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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>AddAdPic.html</title>
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="this is my page">
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<!--<link rel="stylesheet" type="text/css" href="./styles.css">-->
<script type="text/javascript">
function isOK() {
var picName = document.getElementById("picName").value;
var filePath = document.getElementById("picFilePath").value;
if(picName == "" || filePath == "") {
return false;
}
}
</script>
</head>
<body>
<fieldset style="width: 350px">
<legend>
添加图片广告
</legend>
<form method="post" id="picForm" action="/SimpleAdvertisementSystem/piccontrol"
onsubmit="return isOK()" enctype="MULTIPART/FORM-DATA">
<table>
<tr>
<td>
广告名
</td>
<td>
<input type="text" id="picName" name="picName" />
</td>
</tr>
<tr>
<td>
广告图片
</td>
<td>
<input type="file" id="picFilePath" name="picFilePath" />
</td>
</tr>
<tr>
<td>
</td>
<td>
</td>
</tr>
<tr>
<td>
<input type="submit" id="picSubmit" value="确定">
</td>
<td>
<input type="reset" id="picReset" />
</td>
</tr>
</table>
</form>
</fieldset>
</body>
</html>
package controller;
import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;
import model.*;
import org.apache.commons.fileupload.*;
import org.apache.commons.fileupload.servlet.*;
import org.apache.commons.fileupload.disk.*;
public class AdPicServlet extends HttpServlet {
private String filePath; // 存放上传文件的目录
private String tempFilePath; // 存放临时文件的目录
public void init(ServletConfig config) throws ServletException {
super.init(config);
filePath = config.getInitParameter("filePath");
tempFilePath = config.getInitParameter("tempFilePath");
filePath = this.getServletContext().getRealPath(filePath);
tempFilePath = this.getServletContext().getRealPath(tempFilePath);
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
DiskFileItemFactory factory = new DiskFileItemFactory();
factory.setSizeThreshold(4 * 1024);
factory.setRepository(new File(tempFilePath));
ServletFileUpload upload = new ServletFileUpload(factory);
upload.setFileSizeMax(4 * 1024 * 1024);
List items = upload.parseRequest(request);
Iterator iter = items.iterator();
while (iter.hasNext()) {
FileItem item = (FileItem)iter.next();
if (item.isFormField()) {
} else {
processUploadedFile(item);
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
//执行插入数据库操作
PicInfoGo pig = new PicInfoGo();
pig.picInfoInsert(request);
//执行跳转操作
this.getServletContext().getRequestDispatcher("/show.jsp").forward(
request, response);
}
private void processUploadedFile(FileItem item) {
String fileName = item.getName(); //获得文件的名字
long fileSize = item.getSize(); //获得文件的大小
if (fileName.equals("") && fileSize == 0) {
return;
}
File uploadedFile = new File(filePath + "\\" +fileName);
try {
item.write(uploadedFile);
} catch (Exception e) {
e.printStackTrace();
}
}
}
package model;
import javax.servlet.http.*;
import model.entity.*;
import model.dataaccess.*;
public class PicInfoGo {
public PicInfoGo() {
}
PicInfo pi = new PicInfo();
PicInfoService pis = new PicInfoService();
public void picInfoInsert(HttpServletRequest request) {
String picName = request.getParameter("picName").trim();
String picFilePath = request.getParameter("picFilePath").trim();
pi.setAdPicName(picName);
pi.setAdPicPicpath(picFilePath);
pi.setAdPicClickCount(0);
pis.insertAd(pi);
}
}