# Hierarchy For Package org.apache.sysds.runtime.ooc.cache

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.sysds.runtime.ooc.cache.BlockEntry
  - org.apache.sysds.runtime.ooc.cache.BlockKey (implements java.lang.Comparable<T>)
    - org.apache.sysds.runtime.ooc.cache.GroupedBlockKey
  - org.apache.sysds.runtime.ooc.cache.OOCCacheImpl (implements org.apache.sysds.runtime.ooc.cache.OOCCache)
  - org.apache.sysds.runtime.ooc.cache.OOCCacheManager
  - org.apache.sysds.runtime.ooc.cache.OOCCacheManager.CachedGroupCallback<T> (implements org.apache.sysds.runtime.instructions.ooc.OOCStream.GroupQueueCallback<T>)
  - org.apache.sysds.runtime.ooc.cache.OOCCacheManager.CachedQueueCallback<T> (implements org.apache.sysds.runtime.instructions.ooc.OOCStream.QueueCallback<T>)
  - org.apache.sysds.runtime.ooc.cache.OOCCacheManager.CachedSubCallback<T> (implements org.apache.sysds.runtime.instructions.ooc.OOCStream.QueueCallback<T>)
  - org.apache.sysds.runtime.ooc.cache.OOCFuture<T>

## Interface Hierarchy

- org.apache.sysds.runtime.ooc.cache.OOCCache
- org.apache.sysds.runtime.ooc.cache.OOCCache.UnpinHandle

## Enum Class Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.lang.constant.Constable, java.io.Serializable)
    - org.apache.sysds.runtime.ooc.cache.BlockState