/home/palakars/workspace-inprogress/code-in-progress/aitools3/aitools3-aq-invertedindex-cpp/src/util/Logging.cpp

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#include "Logging.hpp"
#include <sys/time.h>
#include <iostream>
#include <cassert>
#include <cstring>
#include <sstream>
#include <locale>
#include <ctime>

namespace aitools {
namespace invertedindex {

clock_t
Logging::clock()
{
        return std::clock();
}

void
Logging::debug(const std::string& message)
{
        assert(std::clog << timestamp() << "DEBUG " << message << std::endl);
}

void
Logging::debug(const std::string& key, unsigned value)
{
        assert(std::clog << timestamp() << "DEBUG " << key
                                 << " : " << value << std::endl);
}

void
Logging::debug(const std::string& key, const std::string& value)
{
        assert(std::clog << timestamp() << "DEBUG " << key
                                 << " : " << value << std::endl);
}

void
Logging::error(const std::string& message)
{
        std::cerr << timestamp() << "ERROR " << message << std::endl;
}

void
Logging::log(const std::string& message)
{
        std::clog << timestamp() << "LOG " << message << std::endl;
}

time_t
Logging::time()
{
        return std::time(NULL);
}

std::string
Logging::timestamp()
{
    time_t rawtime(std::time(NULL));
    struct tm* now(localtime(&rawtime));
    std::ostringstream oss;
    oss << '[';
    if (now->tm_hour < 10) oss << '0';
    oss << now->tm_hour << ':';
    if (now->tm_min < 10) oss << '0';
    oss << now->tm_min << ':';
    if (now->tm_sec < 10) oss << '0';
    oss << now->tm_sec << "] ";
    return oss.str();
}

} // namespace invertedindex
} // namespace aitools

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