Пример обработки XML без LINQ

Этот же фрагмент кода, выполненный на LINQ


 359:  ...
 360:  Public Class PaymentProfileBankingCards
 361:   
 362:      Property toUser As String = ""
 363:      Property VISA_Module As String = ""
 364:      Property VISA_Code As String = ""
 365:      Property VISA_Comission As Decimal
 366:      Property VISA_DayLimit As Decimal
 367:      Property VISA_MounthLimit As Decimal
 368:      Property MC_Module As String = ""
 369:      Property MC_Code As String = ""
 370:      Property MC_Comission As Decimal
 371:      Property MC_DayLimit As Decimal
 372:      Property MC_MounthLimit As Decimal
 373:      Property DCL_Module As String = ""
 374:      Property DCL_Code As String = ""
 375:      Property DCL_Comission As Decimal
 376:      Property DCL_DayLimit As Decimal
 377:      Property DCL_MounthLimit As Decimal
 378:      Property JCB_Module As String = ""
 379:      Property JCB_Code As String = ""
 380:      Property JCB_Comission As Decimal
 381:      Property JCB_DayLimit As Decimal
 382:      Property JCB_MounthLimit As Decimal
 383:      Property AMEX_Module As String = ""
 384:      Property AMEX_Code As String = ""
 385:      Property AMEX_Comission As Decimal
 386:      Property AMEX_DayLimit As Decimal
 387:      Property AMEX_MounthLimit As Decimal
 388:   
 389:   
 390:      Public Sub SaveBankingCards()
 391:          Dim XML1 As New StringBuilder("<?xml version='1.0' encoding='UTF-16' ?>" & vbCrLf & "<BankingCards> " & vbCrLf)
 392:          XML1.Append("<VISA ")
 393:          If _VISA_Module <> "" Then XML1.Append("Module='" & _VISA_Module & "' ")
 394:          If _VISA_Code <> "" Then XML1.Append("Code='" & _VISA_Code & "' ")
 395:          If _VISA_Comission <> 0 Then XML1.Append("Comission='" & _VISA_Comission & "' ")
 396:          If _VISA_DayLimit <> 0 Then XML1.Append("DayLimit='" & _VISA_DayLimit & "' ")
 397:          If _VISA_MounthLimit <> 0 Then XML1.Append("MounthLimit='" & _VISA_MounthLimit & "' ")
 398:          XML1.AppendLine(" />")
 399:          XML1.Append("<MC ")
 400:          If _MC_Module <> "" Then XML1.Append("Module='" & _MC_Module & "' ")
 401:          If _MC_Code <> "" Then XML1.Append("Code='" & _MC_Code & "' ")
 402:          If _MC_Comission <> 0 Then XML1.Append("Comission='" & _MC_Comission & "' ")
 403:          If _MC_DayLimit <> 0 Then XML1.Append("DayLimit='" & _MC_DayLimit & "' ")
 404:          If _MC_MounthLimit <> 0 Then XML1.Append("MounthLimit='" & _MC_MounthLimit & "' ")
 405:          XML1.AppendLine(" />")
 406:          XML1.Append("<DCL ")
 407:          If _DCL_Module <> "" Then XML1.Append("Module='" & _DCL_Module & "' ")
 408:          If _DCL_Code <> "" Then XML1.Append("Code='" & _DCL_Code & "' ")
 409:          If _DCL_Comission <> 0 Then XML1.Append("Comission='" & _DCL_Comission & "' ")
 410:          If _DCL_DayLimit <> 0 Then XML1.Append("DayLimit='" & _DCL_DayLimit & "' ")
 411:          If _DCL_MounthLimit <> 0 Then XML1.Append("MounthLimit='" & _DCL_MounthLimit & "' ")
 412:          XML1.AppendLine(" />")
 413:          XML1.Append("<JCB ")
 414:          If _JCB_Module <> "" Then XML1.Append("Module='" & _JCB_Module & "' ")
 415:          If _JCB_Code <> "" Then XML1.Append("Code='" & _JCB_Code & "' ")
 416:          If _JCB_Comission <> 0 Then XML1.Append("Comission='" & _JCB_Comission & "' ")
 417:          If _JCB_DayLimit <> 0 Then XML1.Append("DayLimit='" & _JCB_DayLimit & "' ")
