final MediaType mediaTypeFromFilename = mimeTypes.detect(null, metadata);
                return mediaTypeFromFilename.getType() + "/" + mediaTypeFromFilename.getSubtype();
            }
            return mediaType.getType() + "/" + mediaType.getSubtype();
        } catch (final IOException e) {
            throw new MimeTypeException("Could not detect a content type.", e);
        }
    }