Spring文件上传Demo
package com.smbea.controller; import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Iterator; import javax.servlet.http.HttpServletRequest; import org.apache.commons.io.FileUtils;
import org.apache.log4j.Logger;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Controller;
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.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.multipart.commons.CommonsMultipartFile; import com.smbea.po.Member;
import com.smbea.utils.CommonUtils;
import com.smbea.utils.Constants; /**
* 文件上传
* @author hapday
* 2015年5月21日 下午12:03:22
*/
@Controller
@Scope(value = "prototype")
@RequestMapping(value = "/demo")
public class FileUploadController {
private static final Logger logger = Logger.getLogger(FileUploadController.class); /**
* 多文件上传
* @param name
* @param commonsMultipartFiles
* @param request
* @return
*/
@RequestMapping(value = "/file/fileUpload1", method = RequestMethod.POST)
public @ResponseBody String fileUpload1(@RequestParam("name") String name,
@RequestParam("fileToUpload") CommonsMultipartFile [] commonsMultipartFiles, HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload1-startTime=" + startTime); if(null == commonsMultipartFiles || 0 == commonsMultipartFiles.length){
return Constants.FAILURE;
} for(int index = 0, length = commonsMultipartFiles.length; index < length; index++){
CommonsMultipartFile commonsMultipartFile = commonsMultipartFiles[index]; if(null == commonsMultipartFile || commonsMultipartFile.isEmpty()){
continue;
} String originalFilename = commonsMultipartFile.getOriginalFilename();
String contentType = commonsMultipartFile.getContentType();
String fileName = commonsMultipartFile.getName();
long fileSize = commonsMultipartFile.getSize(); logger.info("name = " + name + ", originalFilename = " + originalFilename
+ ", contentType = " + contentType + ", fileName = " + fileName
+ ", fileSize = " + fileSize); // String extensionName = originalFilename.substring(originalFilename.indexOf(".")); // 扩展名
String newFileName = CommonUtils.UUIDGenerator() + "_" + originalFilename;
String destinationPath = request.getSession().getServletContext().getRealPath("/upload/" + newFileName); // 存放位置
logger.info("destinationPath = " + destinationPath);
File destFile = new File(destinationPath); try {
FileUtils.copyInputStreamToFile(commonsMultipartFile.getInputStream(), destFile);
} catch (IOException e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath("/upload/" + newFileName);
} logger.info("FileUploadController-fileUpload1-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} @RequestMapping(value = "/file/fileUpload2", method = RequestMethod.POST)
public @ResponseBody String fileUpload2(@RequestParam("name") String name,
HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload2-startTime=" + startTime); MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
MultipartFile multipartFile = multipartRequest.getFile("fileToUpload");
// CommonsMultipartFile commonsMultipartFile = (CommonsMultipartFile) multipartRequest; if(null == multipartFile){
return Constants.FAILURE;
} String originalFilename = multipartFile.getOriginalFilename();
String contentType = multipartFile.getContentType();
String fileName = multipartFile.getName();
long fileSize = multipartFile.getSize(); logger.info("name = " + name + ", originalFilename = " + originalFilename
+ ", contentType = " + contentType + ", fileName = " + fileName
+ ", fileSize = " + fileSize); // String extensionName = originalFilename.substring(originalFilename.indexOf(".")); // 扩展名
String newFileName = CommonUtils.UUIDGenerator() + "_" + originalFilename;
String destinationPath = request.getSession().getServletContext().getRealPath("/upload/" + newFileName); // 存放位置
logger.info("destinationPath = " + destinationPath);
File destFile = new File(destinationPath); try {
FileUtils.copyInputStreamToFile(multipartFile.getInputStream(), destFile);
} catch (IOException e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath("/upload/" + newFileName); logger.info("FileUploadController-fileUpload2-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} /**
* 文件上传
* @param name
* @param commonsMultipartFiles
* @param request
* @return
*/
@RequestMapping(value = "/file/fileUpload3", method = RequestMethod.POST)
public @ResponseBody String fileUpload3(@RequestParam("name") String name,
@RequestParam("fileToUpload") CommonsMultipartFile commonsMultipartFile, HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload1-startTime=" + startTime); if(null == commonsMultipartFile){
return Constants.FAILURE;
} String originalFileName = commonsMultipartFile.getOriginalFilename();
String contentType = commonsMultipartFile.getContentType();
String fileName = commonsMultipartFile.getName();
long fileSize = commonsMultipartFile.getSize(); logger.info("name = " + name + ", originalFilename = " + originalFileName
+ ", contentType = " + contentType + ", fileName = " + fileName
+ ", fileSize = " + fileSize); // String extensionName = originalFilename.substring(originalFilename.indexOf(".")); // 扩展名
String newFileName = CommonUtils.UUIDGenerator() + "_" + originalFileName;
String destinationPath = request.getSession().getServletContext().getRealPath("/upload/" + newFileName); // 存放位置
logger.info("destinationPath = " + destinationPath);
File destFile = new File(destinationPath); try {
FileUtils.copyInputStreamToFile(commonsMultipartFile.getInputStream(), destFile);
} catch (IOException e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath("/upload/" + newFileName); logger.info("FileUploadController-fileUpload3-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} @RequestMapping(value = "/file/fileUpload4", method = RequestMethod.POST)
