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1 /* | |
2 * Copyright (C) 2012 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 | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * 3. Neither the name of Google Inc. nor the names of its contributors | |
15 * may be used to endorse or promote products derived from this | |
16 * software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "modules/mediastream/RTCVoidRequestImpl.h" | |
32 | |
33 #include "core/dom/DOMException.h" | |
34 #include "core/dom/ExceptionCode.h" | |
35 #include "core/html/VoidCallback.h" | |
36 #include "modules/mediastream/RTCPeerConnection.h" | |
37 #include "modules/mediastream/RTCPeerConnectionErrorCallback.h" | |
38 | |
39 namespace blink { | |
40 | |
41 RTCVoidRequestImpl* RTCVoidRequestImpl::create(ExecutionContext* context, RTCPee
rConnection* requester, VoidCallback* successCallback, RTCPeerConnectionErrorCal
lback* errorCallback) | |
42 { | |
43 RTCVoidRequestImpl* request = new RTCVoidRequestImpl(context, requester, suc
cessCallback, errorCallback); | |
44 request->suspendIfNeeded(); | |
45 return request; | |
46 } | |
47 | |
48 RTCVoidRequestImpl::RTCVoidRequestImpl(ExecutionContext* context, RTCPeerConnect
ion* requester, VoidCallback* successCallback, RTCPeerConnectionErrorCallback* e
rrorCallback) | |
49 : ActiveDOMObject(context) | |
50 , m_successCallback(successCallback) | |
51 , m_errorCallback(errorCallback) | |
52 , m_requester(requester) | |
53 { | |
54 DCHECK(m_requester); | |
55 } | |
56 | |
57 RTCVoidRequestImpl::~RTCVoidRequestImpl() | |
58 { | |
59 } | |
60 | |
61 void RTCVoidRequestImpl::requestSucceeded() | |
62 { | |
63 bool shouldFireCallback = m_requester && m_requester->shouldFireDefaultCallb
acks(); | |
64 if (shouldFireCallback && m_successCallback) | |
65 m_successCallback->handleEvent(); | |
66 | |
67 clear(); | |
68 } | |
69 | |
70 void RTCVoidRequestImpl::requestFailed(const String& error) | |
71 { | |
72 bool shouldFireCallback = m_requester && m_requester->shouldFireDefaultCallb
acks(); | |
73 if (shouldFireCallback && m_errorCallback.get()) { | |
74 // TODO(guidou): The error code should come from the content layer. See
crbug.com/589455 | |
75 m_errorCallback->handleEvent(DOMException::create(OperationError, error)
); | |
76 } | |
77 | |
78 clear(); | |
79 } | |
80 | |
81 void RTCVoidRequestImpl::stop() | |
82 { | |
83 clear(); | |
84 } | |
85 | |
86 void RTCVoidRequestImpl::clear() | |
87 { | |
88 m_successCallback.clear(); | |
89 m_errorCallback.clear(); | |
90 m_requester.clear(); | |
91 } | |
92 | |
93 DEFINE_TRACE(RTCVoidRequestImpl) | |
94 { | |
95 visitor->trace(m_successCallback); | |
96 visitor->trace(m_errorCallback); | |
97 visitor->trace(m_requester); | |
98 RTCVoidRequest::trace(visitor); | |
99 ActiveDOMObject::trace(visitor); | |
100 } | |
101 | |
102 } // namespace blink | |
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