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http://www.jetbrains.com/resharper/>Hi everybody,
>
>Recently I decided to use one exit point from my methods even though it leads to complicated code (sometimes) with multiple if else statements.
>
>I need to re-factor this code:
>
>
>SqlCommand sqlCommand = new SqlCommand();
>
> sqlCommand.CommandType = CommandType.Text;
> sqlCommand.CommandText = "select closedrwrs from dbo.prefs_sl;";
>
> if (database.ExecuteSqlCommand(sqlCommand, ref messageText, ref statusCode))
> {
> Int16 closeDrawers;
> if (Int16.TryParse(messageText, out closeDrawers))
> {
> if (closeDrawers < 2)
> {
> statusCode = 610;
> messageText = "System is not set up to close cash drawers";
> }
> // Ok to close a drawer
> else
> {
> sqlCommand.Parameters.Clear();
> String currentOperator, currentSalespoint, closeOperator, closeSalespoint, cDetails;
> currentOperator = GetParameterValue(parameters, "tcOperator");
> currentSalespoint = GetParameterValue(parameters, "tcSalespoint");
> cDetails = GetParameterValue(parameters, "tcDetails");
> closeOperator = cDetails.ParseStringFromSqml("CLOSE_OP");
> if (String.IsNullOrWhiteSpace(closeOperator))
> closeOperator = currentOperator;
> closeSalespoint = cDetails.ParseStringFromSqml("CLOSE_SP");
> if (String.IsNullOrWhiteSpace(closeSalespoint))
> closeSalespoint = currentSalespoint;
> DateTime startTime, endTime;
> startTime = cDetails.ParseDateTimeFromSqml("START_TIME");
> endTime = cDetails.ParseDateTimeFromSqml("END_TIME");
> String closeType;
>>
>There are many lines of code below, but that first part is what is common between two different methods in VFP (where it's repeated as is in both methods).
>
>So, my question is - how can I make the above a separate method, but be able to re-use all these variables such as startTime, etc.
>?
