console_logger Class Reference

Simple console logger implementing ILogger interface. More...

Inheritance diagram for console_logger:

Collaboration diagram for console_logger:

Public Member Functions
common::VoidResult	log (log_level level, const std::string &message) override
common::VoidResult	log (log_level level, const std::string &message, const std::string &file, int line, const std::string &function) override
common::VoidResult	log (const log_entry &entry) override
bool	is_enabled (log_level level) const override
common::VoidResult	set_level (log_level level) override
log_level	get_level () const override
common::VoidResult	flush () override
common::Result< metrics_snapshot >	get_monitoring_data () override
common::Result< health_check_result >	health_check () override
std::string	get_component_name () const override
void	set_monitor (std::shared_ptr< IMonitor > monitor)
int	get_message_count () const

Private Attributes
std::atomic< int >	message_count_ {0}
log_level	min_level_ {log_level::info}
std::shared_ptr< IMonitor >	monitor_

Detailed Description

Simple console logger implementing ILogger interface.

This demonstrates that ANY implementation of ILogger can work with monitoring_system, not just logger_system's logger class.

Examples

bidirectional_di_example.cpp.

Definition at line 37 of file bidirectional_di_example.cpp.

Member Function Documentation

flush()

common::VoidResult console_logger::flush ( )

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 97 of file bidirectional_di_example.cpp.

                                      {
        std::cout.flush();
        return std::monostate{};
    }

get_component_name()

std::string console_logger::get_component_name ( ) const

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 119 of file bidirectional_di_example.cpp.

                                                  {
        return "console_logger";
    }

get_level()

log_level console_logger::get_level ( ) const

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 93 of file bidirectional_di_example.cpp.

                                         {
        return min_level_;
    }

References min_level_.

get_message_count()

int console_logger::get_message_count ( ) const

inline

Examples

bidirectional_di_example.cpp.

Definition at line 128 of file bidirectional_di_example.cpp.

                                  {
        return message_count_.load();
    }

References message_count_.

get_monitoring_data()

common::Result< metrics_snapshot > console_logger::get_monitoring_data ( )

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 103 of file bidirectional_di_example.cpp.

                                                                  {
        metrics_snapshot snapshot;
        snapshot.source_id = "console_logger";
        snapshot.add_metric("total_messages", message_count_.load());
        snapshot.add_metric("is_enabled", is_enabled(log_level::info) ? 1.0 : 0.0);
        return snapshot;
    }

References kcenon::monitoring::metrics_snapshot::add_metric(), is_enabled(), message_count_, and kcenon::monitoring::metrics_snapshot::source_id.

Here is the call graph for this function:

health_check()

common::Result< health_check_result > console_logger::health_check ( )

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 111 of file bidirectional_di_example.cpp.

                                                              {
        health_check_result result;
        result.status = health_status::healthy;
        result.message = "Console logger operational";
        result.metadata["message_count"] = std::to_string(message_count_.load());
        return result;
    }

References kcenon::monitoring::health_check_result::message, message_count_, kcenon::monitoring::health_check_result::metadata, and kcenon::monitoring::health_check_result::status.

is_enabled()

bool console_logger::is_enabled ( log_level level ) const

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 84 of file bidirectional_di_example.cpp.

                                                    {
        return level >= min_level_;
    }

References min_level_.

Referenced by get_monitoring_data().

Here is the caller graph for this function:

log() [1/3]

common::VoidResult console_logger::log ( const log_entry & entry )

inlineoverride

Definition at line 80 of file bidirectional_di_example.cpp.

                                                          {
        return log(entry.level, entry.message, entry.file, entry.line, entry.function);
    }

References log().

Here is the call graph for this function:

log() [2/3]

common::VoidResult console_logger::log ( log_level level, const std::string & message )

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 44 of file bidirectional_di_example.cpp.

                                                                             {
        if (level < min_level_) {
            return std::monostate{};
        }
 
        message_count_++;
 
        auto now = std::chrono::system_clock::now();
        auto time_t = std::chrono::system_clock::to_time_t(now);
        std::tm tm{};
#ifdef _MSC_VER
        localtime_s(&tm, &time_t);
#else
        localtime_r(&time_t, &tm);
#endif
 
        std::cout << "[" << std::put_time(&tm, "%Y-%m-%d %H:%M:%S") << "] "
                  << "[" << to_string(level) << "] "
                  << message << std::endl;
 
        // If monitor is injected, record logging metrics
        if (monitor_) {
            monitor_->record_metric("messages_logged", message_count_.load());
        }
 
        return std::monostate{};
    }

References message_count_, min_level_, monitor_, and kcenon::monitoring::to_string().

Referenced by log(), and log().

Here is the call graph for this function:

Here is the caller graph for this function:

log() [3/3]

common::VoidResult console_logger::log ( log_level level, const std::string & message, const std::string & file, int line, const std::string & function )

inlineoverride

Definition at line 72 of file bidirectional_di_example.cpp.

                                                              {
        std::string detailed_message = message + " [" + file + ":" +
                                      std::to_string(line) + " in " + function + "]";
        return log(level, detailed_message);
    }

References log().

Here is the call graph for this function:

set_level()

common::VoidResult console_logger::set_level ( log_level level )

inlineoverride

Examples

bidirectional_di_example.cpp.

Definition at line 88 of file bidirectional_di_example.cpp.

                                                         {
        min_level_ = level;
        return std::monostate{};
    }

References min_level_.

set_monitor()

void console_logger::set_monitor ( std::shared_ptr< IMonitor > monitor )

inline

Examples

bidirectional_di_example.cpp.

Definition at line 124 of file bidirectional_di_example.cpp.

                                                      {
        monitor_ = std::move(monitor);
    }

References monitor_.

Member Data Documentation

message_count_

std::atomic<int> console_logger::message_count_ {0}

private

Examples

bidirectional_di_example.cpp.

Definition at line 39 of file bidirectional_di_example.cpp.

{0};

Referenced by get_message_count(), get_monitoring_data(), health_check(), and log().

min_level_

log_level console_logger::min_level_ {log_level::info}

private

Examples

bidirectional_di_example.cpp.

Definition at line 40 of file bidirectional_di_example.cpp.

{log_level::info};

Referenced by get_level(), is_enabled(), log(), and set_level().

monitor_

std::shared_ptr<IMonitor> console_logger::monitor_

private

Examples

bidirectional_di_example.cpp.

Definition at line 41 of file bidirectional_di_example.cpp.

Referenced by log(), and set_monitor().

---

The documentation for this class was generated from the following file:

• examples/bidirectional_di_example.cpp