SpringMVC_Upload.rar_shipvu7_springmvc_springmvc upload

package com.util; import java.io.File; import java.io.IOException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.HashMap; import java.util.Map; import org.springframework.web.multipart.MultipartFile; import com.util.RandomNum; public class Upload { private String diskPath; public Upload(String diskPath) { if(!diskPath.endsWith("/")){ diskPath += "/"; } this.diskPath = diskPath; } public String upload(String folder,String visitPath,MultipartFile... mf){ SimpleDateFormat format = new SimpleDateFormat("yyyyMMddHHmmss"); StringBuffer strb = new StringBuffer(); if(!"".equals(folder)){ if(!folder.endsWith("/")){ folder += "/"; } } for (int i = 0; i < mf.length; i++) { if(mf[i].getSize() != 0){ String suffix = mf[i].getOriginalFilename().substring(mf[i].getOriginalFilename().lastIndexOf(".")); String fileName = format.format(new Date()) + RandomNum.getRandom(3) + suffix; try { mf[i].transferTo(new File(this.diskPath + folder + fileName)); } catch (IllegalStateException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } strb.append("/"+visitPath+"/"+folder+fileName+";"); } } if(strb.length() != 0){ return strb.toString().substring(0, strb.length() - 1); } return null; } }