dom/performance/PerformanceServerTiming.cpp

   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 #include "PerformanceServerTiming.h"
   8 #include "nsITimedChannel.h"
   9
  10 #include "mozilla/dom/PerformanceServerTimingBinding.h"
  11
  12 namespace mozilla::dom {
  13
  14 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(PerformanceServerTiming, mParent)
  15
  16 NS_IMPL_CYCLE_COLLECTING_ADDREF(PerformanceServerTiming)
  17 NS_IMPL_CYCLE_COLLECTING_RELEASE(PerformanceServerTiming)
  18
  19 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PerformanceServerTiming)
  20   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  21   NS_INTERFACE_MAP_ENTRY(nsISupports)
  22 NS_INTERFACE_MAP_END
  23
  24 JSObject* PerformanceServerTiming::WrapObject(
  25     JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
  26   return mozilla::dom::PerformanceServerTiming_Binding::Wrap(aCx, this,
  27                                                              aGivenProto);
  28 }
  29
  30 void PerformanceServerTiming::GetName(nsAString& aName) const {
  31   aName.Truncate();
  32
  33   if (!mServerTiming) {
  34     return;
  35   }
  36
  37   nsAutoCString name;
  38   if (NS_WARN_IF(NS_FAILED(mServerTiming->GetName(name)))) {
  39     return;
  40   }
  41
  42   aName.Assign(NS_ConvertUTF8toUTF16(name));
  43 }
  44
  45 DOMHighResTimeStamp PerformanceServerTiming::Duration() const {
  46   if (!mServerTiming) {
  47     return 0;
  48   }
  49
  50   double duration = 0;
  51   if (NS_WARN_IF(NS_FAILED(mServerTiming->GetDuration(&duration)))) {
  52     return 0;
  53   }
  54
  55   return duration;
  56 }
  57
  58 void PerformanceServerTiming::GetDescription(nsAString& aDescription) const {
  59   if (!mServerTiming) {
  60     return;
  61   }
  62
  63   nsAutoCString description;
  64   if (NS_WARN_IF(NS_FAILED(mServerTiming->GetDescription(description)))) {
  65     return;
  66   }
  67
  68   aDescription.Assign(NS_ConvertUTF8toUTF16(description));
  69 }
  70
  71 }  // namespace mozilla::dom