/src/mozilla-central/dom/svg/nsSVGAttrTearoffTable.h

Source (jump to first uncovered line)
/* -*- 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 NS_SVGATTRTEAROFFTABLE_H_
#define NS_SVGATTRTEAROFFTABLE_H_

#include "nsDataHashtable.h"
#include "nsDebug.h"
#include "nsHashKeys.h"

/**
 * Global hashmap to associate internal SVG data types (e.g. nsSVGLength2) with
 * DOM tear-off objects (e.g. DOMSVGLength). This allows us to always return
 * the same object for subsequent requests for DOM objects.
 *
 * We don't keep an owning reference to the tear-off objects so they are
 * responsible for removing themselves from this table when they die.
 */
template<class SimpleType, class TearoffType>
class nsSVGAttrTearoffTable
{
public:
#ifdef DEBUG
  ~nsSVGAttrTearoffTable()
  {
    MOZ_ASSERT(!mTable, "Tear-off objects remain in hashtable at shutdown.");
  }
#endif

  TearoffType* GetTearoff(SimpleType* aSimple);

  void AddTearoff(SimpleType* aSimple, TearoffType* aTearoff);

  void RemoveTearoff(SimpleType* aSimple);

private:
  typedef nsPtrHashKey<SimpleType> SimpleTypePtrKey;
  typedef nsDataHashtable<SimpleTypePtrKey, TearoffType* > TearoffTable;

  TearoffTable* mTable;
};

template<class SimpleType, class TearoffType>
TearoffType*
nsSVGAttrTearoffTable<SimpleType, TearoffType>::GetTearoff(SimpleType* aSimple)
{
  if (!mTable)
    return nullptr;

  TearoffType *tearoff = nullptr;

#ifdef DEBUG
  bool found =
#endif
    mTable->Get(aSimple, &tearoff);
  MOZ_ASSERT(!found || tearoff,
             "null pointer stored in attribute tear-off map");

  return tearoff;
}

template<class SimpleType, class TearoffType>
void
nsSVGAttrTearoffTable<SimpleType, TearoffType>::AddTearoff(SimpleType* aSimple,
                                                          TearoffType* aTearoff)
{
  if (!mTable) {
    mTable = new TearoffTable;
  }

  // We shouldn't be adding a tear-off if there already is one. If that happens,
  // something is wrong.
  if (mTable->Get(aSimple, nullptr)) {
    MOZ_ASSERT(false, "There is already a tear-off for this object.");
    return;
  }

  mTable->Put(aSimple, aTearoff);
}

template<class SimpleType, class TearoffType>
void
nsSVGAttrTearoffTable<SimpleType, TearoffType>::RemoveTearoff(
    SimpleType* aSimple)
{
  if (!mTable) {
    // Perhaps something happened in between creating the SimpleType object and
    // registering it
    return;
  }

  mTable->Remove(aSimple);
  if (mTable->Count() == 0) {
    delete mTable;
    mTable = nullptr;
  }
}