public @ResponseBody String fileUpload4(@RequestParam("name") String name, @RequestParam("fileToUpload") CommonsMultipartFile commonsMultipartFile,
HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload4-startTime=" + startTime); if(null == commonsMultipartFile){
return Constants.FAILURE;
} String originalFilename = commonsMultipartFile.getOriginalFilename();
String contentType = commonsMultipartFile.getContentType();
String fileName = commonsMultipartFile.getName();
long fileSize = commonsMultipartFile.getSize(); logger.info("name = " + name + ", originalFilename = " + originalFilename
+ ", contentType = " + contentType + ", fileName = " + fileName
+ ", fileSize = " + fileSize); // String extensionName = originalFilename.substring(originalFilename.indexOf(".")); // 扩展名
String newFileName = CommonUtils.UUIDGenerator() + "_" + originalFilename;
String destinationPath = request.getSession().getServletContext().getRealPath("/upload/" + newFileName); // 存放位置
logger.info("destinationPath = " + destinationPath);
File destFile = new File(destinationPath); try {
FileUtils.copyInputStreamToFile(commonsMultipartFile.getInputStream(), destFile);
} catch (IOException e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath("/upload/" + newFileName); logger.info("FileUploadController-fileUpload4-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} /**
* 多文件上传
* @param name
* @param multipartRequest
* @param request
* @return
*/
@RequestMapping(value = "/file/fileUpload5", method = RequestMethod.POST)
public @ResponseBody String fileUpload5(@RequestParam("name") String name,
HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload5-startTime=" + startTime); MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request; if(null == multipartRequest || !multipartRequest.getFileNames().hasNext()){
return Constants.FAILURE;
} for (Iterator<?> fileIterator = multipartRequest.getFileNames(); fileIterator.hasNext();) {
String key = (String) fileIterator.next();
MultipartFile multipartFile = multipartRequest.getFile(key); if(null == multipartFile || 0 == multipartFile.getSize()){
continue;
} String originalFilename = multipartFile.getOriginalFilename();
String contentType = multipartFile.getContentType();
String fileName = multipartFile.getName();
long fileSize = multipartFile.getSize(); logger.info("name = " + name + ", originalFilename = "
+ originalFilename + ", contentType = " + contentType
+ ", fileName = " + fileName + ", fileSize = " + fileSize); String newFileName = CommonUtils.UUIDGenerator() + "_"
+ originalFilename; String fileUploadPath = multipartRequest.getSession()
.getServletContext()
.getRealPath(Constants.FILE_UPLOAD_PATH); logger.info("fileUploadPath = " + fileUploadPath); try {
this.saveFileFromInputStream(multipartFile.getInputStream(),
fileUploadPath, newFileName);
} catch (Exception e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath(Constants.FILE_UPLOAD_PATH + newFileName);
} logger.info("FileUploadController-fileUpload5-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} @RequestMapping(value = "/file/fileUpload6", method = RequestMethod.POST)
public @ResponseBody String fileUpload6(@RequestParam("name") String name, MultipartHttpServletRequest multipartRequest,
HttpServletRequest request) {
long startTime = System.currentTimeMillis();
logger.info("FileUploadController-fileUpload6-startTime=" + startTime); // MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
// MultipartFile multipartFile = multipartRequest.getFile("fileToUpload");
// CommonsMultipartFile commonsMultipartFile = (CommonsMultipartFile) multipartRequest; if(null == multipartRequest || !multipartRequest.getFileNames().hasNext()){
return Constants.FAILURE;
} for (Iterator<?> fileIterator = multipartRequest.getFileNames(); fileIterator.hasNext();) {
String key = (String) fileIterator.next();
MultipartFile multipartFile = multipartRequest.getFile(key); if(null == multipartFile || 0 == multipartFile.getSize()){
continue;
} String originalFilename = multipartFile.getOriginalFilename();
String contentType = multipartFile.getContentType();
String fileName = multipartFile.getName();
long fileSize = multipartFile.getSize(); logger.info("name = " + name + ", originalFilename = "
+ originalFilename + ", contentType = " + contentType
+ ", fileName = " + fileName + ", fileSize = " + fileSize); String newFileName = CommonUtils.UUIDGenerator() + "_"
+ originalFilename; String fileUploadPath = multipartRequest.getSession()
.getServletContext()
.getRealPath(Constants.FILE_UPLOAD_PATH); logger.info("fileUploadPath = " + fileUploadPath); try {
this.saveFileFromInputStream(multipartFile.getInputStream(),
fileUploadPath, newFileName);
} catch (Exception e) {
e.printStackTrace();
} Member member = new Member();
member.setName(name);
// member.setPhotoPath(Constants.FILE_UPLOAD_PATH + newFileName);
} logger.info("FileUploadController-fileUpload6-耗时=" + (System.currentTimeMillis() - startTime));
return Constants.SUCCESS;
} /**
* 保存文件到制定目录
* @param inputStream
* @param fileUploadPath
* @param newFileName
* @throws IOException
*/
private void saveFileFromInputStream(InputStream inputStream, String fileUploadPath,
String newFileName) throws IOException {
File file = new File(fileUploadPath, newFileName); if(!file.exists()){
file.createNewFile();
} FileOutputStream fileOutputStream = new FileOutputStream(file);
byte[] buffer = new byte[1024 * 1024];
int bytesum = 0;
int byteread = 0;
while ((byteread = inputStream.read(buffer)) != -1) {
bytesum += byteread;
fileOutputStream.write(buffer, 0, byteread);
fileOutputStream.flush();
}
fileOutputStream.close();
inputStream.close(); logger.info("*** bytesum = " + bytesum);
}
}
Spring文件上传Demo的更多相关文章
- spring文件上传
Spring文件上传 1,导包: <dependency> <groupId>javax.servlet</groupId> <artifactId>s ...
