Java tutorial
import java.io.FileInputStream; import java.io.FileOutputStream; class FileSplitter { public static void main(String args[]) throws Exception { FileInputStream fis = new FileInputStream(args[0]); int size = 1024; byte buffer[] = new byte[size]; int count = 0; while (true) { int i = fis.read(buffer, 0, size); if (i == -1) break; String filename = args[1] + count; FileOutputStream fos = new FileOutputStream(filename); fos.write(buffer, 0, i); fos.flush(); fos.close(); ++count; } } }