Java Code Examples for org.springframework.web.multipart.commons.CommonsMultipartResolver#isMultipart()

The following examples show how to use org.springframework.web.multipart.commons.CommonsMultipartResolver#isMultipart() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: AnylineController.java From anyline with Apache License 2.0

5 votes

/** 
 * 上传文件 
 * @param dir  dir
 * @return return
 * @throws IllegalStateException IllegalStateException
 * @throws IOException  IOException
 */ 
public List<File> upload(File dir) throws IllegalStateException, IOException { 
	List<File> result = new ArrayList<File>(); 
	HttpServletRequest request = getRequest(); 
	// 创建一个通用的多部分解析器 
	CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(request.getSession().getServletContext()); 
	// 判断 request 是否有文件上传,即多部分请求 
	if (multipartResolver.isMultipart(request)) { 
		// 转换成多部分request 
		MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request; 
		// 取得request中的所有文件名 
		Iterator<String> iter = multiRequest.getFileNames(); 
		while (iter.hasNext()) { 
			// 取得上传文件 
			MultipartFile file = multiRequest.getFile(iter.next()); 
			if (file != null) { 
				// 取得当前上传文件的文件名称 
				String fileName = file.getOriginalFilename(); 
				// 如果名称不为"",说明该文件存在，否则说明该文件不存在 
				if (BasicUtil.isNotEmpty(fileName)) { 
					// 重命名上传后的文件名 
					String sufName = FileUtil.getSuffixFileName(fileName); 
					// 定义上传路径 
					File localFile = new File(dir,BasicUtil.getRandomLowerString(10)+"."+sufName); 
					file.transferTo(localFile); 
					result.add(localFile); 
				} 
			} 
		} 

	} 
	return result; 
}

Example 2

Source File: FileService.java From WeEvent with Apache License 2.0

5 votes

private UploadChunkParam parseUploadChunkRequest(HttpServletRequest request) throws GovernanceException {
    UploadChunkParam chunkParam = new UploadChunkParam();
    String fileId = request.getParameter("identifier");
    FileChunksMeta fileChunksMeta = this.fileChunksMap.get(fileId).getKey();

    chunkParam.setFileChunksMeta(fileChunksMeta);
    chunkParam.setBrokerId(Integer.parseInt(request.getParameter("brokerId")));
    chunkParam.setChunkNumber(Integer.parseInt(request.getParameter("chunkNumber")) - 1);
    chunkParam.setFileId(fileId);

    CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(request.getSession().getServletContext());
    if (multipartResolver.isMultipart(request)) {
        MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
        Iterator<String> iter = multiRequest.getFileNames();
        while (iter.hasNext()) {
            MultipartFile file = multiRequest.getFile(iter.next());
            if (!Objects.isNull(file)) {
                try {
                    chunkParam.setChunkData(file.getBytes());
                } catch (IOException e) {
                    log.error("parse upload chunk data error.", e);
                    throw new GovernanceException(ErrorCode.PARSE_CHUNK_REQUEST_ERROR);
                }
            }
        }
    }
    return chunkParam;
}

Example 3

Source File: WxMaMediaController.java From sdb-mall with Apache License 2.0

5 votes

/**
 * 上传临时素材
 *
 * @return 素材的media_id列表，实际上如果有的话，只会有一个
 */
@PostMapping("/upload")
public List<String> uploadMedia(HttpServletRequest request) throws WxErrorException {
    CommonsMultipartResolver resolver = new CommonsMultipartResolver(request.getSession().getServletContext());

    if (!resolver.isMultipart(request)) {
        return Lists.newArrayList();
    }

    MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
    Iterator<String> it = multiRequest.getFileNames();
    List<String> result = Lists.newArrayList();
    while (it.hasNext()) {
        try {
            MultipartFile file = multiRequest.getFile(it.next());
            File newFile = new File(Files.createTempDir(), file.getOriginalFilename());
            this.logger.info("filePath is ：" + newFile.toString());
            file.transferTo(newFile);
            WxMediaUploadResult uploadResult = this.service.getMediaService().uploadMedia(WxMaConstants.KefuMsgType.IMAGE, newFile);
            this.logger.info("media_id ： " + uploadResult.getMediaId());
            result.add(uploadResult.getMediaId());
        } catch (IOException e) {
            this.logger.error(e.getMessage(), e);
        }
    }

    return result;
}

Example 4

Source File: DocUploadController.java From mumu with Apache License 2.0

5 votes

/**
 * 上传文件
 * @param request
 * @return
 */
public File uploadFile(HttpServletRequest request) {
    CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(request.getSession().getServletContext());
    try {
        if (multipartResolver.isMultipart(request)) {
            MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
            Iterator<String> iterator = multiRequest.getFileNames();
            while (iterator.hasNext()) {
                String key = iterator.next();
                MultipartFile multipartFile = multiRequest.getFile(key);
                if (multipartFile != null) {
                    String name = multipartFile.getOriginalFilename();
                    String pathDir = request.getSession().getServletContext().getRealPath("/upload/" + DateUtils.currentTime());
                    File dirFile = new File(pathDir);
                    if (!dirFile.isDirectory()) {
                        dirFile.mkdirs();
                    }
                    String filePath = pathDir+File.separator+name;
                    File file = new File(filePath);
                    file.setWritable(true, false);

                    multipartFile.transferTo(file);
                    return file;
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

