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Pretty much.



I'd prefer to use the word 'delegate' - the Swing models are used as delegates to access the underlying data model. You may need to implement a few more methods for the delegate,...

I believe I understand the original problem - the suggestion for using a Tree was not to directly address that problem. Rather, it was an indirect suggestion about how the 'model' of your program is...

I don't know what you mean by 'cloned attribute', but presuming it is a member of the same 'interface' as the attribute it is 'cloned' from, then a tree data structure sounds like something to...

Complicated indeed...but I still don't understand why you need to know which attributes were removed. I ask this question in the off chance there may be a better way to design the app based upon the...

Why do you need the removed elements? Can you deal with the removed elements in the portion of code that removes them rather than using a Listener?