This member is added by an implicit conversion from TopicFactoryProvider to
any2stringadd[TopicFactoryProvider] performed by method any2stringadd in scala.Predef.
This member is added by an implicit conversion from TopicFactoryProvider to
StringFormat[TopicFactoryProvider] performed by method StringFormat in scala.Predef.
Provider for a topic factory.
This layer of indirection is provided so that the ServiceClientImplementor doesn't have to directly depend on a TopicFactory, it can be optional.