I switched to local variables and now it works perfectly.
On 23 Dez., 10:05, "l.denardo" wrote:
> I don't fully understand your problem (maybe a few lines of code will
> help).
>
> Anyway:
> *Member variables in action handlers are usually created as they
> should, empty, for my experience
> *Memcache is shared across all application instances, so if you
> populate your map using the memcache value and then check for it, your
> map will always contain the same items once cache is populated.
>
> i.e. what is expected is something like
>
> private Map cacheMap = new HashMap Serializable>();
> //map will be empty
> cacheMap.put( memcacheServiceInstance.get(key) );
> //cacheMap will be populated always with the same value, if provided
> key results in a memcache hit
>
> Regards
> Lorenzo
>
> On Dec 22, 12:55 pm, Sky wrote:
>
> > Hi all,
>
> > I use gwt-dispatch in a project and now I have a question concerning
> > the gwt-dispatch framework and member variables in ActionHandlers.
> > I use guice on server side and bind the ActionHandlers as follow:
> > bindHandler(GetXYHandler.class); <- this is per definition no
> > singleton!
>
> > In GetXYHandler I have a member variable, which stores the data
> > retrieved from Googles MemCacheService:
> > private Map cacheMap = new HashMap > Serializable>();
>
> > When making a server request in the execute method of GetXYHandler the
> > cacheMap is filled with objects, when a cache hit in memcache occurs -
>
> > > the cacheMap member variable is not empty anymore!
>
> > My understanding of member variables (in example "cacheMap") is, that
> > they should be created new in each serverCall if they are not static.
> > In my case the cacheMap should be empty each time when the execute
> > method is called.
> > In my local tests the behaviour is somewhat different. When I test it
> > in debug modus locally (different user calls), the cacheMap stays
> > always filled like a static variable. Is this the normal behaviour of
> > member variables of Actionhandlers? My understanding would say this is
> > very curious, because its not a singleton?
> > If this is normal behaviour, no member variables could be used,
> > because they would not be synchronized...
>
> > Thanks for your help!
>
>
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