org.apache.lucene.search.vectorhighlight
Class FieldFragList

java.lang.Object
  org.apache.lucene.search.vectorhighlight.FieldFragList

Direct Known Subclasses:

SimpleFieldFragList, WeightedFieldFragList

public abstract class FieldFragList
extends Object

FieldFragList has a list of "frag info" that is used by FragmentsBuilder class to create fragments (snippets).

Nested Class Summary

static class

FieldFragList.WeightedFragInfo List of term offsets + weight for a frag info

Constructor Summary

FieldFragList(int fragCharSize)
a constructor.

Method Summary

abstract void	add(int startOffset, int endOffset, List<FieldPhraseList.WeightedPhraseInfo> phraseInfoList) convert the list of WeightedPhraseInfo to WeightedFragInfo, then add it to the fragInfos
List<FieldFragList.WeightedFragInfo>	getFragInfos() return the list of WeightedFragInfos.

Methods inherited from class java.lang.Object

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

Constructor Detail

FieldFragList

public FieldFragList(int fragCharSize)

a constructor.

Parameters:

fragCharSize - the length (number of chars) of a fragment

Method Detail

add

public abstract void add(int startOffset,
                         int endOffset,
                         List<FieldPhraseList.WeightedPhraseInfo> phraseInfoList)

convert the list of WeightedPhraseInfo to WeightedFragInfo, then add it to the fragInfos

Parameters:

startOffset - start offset of the fragment

endOffset - end offset of the fragment

phraseInfoList - list of WeightedPhraseInfo objects

getFragInfos

public List<FieldFragList.WeightedFragInfo> getFragInfos()

return the list of WeightedFragInfos.

Returns:

fragInfos.