private static FileCreator createFileCreator3_3() throws NoSuchMethodException {
    Method createMethod = ClientProtocol.class.getMethod("create", String.class, FsPermission.class,
      String.class, EnumSetWritable.class, boolean.class, short.class, long.class,
      CryptoProtocolVersion[].class, String.class, String.class);

    return (instance, src, masked, clientName, flag, createParent, replication, blockSize,
      supportedVersions) -> {
      return (HdfsFileStatus) createMethod.invoke(instance, src, masked, clientName, flag,
        createParent, replication, blockSize, supportedVersions, null, null);
    };
  }
Helper class for implementing {@link FanOutOneBlockAsyncDFSOutput}.
hbase-asyncfs/src/main/java/org/apache/hadoop/hbase/io/asyncfs/FanOutOneBlockAsyncDFSOutputHelper.java