RXJava & Retrofit

public class Api {
    public static  final  String BASE_PATH = "http://service.meiyinkeqiu.com/service/";

    public static final String BASE_URL = "https://api.github.com/";

}

public interface ApiService {
    /**
     * 結合Retrofit+RxJava
     * thtp://service.meiyinkeqiu.com/service/ads/cptj
     * @param
     * @return
     */
    @GET("ads/cptj")
    Observable<News> getNoParams();
    /**
     * 結合RxJava
     * @param user
     * @return
     * https://api.github.com/users/forever
     */
    @GET("users/{user}")
    Observable<User>  getHasParams(@Path("user")String user);
}

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        getNoParams();

    }

    private void getNoParams() {
        Retrofit retrofit = new Retrofit.Builder().baseUrl(Api.BASE_PATH).addConverterFactory(GsonConverterFactory.create())
                .addCallAdapterFactory(RxJavaCallAdapterFactory.create())//支持RxJava
                .build();
        ApiService apiService = retrofit.create(ApiService.class);
        //得到Observable
        Observable<News> observable = apiService.getNoParams();//生產事件
        //被觀察者訂閱觀察 默認在同一個線程
         observable.subscribeOn(Schedulers.io())//指定IO做耗時操作
                .observeOn(AndroidSchedulers.mainThread())//指定更新UI在主線程
                .subscribe(new Observer<News>() {
                    @Override
                    public void onCompleted() {//完成

                    }

                    @Override
                    public void onError(Throwable e) {//失敗
                        Log.i("xxx", e.getMessage());
                    }

                    @Override
                    public void onNext(News news) {//消費事件
                        List<News.AdsBean> ads = news.getAds();
                        for (int i = 0; i < ads.size(); i++) {
                            News.AdsBean adsBean = ads.get(i);
                            String gonggaoren = adsBean.getGonggaoren();
                            Log.i("xxx", gonggaoren);
                        }

                    }
                });
    }
}

compile 'com.android.support:appcompat-v7:26.+'
compile 'com.android.support.constraint:constraint-layout:1.0.2'
testCompile 'junit:junit:4.12'
compile 'com.squareup.retrofit2:retrofit:2.0.1'
compile 'com.squareup.okio:okio:1.5.0'
compile 'com.squareup.okhttp3:okhttp:3.2.0'
compile 'com.squareup.retrofit2:converter-gson:2.0.1'
compile 'com.squareup.okhttp3:logging-interceptor:3.4.1'