Mingliang Liu 5af572b644 HADOOP-13427. Eliminate needless uses of FileSystem#{exists(), isFile(), isDirectory()}. Contributed by Steve Loughran and Mingliang Liu 8 lat temu
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main 5af572b644 HADOOP-13427. Eliminate needless uses of FileSystem#{exists(), isFile(), isDirectory()}. Contributed by Steve Loughran and Mingliang Liu 8 lat temu
test 176ff5ce90 HDFS-9402. Switch DataNode.LOG to use slf4j. Contributed by Walter Su. 9 lat temu