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);
}
}
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