forked from mirrors/gecko-dev
102 lines
2.6 KiB
C++
102 lines
2.6 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/HangAnnotations.h"
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#include <vector>
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#include "MainThreadUtils.h"
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#include "mozilla/DebugOnly.h"
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#include "nsXULAppAPI.h"
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#include "mozilla/BackgroundHangMonitor.h"
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namespace mozilla {
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void
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BackgroundHangAnnotations::AddAnnotation(const nsString& aName, const int32_t aData)
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{
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nsAutoString dataString;
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dataString.AppendInt(aData);
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AppendElement(HangAnnotation(aName, dataString));
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}
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void
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BackgroundHangAnnotations::AddAnnotation(const nsString& aName, const double aData)
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{
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nsAutoString dataString;
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dataString.AppendFloat(aData);
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AppendElement(HangAnnotation(aName, dataString));
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}
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void
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BackgroundHangAnnotations::AddAnnotation(const nsString& aName, const nsString& aData)
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{
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AppendElement(HangAnnotation(aName, aData));
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}
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void
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BackgroundHangAnnotations::AddAnnotation(const nsString& aName, const nsCString& aData)
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{
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NS_ConvertUTF8toUTF16 dataString(aData);
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AppendElement(HangAnnotation(aName, dataString));
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}
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void
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BackgroundHangAnnotations::AddAnnotation(const nsString& aName, const bool aData)
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{
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if (aData) {
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AppendElement(HangAnnotation(aName, NS_LITERAL_STRING("true")));
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} else {
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AppendElement(HangAnnotation(aName, NS_LITERAL_STRING("false")));
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}
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}
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BackgroundHangAnnotators::BackgroundHangAnnotators()
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: mMutex("BackgroundHangAnnotators::mMutex")
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{
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MOZ_COUNT_CTOR(BackgroundHangAnnotators);
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}
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BackgroundHangAnnotators::~BackgroundHangAnnotators()
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{
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MOZ_ASSERT(mAnnotators.empty());
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MOZ_COUNT_DTOR(BackgroundHangAnnotators);
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}
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bool
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BackgroundHangAnnotators::Register(BackgroundHangAnnotator& aAnnotator)
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{
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MutexAutoLock lock(mMutex);
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auto result = mAnnotators.insert(&aAnnotator);
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return result.second;
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}
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bool
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BackgroundHangAnnotators::Unregister(BackgroundHangAnnotator& aAnnotator)
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{
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MutexAutoLock lock(mMutex);
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DebugOnly<std::set<BackgroundHangAnnotator*>::size_type> numErased;
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numErased = mAnnotators.erase(&aAnnotator);
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MOZ_ASSERT(numErased == 1);
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return mAnnotators.empty();
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}
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BackgroundHangAnnotations
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BackgroundHangAnnotators::GatherAnnotations()
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{
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BackgroundHangAnnotations annotations;
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{ // Scope for lock
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MutexAutoLock lock(mMutex);
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for (std::set<BackgroundHangAnnotator*>::iterator i = mAnnotators.begin(),
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e = mAnnotators.end();
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i != e; ++i) {
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(*i)->AnnotateHang(annotations);
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}
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}
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return annotations;
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}
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} // namespace mozilla
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