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Public Class ScriptMain
Inherits UserComponent
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Public Overrides Sub Input_ProcessInputRow(ByVal Row As InputBuffer)
Dim input As String = Row.Buffer(m_columnIndex).ToString()
If m_regex.IsMatch(input) Then
Call Row.DirectRowToMatch()
Else
Call Row.DirectRowToNoMatch()
End If
End Sub ' Input_ProcessInputRow
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Public Overrides Sub PreExecute()
Call MyBase.PreExecute()
' Initialize regular expression object.
Dim options As RegexOptions = RegexOptions.Compiled
If Me.IgnoreCase Then
options = options Or RegexOptions.IgnoreCase
End If
If Me.Multiline Then
options = options Or RegexOptions.Multiline
End If
options = RegexOptions.Multiline
m_regex = New Regex(Me.Pattern, options)
' Setup column index.
Dim input As IDTSInput90 = Me.ComponentMetaData.InputCollection(0)
m_columnIndex = Me.HostComponent.BufferManager.FindColumnByLineageID( _
input.Buffer, _
input.InputColumnCollection(0).LineageID)
End Sub ' PreExecute
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Public Function Validate(ByRef errMessage As String) As Boolean
Dim result As Boolean
Try
If String.IsNullOrEmpty(Me.Column) Then
Throw New ApplicationException("Select input column.")
End If
If String.IsNullOrEmpty(Me.Pattern) Then
Throw New ApplicationException("Specify regular expression.")
End If
' Setup input columns based on selection.
Dim input As IDTSInput90 = Me.ComponentMetaData.InputCollection(0)
Dim virtInput As IDTSVirtualInput90 = input.GetVirtualInput()
Call input.InputColumnCollection.RemoveAll()
Dim virtColumn As IDTSVirtualInputColumn90 = virtInput.VirtualInputColumnCollection( _
Me.Column)
Call virtInput.SetUsageType(virtColumn.LineageID, DTSUsageType.UT_READONLY)
result = True
Catch ex As Exception
result = False
errMessage = ex.Message
End Try
Validate = result
End Function 'Validate
#Region "Properties"
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Public Property Column() As String
Get
Column = m_column
End Get
Set(ByVal value As String)
m_column = value
End Set
End Property ' Column
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Public Property Pattern() As String
Get
Pattern = m_pattern
End Get
Set(ByVal value As String)
m_pattern = value
End Set
End Property ' Pattern
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Public Property IgnoreCase() As Boolean
Get
IgnoreCase = m_ignoreCase
End Get
Set(ByVal value As Boolean)
m_ignoreCase = value
End Set
End Property ' IgnoreCase
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Public Property Multiline() As Boolean
Get
Multiline = m_multiline
End Get
Set(ByVal value As Boolean)
m_multiline = value
End Set
End Property ' Multiline
#End Region ' Properties
#Region "Attributes"
Private m_column As String
Private m_pattern As String
Private m_ignoreCase As Boolean
Private m_multiline As Boolean
Private m_columnIndex As Integer
Private m_regex As Regex
#End Region ' Attributes
End Class ' ScriptMain
]]>ScriptComponent_fde66044b6af42b09a2faf6a1f41d053trueCozyRoc.SqlServer.SSIS.ScriptComponentHostPlus, CozyRoc.SSISPlus, Version=1.0.0.0, Culture=neutral, PublicKeyToken=16cf490bb80c34ea