[Petsc-trilinos-discussion] Scope and requirements

[Jed Brown]

Matthew Knepley <knepley at gmail.com> writes:
> http://en.wikipedia.org/wiki/Dependency_injection Yes, we use plugins in
> exactly the same way. They obey the top-level interface,
> just like your Stratimikos interfaces, and we instantiate the concrete type
> dynamically (we can load the appropriate DLL with a
> runtime option if necessary). It has been this way since I was in grad
> school in 1996.

PETSc's system is closer to what Martin Fowler refers to as "service
locator" in his essay which seems to be a popular reference, though the
techniques had been around for decades by the time he wrote the essay.

http://www.martinfowler.com/articles/injection.html
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