Package org.apache.lucene.queries.mlt
Class MoreLikeThisQuery
- java.lang.Object
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- org.apache.lucene.search.Query
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- org.apache.lucene.queries.mlt.MoreLikeThisQuery
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public class MoreLikeThisQuery extends Query
A simple wrapper for MoreLikeThis for use in scenarios where a Query object is required eg in custom QueryParser extensions. At query.rewrite() time the reader is used to construct the actual MoreLikeThis object and obtain the real Query object.
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Constructor Summary
Constructors Constructor Description MoreLikeThisQuery(String likeText, String[] moreLikeFields, Analyzer analyzer, String fieldName)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanequals(Object other)AnalyzergetAnalyzer()StringgetLikeText()intgetMaxQueryTerms()intgetMinDocFreq()intgetMinTermFrequency()String[]getMoreLikeFields()floatgetPercentTermsToMatch()Set<?>getStopWords()inthashCode()Queryrewrite(IndexSearcher indexSearcher)voidsetAnalyzer(Analyzer analyzer)voidsetLikeText(String likeText)voidsetMaxQueryTerms(int maxQueryTerms)voidsetMinDocFreq(int minDocFreq)voidsetMinTermFrequency(int minTermFrequency)voidsetMoreLikeFields(String[] moreLikeFields)voidsetPercentTermsToMatch(float percentTermsToMatch)voidsetStopWords(Set<?> stopWords)StringtoString(String field)voidvisit(QueryVisitor visitor)-
Methods inherited from class org.apache.lucene.search.Query
classHash, createWeight, rewrite, sameClassAs, toString
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Method Detail
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rewrite
public Query rewrite(IndexSearcher indexSearcher) throws IOException
- Overrides:
rewritein classQuery- Throws:
IOException
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getPercentTermsToMatch
public float getPercentTermsToMatch()
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setPercentTermsToMatch
public void setPercentTermsToMatch(float percentTermsToMatch)
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getAnalyzer
public Analyzer getAnalyzer()
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setAnalyzer
public void setAnalyzer(Analyzer analyzer)
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getLikeText
public String getLikeText()
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setLikeText
public void setLikeText(String likeText)
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getMaxQueryTerms
public int getMaxQueryTerms()
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setMaxQueryTerms
public void setMaxQueryTerms(int maxQueryTerms)
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getMinTermFrequency
public int getMinTermFrequency()
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setMinTermFrequency
public void setMinTermFrequency(int minTermFrequency)
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getMoreLikeFields
public String[] getMoreLikeFields()
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setMoreLikeFields
public void setMoreLikeFields(String[] moreLikeFields)
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getStopWords
public Set<?> getStopWords()
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setStopWords
public void setStopWords(Set<?> stopWords)
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getMinDocFreq
public int getMinDocFreq()
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setMinDocFreq
public void setMinDocFreq(int minDocFreq)
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visit
public void visit(QueryVisitor visitor)
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