PreparingEnlistment.ForceRollback Methode

Definition

Namespace:

System.Transactions

Assembly:

System.Transactions.Local.dll

Assembly:

System.Transactions.dll

Assembly:

netstandard.dll

Gibt an, dass ein Rollback für die Transaktion ausgeführt werden soll.

Überlädt

ForceRollback()	Gibt an, dass ein Rollback für die Transaktion ausgeführt werden soll.
ForceRollback(Exception)	Gibt an, dass ein Rollback für die Transaktion ausgeführt werden soll.

ForceRollback()

Gibt an, dass ein Rollback für die Transaktion ausgeführt werden soll.

public:
 void ForceRollback();

public void ForceRollback ();

member this.ForceRollback : unit -> unit

Public Sub ForceRollback ()

Beispiele

class myEnlistmentClass : IEnlistmentNotification
{
    public void Prepare(PreparingEnlistment preparingEnlistment)
    {
        Console.WriteLine("Prepare notification received");

        //Perform transactional work

        //If work finished correctly, reply prepared
        preparingEnlistment.Prepared();

        // otherwise, do a ForceRollback
        preparingEnlistment.ForceRollback();
    }

    public void Commit(Enlistment enlistment)
    {
        Console.WriteLine("Commit notification received");

        //Do any work necessary when commit notification is received

        //Declare done on the enlistment
        enlistment.Done();
    }

    public void Rollback(Enlistment enlistment)
    {
        Console.WriteLine("Rollback notification received");

        //Do any work necessary when rollback notification is received

        //Declare done on the enlistment
        enlistment.Done();
    }

    public void InDoubt(Enlistment enlistment)
    {
        Console.WriteLine("In doubt notification received");

        //Do any work necessary when indout notification is received
        
        //Declare done on the enlistment
        enlistment.Done();
    }
}

Public Class EnlistmentClass
    Implements IEnlistmentNotification

    Public Sub Prepare(ByVal myPreparingEnlistment As PreparingEnlistment) Implements System.Transactions.IEnlistmentNotification.Prepare
        Console.WriteLine("Prepare notification received")

        'Perform transactional work

        'If work finished correctly, reply with prepared
        myPreparingEnlistment.Prepared()
    End Sub

    Public Sub Commit(ByVal myEnlistment As Enlistment) Implements System.Transactions.IEnlistmentNotification.Commit
        Console.WriteLine("Commit notification received")

        'Do any work necessary when commit notification is received

        'Declare done on the enlistment
        myEnlistment.Done()
    End Sub

    Public Sub Rollback(ByVal myEnlistment As Enlistment) Implements System.Transactions.IEnlistmentNotification.Rollback
        Console.WriteLine("Rollback notification received")

        'Do any work necessary when rollback notification is received

        'Declare done on the enlistment
        myEnlistment.Done()
    End Sub

    Public Sub InDoubt(ByVal myEnlistment As Enlistment) Implements System.Transactions.IEnlistmentNotification.InDoubt
        Console.WriteLine("In doubt notification received")

        'Do any work necessary when indout notification is received

        'Declare done on the enlistment
        myEnlistment.Done()
    End Sub
End Class

Hinweise

Eine Implementierung der Prepare Methode der IEnlistmentNotification Schnittstelle ruft diese Methode auf, um anzugeben, dass die Transaktion zurückgesetzt werden muss.

ForceRollback(Exception)

Gibt an, dass ein Rollback für die Transaktion ausgeführt werden soll.

public:
 void ForceRollback(Exception ^ e);

public:
 void ForceRollback(Exception ^ ex);

public void ForceRollback (Exception? e);

public void ForceRollback (Exception e);

public void ForceRollback (Exception ex);

member this.ForceRollback : Exception -> unit

member this.ForceRollback : Exception -> unit

Public Sub ForceRollback (e As Exception)

Public Sub ForceRollback (ex As Exception)

Parameter

eex

Exception

Eine Erklärung der Ursache für das Auslösen eines Rollbacks.