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 and Description
ColumnAccessors.UInt1ColumnReader	typeReader

Constructor Summary

Constructors

Constructor and Description
TypeVectorStateReader(ColumnAccessors.UInt1ColumnReader typeReader)

Method Summary

Modifier and Type	Method and 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 Detail

typeReader

public final ColumnAccessors.UInt1ColumnReader typeReader

Constructor Detail

TypeVectorStateReader

public TypeVectorStateReader(ColumnAccessors.UInt1ColumnReader typeReader)

Method Detail

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