package java18;

import java.io.BufferedReader;
import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.file.Files;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;

public class ReaderFile {

    private static StringBuilder sb;

    static {
	sb = new StringBuilder();
    }

    public static void main(String[] args) {
	read(Paths.get("file.in"));
    }

    public final static void read(Path path) {
	try (BufferedReader rd = Files.newBufferedReader(path, Charset.forName("UTF-8"))) {

	    while (sb.append(rd.readLine()).append(System.getProperty("line.separator")) != null
		    && rd.ready())
		;

	} catch (NoSuchFileException e) {
	    System.err.println(String.format("File not exists: %s", e.getMessage()));
	} catch (IOException e) {
	    System.err.println(e);
	} finally {
	    System.out.println(sb);
	}
    }
}