yulei0824 commented on a change in pull request #16645:
URL: https://github.com/apache/flink/pull/16645#discussion_r681400760



##########
File path: 
flink-metrics/flink-metrics-influxdb/src/main/java/org/apache/flink/metrics/influxdb/MeasurementInfoProvider.java
##########
@@ -65,4 +69,8 @@ private static String getLogicalScope(MetricGroup group) {
         return LogicalScopeProvider.castFrom(group)
                 .getLogicalScope(CHARACTER_FILTER, SCOPE_SEPARATOR);
     }
+
+    private static String normalize(String value) {
+        return value != null ? value.replace(POINT_DELIMITER, "") : null;

Review comment:
       OK




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