219 lines
11 KiB
VB.net
219 lines
11 KiB
VB.net
Imports Oracle.ManagedDataAccess.Client
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Public Class ClassDatabase
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Private Shared SQLSERVERConnectionString As String
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Private Shared OracleConnectionString As String
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Public Shared Function Get_ConnectionString(id As Integer)
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Dim connectionString As String = ""
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Try
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'Me.TBCONNECTIONTableAdapter.FillByID(Me.DD_DMSLiteDataSet.TBCONNECTION, id)
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Dim DTConnection As DataTable = ClassDatabase.Return_Datatable("SELECT * FROM TBPM_CONNECTION WHERE GUID = " & id)
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If DTConnection.Rows.Count = 1 Then
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Select Case DTConnection.Rows(0).Item("SQL_PROVIDER")
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Case "MS-SQL"
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If DTConnection.Rows(0).Item("USERNAME") = "WINAUTH" Then
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connectionString = "Server=" & DTConnection.Rows(0).Item("SERVER") & ";Database=" & DTConnection.Rows(0).Item("DATENBANK") & ";Trusted_Connection=True;"
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Else
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connectionString = "Server=" & DTConnection.Rows(0).Item("SERVER") & ";Database=" & DTConnection.Rows(0).Item("DATENBANK") & ";User Id=" & DTConnection.Rows(0).Item("USERNAME") & ";Password=" & DTConnection.Rows(0).Item("USERNAME") & ";Password=" & DTConnection.Rows(0).Item("PASSWORD") & ";"
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End If
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' connectionString = "Server=" & DTConnection.Rows(0).Item("SERVER") & ";Database=" & DTConnection.Rows(0).Item("DATENBANK") & ";User Id=" & DTConnection.Rows(0).Item("USERNAME") & ";Password=" & DTConnection.Rows(0).Item("PASSWORD") & ";"
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Case "Oracle"
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If DTConnection.Rows(0).Item("BEMERKUNG").ToString.Contains("without tnsnames") Then
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connectionString = "Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=" & DTConnection.Rows(0).Item("SERVER") & ")(PORT=1521)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=" & _
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DTConnection.Rows(0).Item("DATENBANK") & ")));User Id=" & DTConnection.Rows(0).Item("USERNAME") & ";Password=" & DTConnection.Rows(0).Item("PASSWORD") & ";"
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Else
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connectionString = "Data Source=" & DTConnection.Rows(0).Item("SERVER") & ";Persist Security Info=True;User Id=" & DTConnection.Rows(0).Item("USERNAME") & ";Password=" & DTConnection.Rows(0).Item("PASSWORD") & ";Unicode=True"
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End If
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'Case "ODBC"
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' Dim conn As New OdbcConnection("dsn=" & DTConnection.Rows(0).Item("SERVER") & ";uid=" & DTConnection.Rows(0).Item("USERNAME") & ";pwd=" + DTConnection.Rows(0).Item("PASSWORD"))
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' connectionString = conn.ConnectionString
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Case Else
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ClassLogger.Add(" - ConnectionType nicht integriert", False)
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MsgBox("ConnectionType nicht integriert", MsgBoxStyle.Critical, "Bitte Konfiguration Connection überprüfen!")
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End Select
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Else
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ClassLogger.Add(" No entry for Connection-ID: " & id.ToString, True)
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End If
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Catch ex As Exception
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ClassLogger.Add(" - Error in bei Get ConnectionString - Fehler: " & vbNewLine & ex.Message)
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MsgBox(ex.Message, MsgBoxStyle.Critical, "Error in Get ConnectionString:")
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End Try
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Return connectionString
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End Function
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Public Shared Function Init()
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Try
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SQLSERVERConnectionString = MyConnectionString
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Dim SQLconnect As New SqlClient.SqlConnection
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SQLconnect.ConnectionString = SQLSERVERConnectionString
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SQLconnect.Open()
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SQLconnect.Close()
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Return True
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Catch ex As Exception
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ClassLogger.Add("Fehler bei Database-Init: " & ex.Message, True)
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Return False
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End Try
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End Function
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Public Shared Function Return_Datatable(Select_anweisung As String, Optional userInput As Boolean = False)
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Try
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Dim SQLconnect As New SqlClient.SqlConnection
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Dim SQLcommand As SqlClient.SqlCommand
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SQLconnect.ConnectionString = SQLSERVERConnectionString
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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SQLcommand.CommandText = Select_anweisung
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Dim adapter1 As SqlClient.SqlDataAdapter = New SqlClient.SqlDataAdapter(SQLcommand)
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Dim dt As DataTable = New DataTable()
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adapter1.Fill(dt)
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SQLconnect.Close()
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Return dt
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in Return Datatable - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & Select_anweisung, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei Return_Datatable: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & Select_anweisung, False)
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Return Nothing
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End Try
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End Function
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Public Shared Function Return_Datatable_CS(Select_anweisung As String, Conn_ID As Integer, Optional userInput As Boolean = False)
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Try
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Dim ConString As String = Get_ConnectionString(Conn_ID)
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Dim SQLconnect As New SqlClient.SqlConnection
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Dim SQLcommand As SqlClient.SqlCommand
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SQLconnect.ConnectionString = ConString
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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SQLcommand.CommandText = Select_anweisung
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Dim adapter1 As SqlClient.SqlDataAdapter = New SqlClient.SqlDataAdapter(SQLcommand)
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Dim dt As DataTable = New DataTable()
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adapter1.Fill(dt)
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SQLconnect.Close()
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Return dt
