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comparison: dom/quota/ArrayCluster.h
dom/quota/ArrayCluster.h
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- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:2f8b7ce993bd |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set ts=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 file, | |
| 5 * You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef mozilla_dom_quota_arraycluster_h__ | |
| 8 #define mozilla_dom_quota_arraycluster_h__ | |
| 9 | |
| 10 #include "mozilla/dom/quota/QuotaCommon.h" | |
| 11 | |
| 12 #include "Client.h" | |
| 13 | |
| 14 BEGIN_QUOTA_NAMESPACE | |
| 15 | |
| 16 template <class ValueType, uint32_t Length = Client::TYPE_MAX> | |
| 17 class ArrayCluster | |
| 18 { | |
| 19 public: | |
| 20 ArrayCluster() | |
| 21 { | |
| 22 mArrays.AppendElements(Length); | |
| 23 } | |
| 24 | |
| 25 nsTArray<ValueType>& | |
| 26 ArrayAt(uint32_t aIndex) | |
| 27 { | |
| 28 MOZ_ASSERT(aIndex < Length, "Bad index!"); | |
| 29 return mArrays[aIndex]; | |
| 30 } | |
| 31 | |
| 32 nsTArray<ValueType>& | |
| 33 operator[](uint32_t aIndex) | |
| 34 { | |
| 35 return ArrayAt(aIndex); | |
| 36 } | |
| 37 | |
| 38 bool | |
| 39 IsEmpty() | |
| 40 { | |
| 41 for (uint32_t index = 0; index < Length; index++) { | |
| 42 if (!mArrays[index].IsEmpty()) { | |
| 43 return false; | |
| 44 } | |
| 45 } | |
| 46 return true; | |
| 47 } | |
| 48 | |
| 49 template <class T> | |
| 50 void | |
| 51 AppendElementsTo(uint32_t aIndex, nsTArray<T>& aArray) | |
| 52 { | |
| 53 NS_ASSERTION(aIndex < Length, "Bad index!"); | |
| 54 aArray.AppendElements(mArrays[aIndex]); | |
| 55 } | |
| 56 | |
| 57 template <class T> | |
| 58 void | |
| 59 AppendElementsTo(uint32_t aIndex, ArrayCluster<T, Length>& aArrayCluster) | |
| 60 { | |
| 61 NS_ASSERTION(aIndex < Length, "Bad index!"); | |
| 62 aArrayCluster[aIndex].AppendElements(mArrays[aIndex]); | |
| 63 } | |
| 64 | |
| 65 template <class T> | |
| 66 void | |
| 67 AppendElementsTo(nsTArray<T>& aArray) | |
| 68 { | |
| 69 for (uint32_t index = 0; index < Length; index++) { | |
| 70 aArray.AppendElements(mArrays[index]); | |
| 71 } | |
| 72 } | |
| 73 | |
| 74 template<class T> | |
| 75 void | |
| 76 AppendElementsTo(ArrayCluster<T, Length>& aArrayCluster) | |
| 77 { | |
| 78 for (uint32_t index = 0; index < Length; index++) { | |
| 79 aArrayCluster[index].AppendElements(mArrays[index]); | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 template<class T> | |
| 84 void | |
| 85 SwapElements(ArrayCluster<T, Length>& aArrayCluster) | |
| 86 { | |
| 87 for (uint32_t index = 0; index < Length; index++) { | |
| 88 mArrays[index].SwapElements(aArrayCluster.mArrays[index]); | |
| 89 } | |
| 90 } | |
| 91 | |
| 92 void | |
| 93 Clear() | |
| 94 { | |
| 95 for (uint32_t index = 0; index < Length; index++) { | |
| 96 mArrays[index].Clear(); | |
| 97 } | |
| 98 } | |
| 99 | |
| 100 private: | |
| 101 nsAutoTArray<nsTArray<ValueType>, Length> mArrays; | |
| 102 }; | |
| 103 | |
| 104 END_QUOTA_NAMESPACE | |
| 105 | |
| 106 #endif // mozilla_dom_quota_arraycluster_h__ |
