/**
* @param storage
* @param propertyName
*/
public void storeDialogPositions(
JDialog dialog, WindowConfigurationStorage storage, String propertyName) {
storage.setX((dialog.getX()));
storage.setY((dialog.getY()));
storage.setWidth((dialog.getWidth()));
storage.setHeight((dialog.getHeight()));
String marshalled = marshall(storage);
setProperty(propertyName, marshalled);
}