dom/fetch/BodyExtractor.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_BodyExtractor_h
   8 #define mozilla_dom_BodyExtractor_h
   9
  10 #include "nsString.h"
  11
  12 class nsIInputStream;
  13 class nsIGlobalObject;
  14
  15 namespace mozilla {
  16 namespace dom {
  17
  18 class BodyExtractorBase {
  19  public:
  20   virtual nsresult GetAsStream(nsIInputStream** aResult,
  21                                uint64_t* aContentLength,
  22                                nsACString& aContentTypeWithCharset,
  23                                nsACString& aCharset) const = 0;
  24 };
  25
  26 // The implementation versions of this template are:
  27 // ArrayBuffer, ArrayBufferView, Blob, FormData,
  28 // URLSearchParams, nsAString, Document, nsIInputStream.
  29 template <typename Type>
  30 class BodyExtractor final : public BodyExtractorBase {
  31   Type* mBody;
  32
  33  public:
  34   explicit BodyExtractor(Type* aBody) : mBody(aBody) {}
  35
  36   nsresult GetAsStream(nsIInputStream** aResult, uint64_t* aContentLength,
  37                        nsACString& aContentTypeWithCharset,
  38                        nsACString& aCharset) const override;
  39 };
  40
  41 }  // namespace dom
  42 }  // namespace mozilla
  43
  44 #endif  // mozilla_dom_BodyExtractor_h