public final class MatchAllDocsQuery extends Query
Constructor and Description |
---|
MatchAllDocsQuery() |
Modifier and Type | Method and Description |
---|---|
Weight |
createWeight(IndexSearcher searcher,
boolean needsScores)
Expert: Constructs an appropriate Weight implementation for this query.
|
boolean |
equals(Object o)
Override and implement query instance equivalence properly in a subclass.
|
int |
hashCode()
Override and implement query hash code properly in a subclass.
|
String |
toString(String field)
Prints a query to a string, with
field assumed to be the
default field and omitted. |
classHash, rewrite, sameClassAs, toString
public Weight createWeight(IndexSearcher searcher, boolean needsScores)
Query
Only implemented by primitive queries, which re-write to themselves.
createWeight
in class Query
needsScores
- True if document scores (Scorer.score()
) or match
frequencies (Scorer.freq()
) are needed.public String toString(String field)
Query
field
assumed to be the
default field and omitted.public boolean equals(Object o)
Query
QueryCache
works 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 that other
instance. Utility methods are provided for certain repetitive code.equals
in class Query
Query.sameClassAs(Object)
,
Query.classHash()
public int hashCode()
Query
QueryCache
works properly.hashCode
in class Query
Query.equals(Object)
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