Example usage for org.springframework.web.multipart MultipartFile isEmpty

List of usage examples for org.springframework.web.multipart MultipartFile isEmpty

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Introduction

In this page you can find the example usage for org.springframework.web.multipart MultipartFile isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Return whether the uploaded file is empty, that is, either no file has been chosen in the multipart form or the chosen file has no content.

Usage

From source file:com.linksinnovation.elearning.controller.api.UserController.java

@RequestMapping(value = "/user/avatar", method = RequestMethod.POST)
public String avatarUpload(@RequestParam("name") String name, @RequestParam("file") MultipartFile file,
        @AuthenticationPrincipal String user) throws Exception {
    if (!file.isEmpty()) {
        String fileName = user + "-" + name;

        byte[] bytes = file.getBytes();
        try (BufferedOutputStream stream = new BufferedOutputStream(
                new FileOutputStream(new File("/mnt/data/images/avatar/" + fileName)))) {
            stream.write(bytes);/*from  w  w w.  j  a  v a2  s .  c  o  m*/
        }

        UserDetails userDetails = userDetailsRepository.findOne(user.toUpperCase());
        userDetails.setAvatar(fileName);
        userDetailsRepository.save(userDetails);

        return fileName;
    } else {
        throw new Exception("You failed to upload because the file was empty.");
    }
}

From source file:com.restfiddle.controller.rest.FileUploadController.java

@RequestMapping(value = "/api/import", method = RequestMethod.POST)
public @ResponseBody void upload(@RequestParam("projectId") String projectId, @RequestParam("name") String name,
        @RequestParam("file") MultipartFile file) {

    if (!file.isEmpty()) {
        try {//from   www  .j a  v  a  2 s .co m
            byte[] bytes = file.getBytes();
            String fileContent = new String(bytes);
            JSONObject pmCollection = new JSONObject(fileContent);

            String collectionName = pmCollection.getString("name");
            System.out.println(collectionName);
            //
            Project project = projectController.findById(null, projectId);

            NodeDTO collectionNodeDTO = new NodeDTO();
            collectionNodeDTO.setName(collectionName);
            collectionNodeDTO.setNodeType(NodeType.FOLDER.name());
            collectionNodeDTO.setProjectId(projectId);

            NodeDTO collectionNode = nodeController.create(project.getProjectRef().getId(), collectionNodeDTO);

            JSONArray requests = pmCollection.getJSONArray("requests");
            int len = requests.length();
            for (int i = 0; i < len; i++) {
                JSONObject request = (JSONObject) requests.get(i);
                String requestName = request.getString("name");
                String requestDescription = request.getString("description");
                String requestUrl = request.getString("url");
                String requestMethod = request.getString("method");

                ConversationDTO conversationDTO = new ConversationDTO();
                RfRequestDTO rfRequestDTO = new RfRequestDTO();
                rfRequestDTO.setApiUrl(requestUrl);
                rfRequestDTO.setMethodType(requestMethod);

                String headersString = request.getString("headers");
                if (headersString != null && !headersString.isEmpty()) {
                    List<RfHeaderDTO> headerDTOs = new ArrayList<RfHeaderDTO>();
                    RfHeaderDTO headerDTO = null;
                    String[] headersArr = headersString.split("\n");
                    for (String header : headersArr) {
                        String[] headerToken = header.split(":");
                        String headerName = headerToken[0];
                        String headerValue = headerToken[1].trim();

                        headerDTO = new RfHeaderDTO();
                        headerDTO.setHeaderName(headerName);
                        headerDTO.setHeaderValue(headerValue);
                        headerDTOs.add(headerDTO);
                    }
                    rfRequestDTO.setHeaders(headerDTOs);
                }

                String dataMode = request.getString("dataMode");
                if ("raw".equals(dataMode)) {
                    String rawModeData = request.getString("rawModeData");
                    rfRequestDTO.setApiBody(rawModeData);
                } else if ("params".equals(dataMode)) {
                    JSONArray formParamsArr = request.getJSONArray("data");
                    int arrLen = formParamsArr.length();

                    FormDataDTO formParam = null;
                    List<FormDataDTO> formParams = new ArrayList<FormDataDTO>();
                    for (int j = 0; j < arrLen; j++) {
                        JSONObject formParamJSON = (JSONObject) formParamsArr.get(j);
                        formParam = new FormDataDTO();
                        formParam.setKey(formParamJSON.getString("key"));
                        formParam.setValue(formParamJSON.getString("value"));
                        formParams.add(formParam);
                    }
                    rfRequestDTO.setFormParams(formParams);
                }

                conversationDTO.setRfRequestDTO(rfRequestDTO);
                ConversationDTO createdConversation = conversationController.create(conversationDTO);
                conversationDTO.setId(createdConversation.getId());

