Right, which is basically how I do all my designs, with slight variances of course. But that didn't sound like what the author of the article posted was talking about. Maybe I just read it wrong or something, but it didn't really make much, logical, sense to me.
-Nick On 4/21/05, James Carman <[EMAIL PROTECTED]> wrote: > > > Eric Evans (the author of Domain-Driven Design, which Fowler references) > would not recommend that a User object knows how to store itself in a > database. He would recommend creating a UserRepository class which > represents the "set" of all of the User objects in the system. From the > outside, the UserRepository should look and feel like an in-memory > collection of User objects. Now, that repository could be implemented as > exactly that, an in-memory collection. Or, more likely, it would be > implemented using something like Hibernate (see my article at > TheServerSide.com for an example of this), JDO, or just plain JDBC. > > > > -----Original Message----- > From: Nick Stuart [mailto:[EMAIL PROTECTED] > Sent: Thursday, April 21, 2005 11:27 AM > To: [email protected] > Subject: Re: Anemic Domain Model > > > So basically he is saying that the application layer should do nothing more > then call the Domain Layer objects which do all the work? In other words, > not only does the Uesr object store the data, but also knows how to do > everything else with the user as well right? (save to the database, load, > delete, etc) > > I dont know, but that just feels wrong to me. The data is just that, data. I > treat my simple POJO beans like that and everything seems to work out fine > for me. My services are responisble for loading, saving, creating the data > and thats it. What woud I gain by putting that in the User itself? He never > mentions what you gain, just that you loose a lot of OO usuability (but > never mentions specifics). > > His so called anti-pattern goes against almost everything I've read or been > taught. But thats just me. > > -Nick > > > On 4/19/05, Luke Renn <[EMAIL PROTECTED]> wrote: > > Hello List, > > > > I was just reading this: > > http://www.martinfowler.com/bliki/AnemicDomainModel.html > and was > > wondering what Hivemind users think about it. > > > > Do you agree? If not, what kinds of tasks to you leave for your > > services, and what kind of logic do you reserve for your domain. > > > > -- > > Luke | PGP: 0xFBE7D8AF > > [EMAIL PROTECTED] | 2A44 9EB2 F541 C1F2 D969 56E3 8617 5B7F FBE7 > > D8AF > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: > [EMAIL PROTECTED] > > For additional commands, e-mail: > [EMAIL PROTECTED] > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: > [EMAIL PROTECTED] > For additional commands, e-mail: > [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
