tedyu opened a new pull request, #39250: URL: https://github.com/apache/spark/pull/39250
### What changes were proposed in this pull request? This PR uses Diamond operator for constructing HashMap for type inference. ### Why are the changes needed? The change follows Java practices for creating new HashMap. ### Does this PR introduce _any_ user-facing change? No. ### How was this patch tested? Existing test suite. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org