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1 /*
2  * Copyright (C) 2011 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/IDBVersionChangeEvent.h"
28 
29 #include "modules/IndexedDBNames.h"
30 
31 namespace blink {
32 
IDBVersionChangeEventInit()33 IDBVersionChangeEventInit::IDBVersionChangeEventInit()
34     : oldVersion(0)
35 {
36 }
37 
IDBVersionChangeEvent()38 IDBVersionChangeEvent::IDBVersionChangeEvent()
39     : m_dataLoss(WebIDBDataLossNone)
40 {
41 }
42 
IDBVersionChangeEvent(const AtomicString & eventType,unsigned long long oldVersion,const Nullable<unsigned long long> & newVersion,WebIDBDataLoss dataLoss,const String & dataLossMessage)43 IDBVersionChangeEvent::IDBVersionChangeEvent(const AtomicString& eventType, unsigned long long oldVersion, const Nullable<unsigned long long>& newVersion, WebIDBDataLoss dataLoss, const String& dataLossMessage)
44     : Event(eventType, false /*canBubble*/, false /*cancelable*/)
45     , m_oldVersion(oldVersion)
46     , m_newVersion(newVersion)
47     , m_dataLoss(dataLoss)
48     , m_dataLossMessage(dataLossMessage)
49 {
50 }
51 
IDBVersionChangeEvent(const AtomicString & eventType,const IDBVersionChangeEventInit & initializer)52 IDBVersionChangeEvent::IDBVersionChangeEvent(const AtomicString& eventType, const IDBVersionChangeEventInit& initializer)
53     : Event(eventType, false /*canBubble*/, false /*cancelable*/)
54     , m_oldVersion(initializer.oldVersion)
55     , m_newVersion(initializer.newVersion)
56     , m_dataLoss(WebIDBDataLossNone)
57 {
58     if (initializer.dataLoss.isEmpty() || initializer.dataLoss == "none")
59         m_dataLoss = WebIDBDataLossNone;
60     else if (initializer.dataLoss == "total")
61         m_dataLoss = WebIDBDataLossTotal;
62 }
63 
newVersion(bool & isNull) const64 unsigned long long IDBVersionChangeEvent::newVersion(bool& isNull) const
65 {
66     isNull = m_newVersion.isNull();
67     return isNull ? 0 : m_newVersion.get();
68 }
69 
dataLoss() const70 const AtomicString& IDBVersionChangeEvent::dataLoss() const
71 {
72     if (m_dataLoss == WebIDBDataLossTotal)
73         return IndexedDBNames::total;
74     return IndexedDBNames::none;
75 }
76 
interfaceName() const77 const AtomicString& IDBVersionChangeEvent::interfaceName() const
78 {
79     return EventNames::IDBVersionChangeEvent;
80 }
81 
trace(Visitor * visitor)82 void IDBVersionChangeEvent::trace(Visitor* visitor)
83 {
84     Event::trace(visitor);
85 }
86 
87 } // namespace blink
88