PreparingEnlistment.ForceRollback Método
Definição
Importante
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Indica que a transação deve ser revertida.
Sobrecargas
ForceRollback() |
Indica que a transação deve ser revertida. |
ForceRollback(Exception) |
Indica que a transação deve ser revertida. |
ForceRollback()
Indica que a transação deve ser revertida.
public:
void ForceRollback();
public void ForceRollback ();
member this.ForceRollback : unit -> unit
Public Sub ForceRollback ()
Exemplos
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
Comentários
Uma implementação do Prepare método da IEnlistmentNotification interface chama esse método para indicar que a transação deve ser revertida.
Aplica-se a
ForceRollback(Exception)
Indica que a transação deve ser revertida.
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)
Parâmetros
- eex
- Exception
Uma explicação do motivo pelo qual uma reversão é acionada.