1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/*
* 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.
*/
#ifndef StorageNamespaceImpl_h
#define StorageNamespaceImpl_h
#include "SecurityOriginHash.h"
#include "StorageArea.h"
#include "StorageNamespace.h"
#include <wtf/HashMap.h>
#include <wtf/RefPtr.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class StorageAreaImpl;
class StorageNamespaceImpl : public StorageNamespace {
public:
static PassRefPtr<StorageNamespace> localStorageNamespace(PageGroup*);
static PassRefPtr<StorageNamespace> transientLocalStorageNamespace(PageGroup*, SecurityOrigin*);
static PassRefPtr<StorageNamespace> sessionStorageNamespace(Page*);
virtual ~StorageNamespaceImpl();
virtual PassRefPtr<StorageArea> storageArea(PassRefPtr<SecurityOrigin>) override;
virtual PassRefPtr<StorageNamespace> copy(Page* newPage) override;
virtual void close() override;
// 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.
virtual void clearOriginForDeletion(SecurityOrigin*) override;
virtual void clearAllOriginsForDeletion() override;
virtual void sync() override;
virtual void closeIdleLocalStorageDatabases() override;
private:
StorageNamespaceImpl(StorageType, const String& path, unsigned quota);
typedef HashMap<RefPtr<SecurityOrigin>, RefPtr<StorageAreaImpl>> StorageAreaMap;
StorageAreaMap m_storageAreaMap;
StorageType m_storageType;
// Only used if m_storageType == LocalStorage and the path was not "" in our constructor.
String m_path;
RefPtr<StorageSyncManager> m_syncManager;
// The default quota for each new storage area.
unsigned m_quota;
bool m_isShutdown;
};
} // namespace WebCore
#endif // StorageNamespaceImpl_h
|
