On 2013-04-09, at 7:23 PM, Ramsey Gurley wrote: > > On Apr 9, 2013, at 5:50 PM, Chuck Hill wrote: > >> >> On 2013-04-09, at 5:48 PM, Ramsey Gurley wrote: >> >>> displayGroup.setObjectArray()? >>> >>> Also, NSDictionaries? Gross. It sounds like your gut is telling you >>> something. Listen to it. Java has Objects and Interfaces. Use them. >>> >>> I despise looking at Java code when all I see is an array of dictionaries >>> which holds more arrays which have yet more dictionaries full of arrays and >>> so on. Dictionaries are opaque. You don't know what's in them. Magic keys, >>> magic values, and zero javadoc to explain any of it. In the end, it results >>> in the least maintainable and most confusing code imaginable. >> >> aka Direct To Web :-P > > I lol'ed. But I was thinking more like this: > > http://stackoverflow.com/questions/3826891/java-map-anti-pattern
I am with you there, but that was just too funny of a reply for me to pass it by. Chuck > > I consider a d2wmodel to be not much different from an eomodel. Both are > dictionaries. The keys are pretty well defined by the objects that use them. > Both models provide a place for documentation. And with d2w, it's generally > unadvisable to push the d2wContext, so your keys are almost exclusively > defined in a rule model. > > Watching java code pass around NSMutableDictionary makes me want to gouge my > eyes out. Oh look, the key IS an array. How nice. I don't even know what's in > the array either. Where did that come from? Well, that mutable dictionary is > available via a public method called by 17 different classes. Fantastic. > Let's all play "Hunt through the spaghetti code." > > Seriously. Gross. > > Ramsey > >>> On Apr 9, 2013, at 5:10 PM, Paul Hoadley wrote: >>> >>>> Hello, >>>> >>>> I needed to display the content of an array of NSDictionary objects, and >>>> without thinking I just loaded them into an ERXDisplayGroup via an >>>> EOArrayDataSource: >>>> >>>> EODataSource ds = new EOArrayDataSource(EOClassDescription >>>> .classDescriptionForClass(NSDictionary.class), editingContext()); >>>> >>>> Two observations followed: >>>> >>>> 1. This works. I guess that pretty much answers my question, but are >>>> there any undesirable side-effects? (I probably shouldn't be specifying >>>> the component's EOEditingContext up there. I should change that to >>>> ERXEC.newEditingContext().) >>>> >>>> 2. Not surprisingly the code throws an exception at runtime: >>>> >>>> ERROR ERXEntityClassDescription - Unable to register descriptions for >>>> class: com.webobjects.foundation.NSDictionary >>>> java.lang.RuntimeException: Dummy >>>> >>>> Can I safely catch and/or ignore that? >>>> >>>> In short, I'd like to use all the nice ERXDisplayGroup machinery, but the >>>> objects are NSDictionaries. Am I likely to regret this in the future? >>>> >>>> >>>> -- >>>> Paul Hoadley >>>> http://logicsquad.net/ >>>> >>>> >>>> >>>> _______________________________________________ >>>> Do not post admin requests to the list. They will be ignored. >>>> Webobjects-dev mailing list ([email protected]) >>>> Help/Unsubscribe/Update your Subscription: >>>> https://lists.apple.com/mailman/options/webobjects-dev/rgurley%40smarthealth.com >>>> >>>> This email sent to [email protected] >>> >>> _______________________________________________ >>> Do not post admin requests to the list. They will be ignored. >>> Webobjects-dev mailing list ([email protected]) >>> Help/Unsubscribe/Update your Subscription: >>> https://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net >>> >>> This email sent to [email protected] >> >> -- >> Chuck Hill >> Executive Managing Partner, VP Development and Technical Services >> >> Practical WebObjects - for developers who want to increase their overall >> knowledge of WebObjects or who are trying to solve specific problems. >> http://www.global-village.net/gvc/practical_webobjects >> >> Global Village Consulting ranks 13th in 2012 in BIV's Top 100 Fastest >> Growing Companies in B.C! >> Global Village Consulting ranks 76th in 24th annual PROFIT 200 ranking of >> Canada’s Fastest-Growing Companies by PROFIT Magazine! >> >> >> >> >> >> >> >> >> >> >> >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Webobjects-dev mailing list ([email protected]) >> Help/Unsubscribe/Update your Subscription: >> https://lists.apple.com/mailman/options/webobjects-dev/ramseygurley%40gmail.com >> >> This email sent to [email protected] > -- Chuck Hill Executive Managing Partner, VP Development and Technical Services Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/gvc/practical_webobjects Global Village Consulting ranks 13th in 2012 in BIV's Top 100 Fastest Growing Companies in B.C! Global Village Consulting ranks 76th in 24th annual PROFIT 200 ranking of Canada’s Fastest-Growing Companies by PROFIT Magazine! _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to [email protected]
