利用webwork进行上传
一个多文件上传的例子，大家可依据自己的需要改变自己的上传目录，有错误的话，希望大家多多批评。
package com.Jskyben.test;/*author:skyact 多文件上传功能 */import com.opensymphony.xwork.ActionSupport;import java.io.*;import javax.servlet.ServletContext;import com.opensymphony.xwork.ValidationAware;import javax.servlet.http.HttpServletRequest;import com.opensymphony.webwork.dispatcher.multipart.*;import com.opensymphony.webwork.ServletActionContext;import com.opensymphony.webwork.interceptor.ServletRequestAware;public class UploadDoc1 extends ActionSupport implements ValidationAware,ServletRequestAware{ private File[] doc; private String[] docContentType; private String[] docFileName; private String message=""; ServletContext d; HttpServletRequest req; public String execute() throws Exception{ MultiPartRequestWrapper wrapper=(MultiPartRequestWrapper)req; message=wrapper.getParameter("message");//取得表单中其他字段值d=ServletActionContext.getServletContext();String path=d.getRealPath("/");//取得根目录path+="pic/";for(int i=0;i<doc.length;i++){//多文件上传File target = new File(path+docFileName[i]); if(target.exists()){ target.delete(); } doc[i].renameTo(target); } return SUCCESS; } public void setServletRequest(HttpServletRequest req){ this.req=req; } public void validate(){ if(doc==null||doc.equals("")){ addFieldError("doc", getText("file not found,please upload a file"));} } public void setDoc(File[] doc) { this.doc = doc; } public void setDocContentType(String[] docContentType) { this.docContentType = docContentType; } public void setDocFileName(String[] docFileName) { this.docFileName = docFileName; } public String getMessage(){ return message; }}