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SQLBitwiseExpression.cls
executable file
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SQLBitwiseExpression.cls
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VERSION 1.0 CLASS
BEGIN
MultiUse = -1 'True
Persistable = 0 'NotPersistable
DataBindingBehavior = 0 'vbNone
DataSourceBehavior = 0 'vbNone
MTSTransactionMode = 0 'NotAnMTSObject
END
Attribute VB_Name = "SQLBitwiseExpression"
Attribute VB_GlobalNameSpace = False
Attribute VB_Creatable = True
Attribute VB_PredeclaredId = False
Attribute VB_Exposed = True
' ___________________________________________________
'
' © Hi-Integrity Systems 2014. All rights reserved.
' www.hisystems.com.au - Toby Wicks
' ___________________________________________________
'
Option Explicit
Implements ISQLExpression
Public Enum SQLBitwiseOperatorEnum
dboBitwiseAnd
dboBitwiseOr
dboBitwiseXor
End Enum
Public Left As ISQLExpression
Public Right As ISQLExpression
Public Operator As SQLBitwiseOperatorEnum
Private Sub Class_Initialize()
Set Left = New SQLValueExpression
Set Right = New SQLValueExpression
Operator = dboArithmeticAdd
End Sub
Private Property Get ISQLExpression_SQL(ByVal eConnection As ConnectionTypeEnum) As String
ISQLExpression_SQL = "(" & Left.SQL(eConnection) & " " & OperatorToString(Operator) & " " & Right.SQL(eConnection) & ")"
End Property
Private Function OperatorToString(ByVal eOperator As SQLBitwiseOperatorEnum) As String
Select Case eOperator
Case dboBitwiseAnd
OperatorToString = "&"
Case dboBitwiseOr
OperatorToString = "|"
Case dboBitwiseXor
OperatorToString = "^"
Case Else
RaiseError dboErrorInvalidArgument
End Select
End Function