File directory = getDir("template", Context.MODE_PRIVATE);

private boolean copyFile(File src,File dst)throws IOException{
        if(src.getAbsolutePath().toString().equals(dst.getAbsolutePath().toString())){

            return true;

        }else{
            InputStream is=new FileInputStream(src);
            OutputStream os=new FileOutputStream(dst);
            byte[] buff=new byte[1024];
            int len;
            while((len=is.read(buff))>0){
                os.write(buff,0,len);
            }
            is.close();
            os.close();
        }
        return true;
    }