readprimes.java

２１Java教程的全部源代码 北京邮电大学出版

import java.io.*;

class ReadPrimes {
    public static void main(String[] arguments) {
        try {
            FileInputStream file = new
                FileInputStream("400primes.dat");
            BufferedInputStream buff = new
                BufferedInputStream(file);
            DataInputStream data = new
                DataInputStream(buff);

            try {
                while (true) {
                    int in = data.readInt();
                    System.out.print(in + " ");
                }
            } catch (EOFException eof) {
                buff.close();
            }
        } catch (IOException e) {
            System.out.println("Error -- " + e.toString());
        }
    }
}