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Confused of Design patterns Diagrams

loki loki
Greenhorn

Joined: Oct 08, 2005
Posts: 1
Hi all

i am preparing for part1 .i am reading M cade and paul allen books.

paul allen guide there is code along with UML diagram and same pattern cade book the UML diagram is different from the previous one.

i am not talking about interface and abstract class in the diagram .bit confused about Aggregation relation ships and references.

ex: builder patter


can any body clarify the difference.

Regards#
 
With a little knowledge, a cast iron skillet is non-stick and lasts a lifetime.
 
subject: Confused of Design patterns Diagrams