1/*
2 * Copyright (C) 2007, 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 *
8 * 1.  Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 * 2.  Redistributions in binary form must reproduce the above copyright
11 *     notice, this list of conditions and the following disclaimer in the
12 *     documentation and/or other materials provided with the distribution.
13 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14 *     its contributors may be used to endorse or promote products derived
15 *     from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28#ifndef SQLStatement_h
29#define SQLStatement_h
30
31#include "modules/webdatabase/sqlite/SQLValue.h"
32#include "modules/webdatabase/AbstractSQLStatement.h"
33#include "modules/webdatabase/SQLCallbackWrapper.h"
34#include "modules/webdatabase/SQLResultSet.h"
35#include "wtf/Forward.h"
36#include "wtf/Vector.h"
37#include "wtf/text/WTFString.h"
38
39namespace WebCore {
40
41class AbstractSQLStatementBackend;
42class Database;
43class SQLError;
44class SQLStatementCallback;
45class SQLStatementErrorCallback;
46class SQLTransaction;
47
48class SQLStatement FINAL : public AbstractSQLStatement {
49public:
50    static PassOwnPtrWillBeRawPtr<SQLStatement> create(Database*,
51        PassOwnPtr<SQLStatementCallback>, PassOwnPtr<SQLStatementErrorCallback>);
52    virtual void trace(Visitor*) OVERRIDE;
53
54    bool performCallback(SQLTransaction*);
55
56    virtual void setBackend(AbstractSQLStatementBackend*) OVERRIDE;
57
58    virtual bool hasCallback() OVERRIDE;
59    virtual bool hasErrorCallback() OVERRIDE;
60
61private:
62    SQLStatement(Database*, PassOwnPtr<SQLStatementCallback>, PassOwnPtr<SQLStatementErrorCallback>);
63
64    // The AbstractSQLStatementBackend owns the SQLStatement. Hence, the backend is
65    // guaranteed to be outlive the SQLStatement, and it is safe for us to refer
66    // to the backend using a raw pointer here.
67    RawPtrWillBeMember<AbstractSQLStatementBackend> m_backend;
68
69    SQLCallbackWrapper<SQLStatementCallback> m_statementCallbackWrapper;
70    SQLCallbackWrapper<SQLStatementErrorCallback> m_statementErrorCallbackWrapper;
71};
72
73} // namespace WebCore
74
75#endif // SQLStatement_h
76