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added useful macro for logger

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This commit is contained in:
UPSquared
2018-05-22 17:33:49 +03:00
committed by Stefan Andritoiu
parent e3f1533652
commit 9d6944f9b8
2 changed files with 21 additions and 16 deletions
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31
include/upm_logger.hpp
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@@ -5,6 +5,13 @@
#include <chrono>
#include <stdio.h>
/* Helper macro for logger utility class. */
#define UPM_LOG(log_level) \
if ( log_level < UPM_LOGGER::LogLevel() ) \
; \
else \
UPM_LOGGER().log(log_level)
namespace upm {
enum UpmLogLevel {
@@ -27,14 +34,15 @@ namespace upm {
public:
UPM_LOGGER();
virtual ~UPM_LOGGER();
std::ostringstream& get(UpmLogLevel level = LOG_INFO);
static UpmLogLevel& getLogLevel();
std::ostringstream& log(UpmLogLevel level = LOG_ERROR);
static UpmLogLevel& LogLevel();
protected:
std::ostringstream os;
private:
UPM_LOGGER(const UPM_LOGGER&);
UPM_LOGGER& operator=(const UPM_LOGGER&);
private:
// Track logLevel for this particular instance of UPM_LOGGER
UpmLogLevel logLevel;
public:
@@ -51,20 +59,22 @@ namespace upm {
UPM_LOGGER::UPM_LOGGER() {}
UpmLogLevel& UPM_LOGGER::getLogLevel()
UpmLogLevel& UPM_LOGGER::LogLevel()
{
static UpmLogLevel reportingLevel = LOG_DEBUG;
return reportingLevel;
}
std::ostringstream& UPM_LOGGER::get(UpmLogLevel level)
std::ostringstream& UPM_LOGGER::log(UpmLogLevel level)
{
using namespace std::chrono;
os << "- " << duration_cast<milliseconds>
os << "UPM - " << duration_cast<milliseconds>
(system_clock::now().time_since_epoch()).count();
os << " " << getLogLevelName(level) << ": ";
os << std::string(level > LOG_DEBUG ? level - LOG_DEBUG : 0, '\t');
logLevel = level;
return os;
@@ -72,13 +82,8 @@ namespace upm {
UPM_LOGGER::~UPM_LOGGER()
{
if (logLevel >= UPM_LOGGER::getLogLevel()) {
os << std::endl;
fprintf(stderr, "%s", os.str().c_str());
fflush(stderr);
}
os << std::endl;
fprintf(stderr, "%s", os.str().c_str());
fflush(stderr);
}
}