Imports System
Imports System.Text
Imports System.Web
Imports System.Web.Management


' Implements a custom WebAuditEvent class. 

Public Class SampleWebAuditEvent
    Inherits System.Web.Management.WebAuditEvent
    Private customCreatedMsg, customRaisedMsg As String


    ' Invoked in case of events identified only by their event code.
    Public Sub New(ByVal msg As String, ByVal eventSource As Object, _
    ByVal eventCode As Integer)
        MyBase.New(msg, eventSource, eventCode)
        ' Perform custom initialization.
        customCreatedMsg = String.Format("Event created at: {0}", DateTime.Now.TimeOfDay.ToString())

    End Sub 'New


    ' Invoked in case of events identified by their event code.and 
    ' event detailed code.
    Public Sub New(ByVal msg As String, ByVal eventSource As Object, _
    ByVal eventCode As Integer, ByVal detailedCode As Integer)
        MyBase.New(msg, eventSource, eventCode, detailedCode)
        ' Perform custom initialization.
        customCreatedMsg = String.Format("Event created at: {0}", _
        DateTime.Now.TimeOfDay.ToString())

    End Sub 'New

    ' Raises the SampleWebAuditEvent.
    Public Overrides Sub Raise() 
        ' Perform custom processing.
        customRaisedMsg = String.Format("Event raised at: {0}", _
        DateTime.Now.TimeOfDay.ToString())

        ' Raise the event.
        WebBaseEvent.Raise(Me)

    End Sub 'Raise


    ' Obtains the current thread information.
    Public Function GetRequestInformation() As WebRequestInformation 
        ' Obtain the Web request information.
        ' No customization is allowed here.
        Return RequestInformation

    End Function 'GetRequestInformation


    'Formats Web request event information.
    'This method is invoked indirectly by the provider 
    ' using one of the overloaded ToString() methods.
    Public Overrides Sub FormatCustomEventDetails(ByVal formatter As WebEventFormatter) 
        MyBase.FormatCustomEventDetails(formatter)

        ' Add custom data.
        formatter.AppendLine("")

        formatter.IndentationLevel += 1
        formatter.AppendLine("******** SampleWebAuditEvent Information Start ********")
        formatter.AppendLine(String.Format("Request path: {0}", RequestInformation.RequestPath))
        formatter.AppendLine(String.Format("Request Url: {0}", RequestInformation.RequestUrl))

        ' Display custom event timing.
        formatter.AppendLine(customCreatedMsg)
        formatter.AppendLine(customRaisedMsg)

        formatter.AppendLine("******** SampleWebAuditEvent Information End ********")

        formatter.IndentationLevel -= 1

    End Sub 'FormatCustomEventDetails 
End Class 'SampleWebAuditEvent

using System;
using System.Text;
using System.Web;
using System.Web.Management;

namespace SamplesAspNet
{
    // Implements a custom WebAuditEvent class. 
    public class SampleWebAuditEvent : System.Web.Management.WebAuditEvent
    {
        private string customCreatedMsg, customRaisedMsg;

        // Invoked in case of events identified only by their event code.
        public SampleWebAuditEvent(string msg, object eventSource, 
            int eventCode): base(msg, eventSource, eventCode)
        {
            // Perform custom initialization.
            customCreatedMsg =
              string.Format("Event created at: {0}", 
              DateTime.Now.TimeOfDay.ToString());
        }


        // Invoked in case of events identified by their event code.and 
        // event detailed code.
        public SampleWebAuditEvent(string msg, object eventSource, 
            int eventCode, int detailedCode): 
            base(msg, eventSource, eventCode, detailedCode)
        {
            // Perform custom initialization.
            customCreatedMsg =
              string.Format("Event created at: {0}", 
              DateTime.Now.TimeOfDay.ToString());
        }

        // Raises the SampleWebAuditEvent.
        public override void Raise()
        {
            // Perform custom processing.
            customRaisedMsg =
              string.Format("Event raised at: {0}", 
              DateTime.Now.TimeOfDay.ToString());

            // Raise the event.
            WebBaseEvent.Raise(this);
        }


        // Obtains the current thread information.
        public WebRequestInformation GetRequestInformation()
        {
            // Obtain the Web request information.
            // No customization is allowed here.
            return RequestInformation;
        }


        //Formats Web request event information.
        //This method is invoked indirectly by the provider 
        // using one of the overloaded ToString() methods.
        public override void FormatCustomEventDetails(
            WebEventFormatter formatter)
        {
            base.FormatCustomEventDetails(formatter);

            // Add custom data.
            formatter.AppendLine("");

            formatter.IndentationLevel += 1;
            formatter.AppendLine(
                "******** SampleWebAuditEvent Information Start ********");
            formatter.AppendLine(string.Format("Request path: {0}",
              RequestInformation.RequestPath));
            formatter.AppendLine(string.Format("Request Url: {0}",
              RequestInformation.RequestUrl));

            // Display custom event timing.
            formatter.AppendLine(customCreatedMsg);
            formatter.AppendLine(customRaisedMsg);

            formatter.AppendLine(
                "******** SampleWebAuditEvent Information End ********");

            formatter.IndentationLevel -= 1;

        }
    }

}