org.apache.lucene.search

Class FilteredQuery

public class FilteredQuery extends Query

A query that applies a filter to the results of another query.

Note: the bits are retrieved from the filter each time this query is used in a search - use a CachingWrapperFilter to avoid regenerating the bits every time.

Created: Apr 20, 2004 8:58:29 AM

Since: 1.4

Version: $Id: FilteredQuery.java,v 1.5 2004/06/18 09:52:25 ehatcher Exp $

Author: Tim Jones

See Also: CachingWrapperFilter

Constructor Summary
	FilteredQuery(Query query, Filter filter) Constructs a new query which applies a filter to the results of the original query.

Method Summary
protected Weight	createWeight(Searcher searcher) Returns a Weight that applies the filter to the enclosed query's Weight.
boolean	equals(Object o) Returns true iff `o` is equal to this.
Query	getQuery()
int	hashCode() Returns a hash code value for this object.
Query	rewrite(IndexReader reader) Rewrites the wrapped query.
String	toString(String s) Prints a user-readable version of this query.

Constructor Detail

FilteredQuery

public FilteredQuery(Query query, Filter filter)

Constructs a new query which applies a filter to the results of the original query. Filter.bits() will be called every time this query is used in a search.

Parameters: query Query to be filtered, cannot be null. filter Filter to apply to query results, cannot be null.