Fix some influxdb plugin bug (#6139)

CHANGES.md

@@ -53,6 +53,7 @@ Release Notes.
 * Fix bug that `endpoint-name-grouping.yml` is not customizable in Dockerized case.
 * Fix bug that istio version metric type on UI template mismatches the otel rule.
 * Improve ReadWriteSafeCache concurrency read-write performance
+* Fix bug that if use JSON as InfluxDB.ResponseFormat then NumberFormatException maybe occur.
 
 #### UI
 * Fix un-removed tags in trace query.

oap-server/server-storage-plugin/storage-influxdb-plugin/src/main/java/org/apache/skywalking/oap/server/storage/plugin/influxdb/query/TopNRecordsQuery.java

@@ -101,8 +101,8 @@ public class TopNRecordsQuery implements ITopNRecordsQueryDAO {
     }
 
     private static final Comparator<SelectedRecord> ASCENDING = Comparator.comparingLong(
-        a -> Long.parseLong(a.getValue()));
+        a -> ((Number) Double.parseDouble(a.getValue())).longValue());
 
     private static final Comparator<SelectedRecord> DESCENDING = (a, b) -> Long.compare(
-        Long.parseLong(b.getValue()), Long.parseLong(a.getValue()));
+        ((Number) Double.parseDouble(b.getValue())).longValue(), ((Number) Double.parseDouble(a.getValue())).longValue());
 }