- add
Add delta to the item
- descendingKeys
Returns a List of keys in descending value order.
- get
Get current counter for an item item
- getAndSet
Set counter for item and return previous value
- inc
Increases the count by on for the given item.
- keySet
Returns an iterator over all keys.
- reset
Reset state of the counter to 0. It will NOT necessary remove all data
referenced. Time complexity o
- set
Set counter of item to value
- total
Returns the total counts. Complexity is O(1).