spring mvc 中Uploadify插件的使用

$("#uplodefile").uploadify({
'swf': '/statics/uploadify/uploadify.swf',
'uploader': '/contacts/method11',
'buttonText': '选择文件',
'height': 20,
'width': 80,
'fileTypeDesc': 'Excel 工作表',
'fileTypeExts': '*.xls;*.xlsx',
////'formData': { 'Action': 'UploadTopUpRecordsList' },
////选择文件后自动上传
'auto': false,
////设置为true将允许多文件上传
'multi': false,
'sizeLimit': '2048000', //最大允许的文件大小为2M
'displayData': 'speed', //进度条的显示方式
//'queueID': 'fileQueue',
'onUploadSuccess': funComplete //完成上传任务
});

<table style="margin: 0 auto;">
<tr>
<td style="position: relative;">
<input id="uplodefile" name="uplodefile" class="uploadify" type="file" />
</td>
<td>
<a href="javascript:$('#uplodefile').uploadify('upload')" class="easyui-linkbutton" >上传</a>  
<a href="javascript:$('#uplodefile').uploadify('cancel')" class="easyui-linkbutton" >取消上传</a>
</td>
</tr>
</table>

package com.huanshare.service;

import org.springframework.util.FileCopyUtils;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.*;

/**
* Created by huan.liu on 2015/12/17.
*/
@SuppressWarnings("serial")
public class Upload extends HttpServlet {
@SuppressWarnings("unchecked")
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {

MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
MultipartFile multipartFile = multipartRequest.getFile("Filedata");
String fileName = multipartFile.getOriginalFilename();
byte[] bytes = multipartFile.getBytes();
String path=request.getSession().getServletContext().getRealPath("/");
path = path + "/uploads/";
// String savePath = "/servlet/Upload";
File f1 = new File(path);
System.out.println(path);
if (!f1.exists()) {
f1.mkdirs();
}

String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1).toLowerCase();
SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmss");
String newFileName = df.format(new Date()) + "_" + new Random().nextInt(1000) + "." + fileExt;
File f2 = new File(path+newFileName);
FileCopyUtils.copy(bytes, f2);
}
}