Remove the given
key and its associated value from the map.
Unsafe version of
Override this method to implement a test to see if a particular element can be expired from the cache.
Check if the given
key exists in the map.
Called when a key/value pair is removed, before the
Fetches the given key, returning
Empty if the key does not exist in
value for the given
key in the map.
LRUMap's current max size to
newMaxSize, evicting the
oldest entries if the size has shrunk.