private void notifyListeners() {
		if (changeListeners.isEmpty()) {
			return;
		}

		Runnable notifyRunnable = new Runnable() {
			@Override
			public void run() {
				ChangeEvent event = new ChangeEvent(DataTypePropertyManager.this);
				for (ChangeListener l : changeListeners) {
					l.stateChanged(event);
				}
			}
		};

		SystemUtilities.runSwingNow(notifyRunnable);
	}
Notify listeners that the favorites list changed.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/datamgr/DataTypePropertyManager.java