FindSpecificMachine() public method

public FindSpecificMachine ( int machineID ) : Machine
machineID int
return Machine
 private void comboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
 {
     MachineController controller = new MachineController();
     Machine newMachine = controller.FindSpecificMachine(Convert.ToInt32(comboBox.SelectedValue));
     machine = newMachine;
     comboBoxYear.ItemsSource = controller.GetListForComboBoxYear(newMachine.Lifespan);
     //Sæt maxværdi på valgt år box til lifespan         
 }
        private void comboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            MachineController controller = new MachineController();
            Machine newMachine = controller.FindSpecificMachine(Convert.ToInt32(comboBox.SelectedValue));
            txtBoxMachineName.Text = newMachine.Name;
            txtBoxLifespan.Text = newMachine.Lifespan.ToString();
            txtBoxScrapValue.Text = newMachine.ScrapValue.ToString();
            txtBoxPurchasePrice.Text = newMachine.PurchasePrice.ToString();
            if (newMachine.ProductionUse)
            {
                radioBtnYesMachine.IsChecked = true;
            }
            else
            {
                radioBtnNoMachine.IsChecked = true;
            }

            DTPickerpurchaseDate.SelectedDate = newMachine.DateBought;
            txtBoxInterestRate.Text = newMachine.InterestRate.ToString();
        }