/* * 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 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 "SQLStatement.h" #include "AbstractDatabaseServer.h" #include "Database.h" #include "DatabaseManager.h" #include "Logging.h" #include "SQLError.h" #include "SQLStatementBackend.h" #include "SQLStatementCallback.h" #include "SQLStatementErrorCallback.h" #include "SQLTransaction.h" #include "SQLValue.h" #include "SQLiteDatabase.h" #include "SQLiteStatement.h" #include <wtf/text/CString.h> namespace WebCore { SQLStatement::SQLStatement(Database& database, PassRefPtr<SQLStatementCallback> callback, PassRefPtr<SQLStatementErrorCallback> errorCallback) : m_statementCallbackWrapper(callback, database.scriptExecutionContext()) , m_statementErrorCallbackWrapper(errorCallback, database.scriptExecutionContext()) { } void SQLStatement::setBackend(SQLStatementBackend* 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; RefPtr<SQLStatementCallback> callback = m_statementCallbackWrapper.unwrap(); RefPtr<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