org.egothor.duplicity.algorithm
Class SentenceLevelPermutatedMinsFiller

java.lang.Object
  org.egothor.duplicity.algorithm.PermutatedMinsFiller
      org.egothor.duplicity.algorithm.SentenceLevelPermutatedMinsFiller

public class SentenceLevelPermutatedMinsFiller
extends PermutatedMinsFiller

Fills the DocumentPermutatedMins with values corrensponding to the given sequence of tokens. Works on sentence level.

Author:

Kate�ina Dufkov�

Constructor Summary

protected

SentenceLevelPermutatedMinsFiller(long seed)

Method Summary

protected void	insertMins(DocumentPermutatedMins result, long documentUID, int documentDBRevision, short paragraph, short sentenceInParagraph, long[] mins) Inserts all mins to result.
protected boolean	newUnit(short lastParagraph, int lastSentence, short paragraph, int sentence) On paragraph level, new units is when lastSentence is different from sentence.

Methods inherited from class org.egothor.duplicity.algorithm.PermutatedMinsFiller

computeDocumentMins, createNew, createNew, getSeed

Methods inherited from class java.lang.Object

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

Constructor Detail

SentenceLevelPermutatedMinsFiller

protected SentenceLevelPermutatedMinsFiller(long seed)

Method Detail

newUnit

protected boolean newUnit(short lastParagraph,
                          int lastSentence,
                          short paragraph,
                          int sentence)

On paragraph level, new units is when lastSentence is different from sentence.

Specified by:

newUnit in class PermutatedMinsFiller

Parameters:

lastParagraph - ignored

lastSentence - ordinal number of paragraph of last token

paragraph - ignored

sentence - ordinal number of paragraph of actual token

Returns:

true on new unit

insertMins

protected void insertMins(DocumentPermutatedMins result,
                          long documentUID,
                          int documentDBRevision,
                          short paragraph,
                          short sentenceInParagraph,
                          long[] mins)

Inserts all mins to result. After it sets fields of mins to Integer.MAX_VALUE.

Specified by:

insertMins in class PermutatedMinsFiller

Parameters:

result - DocumentPermutatedMins to which the values will be added

documentUID - identificator of the unit

documentDBRevision - revision number of the document in the document database

paragraph - ordinal number of paragraph

sentenceInParagraph - ordinal number of sentence in the paragraph

mins - minimums