1/*
2 * Copyright (C) 2015 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#pragma once
27
28#if ENABLE(INDEXED_DATABASE)
29
30#include "IDBConnectionToClientDelegate.h"
31#include <wtf/HashSet.h>
32#include <wtf/Ref.h>
33#include <wtf/RefCounted.h>
34#include <wtf/WeakPtr.h>
35
36namespace WebCore {
37
38class IDBError;
39class IDBResourceIdentifier;
40class IDBResultData;
41
42namespace IDBServer {
43
44class UniqueIDBDatabaseConnection;
45
46class IDBConnectionToClient : public RefCounted<IDBConnectionToClient> {
47public:
48 WEBCORE_EXPORT static Ref<IDBConnectionToClient> create(IDBConnectionToClientDelegate&);
49
50 uint64_t identifier() const;
51
52 void didDeleteDatabase(const IDBResultData&);
53 void didOpenDatabase(const IDBResultData&);
54 void didAbortTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&);
55 void didCommitTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&);
56 void didCreateObjectStore(const IDBResultData&);
57 void didDeleteObjectStore(const IDBResultData&);
58 void didRenameObjectStore(const IDBResultData&);
59 void didClearObjectStore(const IDBResultData&);
60 void didCreateIndex(const IDBResultData&);
61 void didDeleteIndex(const IDBResultData&);
62 void didRenameIndex(const IDBResultData&);
63 void didPutOrAdd(const IDBResultData&);
64 void didGetRecord(const IDBResultData&);
65 void didGetAllRecords(const IDBResultData&);
66 void didGetCount(const IDBResultData&);
67 void didDeleteRecord(const IDBResultData&);
68 void didOpenCursor(const IDBResultData&);
69 void didIterateCursor(const IDBResultData&);
70
71 void fireVersionChangeEvent(UniqueIDBDatabaseConnection&, const IDBResourceIdentifier& requestIdentifier, uint64_t requestedVersion);
72 void didStartTransaction(const IDBResourceIdentifier& transactionIdentifier, const IDBError&);
73 void didCloseFromServer(UniqueIDBDatabaseConnection&, const IDBError&);
74
75 void notifyOpenDBRequestBlocked(const IDBResourceIdentifier& requestIdentifier, uint64_t oldVersion, uint64_t newVersion);
76
77 void didGetAllDatabaseNames(uint64_t callbackID, const Vector<String>& databaseNames);
78
79 void registerDatabaseConnection(UniqueIDBDatabaseConnection&);
80 void unregisterDatabaseConnection(UniqueIDBDatabaseConnection&);
81 void connectionToClientClosed();
82 bool isClosed() { return m_isClosed; }
83private:
84 IDBConnectionToClient(IDBConnectionToClientDelegate&);
85
86 WeakPtr<IDBConnectionToClientDelegate> m_delegate;
87 HashSet<UniqueIDBDatabaseConnection*> m_databaseConnections;
88 bool m_isClosed { false };
89};
90
91} // namespace IDBServer
92} // namespace WebCore
93
94#endif // ENABLE(INDEXED_DATABASE)
95