HBASE-22890 add comments for why check first and then setLength()

apache · Sep 20, 2019 · 6c8dcea · 6c8dcea
1 parent 9c3dded
commit 6c8dcea
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/BucketCache.java
@@ -301,6 +301,7 @@ public BucketCache(String ioEngineName, long capacity, int blockSize, int[] buck
     this.ramCache = new ConcurrentHashMap<BlockCacheKey, RAMQueueEntry>();
 
     this.backingMap = new ConcurrentHashMap<BlockCacheKey, BucketEntry>((int) blockNumCapacity);
+
     if (ioEngine.isPersistent() && persistencePath != null) {
       try {
         retrieveFromFile(bucketSizes);