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218 lines (186 loc) · 4.25 KB
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/* Copyright (c) 2017-2019, AOYAMA Kazuharu
* All rights reserved.
*
* This software may be used and distributed according to the terms of
* the New BSD License, which is incorporated herein by reference.
*/
#include "tbasiclogstream.h"
#include "tloggerfactory.h"
#include "tsystemglobal.h"
#include <TDebug>
#include <TfCore>
#include <TAppSettings>
#include <TLog>
#include <TLogger>
#undef tFatal
#undef tError
#undef tWarn
#undef tInfo
#undef tDebug
#undef tTrace
/*!
\class TDebug
\brief The TDebug class provides a file output stream for debugging information.
*/
namespace {
TAbstractLogStream *stream = nullptr;
QList<TLogger *> loggers;
QTimer *flushTimer = nullptr;
/*!
Flushes all the loggers.
*/
void flushAppLoggers()
{
if (stream) {
stream->flush();
}
}
}
/*!
Sets up all the loggers set in the logger.ini.
This function is for internal use only.
*/
void Tf::setupAppLoggers(TLogger *logger)
{
if (stream) {
return;
}
if (logger) {
loggers << logger;
} else {
const QStringList loggerList = Tf::app()->loggerSettings().value("Loggers").toString().split(' ', Tf::SkipEmptyParts);
for (auto &lg : loggerList) {
TLogger *lgr = TLoggerFactory::create(lg);
if (lgr) {
loggers << lgr;
tSystemDebug("Logger added: {}", lgr->key());
}
}
}
if (loggers.isEmpty()) {
return;
}
stream = new TBasicLogStream(loggers);
// Starts flash timer for appliation logger
flushTimer = new QTimer();
QObject::connect(flushTimer, &QTimer::timeout, flushAppLoggers);
flushTimer->start(2000); // 2 seconds
}
/*!
Releases all the loggers.
This function is for internal use only.
*/
void Tf::releaseAppLoggers()
{
delete stream;
stream = nullptr;
for (auto *logger : (const QList<TLogger *> &)loggers) {
delete logger;
}
loggers.clear();
}
void Tf::logging(int priority, const QByteArray &msg)
{
if (stream) {
TLog log(priority, msg);
stream->writeLog(log);
}
}
static void tLogging(int priority, const char *msg, va_list ap)
{
if (stream) {
TLog log(priority, QString::vasprintf(msg, ap).toLocal8Bit());
stream->writeLog(log);
}
}
TDebug::~TDebug()
{
ts.flush();
if (!buffer.isNull()) {
TLog log(msgPriority, buffer.toLocal8Bit());
if (stream) {
stream->writeLog(log);
}
}
}
TDebug::TDebug(const TDebug &other) :
buffer(other.buffer), ts(&buffer, QIODevice::WriteOnly), msgPriority(other.msgPriority)
{
}
TDebug &TDebug::operator=(const TDebug &other)
{
buffer = other.buffer;
ts.setString(&buffer, QIODevice::WriteOnly);
msgPriority = other.msgPriority;
return *this;
}
/*!
Writes the fatal message \a fmt to the file app.log.
*/
void TDebug::fatal(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::FatalLevel, fmt, ap);
va_end(ap);
flushAppLoggers();
if (Tf::appSettings()->value(Tf::ApplicationAbortOnFatal).toBool()) {
#if (defined(Q_OS_UNIX) || defined(Q_CC_MINGW))
abort(); // trap; generates core dump
#else
_exit(-1);
#endif
}
}
/*!
Writes the error message \a fmt to the file app.log.
*/
void TDebug::error(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::ErrorLevel, fmt, ap);
va_end(ap);
flushAppLoggers();
}
/*!
Writes the warning message \a fmt to the file app.log.
*/
void TDebug::warn(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::WarnLevel, fmt, ap);
va_end(ap);
flushAppLoggers();
}
/*!
Writes the information message \a fmt to the file app.log.
*/
void TDebug::info(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::InfoLevel, fmt, ap);
va_end(ap);
}
/*!
Writes the debug message \a fmt to the file app.log.
*/
void TDebug::debug(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::DebugLevel, fmt, ap);
va_end(ap);
}
/*!
Writes the trace message \a fmt to the file app.log.
*/
void TDebug::trace(const char *fmt, ...) const
{
va_list ap;
va_start(ap, fmt);
tLogging(Tf::TraceLevel, fmt, ap);
va_end(ap);
}