/**
* 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.tasks;
import org.apache.lucene.benchmark.byTask.PerfRunData;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.search.highlight.SimpleHTMLFormatter;
import org.apache.lucene.search.highlight.Highlighter;
import org.apache.lucene.search.highlight.TextFragment;
import org.apache.lucene.search.highlight.QueryScorer;
import org.apache.lucene.search.highlight.TokenSources;
import org.apache.lucene.search.Query;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.IndexReader;
import java.io.IOException;
/**
* Test Search task which counts number of searches.
*/
public class CountingHighlighterTestTask extends SearchTravRetHighlightTask {
public static int numHighlightedResults = 0;
public static int numDocsRetrieved = 0;
public CountingHighlighterTestTask(PerfRunData runData) {
super(runData);
}
@Override
protected Document retrieveDoc(IndexReader ir, int id) throws IOException {
Document document = ir.document(id);
if (document != null) {
numDocsRetrieved++;
}
return document;
}
@Override
public BenchmarkHighlighter getBenchmarkHighlighter(Query q) {
highlighter = new Highlighter(new SimpleHTMLFormatter(), new QueryScorer(q));
return new BenchmarkHighlighter() {
@Override
public int doHighlight(IndexReader reader, int doc, String field, Document document, Analyzer analyzer, String text) throws Exception {
TokenStream ts = TokenSources.getAnyTokenStream(reader, doc, field, document, analyzer);
TextFragment[] frag = highlighter.getBestTextFragments(ts, text, mergeContiguous, maxFrags);
numHighlightedResults += frag != null ? frag.length : 0;
return frag != null ? frag.length : 0;
}
};
}
}