// File I/O using standard byte streams (Oracle Java Tutorials)

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.IOException;

class ByteIO {

public static void main(String[] args) {

// NOTE: all byte stream classes are derived from InputStream

// or OutStream

int c;

// this requires xanadu.txt to be found here:

// https://docs.oracle.com/javase/tutorial/essential/io/streams.html

try(FileInputStream inFile = new FileInputStream("xanadu.txt");

FileOutputStream outFile = new FileOutputStream("outfile.txt");) {

// read file byte by byte and write to another file

while ((c = inFile.read()) != -1)

outFile.write(c);

} catch (IOException aExc) {

System.out.println("An exception has occurred: " + aExc);

aExc.printStackTrace();

}

}

}