An HTTP response where the entire response body is known in advance.

class Response extends BaseResponse {
 /// The bytes comprising the body of this response.
 final Uint8List bodyBytes;

 /// The body of the response as a string. This is converted from [bodyBytes]
 /// using the `charset` parameter of the `Content-Type` header field, if
 /// available. If it's unavailable or if the encoding name is unknown,
 /// [Encoding.ISO_8859_1] is used by default, as per [RFC 2616][].
 ///
 /// [RFC 2616]: http://www.w3.org/Protocols/rfc2616/rfc2616-sec3.html
 String get body => decodeString(bodyBytes, _encodingForHeaders(headers));

 /// Creates a new HTTP response with a string body.
 Response(
     String body,
     int statusCode,
     {BaseRequest request,
      Map<String, String> headers: const {},
      bool isRedirect: false,
      bool persistentConnection: true,
      String reasonPhrase})
   : this.bytes(
       encodeString(body, _encodingForHeaders(headers)),
       statusCode,
       request: request,
       headers: headers,
       isRedirect: isRedirect,
       persistentConnection: persistentConnection,
       reasonPhrase: reasonPhrase);

 /// Create a new HTTP response with a byte array body.
 Response.bytes(
     List<int> bodyBytes,
     int statusCode,
     {BaseRequest request,
      Map<String, String> headers: const {},
      bool isRedirect: false,
      bool persistentConnection: true,
      String reasonPhrase})
   : bodyBytes = toUint8List(bodyBytes),
     super(
       statusCode,
       bodyBytes.length,
       request: request,
       headers: headers,
       isRedirect: isRedirect,
       persistentConnection: persistentConnection,
       reasonPhrase: reasonPhrase);

 /// Creates a new HTTP response by waiting for the full body to become
 /// available from a [StreamedResponse].
 static Future<Response> fromStream(StreamedResponse response) {
   return response.stream.toBytes().then((body) {
     return new Response.bytes(
         body,
         response.statusCode,
         request: response.request,
         headers: response.headers,
         isRedirect: response.isRedirect,
         persistentConnection: response.persistentConnection,
         reasonPhrase: response.reasonPhrase);
   });
 }
}