var startsWithConds = map[string]bool{
	"$acl":                     true,
	"$bucket":                  false,
	"$cache-control":           true,
	"$content-type":            true,
	"$content-disposition":     true,
	"$content-encoding":        true,
	"$expires":                 true,
	"$key":                     true,
	"$success_action_redirect": true,
	"$redirect":                true,

* `media_type` - Un string que da el media type. Si no se establece, se usará el nombre de archivo o la path para inferir un media type.
* `filename` - Si se establece, se incluirá en el response `Content-Disposition`.

Los responses de archivos incluirán los headers apropiados `Content-Length`, `Last-Modified` y `ETag`.

{* ../../docs_src/custom_response/tutorial009_py39.py hl[2,10] *}

    /** Tablet width threshold for responsive design */
    protected static final int TABLET_WIDTH = 768;

    /** HTTP header name for content disposition */
    protected static final String CONTENT_DISPOSITION = "Content-Disposition";

    /** Cache key for highlighted cache content */
    protected static final String HL_CACHE = "hl_cache";

    /** Cache key for search queries */

- `media_type` — строка, задающая тип содержимого. Если не задан, для определения типа содержимого будет использовано имя файла или путь.
- `filename` — если задан, будет включён в заголовок ответа `Content-Disposition`.

Файловые ответы будут содержать соответствующие заголовки `Content-Length`, `Last-Modified` и `ETag`.

{* ../../docs_src/custom_response/tutorial009_py39.py hl[2,10] *}

* `media_type` - A string giving the media type. If unset, the filename or path will be used to infer a media type.
* `filename` - If set, this will be included in the response `Content-Disposition`.

File responses will include appropriate `Content-Length`, `Last-Modified` and `ETag` headers.

{* ../../docs_src/custom_response/tutorial009_py39.py hl[2,10] *}

You can also use the `response_class` parameter:

* `media_type` – Ein String, der den Medientyp angibt. Wenn nicht gesetzt, wird der Dateiname oder Pfad verwendet, um auf einen Medientyp zu schließen.
* `filename` – Wenn gesetzt, wird das in der `Content-Disposition` der Response eingefügt.

Datei-Responses enthalten die entsprechenden `Content-Length`-, `Last-Modified`- und `ETag`-Header.

{* ../../docs_src/custom_response/tutorial009_py39.py hl[2,10] *}

* `media_type` - Uma string com o media type. Se não for definida, o media type é inferido a partir do nome ou caminho do arquivo.
* `filename` - Se for definido, é incluído no cabeçalho `Content-Disposition`.

Respostas de Arquivos incluem o tamanho do arquivo, data da última modificação e ETags apropriados, nos cabeçalhos `Content-Length`, `Last-Modified` e `ETag`, respectivamente.

        final String name = pi.getName();
        final String encodedName = URLEncoder.encode(name, Constants.UTF_8_CHARSET).replace("+", "%20");
        response.header("Content-Disposition", "attachment; filename=\"" + name + "\"; filename*=utf-8''" + encodedName);
        response.header("Pragma", "no-cache");
        response.header("Cache-Control", "no-cache");

				"image/x-xpixmap",
				"image/x-xwindowdump",
				"message/cpim",
				"message/delivery-status",
				"message/disposition-notification",
				"message/example",
				"message/external-body",
				"message/global",
				"message/global-delivery-status",
				"message/global-disposition-notification",
				"message/global-headers",
				"message/http",
				"message/imdn+xml",
				"message/news",

  <mime-type type="message/delivery-status"/>
  <mime-type type="message/disposition-notification"/>
  <mime-type type="message/example"/>
  <mime-type type="message/external-body"/>
  <mime-type type="message/global"/>
  <mime-type type="message/global-delivery-status"/>
  <mime-type type="message/global-disposition-notification"/>
  <mime-type type="message/global-headers"/>
  <mime-type type="message/http"/>