```private var loading: Boolean = false fun l...

# android

[jakub.dyszkiewicz]

private var loading: Boolean = false

    fun loadPosts(size: Int = 20, lastId: Int = Integer.MAX_VALUE) {
        if (loading) {
            return
        }
        loading = true
        Observable.fromCallable { postRepository.findLatest(size, lastId) }
                .subscribeOn(Schedulers.newThread())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe {
                    posts.addAll(it)
                    view.displayPosts(posts)
                    loading = false
                }
    }