зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.0 KiB
C++
70 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* 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/. */
|
|
|
|
#ifndef DOM_QUOTA_SCOPEDLOGEXTRAINFO_H_
|
|
#define DOM_QUOTA_SCOPEDLOGEXTRAINFO_H_
|
|
|
|
#include "mozilla/dom/quota/Config.h"
|
|
|
|
#include <map>
|
|
#include "mozilla/Assertions.h"
|
|
#include "mozilla/Attributes.h"
|
|
#include "mozilla/ThreadLocal.h"
|
|
#include "nsString.h"
|
|
#include "nsXULAppAPI.h"
|
|
|
|
namespace mozilla::dom::quota {
|
|
|
|
struct MOZ_STACK_CLASS ScopedLogExtraInfo {
|
|
static constexpr const char kTagQuery[] = "query";
|
|
static constexpr const char kTagContext[] = "context";
|
|
|
|
#ifdef QM_SCOPED_LOG_EXTRA_INFO_ENABLED
|
|
private:
|
|
static auto FindSlot(const char* aTag);
|
|
|
|
public:
|
|
template <size_t N>
|
|
ScopedLogExtraInfo(const char (&aTag)[N], const nsACString& aExtraInfo)
|
|
: mTag{aTag}, mPreviousValue(nullptr), mCurrentValue{aExtraInfo} {
|
|
AddInfo();
|
|
}
|
|
|
|
~ScopedLogExtraInfo();
|
|
|
|
ScopedLogExtraInfo(ScopedLogExtraInfo&& aOther) noexcept;
|
|
ScopedLogExtraInfo& operator=(ScopedLogExtraInfo&& aOther) = delete;
|
|
|
|
ScopedLogExtraInfo(const ScopedLogExtraInfo&) = delete;
|
|
ScopedLogExtraInfo& operator=(const ScopedLogExtraInfo&) = delete;
|
|
|
|
using ScopedLogExtraInfoMap = std::map<const char*, const nsACString*>;
|
|
static ScopedLogExtraInfoMap GetExtraInfoMap();
|
|
|
|
static void Initialize();
|
|
|
|
private:
|
|
const char* mTag;
|
|
const nsACString* mPreviousValue;
|
|
nsCString mCurrentValue;
|
|
|
|
static MOZ_THREAD_LOCAL(const nsACString*) sQueryValue;
|
|
static MOZ_THREAD_LOCAL(const nsACString*) sContextValue;
|
|
|
|
void AddInfo();
|
|
#else
|
|
template <size_t N>
|
|
ScopedLogExtraInfo(const char (&aTag)[N], const nsACString& aExtraInfo) {}
|
|
|
|
// user-defined to silence unused variable warnings
|
|
~ScopedLogExtraInfo() {}
|
|
#endif
|
|
};
|
|
|
|
} // namespace mozilla::dom::quota
|
|
|
|
#endif // DOM_QUOTA_SCOPEDLOGEXTRAINFO_H_
|