<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>文件上传</title>
</head>
<body>
<h3>文件上传</h3>
<form action=" FileSmartUpload" method="post" enctype="multipart/form-data">
文件<input type="file" name="file1">
<input type="submit" value="提交">
</form>
</body>
</html> |
package com.jsp.file.upload.servlet;
import java.io.IOException;
import java.sql.SQLException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import com.jspsmart.upload.SmartUpload;
import com.jspsmart.upload.SmartUploadException;
@WebServlet("/FileSmartUpload")
public class FileSmartUpload extends HttpServlet {
private static final long serialVersionUID = 1L;
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException{
// 创建文件上传对象
SmartUpload smartUpload = new SmartUpload();
// 初始化文件上传对象
smartUpload.initialize(this.getServletConfig(),request, response);
// 设置单个文件最大的字节数
smartUpload.setMaxFileSize(1000*100);
// 设置总文件的最大字节数
smartUpload.setTotalMaxFileSize(1000*1000*100);
// 设置允许的文件的扩展名
smartUpload.setAllowedFilesList("jpg,doc,rar,txt,java");
try {
// 设置不允许的文件的扩展名
smartUpload.setDeniedFilesList("exe,php");
// 上传文件
smartUpload.upload();
// 保存文件,指定路径即可
smartUpload.save("d://");
} catch (SQLException e) {
e.printStackTrace();
} catch (SmartUploadException e) {
e.printStackTrace();
}
}
} |
原文地址：http://blog.csdn.net/u022812849/article/details/44944509
