Thanks everyone for all the help. On Feb 19, 1:58 am, Fabio Maulo <[email protected]> wrote: > sorry > access="field.camelcase-underscore" > > 2010/2/18 Fabio Maulo <[email protected]> > > > > > > > Good tip. > > btw the mapping should be to the property; for the provided example it look > > as: > > <property name="Column" access="camelcase-underscore"/> > > > 2010/2/18 Mohamed Meligy <[email protected]> > > > I think the simplest way to implement this (regardless of whether it's > >> right thing or what reasons make you ask for it) is to map a nullable enum > >> FIELD, and make a property (that is NOT mapped in NH), which reads and > >> writes the field value. > > >> something like: > >> * > >> * > >> *//Mapped in NH, nullable > >> private EnumType? _column; > > >> //MOT mapped in NH > >> public EnumType Column > >> { > >> * > >> *get > >> { > >> * > >> *if(_column.GetValueOrDefault() == EnumType.None) //if null or none > >> * > >> *return EnumType.None; > >> * > >> *return _column; > >> * > >> *} > >> set > >> { > >> * > >> *if(value == EnumType.None) > >> * > >> *_column = null; > >> * > >> *_column = value; > >> * > >> *} > >> * > >> *} > >> * > > >> -- > >> Mohamed Meligy > >> Senior Developer, Team Lead Backup (.Net Technologies - TDG - > >> Applications) > >> Injazat Data Systems > >> P.O. Box: 8230 Abu Dhabi, UAE. > > >> Phone: +971 2 6992700 > >> Direct: +971 2 4045385 > >> Mobile: +971 50 2623624, +971 55 2017 621 > > >> E-mail: [email protected] > >> Weblog:http://gurustop.net > >> Sent from Dubai, United Arab Emirates > > >> On Thu, Feb 18, 2010 at 2:41 PM, Diego Mijelshon > >> <[email protected]>wrote: > > >>> In any case, you should use a nullable enum property instead of a "NONE" > >>> value. > >>> My impression is that you are designing your domain based on display > >>> concerns. > > >>> Diego > > >>> On Thu, Feb 18, 2010 at 00:46, Fabio Maulo <[email protected]> wrote: > > >>>> IUserType if you have time to implements it otherwise just keep 0 and 1 > >>>> since MyEnum is different than MyEnum? > > >>>> I would know who said that 0 = null. > > >>>> 2010/2/17 Peter4922 <[email protected]> > > >>>> Hi, > > >>>>> I have a table with requests and a corresponding request class. > > >>>>> A request has a property called Type which is a C# enumeration. > >>>>> Possible types are NONE=0, TRICKLEFEED=1, etc. > > >>>>> When the type is NONE the value 0 is stored in the database. For > >>>>> TRICKLEFEED 1 is stored in the DB. > > >>>>> How can I setup NHibernate to map null in the database to type NONE > >>>>> (the database column does allow null values). I could use > >>>>> ICompositeUserType but that seems overkill of this situation. > > >>>>> Any suggestions ... ? > > >>>>> Kind Regards > > >>>>> Peter > > >>>>> -- > >>>>> You received this message because you are subscribed to the Google > >>>>> Groups "nhusers" group. > >>>>> To post to this group, send email to [email protected]. > >>>>> To unsubscribe from this group, send email to > >>>>> [email protected]<nhusers%[email protected] > >>>>> > > >>>>> . > >>>>> For more options, visit this group at > >>>>>http://groups.google.com/group/nhusers?hl=en. > > >>>> -- > >>>> Fabio Maulo > > >>>> -- > >>>> You received this message because you are subscribed to the Google > >>>> Groups "nhusers" group. > >>>> To post to this group, send email to [email protected]. > >>>> To unsubscribe from this group, send email to > >>>> [email protected]<nhusers%[email protected] > >>>> > > >>>> . > >>>> For more options, visit this group at > >>>>http://groups.google.com/group/nhusers?hl=en. > > >>> -- > >>> You received this message because you are subscribed to the Google Groups > >>> "nhusers" group. > >>> To post to this group, send email to [email protected]. > >>> To unsubscribe from this group, send email to > >>> [email protected]<nhusers%[email protected] > >>> > > >>> . > >>> For more options, visit this group at > >>>http://groups.google.com/group/nhusers?hl=en. > > >> -- > >> You received this message because you are subscribed to the Google Groups > >> "nhusers" group. > >> To post to this group, send email to [email protected]. > >> To unsubscribe from this group, send email to > >> [email protected]<nhusers%[email protected] > >> > > >> . > >> For more options, visit this group at > >>http://groups.google.com/group/nhusers?hl=en. > > > -- > > Fabio Maulo > > -- > Fabio Maulo
-- You received this message because you are subscribed to the Google Groups "nhusers" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/nhusers?hl=en.
