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

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.xiovr.unibot.web.controller.ManageController.java

@RequestMapping(value = "/env/uploadcryptor", method = RequestMethod.POST)
public @ResponseBody String cryptoreFileUpload(@RequestParam("name") String name,
        @RequestParam("file") MultipartFile file) {
    if (!file.isEmpty()) {
        try {//from w w w.j a v  a  2 s  .com
            byte[] bytes = file.getBytes();
            BufferedOutputStream stream = new BufferedOutputStream(new FileOutputStream(
                    new File(botGameConfig.getAbsDirPath() + "/" + BotEnvironment.LIBS_PATH + "/" + name)));
            stream.write(bytes);
            stream.close();
            return "You successfully uploaded " + name + " into " + name + "-uploaded !";
        } catch (Exception e) {
            return "You failed to upload " + name + " => " + e.getMessage();
        }
    } else {
        return "You failed to upload " + name + " because the file was empty.";
    }
}

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From source file:csns.util.FileIO.java

public File save(MultipartFile uploadedFile, User user, File parent, boolean isPublic) {
    if (uploadedFile.isEmpty())
        return null;

    File file = new File();
    file.setName(uploadedFile.getOriginalFilename());
    file.setType(uploadedFile.getContentType());
    file.setSize(uploadedFile.getSize());
    file.setOwner(user);/*from w w w . ja va 2  s.co  m*/
    file.setParent(parent);
    file.setPublic(isPublic);
    file = fileDao.saveFile(file);

    java.io.File diskFile = getDiskFile(file, false);
    try {
        uploadedFile.transferTo(diskFile);
    } catch (Exception e) {
        logger.error("Failed to save uploaded file", e);
    }

    return file;
}

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From source file:ro.cornholio.vision.text.TextApp.java

@RequestMapping(method = RequestMethod.POST, value = "/")
public String handleFileUpload(@RequestParam("file") MultipartFile file,
        RedirectAttributes redirectAttributes) {
    if (!file.isEmpty()) {
        try {// w w w.  java 2 s. c  o m
            byte[] bytes = IOUtils.toByteArray(file.getInputStream());
            List<ImageText> texts = detectText(bytes);
            for (ImageText txt : texts) {
                for (EntityAnnotation annotation : txt.textAnnotations()) {
                    System.out.println(annotation.getDescription());
                }
            }

            redirectAttributes.addFlashAttribute("message", "You successfully uploaded !");
        } catch (IOException | RuntimeException e) {
            redirectAttributes.addFlashAttribute("message", "Failed to upload => " + e.getMessage());
        }
    } else {
        redirectAttributes.addFlashAttribute("message", "Failed to upload because it was empty");
    }

    return "redirect:/";
}

---

From source file:com.mmj.app.web.controller.upload.FileUploadController.java

@RequestMapping("/doUpload.htm")
public ModelAndView fileUpload(@RequestParam("file") MultipartFile file) {
    Result result = null;/*from   ww w.  j  a v a2  s. com*/
    if (!file.isEmpty()) {
        result = fileService.createFilePath(file, file.getOriginalFilename());
    }
    if (result == null || result.getData() == null) {
        return createFileJsonMav(ResultCode.ERROR, "", null);
    }
    return createFileJsonMav(ResultCode.SUCCESS, "?", result.getData().toString());
}

---

From source file:controllers.BaseParamController.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 {//w w w.  j a v  a2 s .co  m
        File newFile = new File("/usr/local/etc/BaseParamMap");
        if (newFile.exists()) {
            newFile.delete();
        }
        try {
            FileUtils.writeByteArrayToFile(newFile, file.getBytes());
            baseParamService.updateFromXml(newFile);
            ras.addFlashAttribute("error", baseParamService.getResult().getErrors());
        } catch (Exception e) {
            ras.addFlashAttribute("error",
                    "updateFromXml" + StringAdapter.getStackTraceException(e)/*e.getMessage()*/);
        }
        if (newFile.exists()) {
            newFile.delete();
        }
    }
    return "redirect:/BaseParam/show";
}

---

From source file:com.aboutdata.service.bean.ImageGraphicsServiceImpl.java

@Override
@Deprecated// w ww .ja va  2s  .co  m
public void build(Photos photos, MultipartFile multipartFile) {
    if (multipartFile != null && !multipartFile.isEmpty()) {
        try {
            File tempFile = new File(
                    System.getProperty("java.io.tmpdir") + "/upload_" + multipartFile.getOriginalFilename());
            if (!tempFile.getParentFile().exists()) {
                tempFile.getParentFile().mkdirs();
            }
            multipartFile.transferTo(tempFile);
            //addTask(sourcePath, largePath, mediumPath, thumbnailPath, tempFile, multipartFile.getContentType());
            String path = storageService.upload(tempFile);

