oracle.hadoop.balancer.examples.invindx

Class InvertedIndex.InvertedIndexKey.GroupingComparator

java.lang.Object

oracle.hadoop.balancer.examples.invindx.InvertedIndex.InvertedIndexKey.GroupingComparator

All Implemented Interfaces:

java.util.Comparator<InvertedIndex.InvertedIndexKey>, org.apache.hadoop.io.RawComparator<InvertedIndex.InvertedIndexKey>

Direct Known Subclasses:

InvertedIndex.InvertedIndexKey.SortingComparator

Enclosing class:

InvertedIndex.InvertedIndexKey

public static class InvertedIndex.InvertedIndexKey.GroupingComparator
extends java.lang.Object
implements org.apache.hadoop.io.RawComparator<InvertedIndex.InvertedIndexKey>

This comparator compares only the key element (the word) of this composite key class. It is used as the grouping comparator.

Constructor Summary

Constructors

Constructor and Description
InvertedIndex.InvertedIndexKey.GroupingComparator()

Method Summary

Methods

Modifier and Type	Method and Description
int	compare(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2)
int	compare(InvertedIndex.InvertedIndexKey a, InvertedIndex.InvertedIndexKey b)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

InvertedIndex.InvertedIndexKey.GroupingComparator

public InvertedIndex.InvertedIndexKey.GroupingComparator()

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<InvertedIndex.InvertedIndexKey>

compare

public int compare(InvertedIndex.InvertedIndexKey a,
          InvertedIndex.InvertedIndexKey b)

Specified by:

compare in interface java.util.Comparator<InvertedIndex.InvertedIndexKey>