IWebEventCustomEvaluator.CanFire メソッド
アセンブリ: System.Web (system.web.dll 内)

Dim instance As IWebEventCustomEvaluator Dim raisedEvent As WebBaseEvent Dim record As RuleFiringRecord Dim returnValue As Boolean returnValue = instance.CanFire(raisedEvent, record)
戻り値
イベントを発生させる場合は true。それ以外の場合は false。


CanFire メソッドのカスタム実装を次のコード例に示します。
' Implements the IWebEventCustomEvaluator.CanFire ' method. It is called by the ASP.NET if this custom ' type is configured in the profile ' element of the healthMonitoring section. Public Function CanFire( _ ByVal e As System.Web.Management.WebBaseEvent, _ ByVal rule As RuleFiringRecord) As Boolean _ Implements System.Web.Management.IWebEventCustomEvaluator.CanFire Dim fireEvent As Boolean Dim lastFired As String = _ rule.LastFired.ToString() Dim timesRaised As String = _ rule.TimesRaised.ToString() ' Fire every other event raised. fireEvent = _ IIf(rule.TimesRaised Mod 2 = 0, True, False) If fireEvent Then firingRecordInfo = String.Format( _ "Event last fired: {0}", lastFired) + _ String.Format( _ ". Times raised: {0}", timesRaised) Else firingRecordInfo = String.Format( _ "Event not fired. Times raised: {0}", _ timesRaised) End If Return fireEvent End Function 'CanFire
// Implements the IWebEventCustomEvaluator.CanFire // method. It is called by the ASP.NET if this custom // type is configured in the profile // element of the healthMonitoring section. public bool CanFire( System.Web.Management.WebBaseEvent e, RuleFiringRecord rule) { bool fireEvent; string lastFired = rule.LastFired.ToString(); string timesRaised = rule.TimesRaised.ToString(); // Fire every other event raised. fireEvent = (rule.TimesRaised % 2 == 0) ? true : false; if (fireEvent) { firingRecordInfo = string.Format("Event last fired: {0}", lastFired) + string.Format(". Times raised: {0}", timesRaised); } else firingRecordInfo = string.Format( "Event not fired. Times raised: {0}", timesRaised); return fireEvent; }

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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