cascading.tuple.hadoop.util

Class ReverseGroupingSortingComparator

java.lang.Object

org.apache.hadoop.conf.Configured

cascading.tuple.hadoop.util.DeserializerComparator<cascading.tuple.io.TuplePair>

cascading.tuple.hadoop.util.GroupingSortingComparator

cascading.tuple.hadoop.util.ReverseGroupingSortingComparator

All Implemented Interfaces:

java.util.Comparator<cascading.tuple.io.TuplePair>, Configurable, RawComparator<cascading.tuple.io.TuplePair>

public class ReverseGroupingSortingComparator
extends GroupingSortingComparator

Class ReverseTuplePairComparator is an implementation of RawComparator.

Field Summary

Fields inherited from class cascading.tuple.hadoop.util.DeserializerComparator

groupComparators, keyTypes, lhsBuffer, lhsStream, rhsBuffer, rhsStream, tupleSerialization

Constructor Summary

Constructors

Constructor and Description
ReverseGroupingSortingComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2)
int	compare(cascading.tuple.io.TuplePair lhs, cascading.tuple.io.TuplePair rhs)

Methods inherited from class cascading.tuple.hadoop.util.GroupingSortingComparator

setConf

Methods inherited from class cascading.tuple.hadoop.util.DeserializerComparator

canPerformRawComparisons, compareTuples, compareTuples, getFieldComparatorsFrom, getHadoopTupleInputStream, performRawComparison

Methods inherited from class org.apache.hadoop.conf.Configured

getConf

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

ReverseGroupingSortingComparator

public ReverseGroupingSortingComparator()

Method Detail

compare

public int compare(byte[] b1,
                   int s1,
                   int l1,
                   byte[] b2,
                   int s2,
                   int l2)

Specified by:

compare in interface RawComparator<cascading.tuple.io.TuplePair>

Overrides:

compare in class GroupingSortingComparator

compare

public int compare(cascading.tuple.io.TuplePair lhs,
                   cascading.tuple.io.TuplePair rhs)

Specified by:

compare in interface java.util.Comparator<cascading.tuple.io.TuplePair>

Overrides:

compare in class GroupingSortingComparator