如何使用RxJava 2的CompositeDisposable? [英] How to use CompositeDisposable of RxJava 2?
本文介绍了如何使用RxJava 2的CompositeDisposable?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
在RxJava 1中,有CompositeSubscription,但在RxJava2中不存在,rxJava2中有一些CompositeDisposable。如何在RxJava2中使用CompositeDisposable或Disposable?
In RxJava 1, there was CompositeSubscription, but that is not present in RxJava2, There is something CompositeDisposable in rxJava2. How do I use CompositeDisposable or Disposable in RxJava2?
推荐答案
private final CompositeDisposable disposables = new CompositeDisposable();
// adding an Observable to the disposable
disposables.add(sampleObservable()
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribeWith(new DisposableObserver<String>() {
@Override
public void onComplete() {
}
@Override
public void onError(Throwable e) {
}
@Override
public void onNext(String value) {
}
}));
static Observable<String> sampleObservable() {
return Observable.defer(new Callable<ObservableSource<? extends String>>() {
@Override
public ObservableSource<? extends String> call() throws Exception {
// Do some long running operation
SystemClock.sleep(2000);
return Observable.just("one", "two", "three", "four", "five");
}
});
}
// Using clear will clear all, but can accept new disposable
disposables.clear();
// Using dispose will clear all and set isDisposed = true, so it will not accept any new disposable
disposables.dispose();
我有一个示例项目来演示RxJava2的使用。在这里您可以找到示例项目 - RxJava2-Android-Samples
I have a create a sample project to demonstrate the use of RxJava2. Here you can find the sample project - RxJava2-Android-Samples
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