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 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 816202 2009-09-17 14:08:13Z yonik $
- See Also:
- Serialized Form
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 Query rewrite(IndexReader reader)
throws IOException
- Overrides:
rewrite
in class Query
- Throws:
IOException
extractTerms
public void extractTerms(Set terms)
- Overrides:
extractTerms
in class Query
createWeight
public Weight createWeight(Searcher searcher)
throws IOException
- Overrides:
createWeight
in class Query
- Throws:
IOException
toString
public String toString(String field)
- Prints a user-readable version of this query.
- Specified by:
toString
in class Query
equals
public boolean equals(Object o)
- Returns true if
o
is equal to this.
- Overrides:
equals
in class Query
hashCode
public int hashCode()
- Returns a hash code value for this object.
- Overrides:
hashCode
in class Query
Copyright © 2010 Apache Software Foundation. All Rights Reserved.