/// <summary>
/// Executes a request to update values in a row of a table, with constraints on the previous values.
/// This is the synchronous implementation.
/// </summary>
/// <parameters>
/// <param name="context">Description of the request.</param>
/// </parameters>
/// <returns>
/// The request result.
/// </returns>
protected virtual IUpdateResult Execute(IUpdateContext context)
{
if (!IsOperationThreadStarted)
{
return(new UpdateResult(false, ResultError.ErrorFatalNoOperationThread));
}
IActiveOperation <IUpdateResultInternal> ActiveOperation = Connector.Update(context);
IUpdateResultInternal Result = ActiveOperation.Result;
FinalizeOrQueue(ActiveOperation);
return(Result);
}
public virtual string FinalizeOperation(MySqlCommand command, IUpdateResultInternal result)
{
try
{
int ModifiedLines = command.EndExecuteNonQuery(result.AsyncResult);
if (ModifiedLines > 0)
{
result.SetCompleted(true);
return($"succeeded, {ModifiedLines} row(s) modified");
}
else
{
result.SetCompleted(false, ResultError.ErrorNoRowModified);
return("failed");
}
}
catch
{
result.SetCompleted(false, ResultError.ErrorExceptionCompletingUpdate);
throw;
}
}
