ThrowActivity Construtores

Definição

Namespace:

System.Workflow.ComponentModel

Assembly:

System.Workflow.ComponentModel.dll

Inicializa uma nova instância da classe ThrowActivity.

Sobrecargas

ThrowActivity()	Inicializa uma nova instância da classe ThrowActivity.
ThrowActivity(String)	Inicializa uma nova instância da classe ThrowActivity e inicializa seu nome.

ThrowActivity()

Inicializa uma nova instância da classe ThrowActivity.

public:
 ThrowActivity();

public ThrowActivity ();

Public Sub New ()

Exemplos

O código a seguir mostra o uso de uma única atividade de lançamento em um fluxo de trabalho para implementar o tratamento de exceções. Este exemplo inclui invocar o construtor. Este exemplo de código faz parte do exemplo de Throw SDK e é do arquivo ThrowWorkflow.cs. Para obter mais informações, consulte Using Throw.

public sealed partial class ThrowWorkflow : SequentialWorkflowActivity
{
    [System.Diagnostics.DebuggerNonUserCode()]
    private void InitializeComponent()
    {
        this.CanModifyActivities = true;
        System.Workflow.ComponentModel.ActivityBind activitybind1 = new System.Workflow.ComponentModel.ActivityBind();
        this.throwActivity1 = new System.Workflow.ComponentModel.ThrowActivity();
        activitybind1.Name = "ThrowWorkflow";
        activitybind1.Path = "ThrownException";
        //
        // throwActivity1
        //
        this.throwActivity1.Name = "throwActivity1";
        this.throwActivity1.SetBinding(System.Workflow.ComponentModel.ThrowActivity.FaultProperty, ((System.Workflow.ComponentModel.ActivityBind)(activitybind1)));
        //
        // ThrowWorkflow
        //
        this.Activities.Add(this.throwActivity1);
        this.Name = "ThrowWorkflow";
        this.CanModifyActivities = false;
    }

    private Exception thrownExceptionValue = new System.Exception("My Exception Message.");

    public Exception ThrownException
    {
        get { return thrownExceptionValue; }
        set { thrownExceptionValue = value; }
    }

    private ThrowActivity throwActivity1;
}

Partial Public NotInheritable Class ThrowWorkflow
    Inherits SequentialWorkflowActivity

    <System.Diagnostics.DebuggerNonUserCode()> _
                                        Private Sub InitializeComponent()

        Me.CanModifyActivities = True
        Dim activitybind1 As New System.Workflow.ComponentModel.ActivityBind()
        Me.throwActivity1 = New System.Workflow.ComponentModel.ThrowActivity()
        activitybind1.Name = "ThrowWorkflow"
        activitybind1.Path = "ThrownException"
        ' 
        ' throwActivity1
        ' 
        Me.throwActivity1.Name = "throwActivity1"
        Me.throwActivity1.SetBinding(System.Workflow.ComponentModel.ThrowActivity.FaultProperty, activitybind1)
        ' 
        ' ThrowWorkflow
        ' 
        Me.Activities.Add(Me.throwActivity1)
        Me.Name = "ThrowWorkflow"
        Me.CanModifyActivities = False

    End Sub

    Private thrownExceptionValue As New System.Exception("My Exception Message.")

    Public Property ThrownException() As Exception
        Get
            Return thrownExceptionValue
        End Get
        Set(ByVal value As Exception)
            thrownExceptionValue = value
        End Set
    End Property

    Private throwActivity1 As ThrowActivity

End Class

ThrowActivity(String)

Inicializa uma nova instância da classe ThrowActivity e inicializa seu nome.

public:
 ThrowActivity(System::String ^ name);

public ThrowActivity (string name);

new System.Workflow.ComponentModel.ThrowActivity : string -> System.Workflow.ComponentModel.ThrowActivity

Public Sub New (name As String)

Parâmetros

name

String

O nome da atividade definido pelo usuário.

Exceções

ArgumentNullException

identifier é uma referência nula (Nothing no Visual Basic).