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53 lines
1002 B
53 lines
1002 B
#ifndef LOGGER_HPP
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#define LOGGER_HPP
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#include <ostream>
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#include <ctime>
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#include "Singleton_DCLP.hpp"
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class Logger : public Singleton_DCLP<Logger>
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{
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public:
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class Endl {};
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Logger() : m_os(nullptr), m_print_time_stamp(false) {}
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void setStream(std::ostream* os) { m_os = os; }
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std::ostream* getStream() { return m_os; }
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void setPrintTimeStamp(bool b = true) { m_print_time_stamp = b; }
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template <class T>
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Logger &operator<<(const T &x) {
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decorate();
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*m_os << x;
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return *this;
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}
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Logger& operator<<(const Logger::Endl& e) {
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*m_os << std::endl;
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return *this;
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}
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private:
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void decorate()
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{
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if (m_print_time_stamp) {
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const std::time_t timenow = std::time(nullptr);
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std::string s(std::ctime(&timenow));
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s.pop_back(); // removing trailing \n
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*m_os << s << " ";
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}
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}
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// ostreams are not copyable, hence storing a pointer only
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std::ostream* m_os;
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bool m_print_time_stamp;
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};
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#define LOG *Logger::getInstance()
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#define END Logger::Endl();
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#endif // LOGGER_HPP
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