Compensator.AbortRecord-Methode

Artikel
08/20/2007

Übermittelt während der Abbruchphase einen Protokolldatensatz an den CRM-Kompensator (Compensating Resource Manager).

Namespace: System.EnterpriseServices.CompensatingResourceManager
Assembly: System.EnterpriseServices (in system.enterpriseservices.dll)

Syntax

'Declaration
Public Overridable Function AbortRecord ( _
    rec As LogRecord _
) As Boolean
'Usage
Dim instance As Compensator
Dim rec As LogRecord
Dim returnValue As Boolean

returnValue = instance.AbortRecord(rec)

public virtual bool AbortRecord (
    LogRecord rec
)

public:
virtual bool AbortRecord (
    LogRecord^ rec
)

public boolean AbortRecord (
    LogRecord rec
)

public function AbortRecord (
    rec : LogRecord
) : boolean

Parameter

rec
Der zu übermittelnde Protokolldatensatz.

Rückgabewert

true, wenn der übermittelte Datensatz übergangen werden soll, andernfalls false.

Beispiel

Im folgenden Codebeispiel wird die Implementierung dieser Methode veranschaulicht.

Public Overrides Function AbortRecord(ByVal log As LogRecord) As Boolean 
    
    ' Check the validity of the record.
    If log Is Nothing Then
        Return True
    End If
    Dim record As [Object]() = log.Record
    
    If record Is Nothing Then
        Return True
    End If
    If record.Length <> 2 Then
        Return True
    End If 
    ' Extract old account data from the record.
    Dim filename As String = CStr(record(0))
    Dim balance As Integer = Fix(record(1))
    
    ' Restore the old state of the account.
    AccountManager.WriteAccountBalance(filename, balance)
    
    Return False

End Function 'AbortRecord

public override bool AbortRecord (LogRecord log)
{

    // Check the validity of the record.
    if (log == null) return(true);
    Object[] record = log.Record as Object[];
    if (record == null) return(true);
    if (record.Length != 2) return(true);

    // Extract old account data from the record.
    string filename = (string) record[0];
    int balance = (int) record[1];
 
    // Restore the old state of the account.
    AccountManager.WriteAccountBalance(filename, balance);

    return(false);
}

public:
    virtual bool AbortRecord(LogRecord^ log) override
    {

        // Check the validity of the record.
        if (log == nullptr)
        {
            return true;
        }
        array<Object^>^ record = dynamic_cast<array<Object^>^>(log->Record);
        if (record == nullptr)
        {
            return true;
        }
        if (record->Length != 2)
        {
            return true;
        }

        // Extract old account data from the record.
        String^ filename = (String^) record[0];
        int balance = (int) record[1];

        // Restore the old state of the account.
        WriteAccountBalance(filename, balance);

        return false;
    }

public boolean AbortRecord(LogRecord log)
{
    // Check the validity of the record.
    if (log == null) {
        return true;
    }
    Object record[] = new Object[] { log.get_Record() };

    if (record == null) {
        return true;
    }
    if (record.get_Length() != 2) {
        return true;
    }
    // Extract old account data from the record.
    String fileName = (String)(record.get_Item(0));
    int balance = System.Convert.ToInt32(record[1]);

    // Restore the old state of the account.
    AccountManager.WriteAccountBalance(fileName, balance);

    return false;
} //AbortRecord

.NET Framework-Sicherheit

Volle Vertrauenswürdigkeit für den unmittelbaren Aufrufer. Dieser Member kann von nur teilweise vertrauenswürdigem Code nicht verwendet werden. Weitere Informationen finden Sie unter .

Plattformen

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

.NET Framework unterstützt nicht alle Versionen sämtlicher Plattformen. Eine Liste der unterstützten Versionen finden Sie unter Systemanforderungen.

Versionsinformationen

.NET Framework

Unterstützt in: 2.0, 1.1, 1.0

Siehe auch

Referenz

Compensator-Klasse
Compensator-Member
System.EnterpriseServices.CompensatingResourceManager-Namespace

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