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This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.search.highlight;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.queries.BlendedTermQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.highlight.QueryScorer;
import org.apache.lucene.search.highlight.WeightedSpanTerm;
import org.apache.lucene.search.highlight.WeightedSpanTermExtractor;
import org.elasticsearch.common.lucene.search.XFilteredQuery;
import org.elasticsearch.common.lucene.search.function.FiltersFunctionScoreQuery;
import org.elasticsearch.common.lucene.search.function.FunctionScoreQuery;
import java.io.IOException;
import java.util.Map;
public final class CustomQueryScorer extends QueryScorer {
public CustomQueryScorer(Query query, IndexReader reader, String field,
String defaultField) {
super(query, reader, field, defaultField);
}
public CustomQueryScorer(Query query, IndexReader reader, String field) {
super(query, reader, field);
}
public CustomQueryScorer(Query query, String field, String defaultField) {
super(query, field, defaultField);
}
public CustomQueryScorer(Query query, String field) {
super(query, field);
}
public CustomQueryScorer(Query query) {
super(query);
}
public CustomQueryScorer(WeightedSpanTerm[] weightedTerms) {
super(weightedTerms);
}
@Override
protected WeightedSpanTermExtractor newTermExtractor(String defaultField) {
return defaultField == null ? new CustomWeightedSpanTermExtractor()
: new CustomWeightedSpanTermExtractor(defaultField);
}
private static class CustomWeightedSpanTermExtractor extends WeightedSpanTermExtractor {
public CustomWeightedSpanTermExtractor() {
super();
}
public CustomWeightedSpanTermExtractor(String defaultField) {
super(defaultField);
}
@Override
protected void extractUnknownQuery(Query query,
Map terms) throws IOException {
if (query instanceof FunctionScoreQuery) {
query = ((FunctionScoreQuery) query).getSubQuery();
extract(query, terms);
} else if (query instanceof FiltersFunctionScoreQuery) {
query = ((FiltersFunctionScoreQuery) query).getSubQuery();
extract(query, terms);
} else if (query instanceof XFilteredQuery) {
query = ((XFilteredQuery) query).getQuery();
extract(query, terms);
} else if (query instanceof BlendedTermQuery) {
extractWeightedTerms(terms, query);
}
}
}
}