1.java

import java.io.IOException;
import java.nio.file.*;
import java.util.stream.*;
public class Main {
    public static void main(String[] args) {
        Stream<String> filenames = null;
        try {
            filenames = Files.lines(Paths.get("first.txt"));
        }catch (IOException ioe){
            ioe.printStackTrace();
        }
        if(filenames != null) 
            System.out.println("Printing content:\n" + filenames.collect(Collectors.toList()));
    }
}