Package 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	Description
BytesStartArray()

Method Summary

Modifier and Type	Method	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 Details

BytesStartArray

public BytesStartArray()

Method Details

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.