mirror of
https://github.com/mozilla/gecko-dev.git
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148 lines
3.6 KiB
C++
148 lines
3.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/cache/CacheStreamControlParent.h"
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#include "mozilla/DebugOnly.h"
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#include "mozilla/unused.h"
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#include "mozilla/dom/cache/ReadStream.h"
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#include "mozilla/dom/cache/StreamList.h"
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#include "nsISupportsImpl.h"
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namespace mozilla {
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namespace dom {
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namespace cache {
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// declared in ActorUtils.h
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void
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DeallocPCacheStreamControlParent(PCacheStreamControlParent* aActor)
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{
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delete aActor;
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}
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CacheStreamControlParent::CacheStreamControlParent()
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{
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MOZ_COUNT_CTOR(cache::CacheStreamControlParent);
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}
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CacheStreamControlParent::~CacheStreamControlParent()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(!mStreamList);
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MOZ_COUNT_DTOR(cache::CacheStreamControlParent);
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}
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void
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CacheStreamControlParent::AddListener(ReadStream* aListener)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(aListener);
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MOZ_ASSERT(!mListeners.Contains(aListener));
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mListeners.AppendElement(aListener);
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}
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void
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CacheStreamControlParent::RemoveListener(ReadStream* aListener)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(aListener);
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DebugOnly<bool> removed = mListeners.RemoveElement(aListener);
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MOZ_ASSERT(removed);
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}
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void
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CacheStreamControlParent::ActorDestroy(ActorDestroyReason aReason)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(mStreamList);
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ReadStreamList::ForwardIterator iter(mListeners);
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while (iter.HasMore()) {
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nsRefPtr<ReadStream> stream = iter.GetNext();
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stream->CloseStreamWithoutReporting();
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}
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mStreamList->RemoveStreamControl(this);
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mStreamList->NoteClosedAll();
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mStreamList = nullptr;
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}
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bool
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CacheStreamControlParent::RecvNoteClosed(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(mStreamList);
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mStreamList->NoteClosed(aId);
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return true;
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}
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void
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CacheStreamControlParent::SetStreamList(StreamList* aStreamList)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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MOZ_ASSERT(!mStreamList);
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mStreamList = aStreamList;
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}
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void
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CacheStreamControlParent::Close(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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NotifyClose(aId);
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unused << SendClose(aId);
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}
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void
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CacheStreamControlParent::CloseAll()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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NotifyCloseAll();
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unused << SendCloseAll();
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}
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void
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CacheStreamControlParent::Shutdown()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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if (!Send__delete__(this)) {
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// child process is gone, allow actor to be destroyed normally
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NS_WARNING("Cache failed to delete stream actor.");
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return;
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}
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}
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void
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CacheStreamControlParent::NotifyClose(const nsID& aId)
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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DebugOnly<uint32_t> closedCount = 0;
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ReadStreamList::ForwardIterator iter(mListeners);
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while (iter.HasMore()) {
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nsRefPtr<ReadStream> stream = iter.GetNext();
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// note, multiple streams may exist for same ID
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if (stream->MatchId(aId)) {
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stream->CloseStream();
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closedCount += 1;
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}
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}
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MOZ_ASSERT(closedCount > 0);
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}
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void
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CacheStreamControlParent::NotifyCloseAll()
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{
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NS_ASSERT_OWNINGTHREAD(CacheStreamControlParent);
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ReadStreamList::ForwardIterator iter(mListeners);
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while (iter.HasMore()) {
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nsRefPtr<ReadStream> stream = iter.GetNext();
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stream->CloseStream();
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}
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}
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} // namespace cache
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} // namespace dom
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} // namespace mozilla
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