_
Public Class UserComponent
Inherits ScriptComponentPlus
Public Connections As New Connections(Me)
Public Variables As New Variables(Me)
Public Overrides Sub ProcessInput(ByVal InputID As Integer, ByVal InputName As String, ByVal Buffer As PipelineBuffer, ByVal OutputMap As OutputNameMap)
If InputID = MyBase.ComponentMetaData.InputCollection("Input").ID Then
Input_ProcessInput(New InputBuffer(Me, InputID, True, Buffer, OutputMap))
End If
End Sub
Public Overridable Sub Input_ProcessInput(ByVal Buffer As InputBuffer)
While Buffer.NextRow()
Input_ProcessInputRow(Buffer)
End While
End Sub
Public Overridable Sub Input_ProcessInputRow(ByVal Row As InputBuffer)
End Sub
End Class
Public Class Connections
Dim ParentComponent As ScriptComponent
_
Public Sub New(ByVal Component As ScriptComponent)
ParentComponent = Component
End Sub
End Class
Public Class Variables
Dim ParentComponent As ScriptComponent
_
Public Sub New(ByVal Component As ScriptComponent)
ParentComponent = Component
End Sub
End Class
]]> _
Public Class InputBuffer
Inherits ScriptBufferPlus
Public Sub New(ByVal Component As ScriptComponent, ByVal ObjectID As Integer, ByVal IsInput As Boolean, ByVal Buffer As PipelineBuffer, ByVal OutputMap As OutputNameMap)
MyBase.New(Component, ObjectID, IsInput, Buffer, OutputMap)
End Sub
Public Overrides ReadOnly Property StaticInputColumns() As String()
Get
Return New String() {}
End Get
End Property
Public WriteOnly Property [Result]() As String
Set
Me(0) = Value
End Set
End Property
Public WriteOnly Property [Result_IsNull] As Boolean
Set
If (value)
SetNull(0)
Else
Throw new InvalidOperationException("IsNull property cannot be set to False. Assign a value to the column instead.")
End If
End Set
End Property
Public Overrides ReadOnly Property StaticOutputColumns() As String()
Get
Return New String() {"Result"}
End Get
End Property
Public Overloads Function NextRow() As Boolean
NextRow = MyBase.NextRow()
End Function
Public Overloads Function EndOfRowset() As Boolean
EndOfRowset = MyBase.EndOfRowset
End Function
End Class
]]> _
_
_
_
Public Class ScriptMain
Inherits UserComponent
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Public Overrides Sub Input_ProcessInputRow(ByVal Row As InputBuffer)
Dim xml As String
If Not Row.Buffer.IsNull(m_columnIndex) Then
xml = Row.Buffer.GetString(m_columnIndex)
End If
If String.IsNullOrEmpty(xml) Then
' No data to process.
Return
End If
Try
Call m_document.LoadXml(xml)
' Load result.
Dim result As String
Dim iter As XPathNodeIterator = m_navigator.Select(m_expr)
While iter.MoveNext()
If Not String.IsNullOrEmpty(result) Then
result += Me.ResultSeparator
End If
result += CType(iter.Current, IHasXmlNode).GetNode().Value
End While
Row.Result = result
Catch ex As Exception
Dim cancel As Boolean = False
Call MyBase.ComponentMetaData.FireError( _
0, _
"XPath Transform", _
ex.Message, _
String.Empty, _
0, _
cancel)
End Try
End Sub ' Input_ProcessInputRow
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Public Overrides Sub PreExecute()
Call MyBase.PreExecute()
Try
' Setup XML document, XPath navigator and expression.
' They will be used during processing.
m_document = New XmlDocument()
m_navigator = m_document.CreateNavigator()
m_expr = m_navigator.Compile(Me.XPath)
If Not String.IsNullOrEmpty(Me.Namespaces) Then
' Setup namespaces.
