hi brain, an example would be nice, i know, that i can not access an anonymous-key in java :-)
the reason why i find this useful is, because of having clean JavaBeans for database. not blown up with eg carId (when i am also reffering to a car) but armin told, that anonymous-keys not available in 1.0.rc5..? now i am really confused :-) greetings ralf --- Brian McCallister <[EMAIL PROTECTED]> schrieb: > I declare PK's anonymous quite frequently. I will > post an example when > I get in to work =) Basically it works just like > normal, you still > refer to it by the name attribute (though I tend to > use THIS_STYLE for > names for anon keys to make sure it is clear you > cannot de-reference > them in the Java. > > -Brian > > On Feb 3, 2004, at 6:10 AM, Armin Waibel wrote: > > > Hi Ralf, > > > > > but in my case the own idīs > > > of a class where anonymous too, > > > is that the matter? > > > > AFAIK we don't have a test case that mix this > stuff. > > Think it is not allowed to declare a PK field > anonymous. > > Recommend you to setup a test case similar to the > examples in test > > suite or docu > (http://db.apache.org/ojb/tutorial3.html#Mapping 1:1 > > > associations). As recently as your test pass start > to tweak ;-) > > > > regards, > > Armin > > > > > > Ralf Bode wrote: > >> Hi Armin, again... > >> ...sorry... > >> i looked in samples you told me! > >> (thanks for tipps!) > >> but i have all so like > >> 1:1-relationship > >> org.apache.ojb.broker.ObjectRepository$Group > >> org.apache.ojb.broker.ObjectRepository$Componente > >> (access="anonymous" for reffered ids) > >> but in my case the own idīs > >> of a class where anonymous too, > >> is that the matter? > >> but i donīt think so, because > >> for car and customer a id is "generated". > >> But only!!! the reffered id (in customer for car > is "null") > >> ...strangely... isnīt it ? > >> perhaps i can send it to list / to you? > >> (i asked, because i will not blow up list > >> with my (i think) foolishness) > >> thanks for your patience! > >> ralf > >> --- Armin Waibel <[EMAIL PROTECTED]> schrieb: > > Hi > >> Ralf, > >>> Ralf Bode wrote: > >>> > >>>> hi ... again :-( > >>>> > >>>> it is really frustratingly... > >>>> i turned OTM->true > >>>> made: > >>>> customer.setCar(car) > >>>> broker.store(customer); > >>>> > >>> > >>> I don't know what's wrong with your test, but > this > >>> will definitely work with the PB-api. > >>> You can find many examples in test suite, e.g. > >>> ...broker.AnonymousFieldsTest. > >>> > >>> regards, > >>> Armin > >>> > >>> > >>>> but same... > >>>> customer is in DB, car not! > >>>> :-( > >>>> > >>>> i have read in aritcle in german-javamag > >>>> on OJB there was said "all is nice" > >>>> > >>>> or am i to stuid? > >>>> > >>>> i though it would be possible > >>>> to store "customer" and his car... > >>>> has anyone a "runnig"-case for an idot, like > me? > >>>> > >>>> thanks! > >>>> > >>>> > >>>> > >>>> > >>>> --- Brian McCallister > >>>> <[EMAIL PROTECTED]> schrieb: > > >>> > >>> Objects > >>> > >>>> are not automatically stored by reachability > >>>> > >>>> > >>>>> -- the car isn't inserted because it is > attached to Customer. This > >>>>> *can* actually be done in the OTM if Car is a > truly dependent > >>>>> object > >>>>> (otm-dependent attribute), but in the PB an > object must be made > >>>>> explicitly persistent. > >>>>> > >>>>> broker.store(ca); > >>>>> broker.store(cu); > >>>>> > >>>>> -Brian > >>>>> > >>>>> On Feb 2, 2004, at 3:13 PM, Ralf Bode wrote: > >>>>> > >>>>> > >>>>> > >>>>>> Hi Brian, > >>>>>> now i got an "anonym" id > >>>>>> (very nice, so i now have "pure" javaBeans > >>>>>> no technicals in it :-) > >>>>>> > >>>>>> i made > >>>>>> cu = new Custiomer(); > >>>>>> ca = new Car(); > >>>>>> cu.setCar(ca); > >>>>>> broker.store(cu); > >>>>>> > >>>>>> now only a customer was in DB > >>>>>> > >>>>>> i must add the "auto-*" in descriptor: > >>>>>> <reference-descriptor > >>>>>> name="car" > >>>>>> class-ref="de.ralle.Car" > >>>>>> auto-retrive="true" > >>>>>> auto-update="true" > >>>>>> auto-delete="true"> > >>>>>> <foreignkey field-ref="carId"/> > >>>>>> </reference-descriptor> > >>>>>> > >>>>>> now i have a car and a customer, > >>>>>> but custumer.carId is "null" in database... > >>>>>> of course carId is anonym too! ... > >>>>>> > >>>>>> any idea? or am i to silly > >>>>>> and i must do pure sql ... as a penalty... ? > :-) > >>>>>> > >>>>>> > >>>>>> in table customer is: > >>>>>> CREATE TABLE CUSTOMER > >>>>>> ( > >>>>>> ID INT PRIMARY KEY AUTO_INCREMENT, > >>>>>> CARID INT, > >>>>>> FOREIGN KEY (CARID) REFERENCES CAR(ID) > >>>>>> ); > >>>>>> > >>>>>> thanks! > >>>>>> > >>>>>> --- Ralf Bode <[EMAIL PROTECTED]> schrieb: > > >>>>> > >>>>> Thanks > >>>>> > >>>>> > >>>>>> Brian, > >>>>>> > >>>>>> > >>>>>>> but do you mean with "anonymous" keys ? > >>>>>>> > >>>>>>> now i have (in classes): > >>>>>>> CUSTOMER > >>>>>>> car: Car > >>>>>>> carId: int > >>>>>>> > >>>>>>> CAR: > >>>>>>> id: int > >>>>>>> > >>>>>>> (and the XML desc for it like in mail > before) > >>>>>>> am i with anon.keys able to "see" car-fk in > >>>>>>> database-table CUSTOMER? > >>>>>>> after: > >>>>>>> broker.store(customer); ? > >>>>>>> > >>>>>>> thanks again, and thanks for your patience. > >>>>>>> greetings! > >>>>>>> > >>>>>>> > >>>>>>> > >>>>>>> > === message truncated === __________________________________________________________________ Gesendet von Yahoo! 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