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