HDFS Java API按行读取

2018.10.28

前言

翻译自stackoverflow一回答¹

方法

public void test() throws Exception {
	Path path = new Path("hdfs://pathToFile");
	FileSystem fs = FileSystem.get(context.getConfiguration);
	BufferedReader reader = new BufferedReader(new InputStreamReader(fs.open(path)));
	String line;
	while ((line = reader.readLine()) != null) {
		System.out.println(line);
	}
	reader.close();
}

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1. stackoverflow回答 ↩︎