uploadify文件上传的使用

浏览数：37 / 时间：2015年06月09日

1.jsp代码

 1     appname=$("#appname").val();
 2         $("#uploadify").uploadify({
 3             ‘swf‘ : ‘<%=basePath%>/Backstage/Style/jQuery-uploadify/uploadify.swf‘,
 4             // ‘script‘ : ‘ProductAction!fileUpload.do‘,//后台处理的请求
 5             ‘uploader‘: ‘AppVersionAction!fileUpload.do?appname=‘+appname , 
 6             ‘cancelImg‘ : ‘<%=basePath%>/Backstage/include/easyvalidator/images/vtip_arrow.png‘,
 7             ‘folder‘ : ‘/uplaod/temp‘,//您想将文件保存到的路径
 8             ‘queueID‘ : ‘fileQueue‘,//与下面的id对应
 9             ‘fileObjName‘:‘uploadify‘,
10             ‘queueSizeLimit‘ : 5,
11             ‘fileDesc‘ : ‘文件格式‘,
12             ‘fileTypeExts‘ : ‘*.apk;*.ipa;*.png‘, //控制可上传文件的扩展名，启用本项时需同时声明fileDesc
13             ‘auto‘ : false,
14             ‘multi‘ : true,
15             ‘simUploadLimit‘ : 2,
16             ‘buttonText‘ : ‘选择文件‘,
17             ‘onQueueComplete‘ : function(file,data,response) { 
18                   picFlag = true;  
19             }  
20         });

1     <input type="file" name="uploadify" id="uploadify" />
2                 <input id="appname" type="text" value="<s:property value="version.appName"/>" name="version.appName" size="30"   maxlength="32"  data-options="required:true,missingMessage:‘请输入版本号‘" class="easyui-validatebox" /><font color="red">&nbsp;*</font>

2.action和service

 1     public void addVersion() {
 2         String appname= getRequest().getParameter("appname");
 3         UploadImg upload = new UploadImg();
 4         try {
 5             /** 商品基本属性 **/
 6             version.setId(Constants.getUUID());
 7             version.setCreateTime(Constants.getSimpleDateFormat3());
 8 
 9             /** 将缓存中的图片放入版本目录中 **/
10             List<String> files = (List<String>) getSession().getAttribute("files");
11             String filesext=(String) getSession().getAttribute("fileExt");
12             String updateUrl=(String) getSession().getAttribute("fileName1");
13             if (files != null) {
14                 SimpleDateFormat yearFormat = new SimpleDateFormat("yyyyMMdd");
15                 String folderName = Constants.versionFileSavePath + "/" + yearFormat.format(new Date()) ;
16                 String newFileName=appname+"."+filesext;
17                 for (int i = 0; i < files.size(); i++) {
18                     upload.moveAndSaveFile(getRequest(), "/Upload/temp" +files.get(i), "/Upload/"+folderName,newFileName);
19                 }
20                 version.setUpdateUrl(updateUrl);
21 //                commodityInfo.setImageDir("/Upload/" + folderName);
22             }
23             getSession().removeAttribute("files");
24             getSession().removeAttribute("fileName1");
25             this.wfAppVersionService.addObject(version);
26             String json = JSON.toJSONString(version);
27             json = json.replace("}", ",\"tips\":\"新增版本信息成功\"}");
28             getResponse().setContentType("text/html;charset=utf-8");
29             getResponse().getWriter().println(json);
30         } catch (Exception ex) {
31             ex.printStackTrace();
32             try {
33                 getResponse().setStatus(555);
34                 getResponse().getWriter().println("新增失败");
35                 Logger.getLogger(AppVersionAction.class).info("版本控制执行新增操作异常");
36             } catch (IOException e) {
37                 e.printStackTrace();
38             }
39         }
40     }

 1     public void copyAndUpateFile(HttpServletRequest request,String oldPath, String newPath, String newName) {
 2         try {
 3             int bytesum = 0;
 4             int byteread = 0;
 5             System.out.println("@@newPath:  "+newPath);
 6             File oldfile = new File(request.getRealPath("/")+oldPath);
 7             if (oldfile.exists()) { // 文件存在时
 8                 //查看传入的目录是否存在 如果不存在就创建
 9                 if (newPath.split("/").length > 0) {
10                     String[] paths = newPath.split("/");
11                     String path = request.getRealPath("/") ;
12                     for (int i = 0; i < paths.length; i++) {
13                         path += paths[i] + "/";
14                         File saveDirFile = new File(path);
15                         if (!saveDirFile.exists()) {
16                             saveDirFile.mkdirs();
17                         }
18                     }
19                 }
20                 File file=new File(request.getRealPath("/")+newPath+"/"+"cbt_"+newName);
21                 file.createNewFile();
22                 InputStream inStream = new FileInputStream(request.getRealPath("/")+oldPath); // 读入原文件
23                 FileOutputStream fs = new FileOutputStream(request.getRealPath("/")+newPath+"/"+"cbt_"+newName);
24                 byte[] buffer = new byte[1444];
25                 while ((byteread = inStream.read(buffer)) != -1) {
26                     bytesum += byteread; // 字节数 文件大小 
27                     fs.write(buffer, 0, byteread);
28                 }
29                 inStream.close();
30             }
31         } catch (Exception e) {
32             System.out.println("复制单个文件操作出错");
33             e.printStackTrace();
34 
35         }
36     }
37     
38     /**
39      * 将临时文件tmp移动并改变格式
40       * @Title:  UploadImg
41       * @param:  @param request
42       * @param:  @param oldPath
43       * @param:  @param newPath
44       * @param:  @param newName
45       * @return:       
46       * @throws:
47       * @Description: TODO
48      */
49     public void moveAndSaveFile(HttpServletRequest request,String oldPath, String newPath,String newName) {
50         copyAndUpateFile(request,oldPath, newPath,newName);
51         String fileExt = oldPath.substring(oldPath.lastIndexOf(".") + 1).toLowerCase();
52         System.out.println("oldPath:      "+oldPath+"###NewPath:  "+newPath+" fileExt:   "+fileExt);
53         delFile(request,oldPath);
54 
55     }