cascading.tuple.hadoop.util

Class GroupingSortingComparator

java.lang.Object

org.apache.hadoop.conf.Configured

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

cascading.tuple.hadoop.util.GroupingSortingComparator

All Implemented Interfaces:

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

Direct Known Subclasses:

ReverseGroupingSortingComparator

public class GroupingSortingComparator
extends DeserializerComparator<cascading.tuple.io.TuplePair>

Class TuplePairComparator 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
GroupingSortingComparator()

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)
void	setConf(Configuration conf)

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

GroupingSortingComparator

public GroupingSortingComparator()

Method Detail

setConf

public void setConf(Configuration conf)

Specified by:

setConf in interface Configurable

Overrides:

setConf in class DeserializerComparator<cascading.tuple.io.TuplePair>

compare

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

compare

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