Package org.apache.lucene.misc.search

Class MemoryAccountingBitsetCollectorManager

java.lang.Object

org.apache.lucene.misc.search.MemoryAccountingBitsetCollectorManager

All Implemented Interfaces:

CollectorManager<MemoryAccountingBitsetCollector,MemoryAccountingBitsetCollectorManager.Result>

public class MemoryAccountingBitsetCollectorManager
extends Object
implements CollectorManager<MemoryAccountingBitsetCollector,MemoryAccountingBitsetCollectorManager.Result>

CollectorManager for MemoryAccountingBitsetCollector that supports concurrent search.

Creates multiple collectors for concurrent execution; each collector only allocates a bitset for the slices it processes, and reduce(java.util.Collection<org.apache.lucene.misc.search.MemoryAccountingBitsetCollector>) merges them into a single MemoryAccountingBitsetCollectorManager.Result sized to the highest matched document across all collectors.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final record	MemoryAccountingBitsetCollectorManager.Result	The result of a search, containing the matched document IDs and total memory used.

Constructor Summary

Constructors

Constructor	Description
MemoryAccountingBitsetCollectorManager(CollectorMemoryTracker tracker)

Method Summary

Modifier and Type	Method	Description
MemoryAccountingBitsetCollector	newCollector()
MemoryAccountingBitsetCollectorManager.Result	reduce(Collection<MemoryAccountingBitsetCollector> collectors)

Methods inherited from class java.lang.Object

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

Constructor Details

MemoryAccountingBitsetCollectorManager

public MemoryAccountingBitsetCollectorManager(CollectorMemoryTracker tracker)

Method Details

newCollector

public MemoryAccountingBitsetCollector newCollector()

Specified by:

newCollector in interface CollectorManager<MemoryAccountingBitsetCollector,MemoryAccountingBitsetCollectorManager.Result>

reduce

public MemoryAccountingBitsetCollectorManager.Result reduce(Collection<MemoryAccountingBitsetCollector> collectors)

Specified by:

reduce in interface CollectorManager<MemoryAccountingBitsetCollector,MemoryAccountingBitsetCollectorManager.Result>