Bridge_Exercise.cs

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using System;
 
namespace DesignPatternExamples_csharp
{
    internal class Bridge_Exercise
    {
        void _Bridge_Exercise_Demonstrate_Logging(Logger logger, string loggerType)
        {
            logger.LogTrace(String.Format("Starting log to {0} example", loggerType));
            logger.LogInfo("An example of an informational line");
            logger.LogError("An example of an error log entry");
            logger.LogTrace(String.Format("Done with log to {0} example", loggerType));
        }
 
        // ! [Using Bridge in C#]
        public void Run()
        {
            Console.WriteLine();
            Console.WriteLine("Bridge Exercise");
            using (Logger logger = new Logger(Logger.LoggerTypes.ToFile, "Bridge.log"))
            {
                Console.WriteLine("  Example of writing to a log file...");
                _Bridge_Exercise_Demonstrate_Logging(logger, "file");
            }
 
            using (Logger logger = new Logger(Logger.LoggerTypes.ToConsole))
            {
                Console.WriteLine("  Example of writing to the console...");
                _Bridge_Exercise_Demonstrate_Logging(logger, "console");
            }
 
            using (Logger logger = new Logger(Logger.LoggerTypes.ToNull))
            {
                Console.WriteLine("  Example of writing to a Null object (no output)...");
                // Note: The resulting log lines will not be shown anywhere.
                _Bridge_Exercise_Demonstrate_Logging(logger, "null");
            }
            Console.WriteLine("  Done.");
        }
        // ! [Using Bridge in C#]
    }
}