BeanPathAdapter.java 文件源码

/**
 * @param observable
 *            the {@link Observable} to check
 * @return true when the {@link Observable} is an {@link ObservableSet}
 */
protected static boolean isObservableSet(final Observable observable) {
    return observable != null
            && ObservableSet.class.isAssignableFrom(observable
                    .getClass());
}