code: public <E> void setComboBoxModel(String fieldLabel, ComboBoxModel<E> comboBoxModel) {
  		Component c = this.fieldMap.get(fieldLabel);
  		if (c instanceof JComboBox) {
  			@SuppressWarnings("unchecked")
  			JComboBox<E> comboBox = (JComboBox<E>) c;
  			comboBox.setModel(comboBoxModel);
  		} else if (c == null) {
  			// Ignore - could be during init
  			logger.debug("No field for " + fieldLabel);
  		} else {
  			handleUnexpectedFieldClass(fieldLabel, c);
  		}
  	}
docs: Sets the given combo box model into the combo box with the given label.
  <p>
  Control of selection state (i.e. set/get selected item) is done through the combo box model.
  
  @param <E> the type of the elements of the combo box model.
  @param fieldLabel the name of the label of the combo box field
  @param comboBoxModel the model to set into the combo box
  @since 2.6.0
  @see #addComboField(String, ComboBoxModel)
  @see #addComboField(int, String, ComboBoxModel)