Does this library cause memory leaks

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License. */ package io.reactivex.android.samples;

import android.app.Activity; import android.os.Bundle; import android.os.SystemClock; import android.util.Log; import android.view.View;

import java.util.concurrent.Callable;

import io.reactivex.Observable; import io.reactivex.ObservableSource; import io.reactivex.android.schedulers.AndroidSchedulers; import io.reactivex.disposables.CompositeDisposable; import io.reactivex.observers.DisposableObserver; import io.reactivex.schedulers.Schedulers;

public class MainActivity extends Activity { private static final String TAG = "RxAndroidSamples";

private final CompositeDisposable disposables = new CompositeDisposable();

@Override protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main_activity);
    findViewById(R.id.button_run_scheduler).setOnClickListener(new View.OnClickListener() {
        @Override public void onClick(View v) {
            onRunSchedulerExampleButtonClicked();
        }
    });
}

@Override protected void onDestroy() {
    super.onDestroy();
    disposables.clear();
}

void onRunSchedulerExampleButtonClicked() {
    disposables.add(sampleObservable()
        // Run on a background thread
        .subscribeOn(Schedulers.io())
        // Be notified on the main thread
        .observeOn(AndroidSchedulers.mainThread())
        .subscribeWith(new DisposableObserver<String>() {
            @Override public void onComplete() {
                Log.d(TAG, "onComplete()");
            }

            @Override public void onError(Throwable e) {
                Log.e(TAG, "onError()", e);
            }

            @Override public void onNext(String string) {
                Log.d(TAG, "onNext(" + string + ")");
            }
        })
    );
}

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(5000);
            return Observable.just("one", "two", "three", "four", "five");
        }
    });
}

}

打开快速关闭页面会导致内存泄露么 Open the fast close page,Does this library cause memory leaks?

ReactiveX / RxAndroid

Does this library cause memory leaks #426