<button label="上传 Image" upload="true,maxsize=1073741824">        <attribute name="onUpload"><![CDATA[            org.zkoss.util.media.Media media = event.getMedia();            String fileName = "";            if(media!=null)                fileName =  media.getName();                       注：txt(中文内容乱码)java.io.InputStream ins = new java.io.ByteArrayInputStream(media.getStringData().getBytes());                    注：图片java.io.InputStream ins = new java.io.ByteArrayInputStream(media.getByteData());             注：视频、图片java.io.InputStream ins = new java.io.BufferedInputStream(media.getStreamData());            java.io.File f = new java.io.File("D:\\temp\\"+fileName);            if(!f.exists()){                   f.createNewFile();             }            java.io.OutputStream out = new java.io.FileOutputStream(f);             byte[] buf=new byte[1024];              int len;             while((len=ins.read(buf))>0){             out.write(buf,0,len);      }     out.close();     ins.close();     alert("上传成功");        ]]></attribute>    </button>