Ok, but I have tried using @PostConstruct also and it is called as many times as the constructor.... :-|
BTJ On Sat, 08 Nov 2014 13:41:49 +0100 Ludovic Pénet <l.pe...@senat.fr> wrote: > Having an "init" method called once at the beginning is the purpose of > @PostConstruct. > > I may not use the right words, but the @PostConstruct method will be called > only once, when the bean is instantiated, even if navigation triggers > serialization and multiple objects are instantiated. > > It will work this way independently of using @ManagedBean or @Named. > > I bumped my head in walls and trees when I had exactly your problem... :) > > @+! > > Le 8 novembre 2014 13:21:08 UTC+01:00, "Bjørn T Johansen" <b...@havleik.no> a > écrit : > >Yes, I tried using Weld and CDI but with the same result. > >Also I do not do bean init stuff in the consctructor but in a > >init-method that I am trying to make sure is called only once, which do > >not seem to be > >that easy..... > > > > > >BTJ > > > >On Sat, 08 Nov 2014 13:13:35 +0100 > >Ludovic Pénet <l.pe...@senat.fr> wrote: > > > >> I would rather use @Named / @Inject, which are more powerful than > >@ManagedBean / @ManagedProperty. You can inject more stuff, in more > >places with less side effects. You would have less side effects with > >properties serialization and such things. > >> > >> I also usually prefer Deltaspike @ViewAccessScoped to @ViewScope. > >With @ViewAccessScoped, your bean will live as long as it is used > >during user navigation. I find it more handier than @ViewScoped and > >even @FlowScoped, as it requires no configuration. > >> > >> Finally, I stopped doing bean init stuff in constructors. Objects are > >instantiated during serialization. I prefer to use @PostConstruct for > >init and @PreDestroy for termination stuff. > >> > >> Hope this helps. > >> > >> Ludovic > >> > >> Le 7 novembre 2014 22:22:07 UTC+01:00, "Bjørn T Johansen" > ><b...@havleik.no> a écrit : > >> >That I can do... :) > >> > > >> >Attached... > >> > > >> > > >> >BTJ > >> > > >> >On Fri, 7 Nov 2014 16:14:55 -0500 > >> >"Howard W. Smith, Jr." <smithh032...@gmail.com> wrote: > >> > > >> >> That's fine. > >> >> > >> >> Can you provide your XHTML and java bean definition (source code) > >> >here? You > >> >> provided a little bit of your java bean in primefaces forum. > >> >> > >> >> Your XHTML and java bean may help us on this list to help you. > >> >> > >> >> > >> >> On Fri, Nov 7, 2014 at 4:11 PM, Bjørn T Johansen <b...@havleik.no> > >> >wrote: > >> >> > >> >> > Yes, I did.. But since I did not get any answer there and I > >thought > >> >that > >> >> > this was more a JSF question than a PrimeFaces question, I > >thought > >> >I should > >> >> > try here.... Was that wrong? > >> >> > > >> >> > BTJ > >> >> > > >> >> > On Fri, 7 Nov 2014 15:58:59 -0500 > >> >> > "Howard W. Smith, Jr." <smithh032...@gmail.com> wrote: > >> >> > > >> >> > > Interesting, you asked the same question in PrimeFaces forum. > >> >> > > > >> >> > > http://forum.primefaces.org/viewtopic.php?f=3&t=40267 > >> >> > > > >> >> > > > >> >> > > On Fri, Nov 7, 2014 at 3:42 PM, Bjørn T Johansen > ><b...@havleik.no> > >> >wrote: > >> >> > > > >> >> > > > I trying to create a webapplication using request and/or > >> >viewscope > >> >> > instead > >> >> > > > of sessionscope, which I have always used... (Neved needed > >to > >> >concern > >> >> > > > myself with memory usage in the apps I have implemented.. :) > >) > >> >> > > > But I now have a problem using @ViewScoped.. > >> >> > > > When I access index.xhtml which uses a managed bean in > >> >viewscope, the > >> >> > > > constructor is called multiple times. And the same with an > >init > >> >> > method, that > >> >> > > > should be called only once. I am using..: > >> >> > > > > >> >> > > > <f:metadata> > >> >> > > > <f:viewAction action="#{calendarController.initPrices}" > >/> > >> >> > > > </f:metadata> > >> >> > > > > >> >> > > > <h:head>...... > >> >> > > > > >> >> > > > to call the init method, but I have also tried using f:event > >> >> > prerenderView > >> >> > > > and also @PostConstruct but I am not able to make the bean > >call > >> >the > >> >> > init > >> >> > > > method only once... > >> >> > > > > >> >> > > > What am I missing? > >> >> > > > > >> >> > > > > >> >> > > > Regards, > >> >> > > > > >> >> > > > BTJ > >> >> > > > -- > >> >> > > > > >> >> > > > > >> >> > > >> > >>----------------------------------------------------------------------------------------------- > >> >> > > > Bjørn T Johansen > >> >> > > > > >> >> > > > b...@havleik.no > >> >> > > > > >> >> > > > > >> >> > > >> > >>----------------------------------------------------------------------------------------------- > >> >> > > > Someone wrote: > >> >> > > > "I understand that if you play a Windows CD backwards you > >hear > >> >strange > >> >> > > > Satanic messages" > >> >> > > > To which someone replied: > >> >> > > > "It's even worse than that; play it forwards and it installs > >> >Windows" > >> >> > > > > >> >> > > > > >> >> > > >> > >>----------------------------------------------------------------------------------------------- > >> >> > > > > >> >> > > >> >> > >
