public synchronized void closeStoreFile(boolean evictOnClose) throws IOException {
    if (this.initialReader != null) {
      this.initialReader.close(evictOnClose);
      this.initialReader = null;
    }
  }
@param evictOnClose whether to evict blocks belonging to this file
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HStoreFile.java