >>  When the object is constructed a new component instantiation listener is
>  >>  created with this code:
>  >>
>  >>                 // Install default component instantiation listener that
>  >> uses
>  >>                 // authorization strategy to check component
>  >> instantiations.
>  >>                 addComponentInstantiationListener(new
>  >> IComponentInstantiationListener()
>  >>                 {
>  >>                         /**
>  >>                          * @see
>  >>
>  >> 
> org.apache.wicket.application.IComponentInstantiationListener#onInstantiation(org.apache.wicket.Component)
>  >>                          */
>  >>                         public void onInstantiation(final Component
>  >> component)
>  >>                         {
>  >>                                 // If component instantiation is not
>  >> authorized
>  >>                                 if
>  >> (!Session.get().getAuthorizationStrategy().isInstantiationAuthorized(
>  >>                                         component.getClass()))
>  >>                                 {
>  >>                                         // then call any unauthorized
>  >> component instantiation
>  >>                                         // listener
>  >>
>  >> getSecuritySettings().getUnauthorizedComponentInstantiationListener()
>  >>
>  >> .onUnauthorizedInstantiation(component);
>  >>                                 }
>  >>                         }
>  >>                 });
>  >>
>  >>
>  >>  But while having a look at the Session object I've found out that
>  >>  getAuthorizationStrategy() is calling back Application:
>  >>
>  >>         /**
>  >>          * @return The authorization strategy for this session
>  >>          */
>  >>         public IAuthorizationStrategy getAuthorizationStrategy()
>  >>         {
>  >>                 return
>  >> getApplication().getSecuritySettings().getAuthorizationStrategy();
>  >>         }
>  >>
>  >>
>  >>  I wonder why it has been implemented in that way. Could this statement:
>  >>
>  >>  if
>  >>
>  >> 
> (!Session.get().getAuthorizationStrategy().isInstantiationAuthorized(component.getClass()))
>  >>
>  >>  be rewritten as:
>  >>
>  >>  if
>  >>
>  >> 
> (!getSecuritySettings().getAuthorizationStrategy().isInstantiationAuthorized(component.getClass()))
>  >>
>  >>  ??
>  >>
>  >>  -Roberto
>  >>
>  >>
>  >>
>  >>  --
>  >>  View this message in context:
>  >> 
> http://www.nabble.com/Strange-thing-in-Application-constructor-tp15786017p15786017.html
>  >>  Sent from the Wicket - User mailing list archive at Nabble.com.
>  >>
>  >>
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