 418:          If _JCB_MounthLimit <> 0 Then XML1.Append("MounthLimit='" & _JCB_MounthLimit & "' ")
 419:          XML1.AppendLine(" />")
 420:          XML1.Append("<AMEX ")
 421:          If _AMEX_Module <> "" Then XML1.Append("Module='" & _AMEX_Module & "' ")
 422:          If _AMEX_Code <> "" Then XML1.Append("Code='" & _AMEX_Code & "' ")
 423:          If _AMEX_Comission <> 0 Then XML1.Append("Comission='" & _AMEX_Comission & "' ")
 424:          If _AMEX_DayLimit <> 0 Then XML1.Append("DayLimit='" & _AMEX_DayLimit & "' ")
 425:          If _AMEX_MounthLimit <> 0 Then XML1.Append("MounthLimit='" & _AMEX_MounthLimit & "' ")
 426:          XML1.AppendLine(" />")
 427:          XML1.Append("</BankingCards> ")
 428:          '
 429:          Dim WriteBankingCards As New VBNET2009.ExecSQL_RDR( _
 430:          "toUser", _toUser, _
 431:          "BankingCards", XML1.ToString)
 432:          WriteBankingCards.ExecSQL("SaveBankingCardsUserProfile", Data.CommandType.StoredProcedure)
 433:          WriteBankingCards.Close()
 434:      End Sub
 435:   
 436:      Public Sub ReadBankingCardsFromDB(ByVal UserID As String)
 437:          Dim BankingCardsProfile As New VBNET2009.ExecSQL_RDR("id", UserID)
 438:          Dim DR1 As Data.SqlClient.SqlDataReader = BankingCardsProfile.ExecSQL("select toUser,BankingCardsProfile from [Airts].[dbo].[UserPaymentProfile] with (nolock) where toUser=@ID", Data.CommandType.Text)
 439:          Dim Xml1 As New System.Xml.XmlDocument
 440:          If DR1.Read Then
 441:              _toUser = DR1("toUser").ToString
 442:              If Not IsDBNull(DR1("BankingCardsProfile")) Then
 443:                  Xml1.LoadXml(DR1("BankingCardsProfile").Replace("UTF-16", "UTF-8"))
 444:                  _VISA_Module = XMLService.GetTagText("/BankingCards/VISA/@Module", Xml1)
 445:                  _VISA_Code = XMLService.GetTagText("/BankingCards/VISA/@Code", Xml1)
 446:                  If XMLService.GetTagText("/BankingCards/VISA/@Comission", Xml1) <> "" Then
 447:                      _VISA_Comission = CDec(XMLService.GetTagText("/BankingCards/VISA/@Comission", Xml1))
 448:                  End If
 449:                  If XMLService.GetTagText("/BankingCards/VISA/@DayLimit", Xml1) <> "" Then
 450:                      _VISA_DayLimit = CDec(XMLService.GetTagText("/BankingCards/VISA/@DayLimit", Xml1))
 451:                  End If
 452:                  If XMLService.GetTagText("/BankingCards/VISA/@Comission", Xml1) <> "" Then
 453:                      _VISA_MounthLimit = CDec(XMLService.GetTagText("/BankingCards/VISA/@MounthLimit", Xml1))
 454:                  End If
 455:                  _MC_Module = XMLService.GetTagText("/BankingCards/MC/@Module", Xml1)
 456:                  _MC_Code = XMLService.GetTagText("/BankingCards/MC/@Code", Xml1)
 457:                  If XMLService.GetTagText("/BankingCards/MC/@Comission", Xml1) <> "" Then
 458:                      _MC_Comission = CDec(XMLService.GetTagText("/BankingCards/MC/@Comission", Xml1))
 459:                  End If
 460:                  If XMLService.GetTagText("/BankingCards/MC/@DayLimit", Xml1) <> "" Then
 461:                      _MC_DayLimit = CDec(XMLService.GetTagText("/BankingCards/MC/@DayLimit", Xml1))
 462:                  End If
 463:                  If XMLService.GetTagText("/BankingCards/MC/@MounthLimit", Xml1) <> "" Then
 464:                      _MC_MounthLimit = CDec(XMLService.GetTagText("/BankingCards/MC/@MounthLimit", Xml1))
