On Wednesday, September 14, 2011 3:44:07 PM UTC-4, Tim Scott wrote:
>
> I didn't notice that CharBooleanType is abstract. There's TrueFalseType and 
> YesNo type, neither of which are what you need. Two ideas:
>
> One of the answers to this post says you can do it with query substitutions 
> alone. You might try that. You probably want to set query substitutions in 
> any case.
>
> http://stackoverflow.com/questions/7404991/fluentnhibernate-how-to-map-database-char-to-c-bool
>
> But there is no XML configuration for FluentNHibernate, so I don't 
understand how query subsititution works.
 

> Otherwise, you can do it for sure with a custom IUserType:
>
> http://lostechies.com/rayhouston/2008/03/23/mapping-strings-to-booleans-using-nhibernate-s-iusertype/
>
> Copy the sample code and just change the NullSafeGet and NullSafeSet to the 
> behavior you want. Then map your custom type in FNH (instead of 
> CharBooleanType).
>
After some research, I kinda realized that I may have to implement my own 
user type, but then thought if this is an overkill for such a small task 
(converting a char/string to bool).  This kind of casting comes up pretty 
often, maybe this should be built into FluentNHibernate?  But for now, if 
this is something I have to do, I'll do it. Not the next time. :-)

>
> On Wednesday, September 14, 2011 at 1:43 PM, Influently NHiberater wrote:
>
> > 
> > On Wednesday, September 14, 2011 2:26:13 PM UTC-4, Influently NHiberater 
> wrote: 
> > > 
> > > On Wednesday, September 14, 2011 1:55:39 PM UTC-4, Tim Scott wrote: 
> > > > Try this: 
> > > > Map(x=>x.IsActive).Column("is_active").CustomType<CharBooleanType>() 
> > > > -- 
> > > > Tim Scott
> > > > Lunaverse Software 
> > 
> > 
> > OK, just found that CharBooleanType is under NHibernate.Type. So, I tried 
> like what you said:
> > 
> > Map(x => 
> x.IsActive).Column("is_active").CustomType<NHibernate.Type.CharBooleanType>();
> > 
> > No build error, but at compile time, I got this:
> > 
> > An invalid or incomplete configuration was used while creating a 
> SessionFactory. Check PotentialReasons collection, and InnerException for 
> more detail.
> > 
> >  ----> FluentNHibernate.Cfg.FluentConfigurationException : An invalid or 
> incomplete configuration was used while creating a SessionFactory. Check 
> PotentialReasons collection, and InnerException for more detail. 
> > 
> >  ----> NHibernate.MappingException : Could not compile the mapping 
> document: (XmlDocument)
> >  ----> NHibernate.MappingException : Could not instantiate IType 
> CharBooleanType: System.MissingMethodException: Cannot create an abstract 
> class. 
> > 
> > 
> > 
> > 
> > 
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