A Provider of Lazy instances that each delegate to a given Provider.
Lazily maps this Provider's value to another Provider of type R.
Returns a new instance of Lazy, which calls Provider.invoke at most once on the Provider held by this object.
Returns a memoizing Provider instance of this provider.
Returns a memoizing Lazy instance of this provider.
Lazily zips this Provider's value with another Provider of type R and returns a Provider of type V.