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| 1 | +package com.vogella.android.rxjava.asynctask; |
| 2 | + |
| 3 | +import android.app.Activity; |
| 4 | +import android.os.Bundle; |
| 5 | +import android.view.View; |
| 6 | +import android.widget.Toast; |
| 7 | + |
| 8 | +import java.util.Arrays; |
| 9 | +import java.util.List; |
| 10 | + |
| 11 | +import rx.Observable; |
| 12 | +import rx.Observer; |
| 13 | +import rx.Subscriber; |
| 14 | +import rx.android.schedulers.AndroidSchedulers; |
| 15 | +import rx.schedulers.Schedulers; |
| 16 | + |
| 17 | +public class MainActivity extends Activity { |
| 18 | + |
| 19 | + @Override |
| 20 | + protected void onCreate(Bundle savedInstanceState) { |
| 21 | + super.onCreate(savedInstanceState); |
| 22 | + setContentView(R.layout.activity_main); |
| 23 | + } |
| 24 | + |
| 25 | + public void onClick(final View view) { |
| 26 | + view.setEnabled(false); |
| 27 | + Observable<Void> voidObservable = Observable.create(new Observable.OnSubscribe<Void>() { |
| 28 | + @Override |
| 29 | + public void call(Subscriber<? super Void> subscriber) { |
| 30 | + longRunningOperation(); |
| 31 | + subscriber.onNext(null); |
| 32 | + subscriber.onCompleted(); |
| 33 | + |
| 34 | + } |
| 35 | + }).subscribeOn(Schedulers.io()).observeOn(AndroidSchedulers.mainThread()); |
| 36 | + voidObservable |
| 37 | + .subscribe(new Subscriber<Void>() { |
| 38 | + @Override |
| 39 | + public void onCompleted() { |
| 40 | + Toast.makeText(MainActivity.this, "Finished", Toast.LENGTH_LONG).show(); |
| 41 | + } |
| 42 | + |
| 43 | + @Override |
| 44 | + public void onError(Throwable e) { |
| 45 | + |
| 46 | + } |
| 47 | + |
| 48 | + @Override |
| 49 | + public void onNext(Void aVoid) { |
| 50 | + view.setEnabled(true); |
| 51 | + Toast.makeText(MainActivity.this, "Got a new value", Toast.LENGTH_LONG).show(); |
| 52 | + } |
| 53 | + }) |
| 54 | + ; |
| 55 | + |
| 56 | + |
| 57 | + } |
| 58 | + |
| 59 | + public void longRunningOperation() { |
| 60 | + try { |
| 61 | + Thread.sleep(6000); |
| 62 | + } catch (InterruptedException e) { |
| 63 | + e.printStackTrace(); |
| 64 | + } |
| 65 | + |
| 66 | + } |
| 67 | +} |
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