                // Request Node
                NodeDTO childNode = new NodeDTO();
                childNode.setName(requestName);
                childNode.setDescription(requestDescription);
                childNode.setProjectId(projectId);
                childNode.setConversationDTO(conversationDTO);
                NodeDTO createdChildNode = nodeController.create(collectionNode.getId(), childNode);
                System.out.println("created node : " + createdChildNode.getName());
            }
        } catch (Exception e) {
            logger.error(e.getMessage(), e);
        }
    }
}

From source file:controllers.FeatureController.java

@RequestMapping("/updateFromXml")
public String updateFromXml(Map<String, Object> model,
        @RequestParam(value = "xlsFile", required = false) MultipartFile file, RedirectAttributes ras) {
    if (file == null || file.isEmpty()) {
        ras.addFlashAttribute("error", "File not found");
    } else {//from   ww w .j  a v  a 2s.  c  om
        File newFile = new File("/usr/local/etc/Feature");
        if (newFile.exists()) {
            newFile.delete();
        }
        try {
            FileUtils.writeByteArrayToFile(newFile, file.getBytes());
            featureService.updateFromXml(newFile);

            ras.addFlashAttribute("error", featureService.getResult().getErrors());

        } catch (Exception e) {
            ras.addFlashAttribute("error", "updateFromXml " + StringAdapter.getStackTraceException(e));
        }
        if (newFile.exists()) {
            newFile.delete();
        }
    }
    return "redirect:/Feature/show";
}

From source file:com.orangeandbronze.jblubble.sample.PersonController.java

protected BlobKey createPhotoBlob(MultipartFile photoFile) {
    BlobKey blobKey = null;//from  ww w .  j a v a2s .  c o m
    if (photoFile.isEmpty()) {
        blobKey = null;
    } else {
        try {
            InputStream inputStream = photoFile.getInputStream();
            try {
                blobKey = blobstoreService.createBlob(inputStream, photoFile.getOriginalFilename(),
                        photoFile.getContentType());
            } finally {
                inputStream.close();
            }
        } catch (Exception e) {
            logger.error("Error saving person's photo", e);
        }
    }
    return blobKey;
}

From source file:ch.ralscha.extdirectspring_itest.FileUploadService.java

@ExtDirectMethod(value = ExtDirectMethodType.FORM_POST, group = "itest_upload_service", event = "test", entryClass = String.class, synchronizeOnSession = true)
public ExtDirectFormPostResult uploadTest(@RequestParam("fileUpload") MultipartFile file, @Valid User user,
        BindingResult result) throws IOException {

    ExtDirectFormPostResult resp = new ExtDirectFormPostResult(result, false);

    if (file != null && !file.isEmpty()) {
        resp.addResultProperty("fileContents", new String(file.getBytes()));
        resp.addResultProperty("fileName", file.getOriginalFilename());
    }/*from w  ww .j  ava 2  s. co m*/

    resp.addResultProperty("name", user.getName());
    resp.addResultProperty("firstName", user.getFirstName());
    resp.addResultProperty("age", user.getAge());
    resp.addResultProperty("e-mail", user.getEmail());

    resp.setSuccess(true);
    return resp;
}

From source file:controllers.CarOptionValueController.java

@RequestMapping("/updateFromXml")
public String updateFromXml(Map<String, Object> model,
        @RequestParam(value = "oldCcoId", required = false) Long oldCcoId,
        @RequestParam(value = "xlsFile", required = false) MultipartFile file, RedirectAttributes ras)
        throws Exception {
    if (file == null || file.isEmpty()) {
        ras.addFlashAttribute("error", "File not found");
    } else {// w  w w.j  a  v  a  2 s. com
        File newFile = new File("/usr/local/etc/covs");
        if (newFile.exists()) {
            newFile.delete();
        }
        try {
            FileUtils.writeByteArrayToFile(newFile, file.getBytes());
            carOptionValueService.updateFromXml(newFile);
            ras.addFlashAttribute("error", carOptionValueService.getResult().getErrors());
        } catch (Exception e) {
            List<String> erList = new ArrayList();
            erList.addAll(carOptionValueService.getResult().getErrors());
            erList.add(e.getMessage());
            ras.addFlashAttribute("error",
                    "updateFromXml: " + /*StringAdapter.getStackTraceException(e)*/erList);

        }
        if (newFile.exists()) {
            newFile.delete();
        }
    }
    ras.addAttribute("ccoId", oldCcoId);
    return "redirect:/CarOptionValue/show";
}

From source file:ch.ralscha.extdirectspring.provider.UploadService.java

@ExtDirectMethod(value = ExtDirectMethodType.FORM_POST, group = "group2", synchronizeOnSession = true)
public ExtDirectFormPostResult upload(@RequestParam("fileUpload") MultipartFile file, @Valid User user,
        BindingResult result) throws IOException {

