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 * 1.  Redistributions of source code must retain the above copyright
8 *     notice, this list of conditions and the following disclaimer.
9 * 2.  Redistributions in binary form must reproduce the above copyright
10 *     notice, this list of conditions and the following disclaimer in the
11 *     documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "config.h"
26
27#if ENABLE(MEDIA_STREAM)
28
29#include "RTCStatsRequestImpl.h"
30
31#include "RTCStatsCallback.h"
32#include "RTCStatsRequest.h"
33#include "RTCStatsResponse.h"
34
35namespace WebCore {
36
37PassRefPtr<RTCStatsRequestImpl> RTCStatsRequestImpl::create(ScriptExecutionContext* context, PassRefPtr<RTCStatsCallback> callback, PassRefPtr<MediaStreamTrack> selector)
38{
39    RefPtr<RTCStatsRequestImpl> request = adoptRef(new RTCStatsRequestImpl(context, callback, selector));
40    request->suspendIfNeeded();
41    return request.release();
42}
43
44RTCStatsRequestImpl::RTCStatsRequestImpl(ScriptExecutionContext* context, PassRefPtr<RTCStatsCallback> callback, PassRefPtr<MediaStreamTrack> selector)
45    : ActiveDOMObject(context)
46    , m_successCallback(callback)
47    , m_stream(selector ? selector->component()->stream() : 0)
48    , m_component(selector ? selector->component() : 0)
49{
50}
51
52RTCStatsRequestImpl::~RTCStatsRequestImpl()
53{
54}
55
56PassRefPtr<RTCStatsResponseBase> RTCStatsRequestImpl::createResponse()
57{
58    return RTCStatsResponse::create();
59}
60
61bool RTCStatsRequestImpl::hasSelector()
62{
63    return m_stream;
64}
65
66MediaStreamDescriptor* RTCStatsRequestImpl::stream()
67{
68    return m_stream.get();
69}
70
71MediaStreamComponent* RTCStatsRequestImpl::component()
72{
73    return m_component.get();
74}
75
76void RTCStatsRequestImpl::requestSucceeded(PassRefPtr<RTCStatsResponseBase> response)
77{
78    if (!m_successCallback)
79        return;
80    m_successCallback->handleEvent(static_cast<RTCStatsResponse*>(response.get()));
81    clear();
82}
83
84void RTCStatsRequestImpl::stop()
85{
86    clear();
87}
88
89void RTCStatsRequestImpl::clear()
90{
91    m_successCallback.clear();
92}
93
94
95} // namespace WebCore
96
97#endif // ENABLE(MEDIA_STREAM)
98