org.apache.drill.exec.physical.impl.xsort

Class BaseSortWrapper

java.lang.Object

org.apache.drill.exec.physical.impl.xsort.BaseWrapper

org.apache.drill.exec.physical.impl.xsort.BaseSortWrapper

Direct Known Subclasses:

MergeSortWrapper, PriorityQueueCopierWrapper, SorterWrapper

public abstract class BaseSortWrapper
extends BaseWrapper

Base wrapper for algorithms that use sort comparisons.

Field Summary

Fields

Modifier and Type	Field and Description
protected MappingSet	LEFT_MAPPING
protected MappingSet	MAIN_MAPPING
protected MappingSet	RIGHT_MAPPING

Fields inherited from class org.apache.drill.exec.physical.impl.xsort.BaseWrapper

context

Constructor Summary

Constructors

Constructor and Description
BaseSortWrapper(OperatorContext opContext)

Method Summary

Modifier and Type	Method and Description
protected void	generateComparisons(ClassGenerator<?> g, VectorAccessible batch, org.slf4j.Logger logger)

Methods inherited from class org.apache.drill.exec.physical.impl.xsort.BaseWrapper

getInstance

Methods inherited from class java.lang.Object

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

Field Detail

MAIN_MAPPING

protected final MappingSet MAIN_MAPPING

LEFT_MAPPING

protected final MappingSet LEFT_MAPPING

RIGHT_MAPPING

protected final MappingSet RIGHT_MAPPING

Constructor Detail

BaseSortWrapper

public BaseSortWrapper(OperatorContext opContext)

Method Detail

generateComparisons

protected void generateComparisons(ClassGenerator<?> g,
                                   VectorAccessible batch,
                                   org.slf4j.Logger logger)