package zhangphil.app;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;

import java.util.ArrayList;
import java.util.List;

import io.reactivex.Observable;
import io.reactivex.Observer;
import io.reactivex.android.schedulers.AndroidSchedulers;
import io.reactivex.disposables.Disposable;
import io.reactivex.schedulers.Schedulers;

public class MainActivity extends Activity {
    //假设一个数据源
    private String TAG = "zhangphil@csdn";

    Observer<List<String>> observer = new Observer<List<String>>() {
        @Override
        public void onSubscribe(Disposable d) {
            //Log.d(TAG, d.toString());
        }

        @Override
        public void onNext(List list) {
            Log.d(TAG, "onNext - Start");

            for (int i = 0; i < list.size(); i++) {
                Log.d(TAG, String.valueOf(list.get(i)));
            }

            Log.d(TAG, "onNext - End");
        }

        @Override
        public void onComplete() {
            Log.d(TAG, "onComplete");
        }

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

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        List<String> lists = new ArrayList<>();
        for (int i = 0; i < TAG.length(); i++) {
            lists.add(String.valueOf(TAG.charAt(i)));
        }

        //为一个数据源增加一个观察者
        //观察者是observer，observer吐出观察到的数据
        Observable
                .just(lists)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(observer);
    }
}

02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: onNext - Start
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: z
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: h
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: a
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: n
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: g
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: p
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: h
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: i
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: l
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: @
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: c
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: s
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: d
02-28 13:55:00.571 10845-10845/zhangphil.app W/ActivityThread: AppLock checkAppLockState isAppLocked = false pkgName = zhangphil.app showWhenLocked = false
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: n
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: onNext - End
02-28 13:55:00.571 10845-10845/zhangphil.app D/zhangphil@csdn: onComplete