Handle concurrency exception with FutureUtilsHelper in QueryWrapperBitSetProducer#getBitSet (#133539)

Author: iverase

server/src/main/java/org/elasticsearch/index/cache/bitset/BitsetFilterCache.java

@@ -24,7 +24,6 @@
 import org.apache.lucene.util.Accountable;
 import org.apache.lucene.util.BitDocIdSet;
 import org.apache.lucene.util.BitSet;
-import org.elasticsearch.ExceptionsHelper;
 import org.elasticsearch.cluster.node.DiscoveryNode;
 import org.elasticsearch.cluster.node.DiscoveryNodeRole;
 import org.elasticsearch.common.cache.Cache;
@@ -35,6 +34,7 @@
 import org.elasticsearch.common.lucene.search.Queries;
 import org.elasticsearch.common.settings.Setting;
 import org.elasticsearch.common.settings.Setting.Property;
+import org.elasticsearch.common.util.concurrent.FutureUtils;
 import org.elasticsearch.core.TimeValue;
 import org.elasticsearch.index.Index;
 import org.elasticsearch.index.IndexSettings;
@@ -236,7 +236,7 @@ public BitSet getBitSet(LeafReaderContext context) {
             try {
                 return getAndLoadIfNotPresent(query, context);
             } catch (ExecutionException e) {
-                throw ExceptionsHelper.convertToElastic(e);
+                throw FutureUtils.rethrowExecutionException(e);
             }
         }