1/*
2 * Copyright (C) 2013 University of Washington. All rights reserved.
3 * Copyright (C) 2014 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1.  Redistributions of source code must retain the above copyright
10 *     notice, this list of conditions and the following disclaimer.
11 * 2.  Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in the
13 *     documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
16 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
18 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include "config.h"
29#include "CapturingInputCursor.h"
30
31#if ENABLE(WEB_REPLAY)
32
33#include "Logging.h"
34#include "SegmentedInputStorage.h"
35
36namespace WebCore {
37
38CapturingInputCursor::CapturingInputCursor(SegmentedInputStorage& storage)
39    : m_storage(storage)
40    , m_withinEventLoopInputExtent(false)
41{
42    LOG(WebReplay, "%-30sCreated capture cursor=%p.\n", "[ReplayController]", this);
43}
44
45CapturingInputCursor::~CapturingInputCursor()
46{
47    LOG(WebReplay, "%-30sDestroyed capture cursor=%p.\n", "[ReplayController]", this);
48}
49
50PassRefPtr<CapturingInputCursor> CapturingInputCursor::create(SegmentedInputStorage& storage)
51{
52    return adoptRef(new CapturingInputCursor(storage));
53}
54
55void CapturingInputCursor::storeInput(std::unique_ptr<NondeterministicInputBase> input)
56{
57    ASSERT(input);
58    m_storage.store(WTF::move(input));
59}
60
61NondeterministicInputBase* CapturingInputCursor::loadInput(InputQueue, const AtomicString&)
62{
63    // Can't load inputs from capturing cursor.
64    ASSERT_NOT_REACHED();
65    return nullptr;
66}
67
68NondeterministicInputBase* CapturingInputCursor::uncheckedLoadInput(InputQueue)
69{
70    // Can't load inputs from capturing cursor.
71    ASSERT_NOT_REACHED();
72    return nullptr;
73}
74
75void CapturingInputCursor::setWithinEventLoopInputExtent(bool withinEventLoopInputExtent)
76{
77    // We cannot enter more than one extent at a time, since they represent a single run loop.
78    ASSERT(withinEventLoopInputExtent != m_withinEventLoopInputExtent);
79    m_withinEventLoopInputExtent = withinEventLoopInputExtent;
80}
81
82}; // namespace WebCore
83
84#endif // ENABLE(WEB_REPLAY)
85