StateMachineWorkflowActivity.DynamicUpdateCondition Propiedad

Definición

Espacio de nombres:

System.Workflow.Activities

Ensamblado:

System.Workflow.Activities.dll

Obtiene o establece una ActivityCondition que determina si se pueden realizar las actualizaciones dinámicas en el flujo de trabajo cuando se invalida en una clase derivada.

public:
 property System::Workflow::ComponentModel::ActivityCondition ^ DynamicUpdateCondition { System::Workflow::ComponentModel::ActivityCondition ^ get(); void set(System::Workflow::ComponentModel::ActivityCondition ^ value); };

public System.Workflow.ComponentModel.ActivityCondition DynamicUpdateCondition { get; set; }

member this.DynamicUpdateCondition : System.Workflow.ComponentModel.ActivityCondition with get, set

Public Property DynamicUpdateCondition As ActivityCondition

Valor de propiedad

ActivityCondition

ActivityCondition que identifica cuándo se pueden realizar las actualizaciones dinámicas.

Ejemplos

En el ejemplo siguiente se muestra cómo establecer la propiedad DynamicUpdateCondition. Este ejemplo pertenece a la Máquina de Estado de Clasificación SDK. Para obtener más información, vea Ordering State Machine Sample.

internal List<SqlTrackingWorkflowInstance> GetWorkflows(string workflowEvent, DateTime from, DateTime until, TrackingDataItemValue trackingDataItemValue)
{
    try
    {
        List<SqlTrackingWorkflowInstance> queriedWorkflows = new List<SqlTrackingWorkflowInstance>();
        SqlTrackingQuery sqlTrackingQuery = new SqlTrackingQuery(connectionString);
        SqlTrackingQueryOptions sqlTrackingQueryOptions = new SqlTrackingQueryOptions();
        sqlTrackingQueryOptions.StatusMinDateTime = from.ToUniversalTime();
        sqlTrackingQueryOptions.StatusMaxDateTime = until.ToUniversalTime();
        // If QualifiedName, FieldName, or DataValue is not supplied, we will not query since they are all required to match
        if (!((string.Empty == trackingDataItemValue.QualifiedName) || (string.Empty == trackingDataItemValue.FieldName) || ((string.Empty == trackingDataItemValue.DataValue))))
            sqlTrackingQueryOptions.TrackingDataItems.Add(trackingDataItemValue);

        queriedWorkflows.Clear();

        if ("created" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Created;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        else if ("completed" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Completed;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        else if ("running" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Running;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        else if ("suspended" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Suspended;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        else if ("terminated" == workflowEvent.ToLower(CultureInfo.InvariantCulture))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Terminated;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        else if (("all" == workflowEvent.ToLower(CultureInfo.InvariantCulture)) || string.IsNullOrEmpty(workflowEvent))
        {
            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Created;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));

            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Completed;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));

            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Running;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));

            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Suspended;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));

            sqlTrackingQueryOptions.WorkflowStatus = WorkflowStatus.Terminated;
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions));
        }
        return queriedWorkflows;
    }
    catch (Exception exception)
    {
        throw new Exception("Exception in GetWorkflows", exception);
    }
}

Friend Function GetWorkflows( _
    ByVal workflowEvent As String, _
    ByVal from As System.DateTime, _
    ByVal until As DateTime, _
    ByVal trackingDataItemValue As TrackingDataItemValue) _
    As List(Of SqlTrackingWorkflowInstance)
    Try
        Dim queriedWorkflows As List(Of SqlTrackingWorkflowInstance) = New List(Of SqlTrackingWorkflowInstance)()
        Dim sqlTrackingQuery As SqlTrackingQuery = New SqlTrackingQuery(connectionString)
        Dim sqlTrackingQueryOptions As SqlTrackingQueryOptions = New SqlTrackingQueryOptions()
        sqlTrackingQueryOptions.StatusMinDateTime = from.ToUniversalTime()
        sqlTrackingQueryOptions.StatusMaxDateTime = until.ToUniversalTime()
        ' If QualifiedName, FieldName, or DataValue is not supplied, we will not query since they are all required to match
        If (Not ((trackingDataItemValue.QualifiedName = String.Empty) Or (trackingDataItemValue.FieldName = String.Empty) Or ((trackingDataItemValue.DataValue = String.Empty)))) Then
            sqlTrackingQueryOptions.TrackingDataItems.Add(trackingDataItemValue)
        End If

        queriedWorkflows.Clear()
        If (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "created") Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Created
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))
        ElseIf (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "completed") Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Completed
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))
        ElseIf (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "running") Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Running
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))
        ElseIf (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "suspended") Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Suspended
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))
        ElseIf (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "terminated") Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Terminated
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))
        ElseIf ((workflowEvent = Nothing) Or _
                (workflowEvent.ToLower(CultureInfo.InvariantCulture) = "all") Or _
                (workflowEvent = String.Empty)) Then
            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Created
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))

            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Completed
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))

            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Running
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))

            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Suspended
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))

            sqlTrackingQueryOptions.WorkflowStatus = System.Workflow.Runtime.WorkflowStatus.Terminated
            queriedWorkflows.AddRange(sqlTrackingQuery.GetWorkflows(sqlTrackingQueryOptions))

        End If

        Return queriedWorkflows

    Catch exception As Exception
        'Dim errorMessage As String = "Exception in GetWorkflows" + vbCrLf + "Database: " + databaseName + vbCrLf + "Server: " + serverName
        Throw (New Exception("Exception in GetWorkflows", exception))
    End Try
End Function