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in Return_Datatable_CS - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & Select_anweisung, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei Return_Datatable_CS: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & Select_anweisung, False)
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Return Nothing
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End Try
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End Function
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Public Shared Function Execute_non_Query(ExecuteCMD As String, Optional userInput As Boolean = False)
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Try
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Dim SQLconnect As New SqlClient.SqlConnection
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Dim SQLcommand As SqlClient.SqlCommand
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SQLconnect.ConnectionString = SQLSERVERConnectionString
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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'Update Last Created Record in Foo
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SQLcommand.CommandText = ExecuteCMD
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SQLcommand.ExecuteNonQuery()
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SQLcommand.Dispose()
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SQLconnect.Close()
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Return True
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in Execute non query - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & ExecuteCMD, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei Execute_non_Query: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & ExecuteCMD, False)
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Return False
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End Try
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End Function
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Public Shared Function Execute_Scalar(cmdscalar As String, ConString As String, Optional userInput As Boolean = False)
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Dim result
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Try
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Dim SQLconnect As New SqlClient.SqlConnection
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Dim SQLcommand As SqlClient.SqlCommand
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SQLconnect.ConnectionString = ConString
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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'Update Last Created Record in Foo
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SQLcommand.CommandText = cmdscalar
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result = SQLcommand.ExecuteScalar()
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SQLcommand.Dispose()
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SQLconnect.Close()
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Return result
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in Execute Scalar - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & cmdscalar, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei Execute_Scalar: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & cmdscalar, False)
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Return Nothing
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End Try
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End Function
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Public Shared Function OracleExecute_Scalar(cmdscalar As String, OracleConnection As String)
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Dim result
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Try
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Dim SQLconnect As New OracleConnection
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Dim SQLcommand As New OracleCommand
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SQLconnect.ConnectionString = OracleConnection
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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'Update Last Created Record in Foo
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SQLcommand.CommandText = cmdscalar
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result = SQLcommand.ExecuteScalar()
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SQLcommand.Dispose()
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SQLconnect.Close()
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Return result
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Catch ex As Exception
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ClassLogger.Add("Fehler bei OracleExecute_Scalar: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & cmdscalar, False)
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Return Nothing
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End Try
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End Function
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Public Shared Function OracleExecute_non_Query(ExecuteCMD As String, OracleConnection As String, Optional userInput As Boolean = False)
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Try
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Dim SQLconnect As New OracleConnection
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Dim SQLcommand As OracleCommand
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SQLconnect.ConnectionString = OracleConnection
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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'Update Last Created Record in Foo
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SQLcommand.CommandText = ExecuteCMD
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SQLcommand.ExecuteNonQuery()
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SQLcommand.Dispose()
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SQLconnect.Close()
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Return True
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in OracleExecute_non_Query - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & ExecuteCMD, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei OracleExecute_non_Query: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & ExecuteCMD, False)
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Return False
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End Try
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End Function
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Public Shared Function Oracle_Return_Datatable(Select_anweisung As String, OracleConnection As String, Optional userInput As Boolean = False)
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Try
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Dim SQLconnect As New OracleConnection
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Dim SQLcommand As OracleCommand
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SQLconnect.ConnectionString = OracleConnection
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SQLconnect.Open()
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SQLcommand = SQLconnect.CreateCommand
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SQLcommand.CommandText = Select_anweisung
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Dim adapter1 As OracleDataAdapter = New OracleDataAdapter(SQLcommand)
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Dim dt As DataTable = New DataTable()
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adapter1.Fill(dt)
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SQLconnect.Close()
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Return dt
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Catch ex As Exception
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If userInput = True Then
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MsgBox("Error in Oracle Return Datatable - Error-Message:" & vbNewLine & ex.Message & vbNewLine & "SQL-Command:" & vbNewLine & Select_anweisung, MsgBoxStyle.Critical)
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End If
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ClassLogger.Add("Fehler bei Oracle_Return_Datatable: " & ex.Message, True)
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ClassLogger.Add("#SQL: " & Select_anweisung, False)
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Return Nothing
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End Try
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End Function
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End Class
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