/*
C# Programming Tips & Techniques
by Charles Wright, Kris Jamsa
Publisher: Osborne/McGraw-Hill (December 28, 2001)
ISBN: 0072193794
*/
// AppLog.cs -- Demonstrates registering and event source and writing to the
// Application Log.
//
// Compile this program with the following command line:
// C:>csc AppLog
using System;
using System.Diagnostics;
using System.IO;
namespace nsEventLogs
{
public class AppLog
{
static public void Main ()
{
// Create the EventLog object
EventLog EvLog = new EventLog ();
// Register the source if it has not already been registered
if (!EventLog.SourceExists ("AppLog.exe"))
{
Console.WriteLine ("Creating event log source");
EventLog.CreateEventSource ("AppLog.exe", "Application");
}
// Set the source for the messages to be display in the Event Viewer
EvLog.Source = "AppLog.exe";
// Throw an exception. You don't have to do this, but it's a good reason to
// write to the log.
try
{
CauseTrouble ();
}
catch (IOException)
{
// Write the information to the application log
EvLog.WriteEntry("IO exception was thrown", EventLogEntryType.Warning);
}
}
static void CauseTrouble ()
{
throw (new IOException());
}
}
}
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