Struts2实现多文件上传 -

u011936142

浏览: 42918 次
性别:
来自: 北京

最近访客更多访客>>

luojy200

tuanz

laiy2007

lovesugar

博主相关

博客

微博

相册

留言

关于我

文章分类

全部博客 (83)

社区版块

存档分类

Struts2实现多文件上传

struts2配置文件

<?xml version="1.0" encoding="UTF-8" ?>

<!DOCTYPE struts PUBLIC
    "-//Apache Software Foundation//DTD Struts Configuration 2.1//EN"
    "http://struts.apache.org/dtds/struts-2.1.dtd">

<struts>


	<package name="front" namespace="/" extends="struts-default">
		<action name="upload" class="action.UplodeAction" method="upload">
			<param name="savePath">/uploadFile</param>
			<result>/success.jsp</result>
		</action>
	</package>


</struts>

action配置

package action;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionSupport;

public class UplodeAction extends ActionSupport {

	private String title;
	private File[] upload;
	private String[] uploadContentType;
	private String[] uploadFileName;
	private String savePath;

	@Override
	public String execute() throws Exception {
		// TODO Auto-generated method stub
		return super.execute();
	}

	public String upload() throws Exception {

		System.out.println("upload=============");

		
		
		for (int i = 0; i < upload.length; i++) {
			System.out.println("======================="+i);
			FileInputStream fis = new FileInputStream(upload[i]);

			FileOutputStream fos = new FileOutputStream(getSavePath() + "\\"
					+ getTitle()+uploadFileName[i]);

			byte[] buffer = new byte[1024];

			int len = 0;
			while ((len = fis.read(buffer)) > 0) {
				fos.write(buffer, 0, len);
			}

			fos.close();
			fis.close();
		}

		return SUCCESS;

	}

	

	

	public String getTitle() {
		return title;
	}

	public void setTitle(String title) {
		this.title = title;
	}

	public File[] getUpload() {
		return upload;
	}

	public void setUpload(File[] upload) {
		this.upload = upload;
	}

	public String[] getUploadContentType() {
		return uploadContentType;
	}

	public void setUploadContentType(String[] uploadContentType) {
		this.uploadContentType = uploadContentType;
	}

	public String[] getUploadFileName() {
		return uploadFileName;
	}

	public void setUploadFileName(String[] uploadFileName) {
		this.uploadFileName = uploadFileName;
	}

	public String getSavePath() {
		return ServletActionContext.getServletContext().getRealPath(savePath);
	}

	public void setSavePath(String savePath) {
		this.savePath = savePath;
	}

}

index页面即上传界面的设置

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://"
			+ request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">

<title>My JSP 'index.jsp' starting page</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">
<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
</head>

<body>
	<s:form action="/upload" enctype="multipart/form-data">
		<s:textfield name="title" label="文件名称" />
		<s:file name="upload" label="选择文件" />
		<s:file name="upload" label="选择文件" />
		<s:file name="upload" label="选择文件" />
		<s:submit value="开始上传" />
	</s:form>

</body>
</html>

上传成功的设置

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
	String path = request.getContextPath();
	String basePath = request.getScheme() + "://"
			+ request.getServerName() + ":" + request.getServerPort()
			+ path + "/";
%>
<%@taglib prefix="s" uri="/struts-tags"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">

<title>My JSP 'success.jsp' starting page</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">
<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

</head>

<body>
	上传成功!
	<br /> 文件标题:
	<s:property value="title" />
	<br /> 文件为：
	<s:iterator value="uploadFileName" var="fileName">
		 <img src="<s:property value="'uploadFile/'+title+ #fileName"/>" /> 
	</s:iterator>

	<s:debug />
</body>
</html>

web.xml文件配置

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
  <display-name>Struts2Uplode</display-name>
   <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
  <filter>
      <filter-name>struts2</filter-name>
      <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
  </filter>
  <filter-mapping>
  	<filter-name>struts2</filter-name>
  	<url-pattern>/*</url-pattern>
  </filter-mapping>
</web-app>

分享到：