forked from mirrors/gecko-dev
74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_SessionStorageCache_h
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#define mozilla_dom_SessionStorageCache_h
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#include "nsDataHashtable.h"
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namespace mozilla {
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namespace dom {
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class SessionStorageCache final
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{
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public:
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NS_INLINE_DECL_REFCOUNTING(SessionStorageCache)
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SessionStorageCache();
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enum DataSetType {
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eDefaultSetType,
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eSessionSetType,
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};
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int64_t GetOriginQuotaUsage(DataSetType aDataSetType);
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uint32_t Length(DataSetType aDataSetType);
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void Key(DataSetType aDataSetType, uint32_t aIndex, nsAString& aResult);
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void GetItem(DataSetType aDataSetType, const nsAString& aKey,
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nsAString& aResult);
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void GetKeys(DataSetType aDataSetType, nsTArray<nsString>& aKeys);
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nsresult SetItem(DataSetType aDataSetType, const nsAString& aKey,
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const nsAString& aValue, nsString& aOldValue);
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nsresult RemoveItem(DataSetType aDataSetType, const nsAString& aKey,
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nsString& aOldValue);
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void Clear(DataSetType aDataSetType, bool aByUserInteraction = true);
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already_AddRefed<SessionStorageCache>
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Clone() const;
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private:
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~SessionStorageCache() = default;
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struct DataSet
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{
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DataSet()
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: mOriginQuotaUsage(0)
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{}
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bool ProcessUsageDelta(int64_t aDelta);
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int64_t mOriginQuotaUsage;
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nsDataHashtable<nsStringHashKey, nsString> mKeys;
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};
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DataSet* Set(DataSetType aDataSetType);
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DataSet mDefaultSet;
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DataSet mSessionSet;
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bool mSessionDataSetActive;
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};
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} // dom namespace
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} // mozilla namespace
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#endif //mozilla_dom_SessionStorageCache_h
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