Example 5

Source File: UploadUtil.java From mumu with Apache License 2.0

5 votes

/**
    * 上传文件处理(支持批量)
    * @param request
    * @param pathDir 上传文件保存路径
    * @return
    * @throws IllegalStateException
    * @throws IOException
    */
public static List<String> uploadFile(HttpServletRequest request,String pathDir) throws IllegalStateException, IOException {
	CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(
			request.getSession().getServletContext());
	List<String> fileNames = InstanceUtil.newArrayList();
	if (multipartResolver.isMultipart(request)) {
		MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
		Iterator<String> iterator = multiRequest.getFileNames();
		if(pathDir==null|| pathDir.equals("")){
			pathDir = request.getSession().getServletContext().getRealPath(uploadFileDir + DateUtils.currentTime());
		}
           File dirFile = new File(pathDir);
           if (!dirFile.isDirectory()) {
               dirFile.mkdirs();
           }
		while (iterator.hasNext()) {
			String key = iterator.next();
			MultipartFile multipartFile = multiRequest.getFile(key);
			if (multipartFile != null) {
				String uuid = UUID.randomUUID().toString().replace("-", "");
				String name = multipartFile.getOriginalFilename();
				int lastIndexOf = name.lastIndexOf(".");
				String postFix="";
				if(lastIndexOf!=-1){
					postFix = name.substring(lastIndexOf).toLowerCase();
				}
				String fileName = uuid + postFix;
				String filePath = pathDir + File.separator + fileName;
				File file = new File(filePath);
				file.setWritable(true, false);

				multipartFile.transferTo(file);
				fileNames.add(file.getAbsolutePath());
			}
		}
	}
	return fileNames;
}

Example 6

Source File: CKImageUploadUtil.java From mogu_blog_v2 with Apache License 2.0

4 votes

/**
 * 图片上传
 *
 * @param request
 * @param DirectoryName 文件上传目录：比如upload(无需带前面的/) upload/news ..
 * @return
 * @throws IllegalStateException
 * @throws IOException
 * @Title upload
 */
public static String upload(HttpServletRequest request, String DirectoryName) throws IllegalStateException,
        IOException {
    // 创建一个通用的多部分解析器
    CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(request.getSession()
            .getServletContext());
    // 图片名称
    String fileName = null;
    // 判断 request 是否有文件上传,即多部分请求
    if (multipartResolver.isMultipart(request)) {
        // 转换成多部分request
        MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
        // 取得request中的所有文件名
        Iterator<String> iter = multiRequest.getFileNames();
        while (iter.hasNext()) {
            // 记录上传过程起始时的时间，用来计算上传时间
            // int pre = (int) System.currentTimeMillis();
            // 取得上传文件
            MultipartFile file = multiRequest.getFile(iter.next());
            if (file != null) {
                // 取得当前上传文件的文件名称
                String myFileName = file.getOriginalFilename();
                // 如果名称不为“”,说明该文件存在，否则说明该文件不存在
                if (myFileName.trim() != "") {
                    // 获得图片的原始名称
                    String originalFilename = file.getOriginalFilename();
                    // 获得图片后缀名称,如果后缀不为图片格式，则不上传
                    String suffix = originalFilename.substring(originalFilename.lastIndexOf(".")).toLowerCase();
                    if (!fileTypes.contains(suffix)) {
                        continue;
                    }
                    // 获得上传路径的绝对路径地址(/upload)-->
                    String realPath = basePath + DirectoryName;
                    System.out.println(realPath);
                    // 如果路径不存在，则创建该路径
                    File realPathDirectory = new File(realPath);
                    if (realPathDirectory == null || !realPathDirectory.exists()) {
                        realPathDirectory.mkdirs();
                    }
                    // 重命名上传后的文件名 111112323.jpg
                    fileName = UUID.randomUUID() + suffix;
                    // 定义上传路径 .../upload/111112323.jpg
                    File uploadFile = new File(realPathDirectory + "\\" + fileName);
                    System.out.println(uploadFile);
                    file.transferTo(uploadFile);
                }
            }
            // 记录上传该文件后的时间
            // int finaltime = (int) System.currentTimeMillis();
            // System.out.println(finaltime - pre);
        }
    }
    return fileName;
}

Example 7

Source File: UploadUtil.java From mumu with Apache License 2.0

4 votes

/** 上传文件处理(支持批量)
 * @throws IOException
 * @throws IllegalStateException */
public static List<String> uploadImage(HttpServletRequest request) throws IllegalStateException, IOException {
	CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver(
			request.getSession().getServletContext());
	List<String> fileNames = InstanceUtil.newArrayList();
	if (multipartResolver.isMultipart(request)) {
		MultipartHttpServletRequest multiRequest = (MultipartHttpServletRequest) request;
		Iterator<String> iterator = multiRequest.getFileNames();
		String pathDir = request.getSession().getServletContext()
				.getRealPath(uploadFileDir + DateUtils.currentTime());
		File dirFile = new File(pathDir);
		if (!dirFile.isDirectory()) {
			dirFile.mkdirs();
		}
		while (iterator.hasNext()) {
			String key = iterator.next();
			MultipartFile multipartFile = multiRequest.getFile(key);
			if (multipartFile != null) {
				String name = multipartFile.getOriginalFilename();
				// 默认文件格式为png图片
				if (name.indexOf(".") == -1 && "blob".equals(name)) {
					name = name + ".png";
				}
				String uuid = UUID.randomUUID().toString().replace("-", "");
				int lastIndexOf = name.lastIndexOf(".");
				if(lastIndexOf==-1){
					name=name + ".png";
				}
				lastIndexOf = name.lastIndexOf(".");
				String postFix=name.substring(lastIndexOf).toLowerCase();
				String fileName = uuid + postFix;
				String filePath = pathDir + File.separator + fileName;
				File file = new File(filePath);
				file.setWritable(true, false);

				multipartFile.transferTo(file);
				fileNames.add(file.getAbsolutePath());
			}
		}
	}
	return fileNames;
}