91 lines
2.1 KiB
VB.net
91 lines
2.1 KiB
VB.net
<Serializable()> _
|
|
Public Class GenRootBase
|
|
Inherits BusinessBase
|
|
|
|
Private mData As String = ""
|
|
|
|
Public Property Data() As String
|
|
Get
|
|
Return mData
|
|
End Get
|
|
Set(ByVal Value As String)
|
|
If mData <> Value Then
|
|
mData = Value
|
|
MarkDirty()
|
|
End If
|
|
End Set
|
|
End Property
|
|
|
|
|
|
<Serializable()> _
|
|
Private Class Criteria
|
|
Inherits CriteriaBase
|
|
|
|
Public Data As String
|
|
|
|
Public Sub New()
|
|
MyBase.New(GetType(GenRoot))
|
|
Data = "<new>"
|
|
End Sub
|
|
|
|
Public Sub New(ByVal Data As String)
|
|
MyBase.New(GetType(GenRoot))
|
|
Me.Data = Data
|
|
End Sub
|
|
End Class
|
|
|
|
Public Shared Function NewRoot() As GenRoot
|
|
Return DirectCast(DataPortal.Create(New Criteria()), GenRoot)
|
|
End Function
|
|
|
|
Public Shared Function GetRoot(ByVal Data As String) As GenRoot
|
|
Return DirectCast(DataPortal.Fetch(New Criteria(Data)), GenRoot)
|
|
End Function
|
|
|
|
Public Shared Sub DeleteRoot(ByVal Data As String)
|
|
DataPortal.Delete(New Criteria(Data))
|
|
End Sub
|
|
|
|
|
|
Protected Sub New()
|
|
' prevent direct creation
|
|
End Sub
|
|
|
|
Protected Overrides Sub DataPortal_Create(ByVal Criteria As Object)
|
|
Dim crit As Criteria = DirectCast(Criteria, Criteria)
|
|
mData = crit.Data
|
|
Session.Add("GenRoot", "Created")
|
|
End Sub
|
|
|
|
Protected Overrides Sub DataPortal_Fetch(ByVal Criteria As Object)
|
|
Dim crit As Criteria = DirectCast(Criteria, Criteria)
|
|
mData = crit.Data
|
|
MarkOld()
|
|
Session.Add("GenRoot", "Fetched")
|
|
End Sub
|
|
|
|
Protected Overrides Sub DataPortal_Update()
|
|
If IsDeleted Then
|
|
' we would delete here
|
|
Session.Add("GenRoot", "Deleted")
|
|
MarkNew()
|
|
Else
|
|
If IsNew Then
|
|
' we would insert here
|
|
Session.Add("GenRoot", "Inserted")
|
|
|
|
Else
|
|
' we would update here
|
|
Session.Add("GenRoot", "Updated")
|
|
End If
|
|
MarkOld()
|
|
End If
|
|
End Sub
|
|
|
|
Protected Overrides Sub DataPortal_Delete(ByVal Criteria As Object)
|
|
' we would delete here
|
|
Session.Add("GenRoot", "Deleted")
|
|
End Sub
|
|
|
|
End Class
|