sorry to bother you again, but which email account do you want me to send the mail. do you mean this one or a different one; because this is the only address i've got.
do you want a short summary of the problem or do you want me to be more detailed? hope i don't annoy lukas > I was getting too much spam so require authentication on the Trac > now. The admins can be slow to grant accounts or enable Trac. If you > send me a report directly on e-mail I'll add it for you. > > Ian > > On Jul 9, 2008, at 3:55 PM, LukasGiessmann wrote: > >> Hi Ian, >> >> I know this is not the right space to place this question butI don´t >> know >> were else I should do it. >> Tried to get an account for http://trac.common-lisp.net/elephant; I >> wrote >> a mail to [EMAIL PROTECTED] but haven´t got an answer yet. >> Is there another possibility to mark this bug? >> >> Best regards >> Lukas >> >>> I haven't looked at that code in a bit, but I suspect that the right >>> thing happens if you just remove the association definition from >>> defclass and reevaluate the defclass form. Can you mark this as a >>> bug >>> in elephant so I can remember to look into it later? >>> >>> Thank you, >>> Ian >>> >>> On Jul 4, 2008, at 4:24 AM, LukasGiessmann wrote: >>> >>>> hello, >>>> >>>> since our last mail working with associations turned out to go quite >>>> well >>>> but one more problem came up: >>>> i tried to change the associations by removing it and replacing it >>>> by a >>>> new association. but the function "remove-association" only works >>>> partially. >>>> >>>> 1. in this one-to-one association the function doesn't work at all. >>>> --- >>>> (defpclass job() >>>> ((title :initarg :title :accessor title-of :index t) >>>> (company :initarg :company :accessor company-of :index t) >>>> (job-holder :initarg :job-holder :accessor job-holder-of :associate >>>> person))) >>>> >>>> (defpclass person() >>>> ((name :initarg :name :accessor name-of :index t) >>>> (job :initarg :job :accessor job-of :associate job))) >>>> --- >>>> >>>> an error message shows up: >>>> >>>> (remove-association *job1* 'job-holder *person1*) ; -> There is no >>>> applicable method for the generic function #<STANDARD-GENERIC- >>>> FUNCTION >>>> ELEPHANT::OID (1)> when called with arguments (NIL). >>>> >>>> same thing happens when i use the following statement: >>>> (setf (job-holder-of *job1*) nil) >>>> >>>> >>>> 2. by one-to-many associations generally nothing happens at all. >>>> --- >>>> (defpclass job() >>>> ((title :initarg :title :accessor title-of :index t) >>>> (company :initarg :company :accessor company-of :index t) >>>> (job-holders :accessor job-holders-of :associate (person job)))) >>>> >>>> (defpclass person() >>>> ((name :initarg :name :accessor name-of :index t) >>>> (job :initarg :job :accessor job-of :associate job))) >>>> --- >>>> >>>> it only works in this case: >>>> --- >>>> (drop-instance *person2*) >>>> (remove-association *job2* 'job-holders *person2*) >>>> --- >>>> >>>> >>>> 3. in the case of many-to-many associations everything goes fine. >>>> >>>> how do i get the "remove-association" function to work? >>>> are there other ways for changing associations? >>>> >>>> >>>> thank you for your help >>>> >>>> lukas >>>> >>>> _______________________________________________ >>>> elephant-devel site list >>>> elephant-devel@common-lisp.net >>>> http://common-lisp.net/mailman/listinfo/elephant-devel >>> >>> _______________________________________________ >>> elephant-devel site list >>> elephant-devel@common-lisp.net >>> http://common-lisp.net/mailman/listinfo/elephant-devel >>> >> >> >> _______________________________________________ >> elephant-devel site list >> elephant-devel@common-lisp.net >> http://common-lisp.net/mailman/listinfo/elephant-devel > > _______________________________________________ > elephant-devel site list > elephant-devel@common-lisp.net > http://common-lisp.net/mailman/listinfo/elephant-devel > _______________________________________________ elephant-devel site list elephant-devel@common-lisp.net http://common-lisp.net/mailman/listinfo/elephant-devel
