在增删mIResponses的时候遍历通知没有处理清楚 about viabus-architecture HOT 8 CLOSED

private static Set<IResponse> mIResponses;

private static final Object LOCK = new Object();

public static void registerResponseObserver(IResponse response) {
    if (response == null) return;

    synchronized (LOCK) {
        if (mIResponses == null) {
            mIResponses = new HashSet<>(1);
        }
        mIResponses.add(response);
    }
}

public static void unregisterResponseObserver(IResponse response) {
    if (response == null) return;

    synchronized (LOCK) {
        if (mIResponses != null) {
            mIResponses.remove(response);
        }
    }
}

public static void response(Result result) {

    if (result == null) {
        return;
    }

    Set<IResponse> mIResponsesCopy;

    synchronized (LOCK) {
        if (mIResponses == null) {
            return;
        }
        mIResponsesCopy = new HashSet<>(mIResponses);
    }

    for (IResponse response : mIResponsesCopy) {
        response.onResult(result);
    }
    mIResponsesCopy.clear();
    mIResponsesCopy = null;
}