#endif // NS_SVGATTRTEAROFFTABLE_H_

Line	Count	Source (jump to first uncovered line)
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 NS_SVGATTRTEAROFFTABLE_H_
8		#define NS_SVGATTRTEAROFFTABLE_H_
9
10		#include "nsDataHashtable.h"
11		#include "nsDebug.h"
12		#include "nsHashKeys.h"
13
14		/**
15		* Global hashmap to associate internal SVG data types (e.g. nsSVGLength2) with
16		* DOM tear-off objects (e.g. DOMSVGLength). This allows us to always return
17		* the same object for subsequent requests for DOM objects.
18		*
19		* We don't keep an owning reference to the tear-off objects so they are
20		* responsible for removing themselves from this table when they die.
21		*/
22		template<class SimpleType, class TearoffType>
23		class nsSVGAttrTearoffTable
24		{
25		public:
26		#ifdef DEBUG
27		~nsSVGAttrTearoffTable()
28		{
29		MOZ_ASSERT(!mTable, "Tear-off objects remain in hashtable at shutdown.");
30		}
31		#endif
32
33		TearoffType* GetTearoff(SimpleType* aSimple);
34
35		void AddTearoff(SimpleType* aSimple, TearoffType* aTearoff);
36
37		void RemoveTearoff(SimpleType* aSimple);
38
39		private:
40		typedef nsPtrHashKey<SimpleType> SimpleTypePtrKey;
41		typedef nsDataHashtable<SimpleTypePtrKey, TearoffType* > TearoffTable;
42
43		TearoffTable* mTable;
44		};
45
46		template<class SimpleType, class TearoffType>
47		TearoffType*
48		nsSVGAttrTearoffTable<SimpleType, TearoffType>::GetTearoff(SimpleType* aSimple)
49	0	{
50	0	if (!mTable)
51	0	return nullptr;
52	0
53	0	TearoffType *tearoff = nullptr;
54	0
55		#ifdef DEBUG
56		bool found =
57		#endif
58		mTable->Get(aSimple, &tearoff);
59	0	MOZ_ASSERT(!found \|\| tearoff,
60	0	"null pointer stored in attribute tear-off map");
61	0
62	0	return tearoff;
63	0	} Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedLengthList, mozilla::DOMSVGAnimatedLengthList>::GetTearoff(mozilla::SVGAnimatedLengthList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedNumberList, mozilla::DOMSVGAnimatedNumberList>::GetTearoff(mozilla::SVGAnimatedNumberList) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::DOMSVGLength>::GetTearoff(nsSVGLength2) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPathSegList>::GetTearoff(void) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPointList>::GetTearoff(void) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGStringList, mozilla::DOMSVGStringList>::GetTearoff(mozilla::SVGStringList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGPreserveAspectRatio>::GetTearoff(mozilla::SVGAnimatedPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGAnimatedPreserveAspectRatio>::GetTearoff(mozilla::SVGAnimatedPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::nsSVGAnimatedTransformList, mozilla::dom::SVGAnimatedTransformList>::GetTearoff(mozilla::nsSVGAnimatedTransformList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::dom::SVGTransform, mozilla::dom::SVGMatrix>::GetTearoff(mozilla::dom::SVGTransform) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAngle>::GetTearoff(nsSVGAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAnimatedAngle>::GetTearoff(nsSVGAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGBoolean, mozilla::dom::SVGAnimatedBoolean>::GetTearoff(nsSVGBoolean) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGEnum, nsSVGEnum::DOMAnimatedEnum>::GetTearoff(nsSVGEnum) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGInteger, nsSVGInteger::DOMAnimatedInteger>::GetTearoff(nsSVGInteger) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGIntegerPair, nsSVGIntegerPair::DOMAnimatedInteger>::GetTearoff(nsSVGIntegerPair) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::dom::SVGAnimatedLength>::GetTearoff(nsSVGLength2) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumber2, nsSVGNumber2::DOMAnimatedNumber>::GetTearoff(nsSVGNumber2) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumberPair, nsSVGNumberPair::DOMAnimatedNumber>::GetTearoff(nsSVGNumberPair) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGString, nsSVGString::DOMAnimatedString>::GetTearoff(nsSVGString) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, mozilla::dom::SVGAnimatedRect>::GetTearoff(nsSVGViewBox) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMBaseVal>::GetTearoff(nsSVGViewBox) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMAnimVal>::GetTearoff(nsSVGViewBox*)
64
65		template<class SimpleType, class TearoffType>
66		void
67		nsSVGAttrTearoffTable<SimpleType, TearoffType>::AddTearoff(SimpleType* aSimple,
68		TearoffType* aTearoff)
69	0	{
70	0	if (!mTable) {
71	0	mTable = new TearoffTable;
72	0	}
73	0
74	0	// We shouldn't be adding a tear-off if there already is one. If that happens,
75	0	// something is wrong.
76	0	if (mTable->Get(aSimple, nullptr)) {
77	0	MOZ_ASSERT(false, "There is already a tear-off for this object.");
78	0	return;
79	0	}
80	0
81	0	mTable->Put(aSimple, aTearoff);
82	0	} Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedLengthList, mozilla::DOMSVGAnimatedLengthList>::AddTearoff(mozilla::SVGAnimatedLengthList, mozilla::DOMSVGAnimatedLengthList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedNumberList, mozilla::DOMSVGAnimatedNumberList>::AddTearoff(mozilla::SVGAnimatedNumberList, mozilla::DOMSVGAnimatedNumberList) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::DOMSVGLength>::AddTearoff(nsSVGLength2, mozilla::DOMSVGLength) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPathSegList>::AddTearoff(void, mozilla::DOMSVGPathSegList) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPointList>::AddTearoff(void, mozilla::DOMSVGPointList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGStringList, mozilla::DOMSVGStringList>::AddTearoff(mozilla::SVGStringList, mozilla::DOMSVGStringList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGPreserveAspectRatio>::AddTearoff(mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGAnimatedPreserveAspectRatio>::AddTearoff(mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGAnimatedPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::nsSVGAnimatedTransformList, mozilla::dom::SVGAnimatedTransformList>::AddTearoff(mozilla::nsSVGAnimatedTransformList, mozilla::dom::SVGAnimatedTransformList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::dom::SVGTransform, mozilla::dom::SVGMatrix>::AddTearoff(mozilla::dom::SVGTransform, mozilla::dom::SVGMatrix) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAngle>::AddTearoff(nsSVGAngle, mozilla::dom::SVGAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAnimatedAngle>::AddTearoff(nsSVGAngle, mozilla::dom::SVGAnimatedAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGBoolean, mozilla::dom::SVGAnimatedBoolean>::AddTearoff(nsSVGBoolean, mozilla::dom::SVGAnimatedBoolean) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGEnum, nsSVGEnum::DOMAnimatedEnum>::AddTearoff(nsSVGEnum, nsSVGEnum::DOMAnimatedEnum) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGInteger, nsSVGInteger::DOMAnimatedInteger>::AddTearoff(nsSVGInteger, nsSVGInteger::DOMAnimatedInteger) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGIntegerPair, nsSVGIntegerPair::DOMAnimatedInteger>::AddTearoff(nsSVGIntegerPair, nsSVGIntegerPair::DOMAnimatedInteger) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::dom::SVGAnimatedLength>::AddTearoff(nsSVGLength2, mozilla::dom::SVGAnimatedLength) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumber2, nsSVGNumber2::DOMAnimatedNumber>::AddTearoff(nsSVGNumber2, nsSVGNumber2::DOMAnimatedNumber) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumberPair, nsSVGNumberPair::DOMAnimatedNumber>::AddTearoff(nsSVGNumberPair, nsSVGNumberPair::DOMAnimatedNumber) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGString, nsSVGString::DOMAnimatedString>::AddTearoff(nsSVGString, nsSVGString::DOMAnimatedString) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, mozilla::dom::SVGAnimatedRect>::AddTearoff(nsSVGViewBox, mozilla::dom::SVGAnimatedRect) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMBaseVal>::AddTearoff(nsSVGViewBox, nsSVGViewBox::DOMBaseVal) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMAnimVal>::AddTearoff(nsSVGViewBox, nsSVGViewBox::DOMAnimVal)
83
84		template<class SimpleType, class TearoffType>
85		void
86		nsSVGAttrTearoffTable<SimpleType, TearoffType>::RemoveTearoff(
87		SimpleType* aSimple)
88	0	{
89	0	if (!mTable) {
90	0	// Perhaps something happened in between creating the SimpleType object and
91	0	// registering it
92	0	return;
93	0	}
94	0
95	0	mTable->Remove(aSimple);
96	0	if (mTable->Count() == 0) {
97	0	delete mTable;
98	0	mTable = nullptr;
99	0	}
100	0	} Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedLengthList, mozilla::DOMSVGAnimatedLengthList>::RemoveTearoff(mozilla::SVGAnimatedLengthList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedNumberList, mozilla::DOMSVGAnimatedNumberList>::RemoveTearoff(mozilla::SVGAnimatedNumberList) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::DOMSVGLength>::RemoveTearoff(nsSVGLength2) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPathSegList>::RemoveTearoff(void) Unexecuted instantiation: nsSVGAttrTearoffTable<void, mozilla::DOMSVGPointList>::RemoveTearoff(void) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGStringList, mozilla::DOMSVGStringList>::RemoveTearoff(mozilla::SVGStringList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGPreserveAspectRatio>::RemoveTearoff(mozilla::SVGAnimatedPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::SVGAnimatedPreserveAspectRatio, mozilla::dom::DOMSVGAnimatedPreserveAspectRatio>::RemoveTearoff(mozilla::SVGAnimatedPreserveAspectRatio) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, mozilla::dom::SVGAnimatedRect>::RemoveTearoff(nsSVGViewBox) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::nsSVGAnimatedTransformList, mozilla::dom::SVGAnimatedTransformList>::RemoveTearoff(mozilla::nsSVGAnimatedTransformList) Unexecuted instantiation: nsSVGAttrTearoffTable<mozilla::dom::SVGTransform, mozilla::dom::SVGMatrix>::RemoveTearoff(mozilla::dom::SVGTransform) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAngle>::RemoveTearoff(nsSVGAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGAngle, mozilla::dom::SVGAnimatedAngle>::RemoveTearoff(nsSVGAngle) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGBoolean, mozilla::dom::SVGAnimatedBoolean>::RemoveTearoff(nsSVGBoolean) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGEnum, nsSVGEnum::DOMAnimatedEnum>::RemoveTearoff(nsSVGEnum) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGInteger, nsSVGInteger::DOMAnimatedInteger>::RemoveTearoff(nsSVGInteger) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGIntegerPair, nsSVGIntegerPair::DOMAnimatedInteger>::RemoveTearoff(nsSVGIntegerPair) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGLength2, mozilla::dom::SVGAnimatedLength>::RemoveTearoff(nsSVGLength2) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumber2, nsSVGNumber2::DOMAnimatedNumber>::RemoveTearoff(nsSVGNumber2) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGNumberPair, nsSVGNumberPair::DOMAnimatedNumber>::RemoveTearoff(nsSVGNumberPair) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGString, nsSVGString::DOMAnimatedString>::RemoveTearoff(nsSVGString) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMBaseVal>::RemoveTearoff(nsSVGViewBox) Unexecuted instantiation: nsSVGAttrTearoffTable<nsSVGViewBox, nsSVGViewBox::DOMAnimVal>::RemoveTearoff(nsSVGViewBox*)
101
102		#endif // NS_SVGATTRTEAROFFTABLE_H_

Coverage Report

Created: 2018-09-25 14:53