OnJava8-Examples/streams/FileToWords.java at master · xinan-w/OnJava8-Examples · GitHub

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// streams/FileToWords.java

// We make no guarantees that this code is fit for any purpose.

// Visit http://OnJava8.com for more book information.

import java.nio.file.*;

import java.util.stream.*;

import java.util.regex.Pattern;

public class FileToWords {

public static Stream<String> stream(String filePath)

throws Exception {

return Files.lines(Paths.get(filePath))

.skip(1) // First (comment) line

.flatMap(line ->

Pattern.compile("\\W+").splitAsStream(line));

}

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