Java tutorial
import java.io.DataInputStream; import java.io.DataOutputStream; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; public class Main { public static void main(String[] args) throws IOException { byte[] b = { 1, 2, 3, 4, 5, 6, 7, 8, 9 }; FileOutputStream fos = new FileOutputStream("c:\\test.txt"); DataOutputStream dos = new DataOutputStream(fos); for (byte j : b) { dos.writeByte(j); } dos.flush(); InputStream is = new FileInputStream("c:\\test.txt"); DataInputStream dis = new DataInputStream(is); while (dis.available() > 0) { int k = dis.read(); System.out.print(k); dis.skipBytes(1); } } }