1/* 2 * Copyright (C) 2007 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 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 29#include "config.h" 30 31#if ENABLE(SQL_DATABASE) 32 33#include "JSSQLStatementErrorCallback.h" 34 35#include "JSSQLError.h" 36#include "JSSQLTransaction.h" 37#include "ScriptExecutionContext.h" 38#include <runtime/JSLock.h> 39#include <wtf/Ref.h> 40 41namespace WebCore { 42 43using namespace JSC; 44 45bool JSSQLStatementErrorCallback::handleEvent(SQLTransaction* transaction, SQLError* error) 46{ 47 if (!m_data || !m_data->globalObject() || !canInvokeCallback()) 48 return true; 49 50 Ref<JSSQLStatementErrorCallback> protect(*this); 51 52 JSC::JSLockHolder lock(m_data->globalObject()->vm()); 53 54 ExecState* exec = m_data->globalObject()->globalExec(); 55 MarkedArgumentBuffer args; 56 args.append(toJS(exec, m_data->globalObject(), transaction)); 57 args.append(toJS(exec, m_data->globalObject(), error)); 58 59 bool raisedException = false; 60 JSValue result = m_data->invokeCallback(args, &raisedException); 61 if (raisedException) { 62 // The spec says: 63 // "If the error callback returns false, then move on to the next statement..." 64 // "Otherwise, the error callback did not return false, or there was no error callback" 65 // Therefore an exception and returning true are the same thing - so, return true on an exception 66 return true; 67 } 68 return result.toBoolean(exec); 69} 70 71} 72 73#endif // ENABLE(SQL_DATABASE) 74