org.terrier.structures.postings
Class PostingIdComparator

java.lang.Object
  org.terrier.structures.postings.PostingIdComparator

All Implemented Interfaces:

java.io.Serializable, java.util.Comparator<Posting>, org.apache.hadoop.io.RawComparator<Posting>

public class PostingIdComparator
extends java.lang.Object
implements java.util.Comparator<Posting>, org.apache.hadoop.io.RawComparator<Posting>, java.io.Serializable

A comparator object for Posting objects, where they are sorted by id.

Since:

3.0

See Also:

Serialized Form

Constructor Summary

PostingIdComparator()

Method Summary

int	compare(byte[] arg0, int arg1, int arg2, byte[] arg3, int arg4, int arg5) Decode Writable postings and compare by id
int	compare(Posting o1, Posting o2) Compare Posting objects by id

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

equals

Constructor Detail

PostingIdComparator

public PostingIdComparator()

Method Detail

compare

public int compare(Posting o1,
                   Posting o2)

Compare Posting objects by id

Specified by:

compare in interface java.util.Comparator<Posting>

compare

public int compare(byte[] arg0,
                   int arg1,
                   int arg2,
                   byte[] arg3,
                   int arg4,
                   int arg5)

Decode Writable postings and compare by id

Specified by:

compare in interface org.apache.hadoop.io.RawComparator<Posting>