[metrics-bugs] #30544 [Metrics/Library]: Using try-with-resources or close resource

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#30544: Using try-with-resources or close resource
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 Reporter:  fava    |          Owner:  metrics-team
     Type:  defect  |         Status:  new
 Priority:  Medium  |      Component:  Metrics/Library
  Version:          |       Severity:  Major
 Keywords:          |  Actual Points:
Parent ID:          |         Points:
 Reviewer:          |        Sponsor:
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 Sonarqube identifies a list of case as:
 Use try-with-resources or close this ...

 Please find in attachment a detailed report for this issues type.

 It is required to check or use try-with-resources statementa change in
 source code.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/30544>
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