Drops the reference to the stored container, if any.
Drops the reference to the stored container, if any.
set to true, if the container has been deleted; set to false if it exists in a database and has only been evicted from a cache.
Directly retrieves the container from the underlying Option.
Directly retrieves the container from the underlying Option.
the stored container
NoSuchElementException
if the underlying option is empty
Replaces the stored container, if any, with the supplied container.
Replaces the stored container, if any, with the supplied container.
the container to use as a replacement
Container for containers.
Note: Only useful in caching / memory optimization scenarios and should probably be avoided for anything else.
concrete container type/class