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what is association,aggregation and composition? what is the difference between them?

 
Dez Max
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Hi Folks,
I would like to know
what is association,aggregation and composition? what is the difference between them?
regs
Max
 
Ilja Preuss
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Hi Max,
this topic is discussed regularly here - a search on "association aggregation composition" should give you some usefull links.
It is also rather well explained in http://www.objectmentor.com/UMLFJP
[ February 26, 2003: Message edited by: Ilja Preuss ]
 
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