diff --git a/server/src/main/java/org/opensearch/action/search/AbstractSearchAsyncAction.java b/server/src/main/java/org/opensearch/action/search/AbstractSearchAsyncAction.java
index f4fdbc53cbc9e..d5492977a3ae3 100644
--- a/server/src/main/java/org/opensearch/action/search/AbstractSearchAsyncAction.java
+++ b/server/src/main/java/org/opensearch/action/search/AbstractSearchAsyncAction.java
@@ -448,7 +448,7 @@ public void onPhaseEnd(SearchPhaseContext searchPhaseContext) {
             searchRequestOperationsListener.onCanMatchPhaseEnd(searchPhaseContext, tookTimeInMillis);
         } else if (searchPhaseContext.getCurrentPhase() instanceof DfsQueryPhase) {
             searchRequestOperationsListener.onQueryPhaseEnd(searchPhaseContext, tookTimeInMillis);
-        }else if (searchPhaseContext.getCurrentPhase() instanceof SearchQueryThenFetchAsyncAction) {
+        } else if (searchPhaseContext.getCurrentPhase() instanceof SearchQueryThenFetchAsyncAction) {
             searchRequestOperationsListener.onQueryPhaseEnd(searchPhaseContext, tookTimeInMillis);
         } else if (searchPhaseContext.getCurrentPhase() instanceof FetchSearchPhase) {
             searchRequestOperationsListener.onFetchPhaseEnd(searchPhaseContext, tookTimeInMillis);
diff --git a/server/src/main/java/org/opensearch/common/metrics/CounterMetric.java b/server/src/main/java/org/opensearch/common/metrics/CounterMetric.java
index a20b30dd7d27b..cb181840406a5 100644
--- a/server/src/main/java/org/opensearch/common/metrics/CounterMetric.java
+++ b/server/src/main/java/org/opensearch/common/metrics/CounterMetric.java
@@ -63,5 +63,4 @@ public long count() {
         return counter.sum();
     }
 
-
 }
diff --git a/server/src/main/java/org/opensearch/index/search/stats/SearchStats.java b/server/src/main/java/org/opensearch/index/search/stats/SearchStats.java
index d730f206d19e8..5e6582b9666d0 100644
--- a/server/src/main/java/org/opensearch/index/search/stats/SearchStats.java
+++ b/server/src/main/java/org/opensearch/index/search/stats/SearchStats.java
@@ -33,7 +33,6 @@
 package org.opensearch.index.search.stats;
 
 import org.opensearch.Version;
-import org.opensearch.action.CoordinatorStats;
 import org.opensearch.action.search.SearchCoordinatorStats;
 import org.opensearch.common.Nullable;
 import org.opensearch.common.Strings;
@@ -81,6 +80,7 @@ public static class CoordinatorStatsLongHolder {
         public long expandSearchCurrent;
         public long expandSearchTotal;
     }
+
     public static class Stats implements Writeable, ToXContentFragment {
 
         private long queryCount;
@@ -182,23 +182,23 @@ private Stats(StreamInput in) throws IOException {
             if (in.getVersion().onOrAfter(Version.V_3_0_0)) {
                 this.coordinatorStatsLongHolder = new CoordinatorStatsLongHolder();
                 coordinatorStatsLongHolder.dfsPreQueryMetric = in.readVLong();
-                coordinatorStatsLongHolder.dfsPreQueryCurrent= in.readVLong();
+                coordinatorStatsLongHolder.dfsPreQueryCurrent = in.readVLong();
                 coordinatorStatsLongHolder.dfsPreQueryTotal = in.readVLong();
 
                 coordinatorStatsLongHolder.canMatchMetric = in.readVLong();
-                coordinatorStatsLongHolder.canMatchCurrent= in.readVLong();
+                coordinatorStatsLongHolder.canMatchCurrent = in.readVLong();
                 coordinatorStatsLongHolder.canMatchTotal = in.readVLong();
 
                 coordinatorStatsLongHolder.queryMetric = in.readVLong();
-                coordinatorStatsLongHolder.queryCurrent= in.readVLong();
+                coordinatorStatsLongHolder.queryCurrent = in.readVLong();
                 coordinatorStatsLongHolder.queryTotal = in.readVLong();
 
                 coordinatorStatsLongHolder.fetchMetric = in.readVLong();
-                coordinatorStatsLongHolder.fetchCurrent= in.readVLong();
+                coordinatorStatsLongHolder.fetchCurrent = in.readVLong();
                 coordinatorStatsLongHolder.fetchTotal = in.readVLong();
 
                 coordinatorStatsLongHolder.expandSearchMetric = in.readVLong();
-                coordinatorStatsLongHolder.expandSearchCurrent= in.readVLong();
+                coordinatorStatsLongHolder.expandSearchCurrent = in.readVLong();
                 coordinatorStatsLongHolder.expandSearchTotal = in.readVLong();
             }
         }
diff --git a/server/src/test/java/org/opensearch/action/search/SearchQueryThenFetchAsyncActionTests.java b/server/src/test/java/org/opensearch/action/search/SearchQueryThenFetchAsyncActionTests.java
index a04b3f428ef8d..558120eeba127 100644
--- a/server/src/test/java/org/opensearch/action/search/SearchQueryThenFetchAsyncActionTests.java
+++ b/server/src/test/java/org/opensearch/action/search/SearchQueryThenFetchAsyncActionTests.java
@@ -62,7 +62,8 @@
 import org.opensearch.test.InternalAggregationTestCase;
 import org.opensearch.transport.Transport;
 
-import java.util.*;
+import java.util.Collections;
+import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.Executor;