<!-- Here is for bug reports and feature requests ONLY! If you're looking for help, please check our mail list and the Gitter room. Please try to use English to describe your issue, or at least provide a snippet of English translation. --> ## Issue Description Type: *improvement* ### Describe what happened (or what feature you want) Improve boundary checking for input stream in `MetricSearcher` and `MetricReader`.
Issue Description
Type: improvement
Describe what happened (or what feature you want)
Improve boundary checking for input stream in
MetricSearcherandMetricReader.