FormFile ( org.apache.struts.upload.FormFile ) をファイルに書き出す private void _saveFormFile(String filePath, FormFile upfile) throws Exception { InputStream is = upfile.getInputStream(); BufferedInputStream bis = new BufferedInputStream(is); FileOutputStream fos = new FileOutputStream(filePath); BufferedOutputStream bos = new BufferedOutputStream(fos); int read = 0; while ((read = bis.read()) != -1) { bos.write(read); } bos.flush(); bis.close(); bos.close(); } 書き出したファイルをA