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#include "SQLResultSetRowList.h"
31
32namespace WebCore {
33
34unsigned SQLResultSetRowList::length() const
35{
36 if (m_result.isEmpty())
37 return 0;
38
39 ASSERT(m_result.size() % m_columns.size() == 0);
40
41 return m_result.size() / m_columns.size();
42}
43
44ExceptionOr<Vector<WTF::KeyValuePair<String, SQLValue>>> SQLResultSetRowList::item(unsigned index) const
45{
46 if (index >= length())
47 return Exception { IndexSizeError };
48
49 Vector<WTF::KeyValuePair<String, SQLValue>> result;
50
51 unsigned numberOfColumns = m_columns.size();
52 unsigned valuesIndex = index * numberOfColumns;
53 for (unsigned i = 0; i < numberOfColumns; i++)
54 result.append({ m_columns[i], m_result[valuesIndex + i] });
55
56 return result;
57}
58
59}
60