Java Textfile (contacaratteri multiforme)

import java.io.*;
import java.net.ServerSocket;
import java.net.Socket;


public class TextFile {
    public static void main(String[] args) throws IOException {

        final int scelta = 0;

        int c;
        int totali;
        int spazi = 0;
        ServerSocket ss = new ServerSocket(2000);
        Socket socket = ss.accept();

        FileReader fileReader = new FileReader("loremipsum.txt");
        InputStreamReader isr = new InputStreamReader(System.in);
        InputStreamReader sisr = new InputStreamReader(socket.getInputStream());
        BufferedReader in;

        switch (scelta) {
            case 1: in = new BufferedReader(isr); break;
            case 2: in = new BufferedReader(sisr);
            default: in =  new BufferedReader(fileReader); break;
        }

        for (totali=0; (c = in.read()) != -1; totali++)
            if (Character.isWhitespace((char) c))
                spazi++;

        System.out.println(totali + " caratteri, " + spazi + " spazi");

        }


}