@Override
  public void notifyFileCachingCompleted(Path fileName, int totalBlockCount, int dataBlockCount,
    long size) {
    l1Cache.getBlockCount();
    l1Cache.notifyFileCachingCompleted(fileName, totalBlockCount, dataBlockCount, size);
    l2Cache.notifyFileCachingCompleted(fileName, totalBlockCount, dataBlockCount, size);

  }
Returns the list of fully cached files
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/CombinedBlockCache.java