Uploadify 插件的使用 java 版 jsp+struts1.2 实现上传文件

1、下载uploadify-v3.1.zip

官网URL：http://www.uploadify.com/

2、jquery-1.7.1.js

3、struts1.2

4、index.jsp

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
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>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">
    -->
    <link rel="stylesheet" type="text/css" href="<%=basePath%>js/uploadify/uploadify.css" />
    <script type="text/javascript" src="<%=basePath%>js/jquery/jquery-1.7.1.js"></script>
    <script type="text/javascript" src="<%=basePath%>js/uploadify/jquery.uploadify-3.1.min.js"></script>
    <script type="text/javascript">
     
    $(document).ready(function() {
        $(function() {
            $("#file_upload").uploadify({
                swf           : '<%=basePath%>js/uploadify/uploadify.swf',
                uploader      : 'uploadAction.do',
                cancelimg     : '<%=basePath%>js/uploadify/uploadify-cancel.png',
                height        : 30,
                width         : 100,
                buttonText    : '浏览',
                auto          : false
                });
            });
        function close(){
            window.close(); 
        }
    });
     
       
</script>
  </head>
   
  <body>
    <input type="file" name="file_upload" id="file_upload" />
    <a href="javascript:$('#file_upload').uploadify('upload','*')" >保存</a>
  </body>
</html>

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>

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>

<title>My JSP 'index.jsp' starting page</title>

<!--

-->

$(document).ready(function() {

$(function() {

$("#file_upload").uploadify({

swf : '<%=basePath%>js/uploadify/uploadify.swf',

uploader : 'uploadAction.do',

cancelimg : '<%=basePath%>js/uploadify/uploadify-cancel.png',

height : 30,

width : 100,

buttonText : '浏览',

auto : false

});

function close(){

window.close();

}

});

</script>

</head>

<body>

</body>

</html>

5、UploadActon.java

package com.mxzhe.struts.action;
 
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Iterator;
import java.util.List;
 
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
import org.apache.commons.fileupload.DefaultFileItemFactory;
import org.apache.commons.fileupload.DiskFileUpload;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;
 
public class UploadAction extends DispatchAction {
 
    public ActionForward execute(ActionMapping mapping, ActionForm form,
            HttpServletRequest request, HttpServletResponse response)
            throws Exception {
        String filePath = "D:\\uploadif";
        try {
            DefaultFileItemFactory dff = new DefaultFileItemFactory();
            DiskFileUpload upload = new DiskFileUpload(dff);
            upload.setHeaderEncoding("UTF-8");
            List<FileItem> fileList = null;
            fileList = upload.parseRequest(request);
            Iterator<FileItem> it = fileList.iterator();
            while (it.hasNext()) {
                FileItem item = it.next();
                if (!item.isFormField()) {
                    // 创建目录
                    File directory = new File(filePath);
                    if (!directory.exists()) {
                        directory.mkdirs();
                    }
 
                    System.out.println(filePath+File.separator+item.getFieldName());
                    OutputStream os = new FileOutputStream(filePath+File.separator+item.getName());
                    int bytesResd = 0;
                    byte[] buffer = new byte[1024];
                    InputStream is = item.getInputStream();
                    while ((bytesResd = is.read(buffer, 0, 1024)) != -1) {
                        os.write(buffer, 0, bytesResd);
                        os.flush();
                    }
                    os.close();
 
                }
            }
        } catch (FileUploadException ex) {
            return null;
        }
        return null;
    }
}

package com.mxzhe.struts.action;

import java.io.File;

import java.io.FileOutputStream;

import java.io.InputStream;

import java.io.OutputStream;

import java.util.Iterator;

import java.util.List;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.fileupload.DefaultFileItemFactory;

import org.apache.commons.fileupload.DiskFileUpload;

import org.apache.commons.fileupload.FileItem;

import org.apache.commons.fileupload.FileUploadException;

import org.apache.struts.action.ActionForm;

import org.apache.struts.action.ActionForward;

import org.apache.struts.action.ActionMapping;

import org.apache.struts.actions.DispatchAction;

public class UploadAction extends DispatchAction {

public ActionForward execute(ActionMapping mapping, ActionForm form,

HttpServletRequest request, HttpServletResponse response)

throws Exception {

String filePath = "D:\\uploadif";

try {

DefaultFileItemFactory dff = new DefaultFileItemFactory();

DiskFileUpload upload = new DiskFileUpload(dff);

upload.setHeaderEncoding("UTF-8");

List<FileItem> fileList = null;

fileList = upload.parseRequest(request);

Iterator<FileItem> it = fileList.iterator();

while (it.hasNext()) {

FileItem item = it.next();

if (!item.isFormField()) {

// 创建目录

File directory = new File(filePath);

if (!directory.exists()) {

directory.mkdirs();

}

System.out.println(filePath+File.separator+item.getFieldName());

OutputStream os = new FileOutputStream(filePath+File.separator+item.getName());

int bytesResd = 0;

byte[] buffer = new byte[1024];

InputStream is = item.getInputStream();

while ((bytesResd = is.read(buffer, 0, 1024)) != -1) {

os.write(buffer, 0, bytesResd);

os.flush();

}

os.close();

}

} catch (FileUploadException ex) {

return null;

}

return null;

}

6、struts-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">
 
<struts-config>
    <data-sources />
    <form-beans />
    <global-exceptions />
    <global-forwards />
    <action-mappings>
        <action type="com.mxzhe.struts.action.UploadAction" path="/uploadAction"
            scope="request" validate="false" />
    </action-mappings>
    <message-resources parameter="com.mxzhe.struts.ApplicationResources" />
</struts-config>

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

<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">

<struts-config>

<data-sources />

<form-beans />

<global-exceptions />

<global-forwards />

<action-mappings>

<action type="com.mxzhe.struts.action.UploadAction" path="/uploadAction"

scope="request" validate="false" />

</action-mappings>

<message-resources parameter="com.mxzhe.struts.ApplicationResources" />

</struts-config>

7、web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="3.0" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee   http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
  <display-name />
  <servlet>
    <servlet-name>action</servlet-name>
    <servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
    <init-param>
      <param-name>config</param-name>
      <param-value>/WEB-INF/struts-config.xml</param-value>
    </init-param>
    <init-param>
      <param-name>debug</param-name>
      <param-value>3</param-value>
    </init-param>
    <init-param>
      <param-name>detail</param-name>
      <param-value>3</param-value>
    </init-param>
    <load-on-startup>0</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>action</servlet-name>
    <url-pattern>*.do</url-pattern>
  </servlet-mapping>
  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
</web-app>

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

<web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="3.0" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">

<display-name />

<servlet-name>action</servlet-name>

<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>

<init-param>

<param-name>config</param-name>

<param-value>/WEB-INF/struts-config.xml</param-value>

</init-param>

<init-param>

<param-name>debug</param-name>

<param-value>3</param-value>

</init-param>

<init-param>

<param-name>detail</param-name>

<param-value>3</param-value>

</init-param>

<load-on-startup>0</load-on-startup>

</servlet>

<servlet-mapping>

<servlet-name>action</servlet-name>

<url-pattern>*.do</url-pattern>

</servlet-mapping>

<welcome-file-list>

<welcome-file>index.jsp</welcome-file>

</welcome-file-list>

</web-app>