tor-browser

The Tor Browser
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MMPrinter.h (1851B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this
      5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef MMPrinter_h
      8 #define MMPrinter_h
      9 
     10 #include "mozilla/Maybe.h"
     11 #include "mozilla/UniquePtr.h"
     12 #include "mozilla/dom/DOMTypes.h"
     13 #include "nsString.h"
     14 
     15 namespace mozilla::dom {
     16 
     17 class MMPrinter {
     18 public:
     19  static void Print(char const* aLocation, const nsAString& aMsg,
     20                    ClonedMessageData const& aData) {
     21    if (MOZ_UNLIKELY(MOZ_LOG_TEST(MMPrinter::sMMLog, LogLevel::Debug))) {
     22      Maybe<uint64_t> msgId = MMPrinter::PrintHeader(aLocation, aMsg);
     23      if (!msgId.isSome()) {
     24        return;
     25      }
     26      MMPrinter::PrintData(*msgId, aData);
     27    }
     28  }
     29 
     30  static void Print(char const* aLocation, const nsACString& aActorName,
     31                    const nsAString& aMessageName,
     32                    const UniquePtr<ClonedMessageData>& aData) {
     33    if (MOZ_UNLIKELY(MOZ_LOG_TEST(MMPrinter::sMMLog, LogLevel::Debug))) {
     34      Maybe<uint64_t> msgId = MMPrinter::PrintHeader(
     35          aLocation,
     36          NS_ConvertUTF8toUTF16(aActorName + " - "_ns) + aMessageName);
     37 
     38      if (!msgId.isSome()) {
     39        return;
     40      }
     41 
     42      if (aData) {
     43        MMPrinter::PrintData(*msgId, *aData);
     44      } else {
     45        MMPrinter::PrintNoData(*msgId);
     46      }
     47    }
     48  }
     49 
     50 private:
     51  static LazyLogModule sMMLog;
     52  static Maybe<uint64_t> PrintHeader(char const* aLocation,
     53                                     const nsAString& aMsg);
     54  static void PrintNoData(uint64_t aMsgId);
     55  static void PrintData(uint64_t aMsgId, ClonedMessageData const& aData);
     56 };
     57 
     58 }  // namespace mozilla::dom
     59 
     60 #endif /* MMPrinter_h */