import java.io.*;

public class jcopy {
   public static void main(string args[]){
     try {
       jcopy j = new jcopy(); j.copyfile(new file(args[0]),new file(args[1]));
       }
     catch (exception e) {
       e.printstacktrace();
       }
     }

   public void copyfile(file in, file out) throws exception {
     fileinputstream fis  = new fileinputstream(in);
     fileoutputstream fos = new fileoutputstream(out);
     byte[] buf = new byte[1024];
     int i = 0;
     while((i=fis.read(buf))!=-1) {
       fos.write(buf, 0, i);
       }
     fis.close();
     fos.close();
     }
   }