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only add highlighted fragments that have a score > 0 (when ending up using the default highlighter)

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kimchy 2011-01-29 15:29:25 +02:00
parent 2d94087f90
commit 7fa5b0cb57
1 changed files with 5 additions and 3 deletions
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8
modules/elasticsearch/src/main/java/org/elasticsearch/search/highlight/HighlightPhase.java
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@ -35,14 +35,12 @@ import org.elasticsearch.common.io.FastStringReader;
import org.elasticsearch.common.lucene.document.SingleFieldSelector;
import org.elasticsearch.index.mapper.DocumentMapper;
import org.elasticsearch.index.mapper.FieldMapper;
import org.elasticsearch.index.mapper.Uid;
import org.elasticsearch.search.SearchException;
import org.elasticsearch.search.SearchParseElement;
import org.elasticsearch.search.fetch.FetchPhaseExecutionException;
import org.elasticsearch.search.fetch.SearchHitPhase;
import org.elasticsearch.search.highlight.vectorhighlight.SourceScoreOrderFragmentsBuilder;
import org.elasticsearch.search.highlight.vectorhighlight.SourceSimpleFragmentsBuilder;
import org.elasticsearch.search.internal.InternalSearchHit;
import org.elasticsearch.search.internal.SearchContext;
import org.elasticsearch.search.lookup.SearchLookup;
@ -128,7 +126,11 @@ public class HighlightPhase implements SearchHitPhase {
Analyzer analyzer = context.mapperService().documentMapper(hitContext.hit().type()).mappers().indexAnalyzer();
TokenStream tokenStream = analyzer.reusableTokenStream(mapper.names().indexName(), new FastStringReader(text));
TextFragment[] bestTextFragments = highlighter.getBestTextFragments(tokenStream, text, false, field.numberOfFragments());
Collections.addAll(fragsList, bestTextFragments);
for (TextFragment bestTextFragment : bestTextFragments) {
if (bestTextFragment != null && bestTextFragment.getScore() > 0) {
fragsList.add(bestTextFragment);
}
}
}
} catch (Exception e) {
throw new FetchPhaseExecutionException(context, "Failed to highlight field [" + field.field() + "]", e);