1/*
2 * Copyright (C) 2013 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef StorageNamespaceImpl_h
27#define StorageNamespaceImpl_h
28
29#include <WebCore/SecurityOriginHash.h>
30#include <WebCore/StorageArea.h>
31#include <WebCore/StorageNamespace.h>
32#include <wtf/HashMap.h>
33
34namespace WebKit {
35
36class StorageAreaMap;
37class WebPage;
38
39class StorageNamespaceImpl : public WebCore::StorageNamespace {
40public:
41    static PassRefPtr<StorageNamespaceImpl> createLocalStorageNamespace(WebCore::PageGroup*);
42    static PassRefPtr<StorageNamespaceImpl> createSessionStorageNamespace(WebPage*);
43    virtual ~StorageNamespaceImpl();
44
45    WebCore::StorageType storageType() const { return m_storageType; }
46    uint64_t storageNamespaceID() const { return m_storageNamespaceID; }
47    unsigned quotaInBytes() const { return m_quotaInBytes; }
48
49private:
50    explicit StorageNamespaceImpl(WebCore::StorageType, uint64_t storageNamespaceID, unsigned quotaInBytes);
51
52    virtual PassRefPtr<WebCore::StorageArea> storageArea(PassRefPtr<WebCore::SecurityOrigin>) override;
53    virtual PassRefPtr<WebCore::StorageNamespace> copy(WebCore::Page*) override;
54    virtual void close() override;
55    virtual void clearOriginForDeletion(WebCore::SecurityOrigin*) override;
56    virtual void clearAllOriginsForDeletion() override;
57    virtual void sync() override;
58    virtual void closeIdleLocalStorageDatabases() override;
59
60    WebCore::StorageType m_storageType;
61    uint64_t m_storageNamespaceID;
62    unsigned m_quotaInBytes;
63
64    HashMap<RefPtr<WebCore::SecurityOrigin>, RefPtr<StorageAreaMap>> m_storageAreaMaps;
65};
66
67} // namespace WebKit
68
69#endif // StorageNamespaceImpl_h
70