Package org.apache.druid.frame.read.columnar

Class NumericArrayFrameColumnReader.NumericArrayFrameColumn

java.lang.Object

org.apache.druid.query.rowsandcols.column.accessor.ObjectColumnAccessorBase

org.apache.druid.frame.read.columnar.NumericArrayFrameColumnReader.NumericArrayFrameColumn

All Implemented Interfaces:

Closeable, AutoCloseable, ColumnAccessor, BaseColumn

Enclosing class:

NumericArrayFrameColumnReader

public abstract static class NumericArrayFrameColumnReader.NumericArrayFrameColumn
extends ObjectColumnAccessorBase
implements BaseColumn

Constructor Summary

Constructors

Constructor	Description
NumericArrayFrameColumn(Frame frame, org.apache.datasketches.memory.Memory memory, ColumnType columnType)

Method Summary

Modifier and Type	Method	Description
void	close()
protected Comparator<Object>	getComparator()
ColumnType	getType()	Get the type of the Column
protected Object	getVal(int rowNum)
ColumnValueSelector<?>	makeColumnValueSelector(ReadableOffset offset)
VectorObjectSelector	makeVectorObjectSelector(ReadableVectorOffset offset)
int	numRows()	Get the number of rows

Methods inherited from class org.apache.druid.query.rowsandcols.column.accessor.ObjectColumnAccessorBase

compareRows, getDouble, getFloat, getInt, getLong, getObject, isNull

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.druid.segment.column.BaseColumn

as, makeVectorValueSelector

Constructor Detail

NumericArrayFrameColumn

public NumericArrayFrameColumn(Frame frame,
                               org.apache.datasketches.memory.Memory memory,
                               ColumnType columnType)

Method Detail

getType

public ColumnType getType()

Description copied from interface: ColumnAccessor

Get the type of the Column

Specified by:

getType in interface ColumnAccessor

Returns:

the type of the Column

numRows

public int numRows()

Description copied from interface: ColumnAccessor

Get the number of rows

Specified by:

numRows in interface ColumnAccessor

Returns:

the number of rows

getVal

protected Object getVal(int rowNum)

Specified by:

getVal in class ObjectColumnAccessorBase

getComparator

protected Comparator<Object> getComparator()

Specified by:

getComparator in class ObjectColumnAccessorBase

makeColumnValueSelector

public ColumnValueSelector<?> makeColumnValueSelector(ReadableOffset offset)

Specified by:

makeColumnValueSelector in interface BaseColumn

makeVectorObjectSelector

public VectorObjectSelector makeVectorObjectSelector(ReadableVectorOffset offset)

Specified by:

makeVectorObjectSelector in interface BaseColumn

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable