mobile/android/components/geckoview/GeckoViewContentChannel.cpp

   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 #include "GeckoViewContentChannel.h"
   8 #include "GeckoViewInputStream.h"
   9 #include "mozilla/java/ContentInputStreamWrappers.h"
  10
  11 using namespace mozilla;
  12
  13 GeckoViewContentChannel::GeckoViewContentChannel(nsIURI* aURI) {
  14   SetURI(aURI);
  15   SetOriginalURI(aURI);
  16 }
  17
  18 NS_IMETHODIMP
  19 GeckoViewContentChannel::OpenContentStream(bool aAsync,
  20                                            nsIInputStream** aResult,
  21                                            nsIChannel** aChannel) {
  22   nsCOMPtr<nsIURI> uri;
  23   nsresult rv = GetURI(getter_AddRefs(uri));
  24   NS_ENSURE_SUCCESS(rv, NS_ERROR_MALFORMED_URI);
  25
  26   nsAutoCString spec;
  27   rv = uri->GetSpec(spec);
  28   NS_ENSURE_SUCCESS(rv, rv);
  29
  30   bool isReadable = GeckoViewContentInputStream::isReadable(spec);
  31   if (!isReadable) {
  32     return NS_ERROR_FILE_NOT_FOUND;
  33   }
  34
  35   nsCOMPtr<nsIInputStream> inputStream;
  36   rv = GeckoViewContentInputStream::getInstance(spec,
  37                                                 getter_AddRefs(inputStream));
  38   NS_ENSURE_SUCCESS(rv, rv);
  39
  40   if (NS_WARN_IF(!inputStream)) {
  41     return NS_ERROR_MALFORMED_URI;
  42   }
  43
  44   inputStream.forget(aResult);
  45
  46   return NS_OK;
  47 }