struts2整合uploadify插件实现批量上传，上传成功后跳转并传递参数

<link href="static/uploadify/uploadify.css" rel="stylesheet"
	type="text/css" />
<script type="text/javascript"
	src="static/uploadify/jquery-1.4.2.min.js"></script>
<script type="text/javascript" src="static/uploadify/swfobject.js"></script>
<script type="text/javascript"
	src="static/uploadify/jquery.uploadify.v2.1.4.min.js"></script>
<script type="text/javascript">
	$(document).ready(function() {
		$("#uploadify").uploadify({
			'uploader' : 'static/uploadify/uploadify.swf', //是组件自带的flash，用于打开选取本地文件的按钮
			'script' : 'upload.action',//处理上传的路径，这里使用Struts2是XXX.action
			'scriptData' :{'catId':$('#catId').val()},
			'cancelImg' : 'static/uploadify/cancel.png',//取消上传文件的按钮图片，就是个叉叉
			'folder' : 'uploads',//上传文件的目录
			'fileDataName' : 'uploadify',//和input的name属性值保持一致就好，Struts2就能处理了
			'queueID' : 'fileQueue',
			'auto' : false,//是否选取文件后自动上传
			'multi' : true,//是否支持多文件上传
			'simUploadLimit' : 1,//每次最大上传文件数
			'queueSizeLimit' : 50,
			'removeCompleted' : true,
			'buttonText' : 'BORWSE',//按钮上的文字
			'displayData' : 'percentage',//有speed和percentage两种，一个显示速度，一个显示完成百分比
			'fileDesc' : '支持格式:jpg/gif/jpeg/png/bmp.', //如果配置了以下的'fileExt'属性，那么这个属性是必须的
			'fileExt' : '*.jpg;*.gif;*.jpeg;*.png;*.bmp',//允许的格式
			'onComplete' : function(event, queueID, fileObj, response, data) {
				//$("#result").html(response);//显示上传成功结果
				//setInterval("showResult()", 2000);//两秒后删除显示的上传成功结果
				window.location.href="<%=basePath%>photoManage/uploadPhoto.action?catId="+$('#catId').val();//上传成功后跳转，并传递参数
			}
		});
	});

	//function showResult() {//删除显示的上传成功结果
	//	$("#result").html("");
	//}
	function uploadFile() {//上传文件
		jQuery('#uploadify').uploadifyUpload();
	}
	function clearFile() {//清空所有上传队列
		jQuery('#uploadify').uploadifyClearQueue();
	}
</script>
                <input type="file" name="uploadify" id="uploadify"/>
    <s:hidden name="catId"></s:hidden> //上传成功后要传递的参数值    
    <div>     
      <div id="fileQueue"></div>     
    </div>
    <input type="button" onclick="uploadFile()" value="开始上传"> 
                <input type="button" onclick="clearFile()" value="取消所有上传">

接受上传处理的Action

private File uploadify;
private String uploadifyFileName;
public String upload()throws Exception{
		String extName = "";
		PhotoService photoService = ServiceLocator.getPhotoService(); 
		String saveRealFilePath = ServletActionContext.getServletContext().getRealPath("/upload");  
		File fileDir = new File(saveRealFilePath);  
	    if (!fileDir.exists()) {  
	        fileDir.mkdirs();  
	    } 
	    File savefile; 
	    if(uploadifyFileName.lastIndexOf(".")>=0){
	    	extName = uploadifyFileName.substring(uploadifyFileName.lastIndexOf("."));
	    }
	    String nowTime = ""+new Date().getTime();
	    savefile = new File(saveRealFilePath + "/" + nowTime + extName);
	    try {
			Photo photo  = new Photo();
			photo.setCatId(Integer.parseInt(catId));
			photo.setPhotoName(nowTime + extName);
			boolean result = photoService.insertPhoto(photo);
		} catch (Exception e) {
			e.printStackTrace();
		}
	    FileUtils.copyFile(uploadify,savefile);
	    HttpServletResponse response = ServletActionContext.getResponse();
	    response.setCharacterEncoding("utf-8");
	    response.getWriter().print(uploadifyFileName+"上传成功");
	    return null;
	}
    public File getUploadify() {
  return uploadify;
 }
 
 public void setUploadify(File uploadify) {
  this.uploadify = uploadify;
 }
 
 public String getUploadifyFileName() {
  return uploadifyFileName;
 }
 
 public void setUploadifyFileName(String uploadifyFileName) {
  this.uploadifyFileName = uploadifyFileName;
 }