package org.apache.lucene.search;
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/** Constrains search results to only match those which also match a provided
* query. Results are cached, so that searches after the first on the same
* index using this filter are much faster.
*
* @version $Id: QueryFilter.java 528298 2007-04-13 00:59:28Z hossman $
* @deprecated use a CachingWrapperFilter with QueryWrapperFilter
*/
public class QueryFilter extends CachingWrapperFilter {
/** Constructs a filter which only matches documents matching
* <code>query</code>.
*/
public QueryFilter(Query query) {
super(new QueryWrapperFilter(query));
}
public boolean equals(Object o) {
return super.equals((QueryFilter)o);
}
public int hashCode() {
return super.hashCode() ^ 0x923F64B9;
}
}