private void copy(InputStream in, File file) {
    try {
        OutputStream out = new FileOutputStream(file);
        byte[] buf = new byte[1024];
        int len;
        while((len=in.read(buf))>0){
            out.write(buf,0,len);
        }
        out.close();
        in.close();
    } catch (Exception e) {
        System.out.println("[WorldWrap] Error generating a new config! Is the directory writeable?");
    }
}