C# AOP监控特性MonitorAttribute

/*----------------------------------------------------------------
 * 作    者 ：姜  彦 
 * 项目名称 ：EMRCPOE.Presentation.Common.Attributes
 * 类 名 称 ：MonitorAttribute 
 * 命名空间 ：EMRCPOE.Presentation.Common.Attributes
 * CLR 版本 ：4.0.30319.42000
 * 创建时间 ：2019/8/23 10:14:51
 * 当前版本 ：1.0.0.0
 * WeChatQQ ：771078740
 * My Email ：jiangyan2008.521@gmail.com 
 *            jiangyan2008.521@qq.com  
 * 描述说明 ：监视跟踪特性 
 * 
 * 修改历史 ： 
 * 
*******************************************************************
 * Copyright @ JiangYan 2019. All rights reserved.
*******************************************************************
------------------------------------------------------------------*/

using AspectCore.DynamicProxy;
using AspectCore.DynamicProxy.Parameters;
using EMRCPOE.Presentation.Common.Helper;
using EMRCPOE.Presentation.Common.Message;
using EMRCPOE.Presentation.Common.OperateMessage;
using GalaSoft.MvvmLight.Messaging;
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Util.Aspects.Base;

namespace EMRCPOE.Presentation.Common.Attributes
{
    /// <summary>
    /// 监视跟踪特性   
    /// </summary>
    public class MonitorAttribute : InterceptorBase
    {
        #region Construction

        public MonitorAttribute() { }

        public MonitorAttribute(string name)
        {
            _name.Value = name;
        }

        public MonitorAttribute(Type resourceType, string name)
        {
            _resourceType = resourceType;
            _name.Value = name;
        }
        #endregion

        #region Field
        /// <summary>
        /// 执行状态
        /// </summary>
        private ExecuteState _executeState = null;
        #endregion

        #region Property

        private LocalizableString _name = new LocalizableString("Name");
        
        /// <summary>
        /// 特性名称
        /// </summary>
        public string Name
        {
            get
            {
                return this._name.Value;
            }
            set
            {
                if (this._name.Value != value)
                {
                    this._name.Value = value;
                }
            }
        }

        private Type _resourceType;
        
        /// <summary>
        /// 特性资源文件
        /// </summary>
        public Type ResourceType
        {
            get { return _resourceType; }
            set
            {
                if (this._resourceType != value)
                {
                    this._resourceType = value;
                    this._name.ResourceType = value;                   
                }
            }
        }
        
        #endregion        

        #region  Implementations
        /// <summary>
        /// 执行
        /// </summary>
        /// <param name="context">切面上下文</param>
        /// <param name="next">切面委托</param>
        /// <returns></returns>
        public override async Task Invoke(AspectContext context, AspectDelegate next)
        {
            var methodName = GetMethodName(context);
            //var log = Log.GetLog(methodName);
            if (!Enabled())
                return;
            ExecuteBefore(context, methodName);
            await next(context);
            ExecuteAfter(context, methodName);
        }
        #endregion

        #region Function       

        #region protected
        /// <summary>
        /// 是否启用
        /// </summary>
        protected virtual bool Enabled()
        {
            return true;
        }

        /// <summary>
        /// 写日志
        /// </summary>
        protected void WriteLog() { }
        #endregion

        #region private

        /// <summary>
        /// 获取方法名
        /// </summary>
        /// <param name="context">切面上下文</param>
        /// <returns></returns>
        private string GetMethodName(AspectContext context)
        {
            return $"{context.ServiceMethod.DeclaringType?.FullName}.{context.ServiceMethod?.Name}";
        }

        /// <summary>
        /// 获取资源名称
        /// </summary>
        /// <returns></returns>
        private string GetName()
        {
            return this._name.GetLocalizableValue();
        }
        /// <summary>
        /// 执行前
        /// </summary>
        /// <param name="context">切面上下文</param>
        /// <param name="methodName">方法名</param>
        private void ExecuteBefore(AspectContext context, string methodName)
        {
            _executeState = new ExecuteState();
            _executeState.Id = Guid.NewGuid().ToString();
            _executeState.Name = GetName() + MonitorName.ExecuteStart;
            _executeState.MethodName = methodName;
            _executeState.IsFinished = false;            
            MonitorEventArgs args = new MonitorEventArgs(_executeState);
            MonitorObserver.Instance.Invoke(args);
            WriteLog();
        }
            
        /// <summary>
        /// 执行后
        /// </summary>
        /// <param name="context">切面上下文</param>
        /// <param name="methodName">方法名</param>
        private void ExecuteAfter(AspectContext context, string methodName)
        {
            _executeState.Name = GetName() + MonitorName.ExecuteEnd;
            _executeState.MethodName = methodName;
            _executeState.IsFinished = true;           
            MonitorEventArgs args = new MonitorEventArgs(_executeState);
            MonitorObserver.Instance.Invoke(args);
            WriteLog();
        }

        #endregion

        #endregion
    }    
}

#region enabled code
/*
 * 
//Messenger.Default.Send(new OperateMessage.OperateMessage { OperateType = OperateType.View, obj = Name+"开始执行..." }, MessengerToken.ExecuteState_OnMonitored);
//MessageBox.Show(Name + "开始执行");
var name0 = context.ServiceMethod.Name;
var name1 = context.ServiceMethod.DeclaringType?.FullName;
var name2 = methodName;


/// <summary>
/// 执行后
/// </summary>
/// <param name="context">切面上下文</param>
/// <param name="methodName">方法名</param>
private void ExecuteAfter(AspectContext context, string methodName)
{
    _executeState.Name = Name + "执行完毕...";
    _executeState.MethodName = methodName;
    _executeState.IsFinished = true;
    //Messenger.Default.Send(new OperateMessage.OperateMessage { OperateType = OperateType.View, obj = _executeState }, MessengerToken.ExecuteState_OnMonitored);

    //Messenger.Default.Send(new OperateMessage.OperateMessage { OperateType = OperateType.View, obj = Name + "执行完毕..." }, MessengerToken.ExecuteState_OnMonitored);
    //MessageBox.Show(Name + "执行完毕");
    var name0 = context.ServiceMethod.Name;
    var name1 = context.ServiceMethod.DeclaringType?.FullName;
    var name2 = methodName;
    WriteLog();
}

*/
#endregion

/*----------------------------------------------------------------
 * 备    注 ：
 * 
 * 
 * 
*******************************************************************
 * Copyright @ JiangYan 2019. All rights reserved.
*******************************************************************
------------------------------------------------------------------*/

用法如下

 /// <summary>
        /// 查询医院所有价格清单
        /// </summary>
        /// <param name="query">查询条件</param>
        /// <returns></returns>     
        [Monitor(ResourceType = typeof(MonitorName), Name = "IPriceService_QueryPriceList")]
        Task<List<PriceModel>> QueryPriceList(string hopitalCode, string languageCode);
     

        /// <summary>
        /// 查询医院所有药品价格清单
        /// </summary>
        /// <param name="query">查询条件</param>
        /// <returns></returns>     
        [Monitor(ResourceType = typeof(MonitorName), Name = "IPriceService_GetDrugPriceView")]
        Task<List<PriceModel>> GetDrugPriceView(string hopitalCode, string languageCode);