Chapter 2: Creating and managing Windows services - Nguyễn Đức Cương
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A Windows service solution
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static void Main()
{ System.ServiceProcess.ServiceBase[ ] ServicesToRun;
ServicesToRun = new System.ServiceProcess.ServiceBase[ ]
{ new Service1() };
System.ServiceProcess.ServiceBase.Run(ServicesToRun);
}
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protected override
override void
void OnStart(string[
OnStart(string[ ]] args)
args)
protected
{{
//Code here
here
//Code
}}
protected override
override void
void OnStop(string[
OnStop(string[ ]] args)
args)
protected
{{
//Code here
here
//Code
}}
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protectedoverride
overridevoid
voidOnStart(string[]
OnStart(string[]args)
args)
protected
{{
FileStreamfs
fs==new
newFileStream(@"c:\MyWindowsService_Start.txt",_
FileStream(@"c:\MyWindowsService_Start.txt",_
FileStream
FileMode.OpenOrCreate,FileAccess.Write);
FileAccess.Write);
FileMode.OpenOrCreate,
StreamWritersr
sr==new
newStreamWriter(fs);
StreamWriter(fs);
StreamWriter
sr.WriteLine("MyWindowsService_CSstarted");
started");
sr.WriteLine("MyWindowsService_CS
sr.Flush();
sr.Flush();
}}
protectedoverride
overridevoid
voidOnStop()
OnStop()
protected
{{
FileStreamfs
fs==new
newFileStream("C:\\Temp\\MyWindowsService_Stop.txt",_
FileStream("C:\\Temp\\MyWindowsService_Stop.txt",_
FileStream
FileMode.OpenOrCreate,FileAccess.Write);
FileAccess.Write);
FileMode.OpenOrCreate,
StreamWritersr
sr==new
newStreamWriter(fs);
StreamWriter(fs);
StreamWriter
sr.WriteLine("MyWindowsService_CSStopped");
Stopped"); sr.Flush();
sr.Flush();
sr.WriteLine("MyWindowsService_CS
sr.Close();
sr.Close();
}}
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private System.Diagnostics.EventLog eventLog1;
…..
private void CreateEventLog()
eventLog1 = new System.Diagnostics.EventLog();
{
}
if (!System.Diagnostics.EventLog.SourceExists("Transaction Service"))
{
System.Diagnostics.EventLog.CreateEventSource("Transaction Service",_
"Transaction Log");
}
eventLog1.Source = "Transaction Service";
protected override void OnStart(string[] args)
{
CreateEventLog();
eventLog1.WriteEntry("MyWindowsService_CSharp Started",
EventLogEntryType.Information);
}
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