# Uses of Package
org.apache.storm.windowing.persistence

- Packages that use org.apache.storm.windowing.persistence
  Package | Description
  --- | ---
  org.apache.storm.windowing.persistence |

- Classes in org.apache.storm.windowing.persistence used by org.apache.storm.windowing.persistence
  Class and Description
  SimpleWindowPartitionCache A simple implementation that evicts the largest un-pinned entry from the cache.
  SimpleWindowPartitionCache.SimpleWindowPartitionCacheBuilder
  WindowPartitionCache A loading cache abstraction for caching `WindowState.WindowPartition`.
  WindowPartitionCache.Builder Builder interface for `WindowPartitionCache`.
  WindowPartitionCache.CacheLoader The interface for loading entires into the cache.
  WindowPartitionCache.RemovalCause The reason why an enrty got evicted from the cache.
  WindowPartitionCache.RemovalListener A callback interface for handling removal of events from the cache.
  WindowState.WindowPartition

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