Package org.apache.lucene.search
Class MatchAllDocsQuery
java.lang.Object
org.apache.lucene.search.Query
org.apache.lucene.search.MatchAllDocsQuery
A query that matches all documents.
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptioncreateWeight(IndexSearcher searcher, ScoreMode scoreMode, float boost) Expert: Constructs an appropriate Weight implementation for this query.booleanOverride and implement query instance equivalence properly in a subclass.inthashCode()Override and implement query hash code properly in a subclass.Prints a query to a string, withfieldassumed to be the default field and omitted.voidvisit(QueryVisitor visitor) Recurse through the query tree, visiting any child queries.Methods inherited from class org.apache.lucene.search.Query
classHash, rewrite, sameClassAs, toString
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Constructor Details
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MatchAllDocsQuery
public MatchAllDocsQuery()
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Method Details
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createWeight
Description copied from class:QueryExpert: Constructs an appropriate Weight implementation for this query.Only implemented by primitive queries, which re-write to themselves.
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createWeightin classQuery- Parameters:
scoreMode- How the produced scorers will be consumed.boost- The boost that is propagated by the parent queries.
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toString
Description copied from class:QueryPrints a query to a string, withfieldassumed to be the default field and omitted. -
equals
Description copied from class:QueryOverride and implement query instance equivalence properly in a subclass. This is required so thatQueryCacheworks properly.Typically a query will be equal to another only if it's an instance of the same class and its document-filtering properties are identical to those of the other instance. Utility methods are provided for certain repetitive code.
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hashCode
public int hashCode()Description copied from class:QueryOverride and implement query hash code properly in a subclass. This is required so thatQueryCacheworks properly. -
visit
Description copied from class:QueryRecurse through the query tree, visiting any child queries.
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