Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/2212#discussion_r69907730
--- Diff:
flink-core/src/main/java/org/apache/flink/metrics/reporter/AbstractReporter.java
---
@@ -74,4 +74,14 @@ public void notifyOfRemovedMetric(Metric metric, String
metricName, AbstractMetr
}
}
}
+
+ /**
+ * Can be overridden by sub-classes to replace invalid characters in
metric name.
+ *
+ * @param metricName Name of the metric
--- End diff --
Name should be lower case
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