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struts2_单个文件上传

JavaStrutsJSPHTMLApache 
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针对struts2的文件上传功能坐的实例

 

java:

package hs.struts2.fileupload.action;

import java.io.File;
import java.io.IOException;

import org.apache.commons.io.FileUtils;

/**
 * struts2_单个文件上传
 * @author zKF38493
 *
 */
public class FileUploadAction {
	//用于在上传文件名后加一，防止文件被覆盖
	private static int count=0;
	//username属性
	private String username;
	//File对象
	private File uploadFile;
	//用于存放文件文件名
	private String uploadFileFileName;
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public File getUploadFile() {
		return uploadFile;
	}
	public void setUploadFile(File uploadFile) {
		this.uploadFile = uploadFile;
	}
	public String getUploadFileFileName() {
		return uploadFileFileName;
	}
	public void setUploadFileFileName(String uploadFileFileName) {
		this.uploadFileFileName = uploadFileFileName;
	}
	
	public String execute() throws IOException{
		//获取从页面上传来的username值
		System.out.println("username:"+username);
		//取得上传后文件存放路径
		String tar="F://test";
		File tarFile=new File(tar,(username+count+".txt"));
		count+=1;
		//拷贝file对象，从而实现上传文件
		FileUtils.copyFile(uploadFile, tarFile);
		return "upload"; 
	}
	
}
 

 

jsp:

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib prefix="s" uri="/struts-tags"  %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    
    <title>struts2单个文件上传</title>
  </head>
  
  <body>
  		<s:form action="fileupload" method="post" enctype="multipart/form-data" >
  			<s:label value="username:"></s:label>
  			<s:textfield name="username"></s:textfield>
  			<s:file name="uploadFile"></s:file>
  			<s:submit value="上传"></s:submit>
  		</s:form>
  </body>
</html>
 

 

struts.xml

<!-- struts2单个文件上传 -->
<action name="fileupload" class="hs.struts2.fileupload.action.FileUploadAction">
	<result name="upload">/index.jsp</result>
</action>
 
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