    ExtDirectFormPostResult resp = new ExtDirectFormPostResult(result, false);

    if (file != null && !file.isEmpty()) {
        resp.addResultProperty("fileContents", new String(file.getBytes()));
        resp.addResultProperty("fileName", file.getOriginalFilename());
    }//from  w  ww .ja  v a 2  s . c om

    resp.addResultProperty("name", user.getName());
    resp.addResultProperty("firstName", user.getFirstName());
    resp.addResultProperty("age", user.getAge());
    resp.addResultProperty("e-mail", user.getEmail());

    resp.setSuccess(true);
    return resp;
}

From source file:com.mum.controller.ProductController.java

@RequestMapping(value = "products/add", method = RequestMethod.POST)
public String processAddNewProductForm(@ModelAttribute("newProduct") Product product, BindingResult result,
        HttpServletRequest request, HttpServletResponse response) {
    MultipartFile productImage = product.getProductImage();
    String rootDirectory = request.getSession().getServletContext().getRealPath("/../../../");

    if (productImage != null && !productImage.isEmpty()) {
        try {//from w w  w  .j  av a 2s.  c o m
            productImage.transferTo(
                    new File(rootDirectory + "\\images\\" + productImage.getOriginalFilename() + ".png"));
        } catch (Exception e) {
            throw new RuntimeException("Product Image saving failed", e);
        }
    }

    String[] suppressedFields = result.getSuppressedFields();
    if (suppressedFields.length > 0) {
        throw new RuntimeException("Attempting to bind disallowed fields:"
                + StringUtils.arrayToCommaDelimitedString(suppressedFields));
    }

    productService.addProduct(product);
    //return "redirect:/products/add";
    //return "redirect:/products";
    return "";
}

From source file:fr.xebia.cocktail.CocktailManager.java

/**
 * TODO use PUT instead of POST/*from  w w w .j  a  v a 2s  .c  o  m*/
 *
 * @param id    id of the cocktail
 * @param photo to associate with the cocktail
 * @return redirection to display cocktail
 */
@RequestMapping(value = "/cocktail/{id}/photo", method = RequestMethod.POST)
public String updatePhoto(@PathVariable String id, @RequestParam("photo") MultipartFile photo) {

    if (!photo.isEmpty()) {
        try {
            String contentType = fileStorageService.findContentType(photo.getOriginalFilename());
            if (contentType == null) {
                logger.warn("photo",
                        "Skip file with unsupported extension '" + photo.getOriginalFilename() + "'");
            } else {

                InputStream photoInputStream = photo.getInputStream();
                long photoSize = photo.getSize();

                Map metadata = new TreeMap();
                metadata.put("Content-Length", Arrays.asList(new String[] { "" + photoSize }));
                metadata.put("Content-Type", Arrays.asList(new String[] { contentType }));
                metadata.put("Cache-Control", Arrays.asList(
                        new String[] { "public, max-age=" + TimeUnit.SECONDS.convert(365, TimeUnit.DAYS) }));

                /*    ObjectMetadata objectMetadata = new ObjectMetadata();
                    objectMetadata.setContentLength(photoSize);
                    objectMetadata.setContentType(contentType);
                    objectMetadata.setCacheControl("public, max-age=" + TimeUnit.SECONDS.convert(365, TimeUnit.DAYS));*/
                String photoUrl = fileStorageService.storeFile(photo.getBytes(), metadata);

                Cocktail cocktail = cocktailRepository.get(id);
                logger.info("Saved {}", photoUrl);
                cocktail.setPhotoUrl(photoUrl);
                cocktailRepository.update(cocktail);
            }

        } catch (IOException e) {
            throw Throwables.propagate(e);
        }
    }
    return "redirect:/cocktail/" + id;
}

From source file:controllers.PropertyController.java

@RequestMapping("/updateFromXml")
public String updateFromXml(Map<String, Object> model,
        @RequestParam(value = "propId", required = true) Long propId,
        @RequestParam(value = "xlsFile", required = false) MultipartFile file, RedirectAttributes ras)
        throws Exception {
    if (file == null || file.isEmpty()) {
        ras.addFlashAttribute("error", "File not found");
    } else {/*w ww.j  ava 2s.  c o m*/
        File newFile = new File("/usr/local/etc/Properties");
        if (newFile.exists()) {
            newFile.delete();
        }
        try {
            FileUtils.writeByteArrayToFile(newFile, file.getBytes());
            propertyNameService.updateFromXml(newFile);
            ras.addFlashAttribute("error", propertyNameService.getResult().getErrors());
        } catch (Exception e) {
            //ras.addFlashAttribute("error", "updateFromXml"+e.getMessage());
            throw new Exception(StringAdapter.getStackTraceException(e));
        }
        if (newFile.exists()) {
            newFile.delete();
        }
    }
    ras.addAttribute("propId", propId);
    return "redirect:/PropertyName/show";
}