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XMoreLikeThis: fix potentially unpositioned enum

This commit is contained in:
Alex Ksikes 2015-07-06 18:03:47 +02:00
parent 1f04d6c2bb
commit afe9c52f07
1 changed files with 7 additions and 7 deletions
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14
core/src/main/java/org/elasticsearch/common/lucene/search/XMoreLikeThis.java
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@ -39,10 +39,7 @@ import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.document.Document;
import org.apache.lucene.index.*;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.Query;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.*;
import org.apache.lucene.search.similarities.DefaultSimilarity;
import org.apache.lucene.search.similarities.TFIDFSimilarity;
import org.apache.lucene.util.BytesRef;
@ -855,9 +852,12 @@ public final class XMoreLikeThis {
continue;
}
PostingsEnum docs = termsEnum.postings(null, null);
final int freq = docs.freq();
final PostingsEnum docs = termsEnum.postings(null, null);
int freq = 0;
while(docs != null && docs.nextDoc() != DocIdSetIterator.NO_MORE_DOCS) {
freq += docs.freq();
}
// increment frequency
Int cnt = termFreqMap.get(term);
if (cnt == null) {