/** * Fires a property change event to listeners * that have been registered to track updates of * all properties or a property with the specified name. * <p> * No event is fired if the given event's old and new values are equal and non-null. * * @param event the {@code PropertyChangeEvent} to be fired */ public void firePropertyChange(PropertyChangeEvent event) { Object oldValue = event.getOldValue(); Object newValue = event.getNewValue(); if (oldValue == null || newValue == null || !oldValue.equals(newValue)) { String name = event.getPropertyName(); PropertyChangeListener[] common = this.map.get(null); PropertyChangeListener[] named = (name != null) ? this.map.get(name) : null; fire(common, event); fire(named, event); } }
/** * Fires a property change event to listeners * that have been registered to track updates of * all properties or a property with the specified name. * <p> * No event is fired if the given event's old and new values are equal and non-null. * * @param event the {@code PropertyChangeEvent} to be fired */ public void firePropertyChange(PropertyChangeEvent event) { Object oldValue = event.getOldValue(); Object newValue = event.getNewValue(); if (oldValue == null || newValue == null || !oldValue.equals(newValue)) { String name = event.getPropertyName(); PropertyChangeListener[] common = this.map.get(null); PropertyChangeListener[] named = (name != null) ? this.map.get(name) : null; fire(common, event); fire(named, event); } }