org.apache.solr.search.function
Class FunctionQuery
java.lang.Object
org.apache.lucene.search.Query
org.apache.solr.search.function.FunctionQuery
- All Implemented Interfaces:
- Serializable, Cloneable
public class FunctionQuery
- extends org.apache.lucene.search.Query
Returns a score for each document based on a ValueSource,
often some function of the value of a field.
Note: This API is experimental and may change in non backward-compatible ways in the future
- Version:
- $Id: FunctionQuery.java 1065312 2011-01-30 16:08:25Z rmuir $
- See Also:
- Serialized Form
Methods inherited from class org.apache.lucene.search.Query |
clone, combine, getBoost, getSimilarity, mergeBooleanQueries, setBoost, toString, weight |
FunctionQuery
public FunctionQuery(ValueSource func)
- Parameters:
func
- defines the function to be used for scoring
getValueSource
public ValueSource getValueSource()
- Returns:
- The associated ValueSource
rewrite
public org.apache.lucene.search.Query rewrite(org.apache.lucene.index.IndexReader reader)
throws IOException
- Overrides:
rewrite
in class org.apache.lucene.search.Query
- Throws:
IOException
extractTerms
public void extractTerms(Set terms)
- Overrides:
extractTerms
in class org.apache.lucene.search.Query
createWeight
public org.apache.lucene.search.Weight createWeight(org.apache.lucene.search.Searcher searcher)
throws IOException
- Overrides:
createWeight
in class org.apache.lucene.search.Query
- Throws:
IOException
toString
public String toString(String field)
- Prints a user-readable version of this query.
- Specified by:
toString
in class org.apache.lucene.search.Query
equals
public boolean equals(Object o)
- Returns true if
o
is equal to this.
- Overrides:
equals
in class org.apache.lucene.search.Query
hashCode
public int hashCode()
- Returns a hash code value for this object.
- Overrides:
hashCode
in class org.apache.lucene.search.Query
Copyright © 2000-2011 Apache Software Foundation. All Rights Reserved.