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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>文件上传</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="css/style.css">
</head>
<body>
<form action="servlet/UploadServlet" method="post" enctype="multipart/form-data">
<div align="center">
<fieldset style="width:50%;">
<legend>上传文件</legend><br/>
<div class="line">
<div align="left" class="leftDiv">上传文件</div>
<div align="left" class="rightDiv">
<input type="file" name="file1" class="text">
</div>
</div>
.........
</fieldset>
</div>
</form>
</body>
</html>
package com.sfd.servlet;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.fileupload.DiskFileUpload;
import org.apache.commons.fileupload.FileItem;
public class UploadServlet extends HttpServlet{
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException {
//....
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException {
response.setCharacterEncoding("UTF-8");
//request.setCharacterEncoding("UTF-8");
response.setContentType("text/html");
DiskFileUpload diskFileUpload = new DiskFileUpload();
try {
List<FileItem> list = diskFileUpload.parseRequest(request);
for (FileItem fileItem : list) {
if (!fileItem.isFormField()) {
if ("file1".equals(fileItem.getFieldName())) {
File remoteFile = new File(new String(fileItem.getName().getBytes(), "UTF-8"));
File file = new File(this.getServletContext().getRealPath("upload"), remoteFile.getName());
// if (file1.exists()) {
// file1.delete();
// }
System.out.println("file_Path: " + file.toString());
file1.getParentFile().mkdirs();
file1.createNewFile();
InputStream ins = fileItem.getInputStream();
OutputStream ous = new FileOutputStream(file1);
byte[] buffer = new byte[1024];
int len = 0;
while((len = ins.read(buffer)) > -1) {
ous.write(buffer, 0, len);
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
}