dom/base/PerformanceResourceTiming.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef mozilla_dom_PerformanceResourceTiming_h___
   7 #define mozilla_dom_PerformanceResourceTiming_h___
   8
   9 #include "nsCOMPtr.h"
  10 #include "nsPerformance.h"
  11 #include "nsIChannel.h"
  12 #include "nsITimedChannel.h"
  13 #include "nsDOMNavigationTiming.h"
  14 #include "PerformanceEntry.h"
  15
  16 namespace mozilla {
  17 namespace dom {
  18
  19 // http://www.w3.org/TR/resource-timing/#performanceresourcetiming
  20 class PerformanceResourceTiming MOZ_FINAL : public PerformanceEntry
  21 {
  22 public:
  23   typedef mozilla::TimeStamp TimeStamp;
  24
  25   NS_DECL_ISUPPORTS_INHERITED
  26   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(
  27       PerformanceResourceTiming,
  28       PerformanceEntry)
  29
  30   PerformanceResourceTiming(nsPerformanceTiming* aPerformanceTiming,
  31                             nsPerformance* aPerformance);
  32
  33   virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
  34
  35
  36   virtual DOMHighResTimeStamp StartTime() const;
  37
  38   virtual DOMHighResTimeStamp Duration() const
  39   {
  40     return ResponseEnd() - StartTime();
  41   }
  42
  43   void GetInitiatorType(nsAString& aInitiatorType) const
  44   {
  45     aInitiatorType = mInitiatorType;
  46   }
  47
  48   void SetInitiatorType(const nsAString& aInitiatorType)
  49   {
  50     mInitiatorType = aInitiatorType;
  51   }
  52
  53   DOMHighResTimeStamp FetchStart() const {
  54     return mTiming
  55         ? mTiming->FetchStartHighRes()
  56         : 0;
  57   }
  58
  59   DOMHighResTimeStamp RedirectStart() const {
  60     // We have to check if all the redirect URIs had the same origin (since
  61     // there is no check in RedirectEndHighRes())
  62     return mTiming && mTiming->IsSameOriginAsReferral()
  63         ? mTiming->RedirectStartHighRes()
  64         : 0;
  65   }
  66
  67   DOMHighResTimeStamp RedirectEnd() const {
  68     // We have to check if all the redirect URIs had the same origin (since
  69     // there is no check in RedirectEndHighRes())
  70     return mTiming && mTiming->IsSameOriginAsReferral()
  71         ? mTiming->RedirectEndHighRes()
  72         : 0;
  73   }
  74
  75   DOMHighResTimeStamp DomainLookupStart() const {
  76     return mTiming && mTiming->IsSameOriginAsReferral()
  77         ? mTiming->DomainLookupStartHighRes()
  78         : 0;
  79   }
  80
  81   DOMHighResTimeStamp DomainLookupEnd() const {
  82     return mTiming && mTiming->IsSameOriginAsReferral()
  83         ? mTiming->DomainLookupEndHighRes()
  84         : 0;
  85   }
  86
  87   DOMHighResTimeStamp ConnectStart() const {
  88     return mTiming && mTiming->IsSameOriginAsReferral()
  89         ? mTiming->ConnectStartHighRes()
  90         : 0;
  91   }
  92
  93   DOMHighResTimeStamp ConnectEnd() const {
  94     return mTiming && mTiming->IsSameOriginAsReferral()
  95         ? mTiming->ConnectEndHighRes()
  96         : 0;
  97   }
  98
  99   DOMHighResTimeStamp RequestStart() const {
 100     return mTiming && mTiming->IsSameOriginAsReferral()
 101         ? mTiming->RequestStartHighRes()
 102         : 0;
 103   }
 104
 105   DOMHighResTimeStamp ResponseStart() const {
 106     return mTiming && mTiming->IsSameOriginAsReferral()
 107         ? mTiming->ResponseStartHighRes()
 108         : 0;
 109   }
 110
 111   DOMHighResTimeStamp ResponseEnd() const {
 112     return mTiming
 113         ? mTiming->ResponseEndHighRes()
 114         : 0;
 115   }
 116
 117   DOMHighResTimeStamp SecureConnectionStart() const
 118   {
 119     // This measurement is not available for Navigation Timing either.
 120     // There is a different bug submitted for it.
 121     return 0;
 122   }
 123
 124 protected:
 125   virtual ~PerformanceResourceTiming();
 126
 127   nsString mInitiatorType;
 128   nsRefPtr<nsPerformanceTiming> mTiming;
 129 };
 130
 131 } // namespace dom
 132 } // namespace mozilla
 133
 134 #endif /* mozilla_dom_PerformanceResourceTiming_h___ */