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      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 "modules/indexeddb/IDBPendingTransactionMonitor.h"
     28 
     29 #include "core/dom/ExecutionContext.h"
     30 #include "modules/indexeddb/IDBTransaction.h"
     31 
     32 namespace WebCore {
     33 
     34 const char* IDBPendingTransactionMonitor::supplementName()
     35 {
     36     return "IDBPendingTransactionMonitor";
     37 }
     38 
     39 inline IDBPendingTransactionMonitor::IDBPendingTransactionMonitor()
     40 {
     41 }
     42 
     43 IDBPendingTransactionMonitor& IDBPendingTransactionMonitor::from(Supplementable<ExecutionContext>& context)
     44 {
     45     IDBPendingTransactionMonitor* supplement = static_cast<IDBPendingTransactionMonitor*>(Supplement<ExecutionContext>::from(context, supplementName()));
     46     if (!supplement) {
     47         supplement = new IDBPendingTransactionMonitor();
     48         provideTo(context, supplementName(), adoptPtr(supplement));
     49     }
     50     return *supplement;
     51 }
     52 
     53 IDBPendingTransactionMonitor::~IDBPendingTransactionMonitor()
     54 {
     55 }
     56 
     57 void IDBPendingTransactionMonitor::addNewTransaction(IDBTransaction& transaction)
     58 {
     59     m_transactions.append(&transaction);
     60 }
     61 
     62 void IDBPendingTransactionMonitor::deactivateNewTransactions()
     63 {
     64     for (size_t i = 0; i < m_transactions.size(); ++i)
     65         m_transactions[i]->setActive(false);
     66     // FIXME: Exercise this call to clear() in a layout test.
     67     m_transactions.clear();
     68 }
     69 
     70 };
     71