RxBoxStore.java 文件源码

/**
 * Using the returned Observable, you can be notified about data changes.
 * Once a transaction is committed, you will get info on classes with changed Objects.
 */
public static <T> Observable<Class> observable(final BoxStore boxStore) {
    return Observable.create(new ObservableOnSubscribe<Class>() {
        @Override
        public void subscribe(final ObservableEmitter<Class> emitter) throws Exception {
            final DataSubscription dataSubscription = boxStore.subscribe().observer(new DataObserver<Class>() {
                @Override
                public void onData(Class data) {
                    if (!emitter.isDisposed()) {
                        emitter.onNext(data);
                    }
                }
            });
            emitter.setCancellable(new Cancellable() {
                @Override
                public void cancel() throws Exception {
                    dataSubscription.cancel();
                }
            });
        }
    });
}