SpringMVC文件上传与的实现.rar

SpringMVC文件上传与下载的实现.rar

package com.mlxp.controller;

import java.io.File;
import java.io.OutputStream;
import java.net.URLDecoder;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.io.FileUtils;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import com.mlxp.entity.User;

@Controller
@RequestMapping（“/hellorabbit/*.do“）
public class DownloadController {
	@RequestMapping
	public String hellomlxp（）{
		System.out.println（“hellomlxp“）;
		return “upload“;
	}
	@RequestMapping
	public String hellouser（）{
		System.out.println（“hellouser“）;
		return “register“;
	}
	@RequestMapping（method=RequestMethod.POST）
    public String upload（HttpServletRequest request
           @RequestParam（“description“） String description
           @RequestParam（“file“） MultipartFile fileModel model） throws Exception {

        System.out.println（description）;
//      //不使用注解
//		MultipartHttpServletRequest multipartRequest = （MultipartHttpServletRequest） request;
//		//获取file
//		MultipartFile file = multipartRequest.getFile（“file“）;
        //如果文件不为空，写入上传路径
        if（!file.isEmpty（）） {
//            //上传文件路径
//            String path = request.getSession（）.getServletContext（）.getRealPath（“/ooxx/“）;
        	//由配置文件获取
        	String path=（String） request.getSession（）.getServletContext（）.getAttribute（“path“）;
            //上传文件名
            String filename = file.getOriginalFilename（）;
            File filepath = new File（pathfilename）;
            //判断路径是否存在，如果不存在就创建一个
            if （!filepath.getParentFile（）.exists（）） { 
                filepath.getParentFile（）.mkdirs（）;
            } 
//            // 读取要下载的文件，保存到文件输入流
//            InputStream in = file.getInputStream（）;
//            // 创建输出流
//            BufferedOutputStream out = new BufferedOutputStream（new FileOutputStream（filepath））;
//            // 创建缓冲区
//            byte[] buffer = new byte[32 * 10 * 1024];
//    		int bytesRead = 0;
//    		// 循环将输入流中的内容读取到缓冲区当中
//    		while （（bytesRead = in.read（buffer）） != -1）{
//    			// 输出缓冲区的内容到浏览器，实现文件下载
//    		    out.write（buffer 0 bytesRead）;
//    		}
//    		// 关闭输出流
//            out.close（）;
//            // 关闭文件输入流
//			in.close（）;
            //将上传文件保存到一个目标文件当中
            file.transferTo（new File（path + File.separator + filename））;
            model.addAttribute（“filename“ filename）;
            return “download

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        852  2017-09-26 13:30  Download_demo\.classpath

     文件       1046  2017-09-21 13:35  Download_demo\.project

     文件        517  2017-09-26 13:30  Download_demo\.settings\.jsdtscope

     文件        364  2017-09-15 13:59  Download_demo\.settings\org.eclipse.jdt.core.prefs

     文件        117  2017-09-21 13:36  Download_demo\.settings\org.eclipse.jst.j2ee.ejb.annotations.xdoclet.prefs

     文件        463  2017-09-26 13:30  Download_demo\.settings\org.eclipse.wst.common.component

     文件        345  2017-09-26 13:30  Download_demo\.settings\org.eclipse.wst.common.project.facet.core.xml

     文件         49  2017-09-15 13:59  Download_demo\.settings\org.eclipse.wst.jsdt.ui.superType.container

     文件          6  2017-09-15 13:59  Download_demo\.settings\org.eclipse.wst.jsdt.ui.superType.name

     文件       6319  2017-09-26 13:39  Download_demo\build\classes\com\mlxp\controller\DownloadController.class

     文件        909  2017-09-26 13:39  Download_demo\build\classes\com\mlxp\entity\User.class

     文件       2296  2017-09-26 13:39  Download_demo\build\classes\com\mlxp\listener\PropertiesListener.class

     文件         13  2017-09-26 11:16  Download_demo\build\classes\path.properties

     文件       2105  2017-09-26 13:30  Download_demo\build\classes\spring-mvc.xml

     文件        843  2017-09-26 13:30  Download_demo\build\classes\spring.xml

     文件       6913  2017-09-26 13:39  Download_demo\src\com\mlxp\controller\DownloadController.java

     文件        635  2017-09-21 15:11  Download_demo\src\com\mlxp\entity\User.java

     文件       1769  2017-09-26 13:30  Download_demo\src\com\mlxp\listener\PropertiesListener.java

     文件         13  2017-09-26 11:16  Download_demo\src\path.properties

     文件       2105  2017-09-26 13:30  Download_demo\src\spring-mvc.xml

     文件        843  2017-09-26 13:30  Download_demo\src\spring.xml

     文件         86  2017-09-26 13:30  Download_demo\WebContent\index.jsp

     文件      78601  2015-01-02 15:00  Download_demo\WebContent\js\jquery-1.4.4.min.js

     文件         39  2017-09-15 13:59  Download_demo\WebContent\meta-INF\MANIFEST.MF

     文件     188671  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-beanutils-1.7.0.jar

     文件      46725  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-codec-1.3.jar

     文件     571259  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-collections-3.2.jar

     文件      71442  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-discovery-0.2.jar

     文件      59590  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-fileupload-1.2.2.jar

     文件     278799  2015-01-02 15:59  Download_demo\WebContent\WEB-INF\lib\commons-httpclient-3.0-rc4.jar

............此处省略55个文件信息