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VB.NET Transaction.EnlistVolatile方法代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了VB.NET中System.Transactions.Transaction.EnlistVolatile方法的典型用法代码示例。如果您正苦于以下问题:VB.NET Transaction.EnlistVolatile方法的具体用法?VB.NET Transaction.EnlistVolatile怎么用?VB.NET Transaction.EnlistVolatile使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。



在下文中一共展示了Transaction.EnlistVolatile方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的VB.NET代码示例。

示例1: Main

Public Shared Sub Main()
        Try
            Using scope As TransactionScope = New TransactionScope()

                'Create an enlistment object
                Dim myEnlistmentClass As New EnlistmentClass

                'Enlist on the current transaction with the enlistment object
                Transaction.Current.EnlistVolatile(myEnlistmentClass, EnlistmentOptions.None)

                'Perform transactional work here.

                'Call complete on the TransactionScope based on console input
                Dim c As ConsoleKeyInfo
                While (True)
                    Console.Write("Complete the transaction scope? [Y|N] ")
                    c = Console.ReadKey()
                    Console.WriteLine()
                    If (c.KeyChar = "Y") Or (c.KeyChar = "y") Then
                        scope.Complete()
                        Exit While
                    ElseIf ((c.KeyChar = "N") Or (c.KeyChar = "n")) Then
                        Exit While
                    End If
                End While
            End Using
        Catch ex As TransactionException
            Console.WriteLine(ex)
        Catch
            Console.WriteLine("Cannot complete transaction")
            Throw
        End Try
    End Sub
End Class

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
开发者ID:VB.NET开发者,项目名称:System.Transactions,代码行数:74,代码来源:Transaction.EnlistVolatile



注:本文中的System.Transactions.Transaction.EnlistVolatile方法示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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