if (min >= 0) {
final int max = elementaryConditionList.getMinSelectionIndex();
if (min == max) {
final ASelectableCondition oldCond = (ASelectableCondition) elementaryConditionList
.getSelectedValue();
final ASelectableCondition newCond = new ConditionNotSatisfiedDecorator(oldCond);
final DefaultComboBoxModel model = (DefaultComboBoxModel) elementaryConditionList.getModel();
model.addElement(newCond);
validate();
}
}