Once sent, the client retreives the same image using the getImage() operation and saves it to the file system with a different name.

一旦发送出去，客户端使用 getImage() 操作获得相同的图像，并且使用不同的名称把它保存到文件系统。

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For the get operation, specify the file in HDFS to extract (from your output subdirectory) and the file name to write in the local file system (output.txt).

对于get操作，指定HDFS中要提取的文件(来自out put子目录)和在本地文件系统中要写的文件(out put . txt)。

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During a file-access or disk-access operation, the operating system could not make a connection between the path and the file name.

在文件访问或磁盘访问操作期间，操作系统未能在路径和文件名之间建立连接。

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