Apache9 commented on a change in pull request #673: HBASE-23093 : Avoid Optional Anti-Pattern where possible URL: https://github.com/apache/hbase/pull/673#discussion_r333511124
########## File path: hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/MetricsRegionServerWrapperImpl.java ########## @@ -275,7 +276,7 @@ public int getFlushQueueSize() { @Override public long getBlockCacheCount() { - return this.blockCache.map(BlockCache::getBlockCount).orElse(0L); + return this.blockCache != null ? this.blockCache.getBlockCount() : 0L; Review comment: Oh, we are returning primitive types here, Optional will introduce unnecessary boxing/unboxing. Fine. Let's use null check then. ---------------------------------------------------------------- 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. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services