Subject: RE: Meeting Notes 02/13/2001
Comments regarding the meeting notes: 1) I am pleased to see so many people turned out. >>Comment one was that on the Registry Information Model on line 260 has another box to show where the content would be stored. <<>> Comment one is that Len thinks we need the ManagedObjectContent for clarification. 2) I am firm on my belief that a CONTENT does NOT need to be modeled. a) From a purist UML viewpoint, a model is synonomous with metadata (M1 level). To model content is to provide metadata about the content. Len's point is invalid, or more or less "inaccurate". Even the MS File Allocation Table (FAT) file management system does NOT model the content; it is ONLY provide metadata ABOUT the context so you can locate it, and manage it. FAT is a simple Registry. b) Modeling the CONTENT is only required if we are building a file handler / parser/ writer. Therefore, a content model should only be the format specification of the file itself, which is important to business applications that need to process this content. Which leads to a point that a registry is an application... c) I believe the compromise that was done (intrinsic vs extrinsic) was acceptable. They reflect similar concepts, the intrinsic artifacts need to be processed (parsed) since they are important to the functionality of an ebXML Registry, particularily classification schemes. Farrukh's implementation provided a way to add schemes, which is not specified in RIM. The classification scheme needed to be an XML document according to a non-specified DTD. Perhaps this is a whole in RIM?? I think the Len's point is not separation of modeled content from the metadata, but perhaps whether the registry has a PARSER available for that content. Perhaps the classifier is "parsable" or "indexable" - which, btw, I mentioned in Tokyo. >> Next Martin B. went through the metadata model they had for the core components. One of the key subjects discussed was the ability to query the content and not just the metadata. 3) Which gets to another point I made before, we should only allow content to be searched if we can parse and index it. Since we can store ANYTHING as ManagedObjectContent, do you want to search through a bunch of MPEG movies for anything that has an XML entity of <Party>?? Nonsense. Scott
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