 465:                  End If
 466:                  _DCL_Module = XMLService.GetTagText("/BankingCards/DCL/@Module", Xml1)
 467:                  _DCL_Code = XMLService.GetTagText("/BankingCards/DCL/@Code", Xml1)
 468:                  If XMLService.GetTagText("/BankingCards/DCL/@Comission", Xml1) <> "" Then
 469:                      _DCL_Comission = CDec(XMLService.GetTagText("/BankingCards/DCL/@Comission", Xml1))
 470:                  End If
 471:                  If XMLService.GetTagText("/BankingCards/DCL/@DayLimit", Xml1) <> "" Then
 472:                      _DCL_DayLimit = CDec(XMLService.GetTagText("/BankingCards/DCL/@DayLimit", Xml1))
 473:                  End If
 474:                  If XMLService.GetTagText("/BankingCards/DCL/@MounthLimit", Xml1) <> "" Then
 475:                      _DCL_MounthLimit = CDec(XMLService.GetTagText("/BankingCards/DCL/@MounthLimit", Xml1))
 476:                  End If
 477:                  _JCB_Module = XMLService.GetTagText("/BankingCards/JCB/@Module", Xml1)
 478:                  _JCB_Code = XMLService.GetTagText("/BankingCards/JCB/@Code", Xml1)
 479:                  If XMLService.GetTagText("/BankingCards/JCB/@Comission", Xml1) <> "" Then
 480:                      _JCB_Comission = CDec(XMLService.GetTagText("/BankingCards/JCB/@Comission", Xml1))
 481:                  End If
 482:                  If XMLService.GetTagText("/BankingCards/JCB/@DayLimit", Xml1) <> "" Then
 483:                      _JCB_DayLimit = CDec(XMLService.GetTagText("/BankingCards/JCB/@DayLimit", Xml1))
 484:                  End If
 485:                  If XMLService.GetTagText("/BankingCards/JCB/@MounthLimit", Xml1) <> "" Then
 486:                      _JCB_MounthLimit = CDec(XMLService.GetTagText("/BankingCards/JCB/@MounthLimit", Xml1))
 487:                  End If
 488:                  _AMEX_Module = XMLService.GetTagText("/BankingCards/AMEX/@Module", Xml1)
 489:                  _AMEX_Code = XMLService.GetTagText("/BankingCards/AMEX/@Code", Xml1)
 490:                  If XMLService.GetTagText("/BankingCards/AMEX/@Comission", Xml1) <> "" Then
 491:                      _AMEX_Comission = CDec(XMLService.GetTagText("/BankingCards/AMEX/@Comission", Xml1))
 492:                  End If
 493:                  If XMLService.GetTagText("/BankingCards/AMEX/@DayLimit", Xml1) <> "" Then
 494:                      _AMEX_DayLimit = CDec(XMLService.GetTagText("/BankingCards/AMEX/@DayLimit", Xml1))
 495:                  End If
 496:                  If XMLService.GetTagText("/BankingCards/AMEX/@MounthLimit", Xml1) <> "" Then
 497:                      _AMEX_MounthLimit = CDec(XMLService.GetTagText("/BankingCards/AMEX/@MounthLimit", Xml1))
 498:                  End If
 499:              End If
 500:          End If
 501:          BankingCardsProfile.Close()
 502:      End Sub
 503:   
 504:  End Class
 521:  ...
 522:  Public Class XMLService
 523:      Public Shared Function GetTagText(ByVal XqueryPatch As String, ByVal Node As System.Xml.XmlNode) As String
 524:          If Node.SelectNodes(XqueryPatch).Count > 0 Then
 525:              If Node.SelectNodes(XqueryPatch)(0) IsNot Nothing Then
 526:                  Return Node.SelectNodes(XqueryPatch)(0).Value
 527:              Else
 528:                  Return ("")
 529:              End If
 530:          Else
 531:              Return ("")
 532:          End If
 533:      End Function
 534:   
 535:  End Class


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