org.apache.lucene.index

## Class ReaderSlice

- java.lang.Object
- - org.apache.lucene.index.ReaderSlice

-     public final class ReaderSlice
      extends Object

  Subreader slice from a parent composite reader.
  NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static ReaderSlice[]` | `EMPTY_ARRAY` Zero-length `ReaderSlice` array.
    `int` | `length` Number of documents in this slice.
    `int` | `readerIndex` Sub-reader index for this slice.
    `int` | `start` Document ID this slice starts from.

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ReaderSlice(int start, int length, int readerIndex)` Sole constructor.

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `String` | `toString()`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### EMPTY_ARRAY

          public static final ReaderSlice[] EMPTY_ARRAY

      Zero-length `ReaderSlice` array.

    - #### start

          public final int start

      Document ID this slice starts from.

    - #### length

          public final int length

      Number of documents in this slice.

    - #### readerIndex

          public final int readerIndex

      Sub-reader index for this slice.

  - ### Constructor Detail

    - #### ReaderSlice

          public ReaderSlice(int start,
                     int length,
                     int readerIndex)

      Sole constructor.

  - ### Method Detail

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `Object`

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