# Uses of Interface
org.apache.lucene.store.RandomAccessInput

Packages that use RandomAccessInput
Package
Description
org.apache.lucene.codecs.lucene90
Lucene 9.0 file format.
org.apache.lucene.store
Binary i/o API, used for all index data.
org.apache.lucene.util.packed
Packed integer arrays and streams.

- ## Uses of RandomAccessInput in org.apache.lucene.codecs.lucene90

  Methods in org.apache.lucene.codecs.lucene90 that return RandomAccessInput
  Modifier and Type
  Method
  Description
  `static RandomAccessInput`
  IndexedDISI.`createJumpTable(IndexInput slice, long offset, long length, int jumpTableEntryCount)`
  Helper method for using `IndexedDISI(IndexInput, RandomAccessInput, int, byte, long)`.

- ## Uses of RandomAccessInput in org.apache.lucene.store

  Classes in org.apache.lucene.store that implement RandomAccessInput
  Modifier and Type
  Class
  Description
  `class`
  `BufferedIndexInput`
  Base implementation class for buffered `IndexInput`.
  `final class`
  `ByteBuffersDataInput`
  A `DataInput` implementing `RandomAccessInput` and reading data from a list of `ByteBuffer`s.
  `final class`
  `ByteBuffersIndexInput`
  An `IndexInput` implementing `RandomAccessInput` and backed by a `ByteBuffersDataInput`.
  Methods in org.apache.lucene.store that return RandomAccessInput
  Modifier and Type
  Method
  Description
  `RandomAccessInput`
  ByteBuffersIndexInput.`randomAccessSlice(long offset, long length)`
  `RandomAccessInput`
  IndexInput.`randomAccessSlice(long offset, long length)`
  Creates a random-access slice of this index input, with the given offset and length.

- ## Uses of RandomAccessInput in org.apache.lucene.util.packed

  Methods in org.apache.lucene.util.packed with parameters of type RandomAccessInput
  Modifier and Type
  Method
  Description
  `static DirectMonotonicReader`
  DirectMonotonicReader.`getInstance(DirectMonotonicReader.Meta meta, RandomAccessInput data)`
  Retrieves a non-merging instance from the specified slice.
  `static DirectMonotonicReader`
  DirectMonotonicReader.`getInstance(DirectMonotonicReader.Meta meta, RandomAccessInput data, boolean merging)`
  Retrieves an instance from the specified slice.
  `static LongValues`
  DirectReader.`getInstance(RandomAccessInput slice, int bitsPerValue)`
  Retrieves an instance from the specified slice written decoding `bitsPerValue` for each value
  `static LongValues`
  DirectReader.`getInstance(RandomAccessInput slice, int bitsPerValue, long offset)`
  Retrieves an instance from the specified `offset` of the given slice decoding `bitsPerValue` for each value
  `static LongValues`
  DirectReader.`getMergeInstance(RandomAccessInput slice, int bitsPerValue, long numValues)`
  Retrieves an instance that is specialized for merges and is typically faster at sequential access but slower at random access.
  `static LongValues`
  DirectReader.`getMergeInstance(RandomAccessInput slice, int bitsPerValue, long baseOffset, long numValues)`
  Retrieves an instance that is specialized for merges and is typically faster at sequential access.