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 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 29#include "config.h" 30#include "JSSQLResultSetRowList.h" 31 32#if ENABLE(DATABASE) 33 34#include "ExceptionCode.h" 35#include "SQLValue.h" 36#include "SQLResultSetRowList.h" 37 38using namespace JSC; 39 40namespace WebCore { 41 42JSValue JSSQLResultSetRowList::item(ExecState* exec, const ArgList& args) 43{ 44 bool indexOk; 45 int index = args.at(0).toInt32(exec, indexOk); 46 if (!indexOk) { 47 setDOMException(exec, TYPE_MISMATCH_ERR); 48 return jsUndefined(); 49 } 50 if (index < 0 || (unsigned)index >= m_impl->length()) { 51 setDOMException(exec, INDEX_SIZE_ERR); 52 return jsUndefined(); 53 } 54 55 JSObject* object = constructEmptyObject(exec); 56 57 unsigned numColumns = m_impl->columnNames().size(); 58 unsigned valuesIndex = index * numColumns; 59 for (unsigned i = 0; i < numColumns; i++) { 60 const SQLValue& value = m_impl->values()[valuesIndex + i]; 61 JSValue jsValue; 62 63 switch (value.type()) { 64 case SQLValue::StringValue: 65 jsValue = jsString(exec, value.string()); 66 break; 67 case SQLValue::NullValue: 68 jsValue = jsNull(); 69 break; 70 case SQLValue::NumberValue: 71 jsValue = jsNumber(exec, value.number()); 72 break; 73 default: 74 ASSERT_NOT_REACHED(); 75 } 76 77 object->putDirect(Identifier(exec, m_impl->columnNames()[i]), jsValue, DontDelete | ReadOnly); 78 } 79 80 return object; 81} 82 83} 84 85#endif 86