PreparingEnlistment.ForceRollback Metod

Definition

Namnområde:
System.Transactions
Sammansättningar:
netstandard.dll, System.Transactions.Local.dll
Sammansättning:
System.Transactions.Local.dll
Sammansättning:
System.Transactions.dll
Sammansättning:
netstandard.dll

Anger att transaktionen ska återställas.

Överlagringar

Name Description
ForceRollback()

Anger att transaktionen ska återställas.
ForceRollback(Exception)

Anger att transaktionen ska återställas.

ForceRollback()

Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs

Anger att transaktionen ska återställas.

public:
 void ForceRollback();
public void ForceRollback();
member this.ForceRollback : unit -> unit
Public Sub ForceRollback ()

Exempel

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

Kommentarer

En implementering av metoden för Prepare gränssnittet anropar den IEnlistmentNotification här metoden för att indikera att transaktionen måste återställas.

Gäller för

ForceRollback(Exception)

Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs
Källa:
PreparingEnlistment.cs

Anger att transaktionen ska återställas.

public:
 void ForceRollback(Exception ^ e);
public void ForceRollback(Exception? e);
public void ForceRollback(Exception e);
member this.ForceRollback : Exception -> unit
Public Sub ForceRollback (e As Exception)

Parametrar

e
Exception

En förklaring av varför en återställning utlöses.

Gäller för