Package org.apache.pinot.segment.local.segment.index.readers.forward

Class FixedBytePower2ChunkSVForwardIndexReader

java.lang.Object

org.apache.pinot.segment.local.segment.index.readers.forward.BaseChunkForwardIndexReader

org.apache.pinot.segment.local.segment.index.readers.forward.FixedBytePower2ChunkSVForwardIndexReader

All Implemented Interfaces:

Closeable, AutoCloseable, IndexReader, ForwardIndexReader<ChunkReaderContext>

public final class FixedBytePower2ChunkSVForwardIndexReader
extends BaseChunkForwardIndexReader

Chunk-based single-value raw (non-dictionary-encoded) forward index reader for values of fixed length data type (INT, LONG, FLOAT, DOUBLE).

For data layout, please refer to the documentation for FixedByteChunkForwardIndexWriter

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.pinot.segment.spi.index.reader.ForwardIndexReader

ForwardIndexReader.ByteRange

Field Summary

Fields

Modifier and Type	Field	Description
static int	VERSION

Fields inherited from class org.apache.pinot.segment.local.segment.index.readers.forward.BaseChunkForwardIndexReader

_chunkDecompressor, _compressionType, _dataBuffer, _dataHeader, _dataHeaderStart, _headerEntryChunkOffsetSize, _isCompressed, _isSingleValue, _lengthOfLongestEntry, _numChunks, _numDocsPerChunk, _rawData, _rawDataStart, _storedType

Constructor Summary

Constructors

Constructor	Description
FixedBytePower2ChunkSVForwardIndexReader(PinotDataBuffer dataBuffer, FieldSpec.DataType valueType)

Method Summary

Modifier and Type	Method	Description
ChunkReaderContext	createContext()
protected int	getChunkId(int docId)
int	getDocLength()
double	getDouble(int docId, ChunkReaderContext context)
float	getFloat(int docId, ChunkReaderContext context)
int	getInt(int docId, ChunkReaderContext context)
long	getLong(int docId, ChunkReaderContext context)
long	getRawDataStartOffset()
boolean	isBufferByteRangeInfoSupported()
boolean	isFixedOffsetMappingType()
void	recordDocIdByteRanges(int docId, ChunkReaderContext context, List<ForwardIndexReader.ByteRange> ranges)

Methods inherited from class org.apache.pinot.segment.local.segment.index.readers.forward.BaseChunkForwardIndexReader

close, decompressChunk, getChunkBuffer, getChunkPosition, getChunkPositionAndRecordRanges, getCompressionType, getLengthOfLongestEntry, getStoredType, getValueEndOffsetAndRecordRanges, isDictionaryEncoded, isSingleValue, readValuesSV, readValuesSV, readValuesSV, readValuesSV, recordChunkRanges, recordDocIdRanges, recordDocIdRangesUncompressed

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pinot.segment.spi.index.reader.ForwardIndexReader

getBigDecimal, getBytes, getBytesMV, getBytesMV, getDictId, getDictIdCompressionType, getDictIdMV, getDictIdMV, getDoubleMV, getDoubleMV, getFloatMV, getFloatMV, getIntMV, getIntMV, getLongMV, getLongMV, getNumValuesMV, getString, getStringMV, getStringMV, isDocLengthInBits, readDictIds, readValuesMV, readValuesMV, readValuesMV, readValuesMV, readValuesMV, readValuesMV, readValuesSV

Field Detail

VERSION

public static final int VERSION

See Also:

Constant Field Values

Constructor Detail

FixedBytePower2ChunkSVForwardIndexReader

public FixedBytePower2ChunkSVForwardIndexReader(PinotDataBuffer dataBuffer,
                                                FieldSpec.DataType valueType)

Method Detail

createContext

@Nullable
public ChunkReaderContext createContext()

getInt

public int getInt(int docId,
                  ChunkReaderContext context)

getLong

public long getLong(int docId,
                    ChunkReaderContext context)

getFloat

public float getFloat(int docId,
                      ChunkReaderContext context)

getDouble

public double getDouble(int docId,
                        ChunkReaderContext context)

getChunkId

protected int getChunkId(int docId)

Overrides:

getChunkId in class BaseChunkForwardIndexReader

isBufferByteRangeInfoSupported

public boolean isBufferByteRangeInfoSupported()

recordDocIdByteRanges

public void recordDocIdByteRanges(int docId,
                                  ChunkReaderContext context,
                                  List<ForwardIndexReader.ByteRange> ranges)

isFixedOffsetMappingType

public boolean isFixedOffsetMappingType()

getRawDataStartOffset

public long getRawDataStartOffset()

getDocLength

public int getDocLength()