Class BaseFragListBuilder
java.lang.Object
org.apache.lucene.search.vectorhighlight.BaseFragListBuilder
- All Implemented Interfaces:
FragListBuilder
- Direct Known Subclasses:
SimpleFragListBuilder
,WeightedFragListBuilder
A abstract implementation of
FragListBuilder
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Field Summary
Modifier and TypeFieldDescriptionstatic final int
static final int
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionprotected boolean
acceptPhrase
(FieldPhraseList.WeightedPhraseInfo info, int matchLength, int fragCharSize) A predicate to decide if the givenFieldPhraseList.WeightedPhraseInfo
should be accepted as a highlighted phrase or if it should be discarded.protected FieldFragList
createFieldFragList
(FieldPhraseList fieldPhraseList, FieldFragList fieldFragList, int fragCharSize) Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface org.apache.lucene.search.vectorhighlight.FragListBuilder
createFieldFragList
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Field Details
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MARGIN_DEFAULT
public static final int MARGIN_DEFAULT- See Also:
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MIN_FRAG_CHAR_SIZE_FACTOR
public static final int MIN_FRAG_CHAR_SIZE_FACTOR- See Also:
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Constructor Details
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BaseFragListBuilder
public BaseFragListBuilder(int margin) -
BaseFragListBuilder
public BaseFragListBuilder()
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Method Details
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createFieldFragList
protected FieldFragList createFieldFragList(FieldPhraseList fieldPhraseList, FieldFragList fieldFragList, int fragCharSize) -
acceptPhrase
protected boolean acceptPhrase(FieldPhraseList.WeightedPhraseInfo info, int matchLength, int fragCharSize) A predicate to decide if the givenFieldPhraseList.WeightedPhraseInfo
should be accepted as a highlighted phrase or if it should be discarded.The default implementation discards phrases that are composed of more than one term and where the matchLength exceeds the fragment character size.
- Parameters:
info
- the phrase info to acceptmatchLength
- the match length of the current phrasefragCharSize
- the configured fragment character size- Returns:
true
if this phrase info should be accepted as a highligh phrase
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