#include "common/common.h"

#include "loggerUtil.h"

USING_NAMESPACE(std)

NAMESPACE_SETUP(Util)

// init static var

const char* LoggerUtil::LOG_FORMAT = "[%s] [%s] [%s:%d] [%s]\n";

const char* LoggerUtil::LOG_TIME_FORMAT = "%Y-%m-%d %H:%M:%S";

const uint32_t LoggerUtil::LEVEL_ARRAY_SIZE = 5;

const uint32_t LoggerUtil::TIME_STR_BUFFER_SIZE = 32;

const char* LoggerUtil::LOG_LEVEL_ARRAY[]= {

"DEBUG",

"INFO",

"WARN",

"ERROR",

"FATAL"

};

LoggerUtil::LoggerUtil() {

}

LoggerUtil::~LoggerUtil() {

}

void LoggerUtil::Logging(size_t level, const std::string& msg, const char* fileName, int lineNo) {

char buf[TIME_STR_BUFFER_SIZE];

time_t timeNow;

time(&timeNow);

strftime(buf, sizeof(buf), LOG_TIME_FORMAT, localtime(&timeNow));

// print log to console stderr

fprintf(stderr, LOG_FORMAT, LOG_LEVEL_ARRAY[level], buf, fileName, lineNo, msg.c_str());

}

void LoggerUtil::LoggingF(size_t level, const char* fileName, int lineNo, const char* const fmt, ...) {

int size = 256;

std::string msg;

va_list ap;

while (1) {

msg.resize(size);

va_start(ap, fmt);

int n = vsnprintf((char *)msg.c_str(), size, fmt, ap);

va_end(ap);

if (n > -1 && n < size) {

msg.resize(n);

break;

}

// else extend size

size *= 2;

}

Logging(level, msg, fileName, lineNo);

}

NAMESPACE_END(Util)