            //?? wallhaven?
            //Random r1 = new Random();
            //int num = r1.nextInt(19) + 1;
            //String thumbnail = "http://themes.mediacreed.com/html/synergy/assets/media/galleries/image_gallery/thumbs/thumb" + num + ".jpg";
            //String medium = "http://themes.mediacreed.com/html/synergy/assets/media/galleries/image_gallery/images/image" + num + ".jpg";
            /**
             * EasyImage??
             */
            EasyImage image = new EasyImage(tempFile);
            float width = image.getWidth();
            //??
            int resize = (int) ((200 / width) * 100);
            image.resize(resize);
            //?
            image.saveAs("/tmp/" + tempFile.getName());
            File tempThumbnail = new File("/tmp/" + tempFile.getName());
            String thumbnail = storageService.upload(tempThumbnail);
            //?
            tempThumbnail.delete();

        } catch (IOException | IllegalStateException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:net.groupbuy.service.impl.ProductImageServiceImpl.java

public void build(ProductImage productImage) {
    MultipartFile multipartFile = productImage.getFile();
    if (multipartFile != null && !multipartFile.isEmpty()) {
        try {//w  ww. j  a  v  a 2  s .  c  om
            Setting setting = SettingUtils.get();
            Map<String, Object> model = new HashMap<String, Object>();
            model.put("uuid", UUID.randomUUID().toString());
            String uploadPath = FreemarkerUtils.process(setting.getImageUploadPath(), model);
            String uuid = UUID.randomUUID().toString();
            String sourcePath = uploadPath + uuid + "-source."
                    + FilenameUtils.getExtension(multipartFile.getOriginalFilename());
            String largePath = uploadPath + uuid + "-large." + DEST_EXTENSION;
            String mediumPath = uploadPath + uuid + "-medium." + DEST_EXTENSION;
            String thumbnailPath = uploadPath + uuid + "-thumbnail." + DEST_EXTENSION;

            Collections.sort(storagePlugins);
            for (StoragePlugin storagePlugin : storagePlugins) {
                if (storagePlugin.getIsEnabled()) {
                    File tempFile = new File(
                            System.getProperty("java.io.tmpdir") + "/upload_" + UUID.randomUUID() + ".tmp");
                    if (!tempFile.getParentFile().exists()) {
                        tempFile.getParentFile().mkdirs();
                    }
                    multipartFile.transferTo(tempFile);
                    addTask(sourcePath, largePath, mediumPath, thumbnailPath, tempFile,
                            multipartFile.getContentType());
                    productImage.setSource(storagePlugin.getUrl(sourcePath));
                    productImage.setLarge(storagePlugin.getUrl(largePath));
                    productImage.setMedium(storagePlugin.getUrl(mediumPath));
                    productImage.setThumbnail(storagePlugin.getUrl(thumbnailPath));
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

---

From source file:csns.web.validator.ResourceValidator.java

public void validate(Resource resource, MultipartFile uploadedFile, Errors errors) {
    validate(resource, errors);/*from w ww  . j ava  2  s  . com*/

    if (resource.getType() == ResourceType.FILE && resource.getFile() == null
            && (uploadedFile == null || uploadedFile.isEmpty()))
        errors.rejectValue("file", "error.field.required");
}

---

From source file:com.mycompany.rent.controllers.ListingController.java

@RequestMapping(value = "/photo/{id}", method = RequestMethod.POST)
public String addPhotos(@RequestParam("file") MultipartFile file, @PathVariable int id, Map model)
        throws IOException {

    if (!file.isEmpty()) {

        ForRent rent = forRentDao.get(id);

        String realPathtoUploads = "/home/brennan/_repos/rent/src/main/webapp/uploads/" + id;

        String orgName = file.getOriginalFilename();
        rent.setFileName(orgName);/*  w w w .ja  v  a  2s  . c  o  m*/
        forRentDao.addPhotos(id, orgName);
        String filePath = (realPathtoUploads + rent.getId() + "_" + orgName);
        File dest = new File(filePath);
        file.transferTo(dest);

        return "home";
    }
    return "home";

}

---

From source file:org.fon.documentmanagementsystem.controllers.DocumentController.java

private boolean daLiJePrazan(MultipartFile file) {
    if (file.isEmpty()) {
        System.out.println("Fajl prazan");
        return true;
    } else {//  w w  w.j  a  v a  2 s . c o  m
        System.out.println("naziv:" + file.getName());
    }
    return false;
}

---

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