Package org.apache.lucene.search.spans
Class SpanOrQuery
java.lang.Object
org.apache.lucene.search.Query
org.apache.lucene.search.spans.SpanQuery
org.apache.lucene.search.spans.SpanOrQuery
- All Implemented Interfaces:
Cloneable
Matches the union of its clauses.
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Constructor Summary
ConstructorsConstructorDescriptionSpanOrQuery
(SpanQuery... clauses) Construct a SpanOrQuery merging the provided clauses. -
Method Summary
Modifier and TypeMethodDescriptionfinal void
Adds a clause to this queryclone()
Returns a clone of this query.boolean
void
extractTerms
(Set<Term> terms) Expert: adds all terms occurring in this query to the terms set.Return the clauses whose spans are matched.getField()
Returns the name of the field matched by this query.getSpans
(AtomicReaderContext context, Bits acceptDocs, Map<Term, TermContext> termContexts) Expert: Returns the matches for this query in an index.int
hashCode()
rewrite
(IndexReader reader) Expert: called to re-write queries into primitive queries.Prints a query to a string, withfield
assumed to be the default field and omitted.Methods inherited from class org.apache.lucene.search.spans.SpanQuery
createWeight
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Constructor Details
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SpanOrQuery
Construct a SpanOrQuery merging the provided clauses.
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Method Details
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addClause
Adds a clause to this query -
getClauses
Return the clauses whose spans are matched. -
getField
Description copied from class:SpanQuery
Returns the name of the field matched by this query.Note that this may return null if the query matches no terms.
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extractTerms
Description copied from class:Query
Expert: adds all terms occurring in this query to the terms set. Only works if this query is in itsrewritten
form.- Overrides:
extractTerms
in classQuery
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clone
Description copied from class:Query
Returns a clone of this query. -
rewrite
Description copied from class:Query
Expert: called to re-write queries into primitive queries. For example, a PrefixQuery will be rewritten into a BooleanQuery that consists of TermQuerys.- Overrides:
rewrite
in classQuery
- Throws:
IOException
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toString
Description copied from class:Query
Prints a query to a string, withfield
assumed to be the default field and omitted. -
equals
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hashCode
public int hashCode() -
getSpans
public Spans getSpans(AtomicReaderContext context, Bits acceptDocs, Map<Term, TermContext> termContexts) throws IOExceptionDescription copied from class:SpanQuery
Expert: Returns the matches for this query in an index. Used internally to search for spans.- Specified by:
getSpans
in classSpanQuery
- Throws:
IOException
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