1 /*
2 * Copyright (C) 2010 Google 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 *
14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "IDBPendingTransactionMonitor.h"
28 #include "IDBTransactionBackendInterface.h"
29
30 #if ENABLE(INDEXED_DATABASE)
31
32 namespace WebCore {
33
34 Vector<IDBTransactionBackendInterface*>* IDBPendingTransactionMonitor::m_transactions = 0;
35
addPendingTransaction(IDBTransactionBackendInterface * transaction)36 void IDBPendingTransactionMonitor::addPendingTransaction(IDBTransactionBackendInterface* transaction)
37 {
38 if (!m_transactions)
39 m_transactions = new Vector<IDBTransactionBackendInterface*>();
40 m_transactions->append(transaction);
41 }
42
removePendingTransaction(IDBTransactionBackendInterface * transaction)43 void IDBPendingTransactionMonitor::removePendingTransaction(IDBTransactionBackendInterface* transaction)
44 {
45 if (!m_transactions)
46 return;
47
48 size_t pos = m_transactions->find(transaction);
49 if (pos == notFound)
50 return;
51
52 m_transactions->remove(pos);
53
54 if (!m_transactions->size()) {
55 delete m_transactions;
56 m_transactions = 0;
57 }
58 }
59
abortPendingTransactions()60 void IDBPendingTransactionMonitor::abortPendingTransactions()
61 {
62 if (!m_transactions)
63 return;
64
65 for (size_t i = 0; i < m_transactions->size(); ++i)
66 m_transactions->at(i)->abort();
67
68 delete m_transactions;
69 m_transactions = 0;
70 }
71
72 };
73 #endif // ENABLE(INDEXED_DATABASE)
74