improve logging of missing/incorrectly configured properties

Jobs/EDMI/ZUGFeRD/ImportZUGFeRDFiles.vb

@@ -185,6 +185,7 @@ Public Class ImportZUGFeRDFiles
 
     Public Sub Start(Arguments As Object) Implements IJob.Start
         Dim args As WorkerArgs = Arguments
+        Dim oPropertyExtractor = New PropertyValues(_logConfig)
 
         _logger.Info("Starting Job {0}", [GetType].Name)
 
@@ -308,7 +309,7 @@ Public Class ImportZUGFeRDFiles
 
                                     ' get properties as a nested object, see `oPropertyList`
                                     For Each oProperty As KeyValuePair(Of String, XmlItemProperty) In oGroup
-                                        Dim oPropertyValues As List(Of Object) = PropertyValues.GetPropValue(oDocument, oProperty.Key)
+                                        Dim oPropertyValues As List(Of Object) = oPropertyExtractor.GetPropValue(oDocument, oProperty.Key)
 
                                         oPropertyList.Add(oProperty.Value, oPropertyValues)
 
@@ -328,7 +329,8 @@ Public Class ImportZUGFeRDFiles
                                         Dim oColumnIsEmpty = False
 
                                         For Each oRow In oPropertyList
-                                            Dim oValue As List(Of Object) = oRow.Value.Item(oRowIndex)
+                                            Dim oValue As List(Of Object) = oRow.Value
+                                            'Dim oValue As List(Of Object) = oRow.Value.Item(oRowIndex)
                                             oColumnIsEmpty = oValue.Count = 0
                                         Next
 
@@ -416,7 +418,7 @@ Public Class ImportZUGFeRDFiles
 
                                 ' Iterate through default properties
                                 For Each Item As KeyValuePair(Of String, XmlItemProperty) In oDefaultProperties
-                                    Dim oPropertyValueList As List(Of Object) = PropertyValues.GetPropValue(oDocument, Item.Key)
+                                    Dim oPropertyValueList As List(Of Object) = oPropertyExtractor.GetPropValue(oDocument, Item.Key)
                                     Dim oPropertyDescription As String = Item.Value.Description
                                     Dim oPropertyValue As Object = Nothing
 
@@ -428,6 +430,12 @@ Public Class ImportZUGFeRDFiles
                                                 oPropertyValue = Nothing
                                             Case Else
                                                 oPropertyValue = oPropertyValueList.First()
+
+                                                ' This should hopefully show config errors
+                                                If TypeOf oPropertyValue Is List(Of Object) Then
+                                                    _logger.Warn("Property with Description {0} may be configured incorrectly", oPropertyDescription)
+                                                    oPropertyValue = Nothing
+                                                End If
                                         End Select
                                     End If
 

Jobs/EDMI/ZUGFeRD/PropertyValues.vb

@@ -1,20 +1,36 @@
 Imports System.Collections.Generic
 Imports System.Reflection
 Imports System.Text.RegularExpressions
+Imports DigitalData.Modules.Logging
 
 Public Class PropertyValues
-    Private Shared _indexPattern = "\((\d+)\)"
-    Private Shared _indexRegex As New Regex(_indexPattern)
+    Private _indexPattern = "\((\d+)\)"
+    Private _indexRegex As New Regex(_indexPattern)
+    Private _Logger As Logger
 
-    Public Shared Function GetPropValue(Obj As Object, PropertyName As String) As List(Of Object)
+    Public Sub New(LogConfig As LogConfig)
+        _Logger = LogConfig.GetLogger()
+    End Sub
+
+    Public Function GetPropValue(Obj As Object, PropertyName As String) As List(Of Object)
         Dim oNameParts As String() = PropertyName.Split("."c)
 
         If IsNothing(Obj) Then
+            _Logger.Debug("`Obj` is Nothing. Exiting.")
             Return New List(Of Object)
         End If
 
+
         If oNameParts.Length = 1 Then
-            Return Obj.GetType().GetProperty(PropertyName).GetValue(Obj, Nothing)
+            Dim oPropInfo As PropertyInfo = Obj.GetType().GetProperty(PropertyName)
+
+            If IsNothing(oPropInfo) Then
+                _Logger.Debug("Property {0} does not exist.", PropertyName)
+                Return New List(Of Object)
+            Else
+                Dim oPropValue = oPropInfo.GetValue(Obj, Nothing)
+                Return New List(Of Object) From {oPropValue}
+            End If
         End If
 
         For Each oPart As String In oNameParts
@@ -30,11 +46,8 @@ Public Class PropertyValues
 
             Dim oInfo As PropertyInfo = oType.GetProperty(oPartName)
 
-            If IsNothing(oInfo) Then
-                Return New List(Of Object)
-            End If
-
-            If IsNothing(oInfo.GetValue(Obj, Nothing)) Then
+            If IsNothing(oInfo) OrElse IsNothing(oInfo.GetValue(Obj, Nothing)) Then
+                _Logger.Debug("Property {0} does not exist.", oPartName)
                 Return New List(Of Object)
             End If
 
@@ -56,7 +69,11 @@ Public Class PropertyValues
                 End If
 
                 For Each oArrayItem In Obj
-                    Dim oResult = GetPropValue(oArrayItem, oPathFragments(1))
+                    Dim oResult As List(Of Object) = GetPropValue(oArrayItem, oPathFragments(1))
+
+                    'If Not IsNothing(oResult) AndAlso oResult.Count > 0 Then
+                    '    oResults.Add(oResult.Item(0))
+                    'End If
 
                     If Not IsNothing(oResult) Then
                         oResults.Add(oResult)
@@ -70,7 +87,7 @@ Public Class PropertyValues
         Return New List(Of Object) From {Obj}
     End Function
 
-    Private Shared Function GetIndex(Prop As String) As Integer
+    Private Function GetIndex(Prop As String) As Integer
         If Regex.IsMatch(Prop, _indexPattern) Then
             Dim oMatch = _indexRegex.Match(Prop)
             Dim oGroup = oMatch.Groups.Item(1)
@@ -82,11 +99,11 @@ Public Class PropertyValues
         Return Nothing
     End Function
 
-    Private Shared Function StripIndex(Prop As String) As String
+    Private Function StripIndex(Prop As String) As String
         Return Regex.Replace(Prop, _indexPattern, "")
     End Function
 
-    Private Shared Function HasIndex(Prop As String) As Boolean
+    Private Function HasIndex(Prop As String) As Boolean
         Return Regex.IsMatch(Prop, _indexPattern)
     End Function
 End Class