Struts实现多文件上传

gdf84 · 发表于 2013-2-6 10:15:59

jsp文件<%@ page language="java" pageEncoding="gbk"%><%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %><%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %><%@ taglib uri="http://struts.apache.org/tags-logic" prefix="logic" %><%@ taglib uri="http://struts.apache.org/tags-tiles" prefix="tiles" %><html:html lang="true"> <head> <title>addfile.jsp</title><meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="This is my page"> <SCRIPT LANGUAGE="JavaScript">  </SCRIPT> </head> <body> <html:form action="/file.do?method=add" enctype="multipart/form-data"> <table id="tablee"> <tr> <td>文件上传</td> <td> 添加</td> <td> 删除</td> </tr> <tr> <td> <input type="file" name="files"> </td> <td> <input type="button" value="添加" /> </td> <td> <input type="button" value="删除" /> </td> </tr> </table> <html:submit></html:submit> </html:form> </body></html:html>action
/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */package com.hcwy.struts.action;import java.io.File;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.OutputStream;import java.util.Hashtable;import java.util.Map;import java.util.Set;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.apache.struts.action.ActionForm;import org.apache.struts.action.ActionForward;import org.apache.struts.action.ActionMapping;import org.apache.struts.actions.DispatchAction;import org.apache.struts.upload.FormFile;import com.hcwy.struts.form.FileForm;/** * MyEclipse Struts * Creation date: 05-09-2008 * * XDoclet definition: * @struts.action path="/file" name="fileForm" input="/form/file.jsp" parameter="method" scope="request" validate="true" */public class FileAction extends DispatchAction {private static long uuidCount = 0;public ActionForward add(ActionMapping mapping, ActionForm form,HttpServletRequest request, HttpServletResponse response) {FileForm fileForm = (FileForm) form;int i=0;Hashtable files = fileForm.getMultipartRequestHandler().getFileElements();for(Map.Entry<String,FormFile> entry : (Set<Map.Entry<String,FormFile>>)(files.entrySet())) {FormFile ff=entry.getValue();up(ff);i++;}System.out.println(i);return null;}//保存public static void up(FormFile ff){String dir1=getUUid();// + "."+ (ff.getFileName().split("\\.")[1]);String dir ="C:/upload"+"/"+dir1;try {OutputStream out = new FileOutputStream(new File(dir));byte b[] = ff.getFileData();out.write(b);out.close();} catch (FileNotFoundException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}//UUIDpublic static String getUUid() {uuidCount++;long time = System.currentTimeMillis();String tmpStr="0000"+Long.toHexString(uuidCount);String uuid = Long.toHexString(time) + tmpStr.substring(tmpStr.length()-4)+ Long.toHexString(Double.doubleToLongBits(Math.random()));uuid = uuid.substring(0, 24).toUpperCase();return uuid; }}

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Struts实现多文件上传

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