com.facebook.presto.orc.reader

Class LongDecimalSelectiveStreamReader

java.lang.Object

com.facebook.presto.orc.reader.AbstractDecimalSelectiveStreamReader

com.facebook.presto.orc.reader.LongDecimalSelectiveStreamReader

All Implemented Interfaces:

SelectiveStreamReader, StreamReader

public class LongDecimalSelectiveStreamReader
extends AbstractDecimalSelectiveStreamReader

Field Summary

Fields inherited from class com.facebook.presto.orc.reader.AbstractDecimalSelectiveStreamReader

dataStream, filter, nonDeterministicFilter, nulls, nullsAllowed, outputPositionCount, outputPositions, outputRequired, presentStream, scale, scaleStream, values

Constructor Summary

Constructors

Constructor and Description
LongDecimalSelectiveStreamReader(StreamDescriptor streamDescriptor, Optional<TupleDomainFilter> filter, Optional<Type> outputType, OrcLocalMemoryContext systemMemoryContext)

Method Summary

Modifier and Type	Method and Description
protected void	compactValues(int[] positions, int positionCount, boolean compactNulls)
protected void	copyValues(int[] positions, int positionsCount, long[] valuesCopy, boolean[] nullsCopy)
protected Block	makeBlock(int positionCount, boolean includeNulls, boolean[] nulls, long[] values)
protected int	readNoFilter(int[] positions, int positionCount)
protected int	readWithFilter(int[] positions, int positionCount)

Methods inherited from class com.facebook.presto.orc.reader.AbstractDecimalSelectiveStreamReader

close, getBlock, getBlockView, getReadPositions, getRetainedSizeInBytes, read, skip, startRowGroup, startStripe, throwAnyError, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

LongDecimalSelectiveStreamReader

public LongDecimalSelectiveStreamReader(StreamDescriptor streamDescriptor,
                                        Optional<TupleDomainFilter> filter,
                                        Optional<Type> outputType,
                                        OrcLocalMemoryContext systemMemoryContext)

Method Detail

readNoFilter

protected int readNoFilter(int[] positions,
                           int positionCount)
                    throws IOException

Throws:

IOException

readWithFilter

protected int readWithFilter(int[] positions,
                             int positionCount)
                      throws IOException

Throws:

IOException

copyValues

protected void copyValues(int[] positions,
                          int positionsCount,
                          long[] valuesCopy,
                          boolean[] nullsCopy)

compactValues

protected void compactValues(int[] positions,
                             int positionCount,
                             boolean compactNulls)

makeBlock

protected Block makeBlock(int positionCount,
                          boolean includeNulls,
                          boolean[] nulls,
                          long[] values)