org.apache.lucene.util

## Class BytesRefHash.BytesStartArray

- java.lang.Object
- - org.apache.lucene.util.BytesRefHash.BytesStartArray

- Direct Known Subclasses:
    BytesRefHash.DirectBytesStartArray
  Enclosing class:
    BytesRefHash

      public abstract static class BytesRefHash.BytesStartArray
      extends Object

  Manages allocation of the per-term addresses.

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `BytesStartArray()`

  - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method and Description
    --- | ---
    `abstract Counter` | `bytesUsed()` A `Counter` reference holding the number of bytes used by this `BytesRefHash.BytesStartArray`.
    `abstract int[]` | `clear()` clears the `BytesRefHash.BytesStartArray` and returns the cleared instance.
    `abstract int[]` | `grow()` Grows the `BytesRefHash.BytesStartArray`
    `abstract int[]` | `init()` Initializes the BytesStartArray.

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

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

- - ### Constructor Detail

    - #### BytesStartArray

          public BytesStartArray()

  - ### Method Detail

    - #### init

          public abstract int[] init()

      Initializes the BytesStartArray. This call will allocate memory
      Returns:
        the initialized bytes start array

    - #### grow

          public abstract int[] grow()

      Grows the `BytesRefHash.BytesStartArray`
      Returns:
        the grown array

    - #### clear

          public abstract int[] clear()

      clears the `BytesRefHash.BytesStartArray` and returns the cleared instance.
      Returns:
        the cleared instance, this might be `null`

    - #### bytesUsed

          public abstract Counter bytesUsed()

      A `Counter` reference holding the number of bytes used by this `BytesRefHash.BytesStartArray`. The `BytesRefHash` uses this reference to track it memory usage
      Returns:
        a `AtomicLong` reference holding the number of bytes used by this `BytesRefHash.BytesStartArray`.

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