struts2 文件上传

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upload.jsp

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%><%@taglib prefix="s" uri="/struts-tags"%><%String path = request.getContextPath();String basePath = request.getScheme() + "://"+ request.getServerName() + ":" + request.getServerPort()+ path + "/";%><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><base href="<%=basePath%>"><title>上传</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"></head><body><div id="content"><div id="infowrap"><div id="box"><h3>上传Excel工资表</h3><s:form action="file_upload" method="post"enctype="multipart/form-data" namespace='/file'><s:file name="upload" label="上传的文件"></s:file><s:submit value="上传"></s:submit><s:hidden name="uploadPath" value="Files/salary"></s:hidden></s:form></div></div></div></body></html>

struts.xml

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE struts PUBLIC    "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"    "http://struts.apache.org/dtds/struts-2.0.dtd"><struts><constant name="struts.multipart.saveDir" value="/files"></constant><package name="file" extends="struts-default" namespace="/file"><action name="file_*" method="{1}" class="edu.qdgxy.action.FileAction"><result name="upload">/pages/back/admin_frame.jsp</result></action></package></struts>

FileAction.java

package edu.qdgxy.action;import java.io.File;import java.io.FileInputStream;import java.io.FileOutputStream;import java.io.InputStream;import java.io.OutputStream;import java.util.Vector;import jxl.Cell;import org.apache.struts2.ServletActionContext;import edu.qdgxy.util.ExcelDele;import edu.qdgxy.util.ExcelRead;public class FileAction extends SuperAction{/** *  */private static final long serialVersionUID = 1L;private File upload;private String uploadFileName;private String uploadPath;public String upload() throws Exception{ExcelDele excelDele = new ExcelDele();InputStream is=new FileInputStream(getUpload());System.out.println(uploadPath);String path=ServletActionContext.getServletContext().getRealPath(uploadPath);OutputStream os=new FileOutputStream(path+"/"+uploadFileName);byte buffer[]=new byte[1024];int cnt;while((cnt=is.read(buffer))>0){os.write(buffer,0,cnt);}os.close();is.close();pages="upload_success.jsp";request.put("pages",pages);return "upload";}public File getUpload() {return upload;}public void setUpload(File upload) {this.upload = upload;}public String getUploadFileName() {return uploadFileName;}public void setUploadFileName(String uploadFileName) {this.uploadFileName = uploadFileName;}public String getUploadPath() {return uploadPath;}public void setUploadPath(String uploadPath) {this.uploadPath = uploadPath;}}