using System;
using System.Configuration;
using System.IO;
using System.Web;
namespace SingingEels
{
public class ErrorLogger
{
public static void LogException(Exception ex)
{
ErrorLoggerSection configInstance = ConfigurationManager.GetSection("WebSiteErrorLogger") as ErrorLoggerSection;
if (configInstance != null)
{
string myDirectory=HttpContext.Current.Server.MapPath(configInstance.LogFilePath + DateTime.Now.Year.ToString()+"/"+ DateTime.Now.Month.ToString()+"/");
string mypath=myDirectory+DateTime.Now.ToShortDateString()+".txt";
if (!Directory.Exists(myDirectory))
{
Directory.CreateDirectory(myDirectory);
}
File.AppendAllText(mypath, string.Format("{0:yyyyMMdd_HHmmss} :: {1}{2}{2}", DateTime.Now, ex, Environment.NewLine));
}
else
{
throw new Exception("Could not find section 'ErrorLoggerSection' in the application configuration file.");
}
}
}
// Inherit from "ConfigurationSection" simple enough!
public class ErrorLoggerSection : ConfigurationSection
{
// I only want one property LogFilePath, and I'm
// here telling .NET to look for an attribute in the
// config file called 'logFilePath' to get the value from.
[ConfigurationProperty("logFilePath", IsRequired = true)]
public string LogFilePath
{
get
{
return (string)base["logFilePath"];
}
set
{
base["logFilePath"] = value;
}
}
}
}
Web.config
<?xml version="1.0"?>
<configuration>
<configSections>
<section name="WebSiteErrorLogger" type="SingingEels.ErrorLoggerSection"/>
</configSections>
<WebSiteErrorLogger logFilePath="~/Log/"/>
<system.web>
<compilation debug="true"/>
</system.web>
<system.web>
<customErrors mode="RemoteOnly" defaultRedirect="~/Error.htm"></customErrors>
</system.web>
</configuration>
Global.asax
<%@ Application Language="C#" %>
<script runat="server">
void Application_Start(object sender, EventArgs e)
{
// Code that runs on application startup
}
void Application_End(object sender, EventArgs e)
{
// Code that runs on application shutdown
}
void Application_Error(object sender, EventArgs e)
{
// Code that runs when an unhandled error occurs
Exception err = Server.GetLastError().GetBaseException();
SingingEels.ErrorLogger.LogException(err);
}
void Session_Start(object sender, EventArgs e)
{
// Code that runs when a new session is started
}
void Session_End(object sender, EventArgs e)
{
// Code that runs when a session ends.
// Note: The Session_End event is raised only when the sessionstate mode
// is set to InProc in the Web.config file. If session mode is set to StateServer
// or SQLServer, the event is not raised.
}
</script>
原始碼
