зеркало из https://github.com/mozilla/gecko-dev.git
69 строки
2.0 KiB
C++
69 строки
2.0 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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#ifndef mozilla_HangDetails_h
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#define mozilla_HangDetails_h
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#include "ipc/IPCMessageUtils.h"
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#include "mozilla/ProcessedStack.h"
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#include "mozilla/RefPtr.h"
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#include "mozilla/Move.h"
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#include "mozilla/HangTypes.h"
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#include "mozilla/HangAnnotations.h"
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#include "nsTArray.h"
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#include "nsIHangDetails.h"
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#include "mozilla/TimeStamp.h"
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namespace mozilla {
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/**
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* HangDetails is the concrete implementaion of nsIHangDetails, and contains the
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* infromation which we want to expose to observers of the bhr-thread-hang
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* observer notification.
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*/
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class nsHangDetails : public nsIHangDetails {
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public:
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NS_DECL_THREADSAFE_ISUPPORTS
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NS_DECL_NSIHANGDETAILS
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explicit nsHangDetails(HangDetails&& aDetails)
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: mDetails(std::move(aDetails)) {}
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// Submit these HangDetails to the main thread. This will dispatch a runnable
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// to the main thread which will fire off the bhr-thread-hang observer
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// notification with this HangDetails as the subject.
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void Submit();
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private:
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virtual ~nsHangDetails() {}
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HangDetails mDetails;
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};
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/**
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* This runnable is run on the StreamTransportService threadpool in order to
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* process the stack off main thread before submitting it to the main thread as
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* an observer notification.
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*
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* This object should have the only remaining reference to aHangDetails, as it
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* will access its fields without synchronization.
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*/
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class ProcessHangStackRunnable final : public Runnable {
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public:
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explicit ProcessHangStackRunnable(HangDetails&& aHangDetails)
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: Runnable("ProcessHangStackRunnable"),
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mHangDetails(std::move(aHangDetails)) {}
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NS_IMETHOD Run() override;
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private:
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HangDetails mHangDetails;
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};
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} // namespace mozilla
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#endif // mozilla_HangDetails_h
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