Compensator.AbortRecord(LogRecord) Methode

Definition

Namespace:

System.EnterpriseServices.CompensatingResourceManager

Assembly:

System.EnterpriseServices.dll

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

public:
 virtual bool AbortRecord(System::EnterpriseServices::CompensatingResourceManager::LogRecord ^ rec);

public virtual bool AbortRecord (System.EnterpriseServices.CompensatingResourceManager.LogRecord rec);

abstract member AbortRecord : System.EnterpriseServices.CompensatingResourceManager.LogRecord -> bool
override this.AbortRecord : System.EnterpriseServices.CompensatingResourceManager.LogRecord -> bool

Public Overridable Function AbortRecord (rec As LogRecord) As Boolean

Parameter

rec

LogRecord

Der zu übermittelnde Protokolldatensatz.

Gibt zurück

Boolean

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

Beispiele

Im folgenden Codebeispiel wird die Implementierung dieser Methode veranschaulicht.

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 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 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