### `UploadFile`

`UploadFile` 的属性如下：

* `filename`：上传文件名字符串（`str`），例如， `myimage.jpg`；
* `content_type`：内容类型（MIME 类型 / 媒体类型）字符串（`str`），例如，`image/jpeg`；

* file-like object를 필요로하는 다른 라이브러리에 직접적으로 전달할 수 있는 파이썬 <a href="https://docs.python.org/3/library/tempfile.html#tempfile.SpooledTemporaryFile" class="external-link" target="_blank">`SpooledTemporaryFile`</a> 객체를 반환합니다.

### `UploadFile`

`UploadFile` 은 다음과 같은 어트리뷰트가 있습니다:

        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-badword-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    badWordService.exportCsv(writer);
                } catch (final Exception e) {

        return asStream("elevate.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-elevate-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    elevateWordService.exportCsv(writer);

                                    bucketName, path, headObject.contentLength(), maxCachedContentSize, outputFile.getAbsolutePath());
                        }
                    } catch (final Exception e) {
                        logger.warn("Failed to write S3 object to temp file: bucket={}, path={}, size={}, tempFile={}", bucketName, path,

                                    bucketName, path, blob.getSize(), maxCachedContentSize, outputFile.getAbsolutePath());
                        }
                    } catch (final Exception e) {
                        logger.warn("Failed to write GCS object to temp file: bucket={}, path={}, size={}, tempFile={}", bucketName, path,

                                    bucketName, path, statObject.size(), maxCachedContentSize, outputFile.getAbsolutePath());
                        }
                    } catch (final Exception e) {
                        logger.warn("Failed to write storage object to temp file: bucket={}, path={}, size={}, tempFile={}", bucketName,

                            } catch (final Exception e) {
                                logger.warn("Failed to write SMB file to temp file: path={}, size={}, tempFile={}", filePath,
                                        file.getContentLengthLong(), outputFile != null ? outputFile.getAbsolutePath() : "null", e);

                            } catch (final Exception e) {
                                logger.warn("Failed to write SMB file to temp file: path={}, size={}, tempFile={}", filePath,
                                        file.getContentLength(), outputFile != null ? outputFile.getAbsolutePath() : "null", e);

pkg io/ioutil, func ReadAll //deprecated #42026
pkg io/ioutil, func ReadDir //deprecated #42026
pkg io/ioutil, func ReadFile //deprecated #42026
pkg io/ioutil, func TempDir //deprecated #42026
pkg io/ioutil, func TempFile //deprecated #42026
pkg io/ioutil, func WriteFile //deprecated #42026