Citeşte prima linie dintrun fişier

import java.io.DataInputStream;
import java.io.FileInputStream;
public class Main {
public static void main(String[] args) throws Exception{
FileInputStream fin = new FileInputStream("E:/experiment.txt");
DataInputStream din = new DataInputStream(fin);
//char ch = (char) din.readByte();
System.out.println(din.readLine());
din.close();
} }