no tak ich napriklad
vypisat.
toto sa teda pomocou HQL da spravit ?
velmi pekne dakujem
Ivan
- Original Message
From: Java
To: Java
Subject: Re: pouzitie discriminator v Hibernate
Date: 17/06/08 09:56
Bohuzel nemam zkusenost s criteria API ale v HQL to normalne jede
... at
ravit ?
velmi pekne dakujem
Ivan
- Original Message
From: Java
To: Java
Subject: Re: pouzitie discriminator v Hibernate
Date: 17/06/08 09:56
Bohuzel nemam zkusenost s criteria API ale v HQL to normalne jede ... at
je role abstraktni a nebo neni, vzdyt
discriminator teto a
o: Java
Subject: Re: pouzitie discriminator v Hibernate
Date: 17/06/08 09:56
>
> Bohuzel nemam zkusenost s criteria API ale v HQL to normalne jede ... at
je role abstraktni a nebo neni, vzdyt
> discriminator teto abstraktni tridz se v tabulce nevyskytuje, ne?
>
> Jirka
>
> Ivan Po
e objekt s id 4667772 je typu C5. getIds je Vector premennych typu
Long.
Ivan
- Original Message
From: Java
To: Java
Subject: RE: pouzitie discriminator v Hibernate
Date: 10/06/08 18:44
a jakeho typu je ten objekt s id 4667772? neni problem v
posledna je
trieda C1 az C4 co su potomkovania A, a C5 az C8 su potomkovia B.
konretne
je objekt s id 4667772 je typu C5. getIds je Vector premennych typu
Long.
Ivan
- Original Message
From: Java
To: Java
Subject: RE: pouzitie discriminator v Hibernate
Date: 10/06/08
id 4667772 je typu C5. getIds je Vector premennych typu Long.
Ivan
- Original Message
From: Java
To: Java
Subject: RE: pouzitie discriminator v Hibernate
Date: 10/06/08 18:44
a jakeho typu je ten objekt s id 4667772? neni problem v tom getId
: RE: pouzitie discriminator v Hibernate
Date: 10/06/08 18:44
> a jakeho typu je ten objekt s id 4667772? neni problem v tom getId()?
>
>
> :Object with id: 4667772 was not of the specified subclass: sk.x.A
> (Discriminator: 1 ); nest
a jakeho typu je ten objekt s id 4667772? neni problem v tom getId()?
...:Object with id: 4667772 was not of the specified subclass: sk.x.A
(Discriminator: 1 ); nested exception is
org.hibernate.WrongClassException: Object with id: 4667772 was not of
-
From: Java
To: Java
Subject: Re: pouzitie discriminator v Hibernate
Date: 10/06/08 18:09
> Dne Tuesday 10 of June 2008 15:58:27 Ivan Polak napsal(a):
> > no praveze to nejako nefunguje: vypisuje to chybu:
> >
> > .Object with id: 4667772 was not of th
Dne Tuesday 10 of June 2008 15:58:27 Ivan Polak napsal(a):
> no praveze to nejako nefunguje: vypisuje to chybu:
>
> .Object with id: 4667772 was not of the specified subclass: sk..A
> (Discriminator: 1 ); nested exception is
> org.hibernate.WrongClassException: Object with id: 4667772 was
sk..A
(Discriminator: 1 ); nested exception is
org.hibernate.WrongClassException: Object with id: 4667772 was not of the
specified subclass: sk.x.A (Discriminator: 1 )
Ivan
- Original Message
From: Java
To: Java
Subject: Re: pouzitie discriminator v Hibernate
Date
podla stlpca typ
vytvaral podla hodnoty discriminator-value instancie tych "spravych" tried.
dakujem
Ivan
- Original Message
From: Java
To: konference@java.cz
Subject: pouzitie discriminator v Hibernate
Date: 10/06/08 17:46
Zdravim konferenciu,
na pouzitie discrim
)
Ivan
- Original Message
From: Java
To: Java
Subject: Re: pouzitie discriminator v Hibernate
Date: 10/06/08 17:53
>
> Ahoj Ivane,
>
> no to samozrejme jde. Dotaz "from A" ti vrati vsechny prvky typu
A (tj. instance tridy B, C, ...). Samozrejme nejde
&
Myslím že by mělo fungovat
session.createCritera(A.class).list()
přičemž výsledek bude List
Dne Tuesday 10 of June 2008 15:45:59 Ivan Polak napsal(a):
> Zdravim konferenciu,
>
> na pouzitie discriminator-a v Hibernate mam jednu zvlastnu poziadavku. mam
> tabulku ktora ma stlpec typ. k tejto tabu
: Java
To: konference@java.cz
Subject: pouzitie discriminator v Hibernate
Date: 10/06/08 17:46
> Zdravim konferenciu,
>
> na pouzitie discriminator-a v Hibernate mam jednu zvlastnu poziadavku. mam
> tabulku ktora ma stlpec typ. k tejto tabulke patri abstract trieda, nech
sa
> vola
Ahoj Ivane,
no to samozrejme jde. Dotaz "from A" ti vrati vsechny prvky typu A (tj. instance tridy B, C, ...). Samozrejme nejde
pomoci Hibernate neco ulozit jako instanci tridy B a pak to chtit cist jako instance tridy A, i kdyz je trida A predek
tridy B) natoz pokud A je abstraktni trida.
S
Zdravim konferenciu,
na pouzitie discriminator-a v Hibernate mam jednu zvlastnu poziadavku. mam
tabulku ktora ma stlpec typ. k tejto tabulke patri abstract trieda, nech sa
vola A. a mam 8 tried ktore su potomkami tejto abstract triedy a kazda ma
svoj vlastny typ, povedzme "1" az "8" (discriminator
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