Package org.apache.drill.exec.vector.accessor.reader

Class NullStateReaders.TypeVectorStateReader

java.lang.Object

org.apache.drill.exec.vector.accessor.reader.NullStateReaders.TypeVectorStateReader

All Implemented Interfaces:

NullStateReader

Enclosing class:

NullStateReaders

protected static class NullStateReaders.TypeVectorStateReader
extends Object
implements NullStateReader

Extract null state from the union vector's type vector. The union reader manages the type reader, so no binding is done here.

Field Summary

Fields

Modifier and Type	Field	Description
final ColumnAccessors.UInt1ColumnReader	typeReader

Constructor Summary

Constructors

Constructor	Description
TypeVectorStateReader(ColumnAccessors.UInt1ColumnReader typeReader)

Method Summary

Modifier and Type	Method	Description
void	bindBuffer()
void	bindIndex(ColumnReaderIndex rowIndex)
boolean	isNull()

Methods inherited from class java.lang.Object

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

Field Details

typeReader

public final ColumnAccessors.UInt1ColumnReader typeReader

Constructor Details

TypeVectorStateReader

public TypeVectorStateReader(ColumnAccessors.UInt1ColumnReader typeReader)

Method Details

bindIndex

public void bindIndex(ColumnReaderIndex rowIndex)

Specified by:

bindIndex in interface NullStateReader

isNull

public boolean isNull()

Specified by:

isNull in interface NullStateReader

bindBuffer

public void bindBuffer()

Specified by:

bindBuffer in interface NullStateReader