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/*
* Copyright (C) 2013 University of Washington. All rights reserved.
* Copyright (C) 2014 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "SegmentedInputStorage.h"
#if ENABLE(WEB_REPLAY)
#if !LOG_DISABLED
#include "Logging.h"
#include "SerializationMethods.h"
#include <replay/EncodedValue.h>
#include <wtf/text/CString.h>
#include <wtf/text/WTFString.h>
#endif
namespace WebCore {
#if !LOG_DISABLED
// These are used to make the log spew from LOG(WebReplay, ...) more readable.
static const char* queueTypeToLogPrefix(InputQueue inputQueue, bool isLoad)
{
if (isLoad) {
switch (inputQueue) {
case InputQueue::EventLoopInput: return "(DSPTCH-LOAD)";
case InputQueue::LoaderMemoizedData: return "<LDMEMO-LOAD";
case InputQueue::ScriptMemoizedData: return "<---<---<---JSMEMO-LOAD";
case InputQueue::Count: return "ERROR!";
}
} else {
switch (inputQueue) {
case InputQueue::EventLoopInput: return ">DSPTCH-STORE";
case InputQueue::LoaderMemoizedData: return "<LDMEMO-STORE";
case InputQueue::ScriptMemoizedData: return "<---<---<---JSMEMO-STORE";
case InputQueue::Count: return "ERROR!";
}
}
}
static String jsonStringForInput(const NondeterministicInputBase& input)
{
EncodedValue encodedValue = EncodingTraits<NondeterministicInputBase>::encodeValue(input);
return encodedValue.asObject()->toJSONString();
}
#endif // !LOG_DISABLED
static size_t offsetForInputQueue(InputQueue inputQueue)
{
return static_cast<size_t>(inputQueue);
}
SegmentedInputStorage::SegmentedInputStorage()
: m_inputCount(0)
{
for (size_t i = 0; i < offsetForInputQueue(InputQueue::Count); i++)
m_queues.append(new QueuedInputs);
}
SegmentedInputStorage::~SegmentedInputStorage()
{
for (size_t i = 0; i < offsetForInputQueue(InputQueue::Count); i++)
delete m_queues.at(i);
}
NondeterministicInputBase* SegmentedInputStorage::load(InputQueue inputQueue, size_t offset)
{
ASSERT(offset < queueSize(inputQueue));
NondeterministicInputBase* input = queue(inputQueue).at(offset).get();
ASSERT(input);
LOG(WebReplay, "%-20s %s: %s %s\n", "ReplayEvents", queueTypeToLogPrefix(inputQueue, true), input->type().string().utf8().data(), jsonStringForInput(*input).utf8().data());
return input;
}
void SegmentedInputStorage::store(std::unique_ptr<NondeterministicInputBase> input)
{
ASSERT(input);
ASSERT(input->queue() < InputQueue::Count);
LOG(WebReplay, "%-14s#%-5u %s: %s %s\n", "ReplayEvents", m_inputCount++, queueTypeToLogPrefix(input->queue(), false), input->type().string().utf8().data(), jsonStringForInput(*input).utf8().data());
m_queues.at(offsetForInputQueue(input->queue()))->append(WTF::move(input));
}
size_t SegmentedInputStorage::queueSize(InputQueue inputQueue) const
{
return queue(inputQueue).size();
}
const SegmentedInputStorage::QueuedInputs& SegmentedInputStorage::queue(InputQueue queue) const
{
ASSERT(queue < InputQueue::Count);
return *m_queues.at(offsetForInputQueue(queue));
}
} // namespace WebCore
#endif // ENABLE(WEB_REPLAY)
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