org.apache.hadoop.hive.ql.exec.vector.wrapper

Class VectorHashKeyWrapperGeneralComparator

java.lang.Object

org.apache.hadoop.hive.ql.exec.vector.wrapper.VectorHashKeyWrapperGeneralComparator

All Implemented Interfaces:

Serializable, Comparator<VectorHashKeyWrapperBase>

public class VectorHashKeyWrapperGeneralComparator
extends Object
implements Comparator<VectorHashKeyWrapperBase>, Serializable

An implementation of Comparator to compare VectorHashKeyWrapperBase instances.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
VectorHashKeyWrapperGeneralComparator(int numberOfColumns)

Method Summary

Modifier and Type	Method and Description
void	addColumnComparator(int keyIndex, int columnTypeSpecificIndex, ColumnVector.Type columnVectorType, char sortOrder, char nullOrder)
int	compare(VectorHashKeyWrapperBase o1, VectorHashKeyWrapperBase o2)
org.apache.hadoop.hive.ql.exec.vector.wrapper.VectorHashKeyWrapperGeneralComparator.VectorHashKeyWrapperBaseComparator[]	getComparators()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

VectorHashKeyWrapperGeneralComparator

public VectorHashKeyWrapperGeneralComparator(int numberOfColumns)

Method Detail

addColumnComparator

public void addColumnComparator(int keyIndex,
                                int columnTypeSpecificIndex,
                                ColumnVector.Type columnVectorType,
                                char sortOrder,
                                char nullOrder)

compare

public int compare(VectorHashKeyWrapperBase o1,
                   VectorHashKeyWrapperBase o2)

Specified by:

compare in interface Comparator<VectorHashKeyWrapperBase>

getComparators

public org.apache.hadoop.hive.ql.exec.vector.wrapper.VectorHashKeyWrapperGeneralComparator.VectorHashKeyWrapperBaseComparator[] getComparators()