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 "config.h"
32 #include "modules/mediastream/RTCVoidRequestImpl.h"
33
34 #include "core/html/VoidCallback.h"
35 #include "modules/mediastream/RTCErrorCallback.h"
36 #include "modules/mediastream/RTCPeerConnection.h"
37
38 namespace blink {
39
create(ExecutionContext * context,RTCPeerConnection * requester,VoidCallback * successCallback,RTCErrorCallback * errorCallback)40 RTCVoidRequestImpl* RTCVoidRequestImpl::create(ExecutionContext* context, RTCPeerConnection* requester, VoidCallback* successCallback, RTCErrorCallback* errorCallback)
41 {
42 RTCVoidRequestImpl* request = new RTCVoidRequestImpl(context, requester, successCallback, errorCallback);
43 request->suspendIfNeeded();
44 return request;
45 }
46
RTCVoidRequestImpl(ExecutionContext * context,RTCPeerConnection * requester,VoidCallback * successCallback,RTCErrorCallback * errorCallback)47 RTCVoidRequestImpl::RTCVoidRequestImpl(ExecutionContext* context, RTCPeerConnection* requester, VoidCallback* successCallback, RTCErrorCallback* errorCallback)
48 : ActiveDOMObject(context)
49 , m_successCallback(successCallback)
50 , m_errorCallback(errorCallback)
51 , m_requester(requester)
52 {
53 ASSERT(m_requester);
54 }
55
~RTCVoidRequestImpl()56 RTCVoidRequestImpl::~RTCVoidRequestImpl()
57 {
58 }
59
requestSucceeded()60 void RTCVoidRequestImpl::requestSucceeded()
61 {
62 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false;
63 if (shouldFireCallback && m_successCallback)
64 m_successCallback->handleEvent();
65
66 clear();
67 }
68
requestFailed(const String & error)69 void RTCVoidRequestImpl::requestFailed(const String& error)
70 {
71 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false;
72 if (shouldFireCallback && m_errorCallback.get())
73 m_errorCallback->handleEvent(error);
74
75 clear();
76 }
77
stop()78 void RTCVoidRequestImpl::stop()
79 {
80 clear();
81 }
82
clear()83 void RTCVoidRequestImpl::clear()
84 {
85 m_successCallback.clear();
86 m_errorCallback.clear();
87 m_requester.clear();
88 }
89
trace(Visitor * visitor)90 void RTCVoidRequestImpl::trace(Visitor* visitor)
91 {
92 visitor->trace(m_successCallback);
93 visitor->trace(m_errorCallback);
94 visitor->trace(m_requester);
95 RTCVoidRequest::trace(visitor);
96 }
97
98 } // namespace blink
99