Accountable (Lucene 8.1.0 API)

All Known Subinterfaces:

FSTStore

All Known Implementing Classes:

AbstractPagedMutable, Automaton, BitDocIdSet, BitSet, BKDReader, BlockPackedReader, BlockTreeTermsReader, ByteBuffersDataInput, ByteBuffersDataOutput, CodecReader, CompressingStoredFieldsIndexReader, CompressingStoredFieldsReader, CompressingTermVectorsReader, DirectMonotonicReader.Meta, DocIdSet, DocValuesProducer, EmptyDocValuesProducer, FieldReader, FieldsProducer, FilterCodecReader, FixedBitSet, FrequencyTrackingRingBuffer, FST, GrowableWriter, IndexWriter, LRUQueryCache, Lucene50PostingsReader, Lucene60PointsReader, MonotonicBlockPackedReader, NormsProducer, NotDocIdSet, NRTCachingDirectory, OffHeapFSTStore, OnHeapFSTStore, OrdinalMap, PackedInts.Mutable, PackedInts.NullReader, PackedInts.Reader, PackedLongValues, PackedLongValues.Builder, PagedBytes, PagedBytes.Reader, PagedGrowableWriter, PagedMutable, PointsReader, PostingsReaderBase, PrefixCodedTerms, RAMDirectory, RAMFile, RAMOutputStream, RoaringDocIdSet, SegmentReader, SparseFixedBitSet, StoredFieldsReader, TermInSetQuery, TermVectorsReader
```
public interface Accountable
```
An object whose RAM usage can be computed.

NOTE: This API is for internal purposes only and might change in incompatible ways in the next release.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default Collection<Accountable>`	`getChildResources()`	Returns nested resources of this class.
`long`	`ramBytesUsed()`	Return the memory usage of this object in bytes.

- Method Detail
  - ramBytesUsed
```
long ramBytesUsed()
```
    Return the memory usage of this object in bytes. Negative values are illegal.
  - getChildResources
```
default Collection<Accountable> getChildResources()
```
    Returns nested resources of this class. The result should be a point-in-time snapshot (to avoid race conditions).
    
    See Also:
    
    Accountables