- Spring 文件上传MultipartFile 执行流程分析
在了解Spring 文件上传执行流程之前,我们必须知道两点: 1.Spring 文件上传是基于common-fileUpload 组件的,所以,文件上传必须引入此包 2.Spring 文件上传需要在X ...
- Spring文件上传出错：java.lang.ClassCastException: org.apache.catalina.connector.Request
java.lang.ClassCastException: org.apache.catalina.connector.RequestFacade cannot be cast to org.spri ...
- Spring文件上传配置
增加依赖jar包 <dependency> <groupId>commons-fileupload</groupId> <artifactId>comm ...
- Spring 文件上传功能
本篇文章,我们要来做一个Spring的文件上传功能: 1. 创建一个Maven的web工程,然后配置pom.xml文件,增加依赖: <dependency> <groupId> ...
- WebSite 文件上传Demo
知识点: 1 <!--上传文件时: 1.必须使用Post方式来提交数据 2.必须设置表单的enctype属性 3.必须在表单中包含文件域.input t ...
- shutil模块和几种文件上传Demo
一.shutil模块 1.介绍 shutil模块是对os中文件操作的补充.--移动 复制 打包 压缩 解压 2.基本使用 1. shutil.copyfileobj(文件1, 文件2, 长度) 将文件 ...
- （转）Spring文件上传,包括一次选中多个文件
背景: http://www.cnblogs.com/lixuwu/p/8495275.html已经实现了单文件的上传和下载,多文件的上传是另一种情景,这里记录下来 实现过程 先说前台. 运行以后就是 ...
- 基于tornado的文件上传demo
这里,web框架是tornado的4.0版本,文件上传组件,是用的bootstrap-fileinput. 这个小demo,是给合作伙伴提供的,模拟APP上摄像头拍照,上传给后台服务进行图像识别用,识 ...
随机推荐
- ConcurrentHashMap原理详解
参考链接:https://www.cnblogs.com/chengxiao/p/6842045.html https://www.cnblogs.com/ITtangtang/p/3948786.h ...
- Springboot 实现前台动态配置数据源 （修改数据源之后自动重启）
1.将 db.properties 存放在classpath路径; driverClassName=com.mysql.jdbc.Driver url=jdbc:mysql://localhost:3 ...
- loj #6261 一个人的高三楼 FFT + 组合数递推
\(\color{#0066ff}{ 题目描述 }\) 一天的学习快要结束了,高三楼在晚自习的时候恢复了宁静. 不过,\(HSD\) 桑还有一些作业没有完成,他需要在这个晚自习写完.比如这道数学题: ...
- P1979 华容道
题意:$n*m$棋盘上$n*m-1$颗棋子,有且只有一个格子为空白格子,每个棋子大小$1*1$ 有些棋子可以移动,而有些棋子固定,任何与空白的格子相邻(有公共的边)的格子上的棋子都可以移动到空白格子上 ...
- js按回车事件提交
$(document).keyup(function (event) { if (event.keyCode == "13") { document.getElementById( ...
- HDU1253 胜利大逃亡 （BFS）
胜利大逃亡 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Sub ...
- linux下将当前目录下的文件名存到一个文本文件里
如果只是想得到当前目录下(不包括子目录)的相关文件时:ls -l | grep ".gz$" > 1.txt 如果想得到当前目录下,包括子目录中的相关文件时,应该用find ...
- Ubuntu wubi.exe 安装到Windows 正在下载ubuntu-11.04-desktop-i386.iso
下载一个Ubuntu的iso镜像,用虚拟光驱加载后,点击 wubi.exe->安装到Windows 设置好后,进入安装,又自动开始下载iso镜像了,提示:正在下载ubuntu-11.04-des ...
- 数据恢复（Data recovery）
定义数据恢复: 当存储介质出现损伤或由于人员误操作.操作系统故障本身故障所造成的数据不可见,无法读取.丢失. 工程师通过特殊的手段读取却在正常状态下不可见,不可读,无法读的数据. 数据恢复(Data ...
- django 请求体和请求体相关知识
请求头ContentType ContentType指的是请求体的编码类型,常见的类型共有3种: django 如果发送post请求,或者表单提交数据.如果不设置enctype属性. 就会以appli ...