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Visual Basic
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 Copy Code
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Overrides Public Function SelectOne() As DataTable
Dim scmCmdToExecute As SqlCommand = New SqlCommand()
scmCmdToExecute.CommandText = "dbo.[pr_Journaleintrag_SelectOne]"
scmCmdToExecute.CommandType = CommandType.StoredProcedure
Dim dtToReturn As DataTable = new DataTable("Journaleintrag")
Dim sdaAdapter As SqlDataAdapter = new SqlDataAdapter(scmCmdToExecute)
' // Use base class' connection object
scmCmdToExecute.Connection = m_scoMainConnection
Try
scmCmdToExecute.Parameters.Add(new SqlParameter("@ijournaleintragnr", SqlDbType.Int, 4, ParameterDirection.Input, False, 10, 0, "", DataRowVersion.Proposed, m_iJournaleintragnr))
scmCmdToExecute.Parameters.Add(new SqlParameter("@iErrorCode", SqlDbType.Int, 4, ParameterDirection.Output, True, 10, 0, "", DataRowVersion.Proposed, m_iErrorCode))
If m_bMainConnectionIsCreatedLocal Then
' // Open connection.
m_scoMainConnection.Open()
Else
If m_cpMainConnectionProvider.bIsTransactionPending Then
scmCmdToExecute.Transaction = m_cpMainConnectionProvider.stCurrentTransaction
End If
End If
' // Execute query.
sdaAdapter.Fill(dtToReturn)
m_iErrorCode = scmCmdToExecute.Parameters.Item("@iErrorCode").Value
If Not m_iErrorCode.Equals(New SqlInt32(LLBLError.AllOk)) Then
' // Throw error.
Throw New Exception("Stored Procedure 'pr_Journaleintrag_SelectOne' reported the ErrorCode: " & m_iErrorCode.ToString())
End If
If dtToReturn.Rows.Count > 0 Then
m_iJournaleintragnr = New SqlInt32(CType(dtToReturn.Rows(0)("journaleintragnr"), Integer))
If dtToReturn.Rows(0)("journalnr") Is System.DBNull.Value Then
m_iJournalnr = SqlInt32.Null
Else
m_iJournalnr = New SqlInt32(CType(dtToReturn.Rows(0)("journalnr"), Integer))
End If
If dtToReturn.Rows(0)("eintrag") Is System.DBNull.Value Then
m_sEintrag = SqlString.Null
Else
m_sEintrag = New SqlString(CType(dtToReturn.Rows(0)("eintrag"), String))
End If
If dtToReturn.Rows(0)("datumzeit") Is System.DBNull.Value Then
m_daDatumzeit = SqlDateTime.Null
Else
m_daDatumzeit = New SqlDateTime(CType(dtToReturn.Rows(0)("datumzeit"), Date))
End If
End If
Return dtToReturn
Catch ex As Exception
' // some error occured. Bubble it to caller and encapsulate Exception object
Throw New Exception("clsJournaleintrag::SelectOne::Error occured.", ex)
Finally
If m_bMainConnectionIsCreatedLocal Then
' // Close connection.
m_scoMainConnection.Close()
End If
scmCmdToExecute.Dispose()
sdaAdapter.Dispose()
End Try
End Function
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