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。
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)。
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。
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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