org.apache.crunch.lib.sort

Class TupleWritableComparator

java.lang.Object

org.apache.hadoop.io.WritableComparator

org.apache.crunch.lib.sort.TupleWritableComparator

All Implemented Interfaces:

Comparator, org.apache.hadoop.conf.Configurable, org.apache.hadoop.io.RawComparator

public class TupleWritableComparator
extends org.apache.hadoop.io.WritableComparator
implements org.apache.hadoop.conf.Configurable

Constructor Summary

Constructors

Constructor and Description
TupleWritableComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(org.apache.hadoop.io.WritableComparable a, org.apache.hadoop.io.WritableComparable b)
static void	configureOrdering(org.apache.hadoop.conf.Configuration conf, WritableType[] types, Sort.ColumnOrder[] columnOrders)
org.apache.hadoop.conf.Configuration	getConf()
void	setConf(org.apache.hadoop.conf.Configuration conf)

Methods inherited from class org.apache.hadoop.io.WritableComparator

compare, compare, compareBytes, define, get, get, getKeyClass, hashBytes, hashBytes, newKey, readDouble, readFloat, readInt, readLong, readUnsignedShort, readVInt, readVLong

Methods inherited from class java.lang.Object

equals, 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

TupleWritableComparator

public TupleWritableComparator()

Method Detail

configureOrdering

public static void configureOrdering(org.apache.hadoop.conf.Configuration conf,
                                     WritableType[] types,
                                     Sort.ColumnOrder[] columnOrders)

compare

public int compare(org.apache.hadoop.io.WritableComparable a,
                   org.apache.hadoop.io.WritableComparable b)

Overrides:

compare in class org.apache.hadoop.io.WritableComparator

getConf

public org.apache.hadoop.conf.Configuration getConf()

Specified by:

getConf in interface org.apache.hadoop.conf.Configurable

Overrides:

getConf in class org.apache.hadoop.io.WritableComparator

setConf

public void setConf(org.apache.hadoop.conf.Configuration conf)

Specified by:

setConf in interface org.apache.hadoop.conf.Configurable

Overrides:

setConf in class org.apache.hadoop.io.WritableComparator