com.asakusafw.runtime.io.util

Class WritableRawComparator

java.lang.Object

org.apache.hadoop.io.WritableComparator

com.asakusafw.runtime.io.util.WritableRawComparator

All Implemented Interfaces:

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

Direct Known Subclasses:

ShuffleKey.AbstractOrderComparator

public class WritableRawComparator
extends org.apache.hadoop.io.WritableComparator

An abstract implementation of raw comparator.

Since:

0.2.5

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	WritableRawComparator(Class<? extends WritableRawComparable> aClass) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
int	compare(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2)

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

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

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

WritableRawComparator

protected WritableRawComparator(Class<? extends WritableRawComparable> aClass)

Creates a new instance.

Parameters:

aClass - target class

Method Detail

compare

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

Specified by:

compare in interface org.apache.hadoop.io.RawComparator

Overrides:

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