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https://issues.apache.org/jira/browse/HTRACE-275?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Patrick McCabe updated HTRACE-275:
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Attachment: HTRACE-275.001.patch
> Add NullTracer which never creates a trace span
> -----------------------------------------------
>
> Key: HTRACE-275
> URL: https://issues.apache.org/jira/browse/HTRACE-275
> Project: HTrace
> Issue Type: Improvement
> Components: api
> Reporter: Colin Patrick McCabe
> Attachments: HTRACE-275.001.patch
>
>
> [~iwasakims] suggested adding a {{NullTracer}} which never creates a trace
> span. This would be more convenient than checking tracer objects against
> null in some cases.
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