Dim ns As XmlNamespaceManager = New XmlNamespaceManager(m_document.NameTable)
Dim nsList() As String = Me.Namespaces.Split( _
New String() {"\r\n"}, _
StringSplitOptions.None)
For Each nsCombo As String In nsList
If String.IsNullOrEmpty(nsCombo) Then
Continue For
End If
Dim equalIndex As Integer = nsCombo.IndexOf("=")
Dim prefix As String = nsCombo.Substring(0, equalIndex)
Dim uri As String = nsCombo.Substring(equalIndex + 1)
Call ns.AddNamespace(prefix, uri)
Next
Call m_expr.SetContext(ns)
End If
Dim input As IDTSInput100 = Me.ComponentMetaData.InputCollection(0)
' Find input column index.
m_columnIndex = Me.HostComponent.BufferManager.FindColumnByLineageID( _
input.Buffer, _
input.InputColumnCollection(Me.InputColumn).LineageID)
Catch ex As Exception
Dim cancel As Boolean = False
Call MyBase.ComponentMetaData.FireError( _
0, _
"XPath Transform", _
ex.Message, _
String.Empty, _
0, _
cancel)
End Try
End Sub ' PreExecute
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Public Overrides Sub PostExecute()
Call MyBase.PostExecute()
m_document = Nothing
m_columnIndex = -1
End Sub ' PostExecute
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Public Function Validate(ByRef errMessage As String) As Boolean
Dim result As Boolean
Try
If String.IsNullOrEmpty(Me.InputColumn) Then
Throw New ApplicationException("Select input column.")
End If
If String.IsNullOrEmpty(Me.XPath) Then
Throw New ApplicationException("Specify XPath statement.")
End If
Dim managedComponent As CManagedComponentWrapper = Me.ComponentMetaData.Instantiate()
Dim input As IDTSInput100 = Me.ComponentMetaData.InputCollection(0)
Dim virtInput As IDTSVirtualInput100 = input.GetVirtualInput()
Call input.InputColumnCollection.RemoveAll()
' Setup selected input column.
Dim inputColumn As IDTSInputColumn100 = managedComponent.SetUsageType( _
input.ID, _
virtInput, _
virtInput.VirtualInputColumnCollection(Me.InputColumn).LineageID, _
DTSUsageType.UT_READONLY)
result = True
Catch ex As Exception
result = False
errMessage = ex.Message
End Try
Validate = result
End Function 'Validate
#Region "Properties"
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
_
_
Public Property InputColumn() As String
Get
InputColumn = m_inputColumn
End Get
Set(ByVal value As String)
m_inputColumn = value
End Set
End Property ' InputColumn
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
_
_
Public Property XPath() As String
Get
XPath = m_xpath
End Get
Set(ByVal value As String)
m_xpath = value
End Set
End Property ' XPath
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
=. Separate each namespace with newline.")> _
_
Public Property Namespaces() As String
Get
Namespaces = m_namespace
End Get
Set(ByVal value As String)
m_namespace = value
End Set
End Property ' Namespaces
'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
_
Public Property ResultSeparator() As String
Get
ResultSeparator = m_resultSep
End Get
Set(ByVal value As String)
m_resultSep = value
End Set
End Property ' ResultSeparator
#End Region ' Properties
#Region "Attributes"
Private m_inputColumn As String
Private m_xpath As String
Private m_namespace As String
Private m_resultSep As String
Private m_document As XmlDocument
Private m_navigator As XPathNavigator
Private m_expr As XPathExpression
Private m_columnIndex As Integer
#End Region ' Attributes
End Class ' ScriptMain
]]>msBuildScriptComponent_7d26cd9cb56d49a1866dc132266ba065ScriptComponent_7d26cd9cb56d49a1866dc132266ba065{9BEF5E65-58D5-49B9-ABEF-6CB0C775BAEA}]]>{30D016F9-3734-4E33-A861-5E7D899E18F3};{F184B08F-C81C-45F6-A57F-5ABD9991F28F}DebugAnyCPU8.0.307032.0{90236C0A-85EA-4CA7-87CC-C2B5AF07FD37}LibraryMy ProjectScriptComponent_7d26cd9cb56d49a1866dc132266ba065ScriptComponent_7d26cd9cb56d49a1866dc132266ba065v4.0512BinaryOnOntruefullfalse.\bin\Debug\falsetruetrueprompt4falsetrue.\bin\Release\falsefalsetrueprompt4FalseC:\Program Files (x86)\Microsoft SQL Server\120\SDK\Assemblies\CozyRoc.SSISPlus.2014.dllFalseFalseFalseFalseSSIS_SC120]]>CozyRoc.SqlServer.SSIS.ScriptComponentHostPlus, CozyRoc.SSISPlus.2014, Version=1.0.0.0, Culture=neutral, PublicKeyToken=16cf490bb80c34eaScriptComponent_7d26cd9cb56d49a1866dc132266ba065VisualBasic