/*
* 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.
*/
package org.apache.lucene.benchmark.byTask.feeds;
import java.io.IOException;
import java.util.List;
import org.apache.lucene.facet.FacetField;
import org.apache.lucene.facet.FacetsConfig;
/**
* Source items for facets.
* <p>
* For supported configuration parameters see {@link ContentItemsSource}.
*/
public abstract class FacetSource extends ContentItemsSource {
/**
* Fills the next facets content items in the given list. Implementations must
* account for multi-threading, as multiple threads can call this method
* simultaneously.
*/
public abstract void getNextFacets(List<FacetField> facets) throws NoMoreDataException, IOException;
public abstract void configure(FacetsConfig config);
@Override
public void resetInputs() throws IOException {
printStatistics("facets");
// re-initiate since properties by round may have changed.
setConfig(getConfig());
super.resetInputs();
}
}