.. _program_listing_file_umap_util_Logger.hpp:

Program Listing for File Logger.hpp
===================================

|exhale_lsh| :ref:`Return to documentation for file <file_umap_util_Logger.hpp>` (``umap/util/Logger.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   //////////////////////////////////////////////////////////////////////////////
   // Copyright 2017-2020 Lawrence Livermore National Security, LLC and other
   // UMAP Project Developers. See the top-level LICENSE file for details.
   //
   // SPDX-License-Identifier: LGPL-2.1-only
   //////////////////////////////////////////////////////////////////////////////
   #ifndef UMAP_Logger_HPP
   #define UMAP_Logger_HPP
   
   #include <string>
   
   namespace Umap {
   
   namespace message {
   enum Level {
     Error,
     Warning,
     Info,
     Debug,
   
     Num_Levels
   };
   
   static const std::string MessageLevelName[ Level::Num_Levels ] = {
     "ERROR",
     "WARNING",
     "INFO",
     "DEBUG"
   };
   } /* namespace messge */
   
   class Logger {
     public:
   
     void setLoggingMsgLevel( message::Level level ) noexcept;
   
     void logMessage( message::Level level,
                      const std::string& message,
                      const std::string& fileName,
                      int line ) noexcept;
   
     static void initialize();
   
     static void finalize();
   
     static Logger* getActiveLogger();
   
     static Logger* getRootLogger();
   
     inline bool logLevelEnabled( message::Level level )
     {
       if ( level < 0 || level >= message::Num_Levels || m_isEnabled[ level ] == false  )
         return false;
       else
         return true;
     };
   
   private:
     Logger( bool log_with_timestamp ) noexcept;
     ~Logger() noexcept;
   
     bool m_log_timestamp;
     bool m_isEnabled[ message::Num_Levels ];
     static Logger* s_Logger;
   };
   
   } /* namespace Umap */
   
   #endif /* UMAP_Logger_HPP */