blob: 27b8f9bab3ad339668540f480bfd65a966616137 [file] [log] [blame]
/*
* Copyright (C) 2008 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <WebCore/SecurityOriginData.h>
#include <WebCore/StorageArea.h>
#include <WebCore/StorageNamespace.h>
#include <wtf/HashMap.h>
#include <wtf/RefPtr.h>
#include <wtf/text/WTFString.h>
namespace WebKit {
class StorageAreaImpl;
class StorageNamespaceImpl : public WebCore::StorageNamespace {
public:
static Ref<StorageNamespaceImpl> createSessionStorageNamespace(unsigned quota);
static Ref<StorageNamespaceImpl> createEphemeralLocalStorageNamespace(unsigned quota);
static Ref<StorageNamespaceImpl> getOrCreateLocalStorageNamespace(const String& databasePath, unsigned quota);
virtual ~StorageNamespaceImpl();
void close();
// Not removing the origin's StorageArea from m_storageAreaMap because
// we're just deleting the underlying db file. If an item is added immediately
// after file deletion, we want the same StorageArea to eventually trigger
// a sync and for StorageAreaSync to recreate the backing db file.
void clearOriginForDeletion(const WebCore::SecurityOriginData&);
void clearAllOriginsForDeletion();
void sync();
void closeIdleLocalStorageDatabases();
private:
StorageNamespaceImpl(WebCore::StorageType, const String& path, unsigned quota);
RefPtr<WebCore::StorageArea> storageArea(const WebCore::SecurityOriginData&) override;
RefPtr<StorageNamespace> copy(WebCore::Page* newPage) override;
typedef HashMap<WebCore::SecurityOriginData, RefPtr<StorageAreaImpl>> StorageAreaMap;
StorageAreaMap m_storageAreaMap;
WebCore::StorageType m_storageType;
// Only used if m_storageType == LocalStorage and the path was not "" in our constructor.
String m_path;
RefPtr<WebCore::StorageSyncManager> m_syncManager;
// The default quota for each new storage area.
unsigned m_quota;
bool m_isShutdown;
};
} // namespace WebCore