Log service : Windows Service « Windows « VB.Net Tutorial

Home
VB.Net Tutorial
1.Language Basics
2.Data Type
3.Operator
4.Statements
5.Date Time
6.Class Module
7.Development
8.Collections
9.Generics
10.Attributes
11.Event
12.LINQ
13.Stream File
14.GUI
15.GUI Applications
16.Windows Presentation Foundation
17.2D Graphics
18.I18N Internationlization
19.Reflection
20.Regular Expressions
21.Security
22.Socket Network
23.Thread
24.Windows
25.XML
26.Database ADO.net
27.Design Patterns
VB.Net
VB.Net by API
VB.Net Tutorial » Windows » Windows Service 
24.17.5.Log service
Imports System.Diagnostics
Imports System.ServiceProcess

Public Class Service1
    Inherits System.ServiceProcess.ServiceBase

#Region " Component Designer generated code "

    Public Sub New()
        MyBase.New()

        ' This call is required by the Component Designer.
        InitializeComponent()

        ' Add any initialization after the InitializeComponent() call

    End Sub

    'UserService overrides dispose to clean up the component list.
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is NothingThen
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    ' The main entry point for the process
    <MTAThread()> _
    Shared Sub Main()
        Dim ServicesToRun() As System.ServiceProcess.ServiceBase

        ' More than one NT Service may run within the same process. To add
        ' another service to this process, change the following line to
        ' create a second service object. For example,
        '
        '   ServicesToRun = New System.ServiceProcess.ServiceBase () {New Service1, New MySecondUserService}
        '
        ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1()}

        System.ServiceProcess.ServiceBase.Run(ServicesToRun)
    End Sub

    'Required by the Component Designer
    Private components As System.ComponentModel.IContainer

    ' NOTE: The following procedure is required by the Component Designer
    ' It can be modified using the Component Designer.  
    ' Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()Private Sub InitializeComponent()
        '
        'Service1
        '
        Me.CanPauseAndContinue = True
        Me.CanShutdown = True
        Me.ServiceName = "LogService"

    End Sub

#End Region


    Protected Overrides Sub OnStart(ByVal args() As String)
        Try
            Dim Log As New EventLog("Application")
            Log.Source = "LogService"
            Log.WriteEntry("Service started at " & DateTime.Now)
            Log.Close()
        Catch As Exception

        End Try
    End Sub

    Protected Shadows Sub OnPause(ByVal args() As String)
        Try
            Dim Log As New EventLog("Application")
            Log.Source = "LogService"
            Log.WriteEntry("Service paused at " & DateTime.Now)
            Log.Close()
        Catch As Exception

        End Try
    End Sub

    Protected Shadows Sub OnContinue(ByVal args() As String)
        Try
            Dim Log As New EventLog("Application")
            Log.Source = "LogService"
            Log.WriteEntry("Service continued at " & DateTime.Now)
            Log.Close()
        Catch As Exception

        End Try
    End Sub

    Protected Shadows Sub OnShutdown(ByVal args() As String)
        Try
            Dim Log As New EventLog("Application")
            Log.Source = "LogService"
            Log.WriteEntry("Service shutdown at " & DateTime.Now)
            Log.Close()
        Catch As Exception

        End Try
    End Sub

    Protected Overrides Sub OnStop()
        Try
            Dim Log As New EventLog("Application")
            Log.Source = "LogService"
            Log.WriteEntry("Service stopped at " & DateTime.Now)
            Log.Close()
        Catch As Exception

        End Try
    End Sub


End Class
24.17.Windows Service
24.17.1.Your first service
24.17.2.Inherits System.ServiceProcess.ServiceBase to create a service
24.17.3.Service timer
24.17.4.Backup service
24.17.5.Log service
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.