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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <sal/config.h>
#include <atomic>
#include <comphelper/sequence.hxx>
#include <comphelper/profilezone.hxx>
#include <osl/time.h>
#include <osl/thread.h>
namespace comphelper
{
std::atomic<bool> ProfileZone::g_bRecording(false);
namespace ProfileRecording
{
static std::vector<OUString> g_aRecording; // recorded data
static long long g_aSumTime(0); // overall zone time in microsec
static int g_aNesting; // level of overlapped zones
static long long g_aStartTime; // start time of recording
static ::osl::Mutex g_aMutex;
void startRecording(bool bStartRecording)
{
if (bStartRecording)
{
TimeValue systemTime;
osl_getSystemTime( &systemTime );
::osl::MutexGuard aGuard( g_aMutex );
g_aStartTime = static_cast<long long>(systemTime.Seconds) * 1000000 + systemTime.Nanosec/1000;
g_aNesting = 0;
}
ProfileZone::g_bRecording = bStartRecording;
}
long long addRecording(const char * aProfileId, long long aCreateTime)
{
assert( ProfileZone::g_bRecording );
TimeValue systemTime;
osl_getSystemTime( &systemTime );
long long aTime = static_cast<long long>(systemTime.Seconds) * 1000000 + systemTime.Nanosec/1000;
if (!aProfileId)
aProfileId = "(null)";
OUString aString(aProfileId, strlen(aProfileId), RTL_TEXTENCODING_UTF8);
OUString sRecordingData(OUString::number(osl_getThreadIdentifier(nullptr)) + " " +
OUString::number(aTime/1000000.0) + " " + aString + ": " +
(aCreateTime == 0 ? OUString("start") : OUString("stop")) +
(aCreateTime != 0 ? (" " + OUString::number((aTime - aCreateTime)/1000.0) + " ms") : OUString("")));
::osl::MutexGuard aGuard( g_aMutex );
g_aRecording.emplace_back(sRecordingData);
if (aCreateTime == 0)
{
g_aNesting++;
return aTime;
}
// neglect ProfileZones created before startRecording
else if (aCreateTime >= g_aStartTime)
{
if (g_aNesting > 0)
g_aNesting--;
if (g_aNesting == 0)
g_aSumTime += aTime - aCreateTime;
}
return 0;
}
css::uno::Sequence<OUString> getRecordingAndClear()
{
bool bRecording;
std::vector<OUString> aRecording;
{
::osl::MutexGuard aGuard( g_aMutex );
bRecording = ProfileZone::g_bRecording;
startRecording(false);
aRecording.swap(g_aRecording);
long long aSumTime = g_aSumTime;
aRecording.insert(aRecording.begin(), OUString::number(aSumTime/1000000.0));
}
// reset start time and nesting level
startRecording(bRecording);
return ::comphelper::containerToSequence(aRecording);
}
} // namespace ProfileRecording
} // namespace comphelper
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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