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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/cache/StreamControl.h"
namespace mozilla {
namespace dom {
namespace cache {
void
StreamControl::AddReadStream(ReadStream::Controllable* aReadStream)
{
AssertOwningThread();
MOZ_DIAGNOSTIC_ASSERT(aReadStream);
MOZ_ASSERT(!mReadStreamList.Contains(aReadStream));
mReadStreamList.AppendElement(aReadStream);
}
void
StreamControl::ForgetReadStream(ReadStream::Controllable* aReadStream)
{
AssertOwningThread();
MOZ_ALWAYS_TRUE(mReadStreamList.RemoveElement(aReadStream));
}
void
StreamControl::NoteClosed(ReadStream::Controllable* aReadStream,
const nsID& aId)
{
AssertOwningThread();
ForgetReadStream(aReadStream);
NoteClosedAfterForget(aId);
}
StreamControl::~StreamControl()
{
// owning thread only, but can't call virtual AssertOwningThread in destructor
MOZ_DIAGNOSTIC_ASSERT(mReadStreamList.IsEmpty());
}
void
StreamControl::CloseReadStreams(const nsID& aId)
{
AssertOwningThread();
#if defined(DEBUG) || !defined(RELEASE_OR_BETA)
uint32_t closedCount = 0;
#endif
ReadStreamList::ForwardIterator iter(mReadStreamList);
while (iter.HasMore()) {
RefPtr<ReadStream::Controllable> stream = iter.GetNext();
if (stream->MatchId(aId)) {
stream->CloseStream();
#if defined(DEBUG) || !defined(RELEASE_OR_BETA)
closedCount += 1;
#endif
}
}
MOZ_DIAGNOSTIC_ASSERT(closedCount > 0);
}
void
StreamControl::CloseAllReadStreams()
{
AssertOwningThread();
auto readStreamList = mReadStreamList;
ReadStreamList::ForwardIterator iter(readStreamList);
while (iter.HasMore()) {
iter.GetNext()->CloseStream();
}
}
void
StreamControl::CloseAllReadStreamsWithoutReporting()
{
AssertOwningThread();
ReadStreamList::ForwardIterator iter(mReadStreamList);
while (iter.HasMore()) {
RefPtr<ReadStream::Controllable> stream = iter.GetNext();
// Note, we cannot trigger IPC traffic here. So use
// CloseStreamWithoutReporting().
stream->CloseStreamWithoutReporting();
}
}
bool
StreamControl::HasEverBeenRead() const
{
ReadStreamList::ForwardIterator iter(mReadStreamList);
while (iter.HasMore()) {
if (iter.GetNext()->HasEverBeenRead()) {
return true;
}
}
return false;
}
} // namespace cache
} // namespace dom
} // namespace mozilla
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