消息捕获类

在日常编码当中，我们经常要处理一些错误，为了更好的方便得到错误信息，我仿一些代码写了如下的类。：-）

源代码：
/*
 * Created by SharpDevelop.
 * User: Bigmouthz@gmail.com& Bigmouthz@163.net
 * Date: 2006-2-3
 * Time: 13:57
 *
 * To change this template use Tools | Options | Coding | Edit Standard Headers.
 */

using System;
using System.Collections;
namespace JFrameWork
{

 public class MessageStack
 {
  static Message _message = null;
  static System.Collections.Stack _stack = new System.Collections.Stack();
  static int _totalofpush = 0;
 
//  public MessageStack(Message message)
//  {
//   Push(message);
//  }
  
  public static string ToMessageString()
  {
    try
    {
     string error ="";
    while(_stack.Count > 0)
    {
     Pop();
     error += "\r\n[Time]:"+_message.time.ToString("yyyy-MM-dd hh:mm:ss");
     error += "\r\n[Body]:"+_message.body;
     error += "\r\n[State]:"+_message.state.ToString();
    }
    return error;

    }
    catch(System.Exception e)
    {
     MessageStack.Push(new Message("[Source]:"+e.Source + "\r\n[Message]:" +e.Message +"\r\n[StackTrace]:"+e.StackTrace +"\r\n[HelpLink]:"+e.HelpLink));
     return "Error!";
    }
  }
  
  public static void WriteLog()
  {
    string xml = System.Environment.CurrentDirectory + @"/Big.Mouth.Z." + System.DateTime.Now.ToString("yyyyMMddhhmmss") + ".Log";   
   WriteLog(xml);
  }
  
  public static void WriteLog(string xml)
  {
    try
    {
//     string xml = @"c:/Message" + System.DateTime.Now.ToString("yyyyMMddhhmmss") + ".log";
    System.Xml.XmlTextWriter writer = new System.Xml.XmlTextWriter(xml,System.Text.Encoding.UTF8);
    writer.Formatting = System.Xml.Formatting.Indented;
    writer.IndentChar = '\t';
    writer.WriteStartDocument();
    writer.WriteComment("Message Error Log." + System.DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss"));
    writer.WriteStartElement("MessageInfo");
    System.Collections.Stack tmp = (System.Collections.Stack)_stack.Clone();
    int i = 0;
    while(tmp.Count > 0)
    {
     i++;
     Message tmpmessage = (Message)tmp.Pop();
     writer.WriteStartElement("Message");
     writer.WriteElementString("Row",i.ToString());
     writer.WriteStartElement("Body");
     writer.WriteCData("\r\n"+tmpmessage.body+"\r\n");
     writer.WriteEndElement();
     writer.WriteElementString("Time",tmpmessage.time.ToString("yyyy-MM-dd hh:mm:ss"));
     writer.WriteElementString("State",tmpmessage.state.ToString());
     writer.WriteEndElement();
    }
    writer.WriteEndElement();
    writer.WriteEndDocument();
    writer.WriteComment("Author: Bigmouthz@GMail.Com");
    writer.Flush();
    writer.Close();
    tmp.Clear();
    }
    catch(System.Exception e)
    {
     MessageStack.Push(new Message("[Source]:"+e.Source + "\r\n[Message]:" +e.Message +"\r\n[StackTrace]:"+e.StackTrace +"\r\n[HelpLink]:"+e.HelpLink));
    }
  
  }
  
  public static void Push(Message message)
  {
   _message = message;
   _stack.Push(_message);
   _totalofpush++;
  }
  
  public static Message Pop()
  {
   if (_stack.Count > 0)
   {
    _message = (Message)_stack.Pop();
   }
   else
   {
    _message = null;
   }
   return _message;
  }
  
  public static void Clear()
  {
   _stack.Clear();
  }
  
  public static object Clone()
  {
   return _stack.Clone();
  }
  
  public static string Body
  {
   get {
    if (_message != null)
     return _message.body;
    else
     return "Message is Null!";
   }
  }
  
  public static System.DateTime Time
  {
   get {
    if (_message != null)
     return _message.time;
    else
     return System.DateTime.Now;
   }
  }
  
  public static bool State
  {
   get {
    if (_message != null)
     return _message.state;
    else
     return true;
   }
  }
  
  public static int Count
  {
   get { return _stack.Count; }
  }
  
  public static int TotalOfPush
  {
   get { return _totalofpush;}
  }
 }
 
 public  sealed class Message
 {
  private string _body;
  private System.DateTime _time ;
  private bool   _state;
  
  public Message(string body, bool state)
  {
   _body = body;
   _time = System.DateTime.Now;
   _state = state;
  }
  
  public Message(string body)
  {
   _body = body;
   _time = System.DateTime.Now;
   _state = false;
  }

  public string body
  {
   get { return _body;}
  }
  
  public System.DateTime time
  {
   get { return _time;}
  }
  
  public bool state
  {
   get { return _state;}
  }
   
 }
}

引用举例：
try
{...}
   catch(System.Exception e)
   {
     JFrameWork.MessageStack.Push(new JFrameWork.Message("[Source]:"+e.Source + "\r\n[Message]:" +e.Message +"\r\n[StackTrace]:"+e.StackTrace +"\r\n[HelpLink]:"+e.HelpLink));
     System.Console.WriteLine("Error OutPut:\r\n{0}",JFrameWork.MessageStack.ToMessageString());    
   }