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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef AbstractSQLTransactionBackend_h
27#define AbstractSQLTransactionBackend_h
28
29#if ENABLE(SQL_DATABASE)
30
31#include "AbstractSQLStatement.h"
32#include "SQLError.h"
33#include "SQLTransactionState.h"
34#include "SQLValue.h"
35#include <memory>
36#include <wtf/ThreadSafeRefCounted.h>
37#include <wtf/Vector.h>
38#include <wtf/text/WTFString.h>
39
40namespace WebCore {
41
42class AbstractSQLTransactionBackend : public ThreadSafeRefCounted<AbstractSQLTransactionBackend> {
43public:
44    virtual ~AbstractSQLTransactionBackend() { }
45
46    virtual void requestTransitToState(SQLTransactionState) = 0;
47
48    virtual PassRefPtr<SQLError> transactionError() = 0;
49    virtual AbstractSQLStatement* currentStatement() = 0;
50    virtual void setShouldRetryCurrentStatement(bool) = 0;
51
52    virtual void executeSQL(std::unique_ptr<AbstractSQLStatement>, const String& statement,
53        const Vector<SQLValue>& arguments, int permissions) = 0;
54
55};
56
57} // namespace WebCore
58
59#endif // ENABLE(SQL_DATABASE)
60
61#endif // AbstractSQLTransactionBackend_h
62