C#静态代码织入AOP组件之Rougamo的使用详解

    public class LoggingAttribute : MoAttribute
    {
        private static readonly NLog.Logger Logger = NLog.LogManager.GetCurrentClassLogger();
 
        public override void OnEntry(MethodContext context)
        {
            // 从context对象中能取到包括入参、类实例、方法描述等信息
            Logger.Info("方法执行前");
        }
 
        public override void OnException(MethodContext context)
        {
            Logger.Error("方法执行异常", context.Exception);            
        }
 
        public override void OnSuccess(MethodContext context)
        {
            Logger.Info("方法执行成功后");
        }
 
        public override void OnExit(MethodContext context)
        {
            Logger.Info("方法退出时，不论方法执行成功还是异常，都会执行");
        }
    }
 
    // 3.应用Attribute
    public class Service
    {
        [Logging]
        public static int Sync(Model model)
        {
            return model.Id;
        }
 
        [Logging]
        public async Task<Data> Async(int id)
        {
            return await Task.Run(() =>
            {
                var data = new Data();
                data.Id = id;
                return data;
            });
        }
    }
 
    public class Model
    {
        public int Id { get; set; }
        public string Name { get; set; }
    }
 
    public class Data
    {
        public int Id { get; set; }
    }

    public static void Main(string[] args)
    {
        Console.WriteLine("Start...");
 
        var config = new NLog.Config.LoggingConfiguration();
 
        // Targets where to log to: File and Console
        var logfile = new NLog.Targets.FileTarget("logfile") { FileName = "file.txt" };
        var logconsole = new NLog.Targets.ConsoleTarget("logconsole");
 
        // Rules for mapping loggers to targets            
        config.AddRule(LogLevel.Info, LogLevel.Fatal, logconsole);
        config.AddRule(LogLevel.Debug, LogLevel.Fatal, logfile);
 
        // Apply config           
        LogManager.Configuration = config;
 
        var service = new Service();
        var data = service.Async(1);
        var id = Service.Sync(new Model() { Id = 1, Name = "DemoModel" });
        Console.WriteLine($"Data Id: {data.Id}, Model Id: {id}");
 
        Console.ReadLine();
    }