Package net.i2p.util

Class ObjectCounterUnsafe<K>

java.lang.Object
net.i2p.util.ObjectCounterUnsafe<K>
public class ObjectCounterUnsafe<K> extends Object
Count things. NOT thread safe, mostly for UI and Sybil. Dropin replacement for ObjectCounter. Much less object churn than ObjectCounter. Also provides add() and sortedObjects()
Since:
0.9.58

  • Constructor Details

    • ObjectCounterUnsafe

      public ObjectCounterUnsafe()

  • Method Details

    • increment

      public int increment(K h)
      Add one.
      Returns:
      count after increment

    • add

      public int add(K h, int val)
      Add a value
      Returns:
      count after adding

    • count

      public int count(K h)
      Returns:
      current count

    • objects

      public Set<K> objects()
      Returns:
      set of objects with counts > 0

    • sortedObjects

      public List<K> sortedObjects()
      Returns:
      list of objects reverse sorted by count, highest to lowest

    • clear

      public void clear()
      Start over. Reset the count for all keys to zero.

    • clear

      public void clear(K h)
      Reset the count for this key to zero