public static void DoHardWork()
{
LoggerSingleton logger = LoggerSingleton.GetInstance();
HardProcessor processor = new HardProcessor(1);
logger.Log("Hard work started...");
processor.ProcessTo(5);
logger.Log("Hard work finished...");
}
public static LoggerSingleton GetInstance()
{
if (_loggerSingletonInstance == null)
{
_loggerSingletonInstance = new LoggerSingleton();
}
return(_loggerSingletonInstance);
}
public int ProcessTo(int end)
{
int sum = 0;
for (int i = _start; i <= end; ++i)
{
sum += i;
}
LoggerSingleton.GetInstance().Log(
"Processor just calculated some value: " + sum);
return(sum);
}
public HardProcessor(int start)
{
_start = start;
LoggerSingleton.GetInstance().Log("Processor just created.");
}