# Hierarchy For Package org.apache.lucene.store

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - org.apache.lucene.store.CompoundFileDirectory.FileEntry
  - org.apache.lucene.store.DataInput (implements java.lang.Cloneable)
    - org.apache.lucene.store.ByteArrayDataInput
    - org.apache.lucene.store.IndexInput (implements java.lang.Cloneable, java.io.Closeable)
      - org.apache.lucene.store.BufferedIndexInput
        - org.apache.lucene.store.FSDirectory.FSIndexInput
          - org.apache.lucene.store.NIOFSDirectory.NIOFSIndexInput
          - org.apache.lucene.store.SimpleFSDirectory.SimpleFSIndexInput
      - org.apache.lucene.store.ChecksumIndexInput
      - org.apache.lucene.store.RAMInputStream (implements java.lang.Cloneable)
    - org.apache.lucene.store.InputStreamDataInput (implements java.io.Closeable)
  - org.apache.lucene.store.DataOutput
    - org.apache.lucene.store.ByteArrayDataOutput
    - org.apache.lucene.store.IndexOutput (implements java.io.Closeable)
      - org.apache.lucene.store.BufferedIndexOutput
        - org.apache.lucene.store.FSDirectory.FSIndexOutput
      - org.apache.lucene.store.ChecksumIndexOutput
      - org.apache.lucene.store.RAMOutputStream
    - org.apache.lucene.store.OutputStreamDataOutput (implements java.io.Closeable)
  - org.apache.lucene.store.Directory (implements java.io.Closeable)
    - org.apache.lucene.store.CompoundFileDirectory
    - org.apache.lucene.store.FileSwitchDirectory
    - org.apache.lucene.store.FSDirectory
      - org.apache.lucene.store.MMapDirectory
      - org.apache.lucene.store.NIOFSDirectory
      - org.apache.lucene.store.SimpleFSDirectory
    - org.apache.lucene.store.NRTCachingDirectory
    - org.apache.lucene.store.RAMDirectory
    - org.apache.lucene.store.RateLimitedDirectoryWrapper
    - org.apache.lucene.store.TrackingDirectoryWrapper (implements java.io.Closeable)
  - org.apache.lucene.store.Directory.IndexInputSlicer (implements java.io.Closeable)
  - org.apache.lucene.store.FlushInfo
  - org.apache.lucene.store.IOContext
  - org.apache.lucene.store.Lock
  - org.apache.lucene.store.Lock.With
  - org.apache.lucene.store.LockFactory
    - org.apache.lucene.store.FSLockFactory
      - org.apache.lucene.store.NativeFSLockFactory
      - org.apache.lucene.store.SimpleFSLockFactory
    - org.apache.lucene.store.NoLockFactory
    - org.apache.lucene.store.SingleInstanceLockFactory
    - org.apache.lucene.store.VerifyingLockFactory
  - org.apache.lucene.store.LockStressTest
  - org.apache.lucene.store.LockVerifyServer
  - org.apache.lucene.store.MergeInfo
  - org.apache.lucene.store.RAMFile
  - org.apache.lucene.store.RateLimiter
    - org.apache.lucene.store.RateLimiter.SimpleRateLimiter
  - java.lang.Throwable (implements java.io.Serializable)
    - java.lang.Exception
      - java.io.IOException
        - java.io.FileNotFoundException
          - org.apache.lucene.store.NoSuchDirectoryException
        - org.apache.lucene.store.LockObtainFailedException
        - org.apache.lucene.store.LockReleaseFailedException
      - java.lang.RuntimeException
        - java.lang.IllegalStateException
          - org.apache.lucene.store.AlreadyClosedException

## Enum Hierarchy

- java.lang.Object
  - java.lang.Enum<E> (implements java.lang.Comparable<T>, java.io.Serializable)
    - org.apache.lucene.store.IOContext.Context