Contains AbsentThrowableMessageProviderFactory which defines the minimum set of IterableContains.AbsentThrowableMessageProvider an implementation has to provide.
interface 
Defines the minimum set of ThrowableThrown.AbsentThrowableMessageProviders, which an implementation of the domain of Atrium has to provide.  | 
val 
The access point to an implementation of AbsentThrowableMessageProviderFactory.  |