本文整理汇总了VB.NET中System.Diagnostics.EventLog.SourceExists方法的典型用法代码示例。如果您正苦于以下问题：VB.NET EventLog.SourceExists方法的具体用法？VB.NET EventLog.SourceExists怎么用？VB.NET EventLog.SourceExists使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Diagnostics.EventLog的用法示例。
在下文中一共展示了EventLog.SourceExists方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的VB.NET代码示例。
示例1: MySample
Option Explicit
Option Strict
Imports System.Diagnostics
Imports System.Threading
Class MySample
Public Shared Sub Main()
' Create the source, if it does not already exist.
If Not EventLog.SourceExists("MySource") Then
EventLog.CreateEventSource("MySource", "MyNewLog")
Console.WriteLine("CreatingEventSource")
End If
' Create an EventLog instance and assign its source.
Dim myLog As New EventLog()
myLog.Source = "MySource"
' Write an informational entry to the event log.
myLog.WriteEntry("Writing to event log.")
Console.WriteLine("Message written to event log.")
End Sub
End Class示例2: MySample
' 导入命名空间
Imports System.Diagnostics
Imports System.Threading
Class MySample
Public Shared Sub Main()
' Create the source, if it does not already exist.
If Not EventLog.SourceExists("MySource", "MyServer") Then
EventLog.CreateEventSource("MySource", "MyNewLog", "MyServer")
Console.WriteLine("CreatingEventSource")
End If
' Create an EventLog instance and assign its source.
Dim myLog As New EventLog()
myLog.Source = "MySource"
' Write an informational entry to the event log.
myLog.WriteEntry("Writing to event log.")
Console.WriteLine("Message written to event log.")
End Sub
End Class示例3: Test
' 导入命名空间
Imports System.Diagnostics
public class Test
Shared Dim logStatus As System.Diagnostics.EventLog = New System.Diagnostics.EventLog
public Shared Sub Main
If Not EventLog.SourceExists("StatusSource") Then
EventLog.CreateEventSource("StatusSource", "StatusLog")
Console.WriteLine("Creating event source")
End If
' Set the EventLog component's source.
logStatus.Source = "StatusSource"
' Write a Starting message to the log.
ShowLog()
logStatus.Clear()
ShowLog()
End Sub
Private Shared Sub ShowLog()
For Each log_entry As EventLogEntry In logStatus.Entries
Console.WriteLine(log_entry.Message)
Next log_entry
End Sub
End class