// streams/FileToWordsRegexp.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
import java.io.*;
import java.nio.file.*;
import java.util.stream.*;
import java.util.regex.Pattern;

public class FileToWordsRegexp {
 private String all;
 public FileToWordsRegexp(String filePath)
 throws Exception {
 all = Files.lines(Paths.get(filePath))
 .skip(1) // First (comment) line
 .collect(Collectors.joining(" "));
 }
 public Stream<String> stream() {
 return Pattern
 .compile("[ .,?]+").splitAsStream(all);
 }
 public static void
 main(String[] args) throws Exception {
 FileToWordsRegexp fw =
 new FileToWordsRegexp("Cheese.dat");
 fw.stream()
 .limit(7)
 .map(w -> w + " ")
 .forEach(System.out::print);
 fw.stream()
 .skip(7)
 .limit(2)
 .map(w -> w + " ")
 .forEach(System.out::print);
 }
}
/* Output:
Not much of a cheese shop really is it
*/