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/*
* Copyright (C) 2007, 2013 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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.
*/
#include "config.h"
#include "modules/webdatabase/SQLStatement.h"
#include "platform/Logging.h"
#include "modules/webdatabase/sqlite/SQLiteDatabase.h"
#include "modules/webdatabase/sqlite/SQLiteStatement.h"
#include "modules/webdatabase/AbstractDatabaseServer.h"
#include "modules/webdatabase/AbstractSQLStatementBackend.h"
#include "modules/webdatabase/Database.h"
#include "modules/webdatabase/DatabaseManager.h"
#include "modules/webdatabase/SQLStatementCallback.h"
#include "modules/webdatabase/SQLStatementErrorCallback.h"
#include "modules/webdatabase/SQLTransaction.h"
#include "wtf/text/CString.h"
namespace WebCore {
PassOwnPtr<SQLStatement> SQLStatement::create(Database* database,
PassOwnPtr<SQLStatementCallback> callback, PassOwnPtr<SQLStatementErrorCallback> errorCallback)
{
return adoptPtr(new SQLStatement(database, callback, errorCallback));
}
SQLStatement::SQLStatement(Database* database, PassOwnPtr<SQLStatementCallback> callback,
PassOwnPtr<SQLStatementErrorCallback> errorCallback)
: m_statementCallbackWrapper(callback, database->executionContext())
, m_statementErrorCallbackWrapper(errorCallback, database->executionContext())
{
}
void SQLStatement::setBackend(AbstractSQLStatementBackend* backend)
{
m_backend = backend;
}
bool SQLStatement::hasCallback()
{
return m_statementCallbackWrapper.hasCallback();
}
bool SQLStatement::hasErrorCallback()
{
return m_statementErrorCallbackWrapper.hasCallback();
}
bool SQLStatement::performCallback(SQLTransaction* transaction)
{
ASSERT(transaction);
ASSERT(m_backend);
bool callbackError = false;
OwnPtr<SQLStatementCallback> callback = m_statementCallbackWrapper.unwrap();
OwnPtr<SQLStatementErrorCallback> errorCallback = m_statementErrorCallbackWrapper.unwrap();
RefPtr<SQLError> error = m_backend->sqlError();
// Call the appropriate statement callback and track if it resulted in an error,
// because then we need to jump to the transaction error callback.
if (error) {
if (errorCallback)
callbackError = errorCallback->handleEvent(transaction, error.get());
} else if (callback) {
RefPtr<SQLResultSet> resultSet = m_backend->sqlResultSet();
callbackError = !callback->handleEvent(transaction, resultSet.get());
}
return callbackError;
}
} // namespace WebCore
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