Slide 30
Slide 30 text
Database
(AR)
Database
(BerkeleyDB)
CHANGEABILITY
Drop in new adaptor implementation at the edges
POROs
calling code handles
the arrangement
!
objects handle the
work, don’t know
about others
!
objects can be called in
any order
POROs
Web
(Rails)
Web
(Sinatra)
Web Sockets